diff options
| author | Quincey Koziol <koziol@hdfgroup.org> | 2009-10-15 18:26:50 (GMT) |
|---|---|---|
| committer | Quincey Koziol <koziol@hdfgroup.org> | 2009-10-15 18:26:50 (GMT) |
| commit | d38b38db5a78e1d47a7610b00c65f54b5533de0c (patch) | |
| tree | e2dd16037e239fa45552f2fa113a4e6caa9287aa /src | |
| parent | f7b06c8505eee62e54e295468b45ebcfd0f2cf65 (diff) | |
| download | hdf5-d38b38db5a78e1d47a7610b00c65f54b5533de0c.zip hdf5-d38b38db5a78e1d47a7610b00c65f54b5533de0c.tar.gz hdf5-d38b38db5a78e1d47a7610b00c65f54b5533de0c.tar.bz2 | |
[svn-r17649] Description:
Refactor v2 B-trees to pin the B-tree header in the cache instead of
using separate reference counted data structure.
Tested on:
FreeBSD/32 6.3 (duty) in debug mode
FreeBSD/64 6.3 (liberty) w/C++ & FORTRAN, in debug mode
Linux/32 2.6 (jam) w/PGI compilers, w/default API=1.8.x,
w/C++ & FORTRAN, w/threadsafe, in debug mode
Linux/64-amd64 2.6 (smirom) w/Intel compilers, w/default API=1.6.x,
w/C++ & FORTRAN, in production mode
Solaris/32 2.10 (linew) w/deprecated symbols disabled, w/C++ & FORTRAN,
w/szip filter, in production mode
Linux/64-ia64 2.6 (cobalt) w/Intel compilers, w/C++ & FORTRAN,
in production mode
Linux/64-ia64 2.4 (tg-login3) w/parallel, w/FORTRAN, in debug mode
Linux/64-amd64 2.6 (abe) w/parallel, w/FORTRAN, in production mode
Mac OS X/32 10.6.1 (amazon) in debug mode
Mac OS X/32 10.6.1 (amazon) w/C++ & FORTRAN, w/threadsafe,
in production mode
Diffstat (limited to 'src')
| -rw-r--r-- | src/H5B2.c | 406 | ||||
| -rw-r--r-- | src/H5B2cache.c | 262 | ||||
| -rw-r--r-- | src/H5B2dbg.c | 161 | ||||
| -rw-r--r-- | src/H5B2hdr.c | 363 | ||||
| -rw-r--r-- | src/H5B2int.c | 1147 | ||||
| -rw-r--r-- | src/H5B2pkg.h | 92 | ||||
| -rw-r--r-- | src/H5B2stat.c | 10 | ||||
| -rw-r--r-- | src/H5B2test.c | 47 | ||||
| -rwxr-xr-x | src/Makefile.am | 2 | ||||
| -rw-r--r-- | src/Makefile.in | 5 |
10 files changed, 1244 insertions, 1251 deletions
@@ -95,9 +95,9 @@ H5FL_DEFINE(H5B2_t); *------------------------------------------------------------------------- */ herr_t -H5B2_create(H5F_t *f, hid_t dxpl_id, const H5B2_class_t *type, - size_t node_size, size_t rrec_size, - unsigned split_percent, unsigned merge_percent, haddr_t *addr_p) +H5B2_create(H5F_t *f, hid_t dxpl_id, const H5B2_class_t *type, size_t node_size, + size_t rrec_size, unsigned split_percent, unsigned merge_percent, + haddr_t *addr_p) { H5B2_t *bt2 = NULL; /* The new B-tree header information */ herr_t ret_value = SUCCEED; @@ -119,17 +119,14 @@ H5B2_create(H5F_t *f, hid_t dxpl_id, const H5B2_class_t *type, /* * Allocate file and memory data structures. */ - if(NULL == (bt2 = H5FL_MALLOC(H5B2_t))) + if(NULL == (bt2 = H5FL_CALLOC(H5B2_t))) HGOTO_ERROR(H5E_RESOURCE, H5E_NOSPACE, FAIL, "memory allocation failed for B-tree header") - /* Assign internal information */ - HDmemset(&bt2->cache_info, 0, sizeof(H5AC_info_t)); + /* Assign non-zero information */ bt2->root.addr = HADDR_UNDEF; - bt2->root.node_nrec = 0; - bt2->root.all_nrec = 0; /* Initialize shared B-tree info */ - if(H5B2_shared_init(f, bt2, type, 0, node_size, rrec_size, split_percent, merge_percent) < 0) + if(H5B2_hdr_init(f, bt2, type, 0, node_size, rrec_size, split_percent, merge_percent) < 0) HGOTO_ERROR(H5E_RESOURCE, H5E_NOSPACE, FAIL, "can't create shared B-tree info") /* Allocate space for the header on disk */ @@ -169,7 +166,6 @@ H5B2_insert(H5F_t *f, hid_t dxpl_id, const H5B2_class_t *type, haddr_t addr, { H5B2_t *bt2 = NULL; /* Pointer to the B-tree header */ unsigned bt2_flags = H5AC__NO_FLAGS_SET; /* Metadata cache flags for B-tree header */ - H5B2_shared_t *shared; /* Pointer to B-tree's shared information */ herr_t ret_value = SUCCEED; FUNC_ENTER_NOAPI(H5B2_insert, FAIL) @@ -183,43 +179,42 @@ H5B2_insert(H5F_t *f, hid_t dxpl_id, const H5B2_class_t *type, haddr_t addr, if(NULL == (bt2 = (H5B2_t *)H5AC_protect(f, dxpl_id, H5AC_BT2_HDR, addr, type, NULL, H5AC_WRITE))) HGOTO_ERROR(H5E_BTREE, H5E_CANTPROTECT, FAIL, "unable to load B-tree header") - /* Get the pointer to the shared B-tree info */ - shared = (H5B2_shared_t *)H5RC_GET_OBJ(bt2->shared); - HDassert(shared); + /* Set file pointer for this B-tree operation */ + bt2->f = f; /* Check if the root node is allocated yet */ if(!H5F_addr_defined(bt2->root.addr)) { /* Create root node as leaf node in B-tree */ - if(H5B2_create_leaf(f, dxpl_id, bt2->shared, &(bt2->root)) < 0) + if(H5B2_create_leaf(f, dxpl_id, bt2, &(bt2->root)) < 0) HGOTO_ERROR(H5E_BTREE, H5E_CANTINIT, FAIL, "unable to create root node") - - /* Mark B-tree header as dirty, since we updated the address of the root node */ - bt2_flags |= H5AC__DIRTIED_FLAG; } /* end if */ /* Check if we need to split the root node (equiv. to a 1->2 node split) */ - else if(bt2->root.node_nrec == shared->node_info[shared->depth].split_nrec) { + else if(bt2->root.node_nrec == bt2->node_info[bt2->depth].split_nrec) { /* Split root node */ if(H5B2_split_root(f, dxpl_id, bt2, &bt2_flags) < 0) HGOTO_ERROR(H5E_BTREE, H5E_CANTSPLIT, FAIL, "unable to split root node") } /* end if */ /* Attempt to insert record into B-tree */ - if(shared->depth > 0) { - if(H5B2_insert_internal(f, dxpl_id, bt2->shared, shared->depth, &bt2_flags, &bt2->root, udata) < 0) + if(bt2->depth > 0) { + if(H5B2_insert_internal(f, dxpl_id, bt2, bt2->depth, &bt2_flags, &bt2->root, udata) < 0) HGOTO_ERROR(H5E_BTREE, H5E_CANTINSERT, FAIL, "unable to insert record into B-tree internal node") } /* end if */ else { - if(H5B2_insert_leaf(f, dxpl_id, bt2->shared, &bt2->root, udata) < 0) + if(H5B2_insert_leaf(f, dxpl_id, bt2, &bt2->root, udata) < 0) HGOTO_ERROR(H5E_BTREE, H5E_CANTINSERT, FAIL, "unable to insert record into B-tree leaf node") } /* end else */ - /* Mark parent node as dirty */ + /* Mark B-tree header as dirty */ bt2_flags |= H5AC__DIRTIED_FLAG; done: /* Release the B-tree header info */ - if(bt2 && H5AC_unprotect(f, dxpl_id, H5AC_BT2_HDR, addr, bt2, bt2_flags) < 0) - HDONE_ERROR(H5E_BTREE, H5E_CANTUNPROTECT, FAIL, "unable to release B-tree header info") + if(bt2) { + bt2->f = NULL; + if(H5AC_unprotect(f, dxpl_id, H5AC_BT2_HDR, addr, bt2, bt2_flags) < 0) + HDONE_ERROR(H5E_BTREE, H5E_CANTUNPROTECT, FAIL, "unable to release B-tree header info") + } /* end if */ FUNC_LEAVE_NOAPI(ret_value) } /* H5B2_insert() */ @@ -246,13 +241,8 @@ herr_t H5B2_iterate(H5F_t *f, hid_t dxpl_id, const H5B2_class_t *type, haddr_t addr, H5B2_operator_t op, void *op_data) { - H5B2_t *bt2=NULL; /* Pointer to the B-tree header */ - H5B2_shared_t *shared; /* Pointer to B-tree's shared information */ - H5RC_t *bt2_shared=NULL; /* Pointer to ref-counter for shared B-tree info */ - hbool_t incr_rc=FALSE; /* Flag to indicate that we've incremented the B-tree's shared info reference count */ - H5B2_node_ptr_t root_ptr; /* Node pointer info for root node */ - unsigned depth; /* Current depth of the tree */ - herr_t ret_value = SUCCEED; + H5B2_t *bt2 = NULL; /* Pointer to the B-tree header */ + herr_t ret_value = SUCCEED; /* Return value */ FUNC_ENTER_NOAPI(H5B2_iterate, FAIL) @@ -266,37 +256,23 @@ H5B2_iterate(H5F_t *f, hid_t dxpl_id, const H5B2_class_t *type, haddr_t addr, if(NULL == (bt2 = (H5B2_t *)H5AC_protect(f, dxpl_id, H5AC_BT2_HDR, addr, type, NULL, H5AC_READ))) HGOTO_ERROR(H5E_BTREE, H5E_CANTPROTECT, FAIL, "unable to load B-tree header") - /* Safely grab pointer to reference counted shared B-tree info, so we can release the B-tree header if necessary */ - bt2_shared = bt2->shared; - H5RC_INC(bt2_shared); - incr_rc = TRUE; - - /* Get the pointer to the shared B-tree info */ - shared = (H5B2_shared_t *)H5RC_GET_OBJ(bt2->shared); - HDassert(shared); - - /* Make copy of the root node pointer */ - root_ptr = bt2->root; - - /* Current depth of the tree */ - depth = shared->depth; - - /* Release header */ - if(H5AC_unprotect(f, dxpl_id, H5AC_BT2_HDR, addr, bt2, H5AC__NO_FLAGS_SET) < 0) - HGOTO_ERROR(H5E_BTREE, H5E_CANTUNPROTECT, FAIL, "unable to release B-tree header info") - bt2 = NULL; + /* Set file pointer for this B-tree operation */ + bt2->f = f; /* Iterate through records */ - if(root_ptr.node_nrec > 0) { + if(bt2->root.node_nrec > 0) { /* Iterate through nodes */ - if((ret_value = H5B2_iterate_node(f, dxpl_id, bt2_shared, depth, &root_ptr, op, op_data)) < 0) + if((ret_value = H5B2_iterate_node(f, dxpl_id, bt2, bt2->depth, &bt2->root, op, op_data)) < 0) HERROR(H5E_BTREE, H5E_CANTLIST, "node iteration failed"); } /* end if */ done: - /* Check if we need to decrement the reference count for the B-tree's shared info */ - if(incr_rc) - H5RC_DEC(bt2_shared); + /* Release header */ + if(bt2) { + bt2->f = NULL; + if(H5AC_unprotect(f, dxpl_id, H5AC_BT2_HDR, addr, bt2, H5AC__NO_FLAGS_SET) < 0) + HDONE_ERROR(H5E_BTREE, H5E_CANTUNPROTECT, FAIL, "unable to release B-tree header info") + } /* end if */ FUNC_LEAVE_NOAPI(ret_value) } /* H5B2_iterate() */ @@ -330,14 +306,11 @@ H5B2_find(H5F_t *f, hid_t dxpl_id, const H5B2_class_t *type, haddr_t addr, void *udata, H5B2_found_t op, void *op_data) { H5B2_t *bt2 = NULL; /* Pointer to the B-tree header */ - H5RC_t *bt2_shared = NULL; /* Pointer to ref-counter for shared B-tree info */ - H5B2_shared_t *shared; /* Pointer to B-tree's shared information */ - hbool_t incr_rc = FALSE; /* Flag to indicate that we've incremented the B-tree's shared info reference count */ H5B2_node_ptr_t curr_node_ptr; /* Node pointer info for current node */ unsigned depth; /* Current depth of the tree */ int cmp; /* Comparison value of records */ unsigned idx; /* Location of record which matches key */ - htri_t ret_value = TRUE /* Return value */; + htri_t ret_value = TRUE; /* Return value */ FUNC_ENTER_NOAPI(H5B2_find, FAIL) @@ -350,25 +323,14 @@ H5B2_find(H5F_t *f, hid_t dxpl_id, const H5B2_class_t *type, haddr_t addr, if(NULL == (bt2 = (H5B2_t *)H5AC_protect(f, dxpl_id, H5AC_BT2_HDR, addr, type, NULL, H5AC_READ))) HGOTO_ERROR(H5E_BTREE, H5E_CANTPROTECT, FAIL, "unable to load B-tree header") - /* Safely grab pointer to reference counted shared B-tree info, so we can release the B-tree header if necessary */ - bt2_shared = bt2->shared; - H5RC_INC(bt2_shared); - incr_rc = TRUE; - - /* Get the pointer to the shared B-tree info */ - shared = (H5B2_shared_t *)H5RC_GET_OBJ(bt2_shared); - HDassert(shared); + /* Set file pointer for this B-tree operation */ + bt2->f = f; /* Make copy of the root node pointer to start search with */ curr_node_ptr = bt2->root; /* Current depth of the tree */ - depth = shared->depth; - - /* Release header */ - if(H5AC_unprotect(f, dxpl_id, H5AC_BT2_HDR, addr, bt2, H5AC__NO_FLAGS_SET) < 0) - HGOTO_ERROR(H5E_BTREE, H5E_CANTUNPROTECT, FAIL, "unable to release B-tree header info") - bt2 = NULL; + depth = bt2->depth; /* Check for empty tree */ if(curr_node_ptr.node_nrec == 0) @@ -381,11 +343,11 @@ H5B2_find(H5F_t *f, hid_t dxpl_id, const H5B2_class_t *type, haddr_t addr, H5B2_node_ptr_t next_node_ptr; /* Node pointer info for next node */ /* Lock B-tree current node */ - if(NULL == (internal = H5B2_protect_internal(f, dxpl_id, bt2_shared, curr_node_ptr.addr, curr_node_ptr.node_nrec, depth, H5AC_READ))) + if(NULL == (internal = H5B2_protect_internal(f, dxpl_id, bt2, curr_node_ptr.addr, curr_node_ptr.node_nrec, depth, H5AC_READ))) HGOTO_ERROR(H5E_BTREE, H5E_CANTPROTECT, FAIL, "unable to load B-tree internal node") /* Locate node pointer for child */ - cmp = H5B2_locate_record(shared->type, internal->nrec, shared->nat_off, internal->int_native, udata, &idx); + cmp = H5B2_locate_record(bt2->type, internal->nrec, bt2->nat_off, internal->int_native, udata, &idx); if(cmp > 0) idx++; @@ -402,7 +364,7 @@ H5B2_find(H5F_t *f, hid_t dxpl_id, const H5B2_class_t *type, haddr_t addr, } /* end if */ else { /* Make callback for current record */ - if(op && (op)(H5B2_INT_NREC(internal, shared, idx), op_data) < 0) { + if(op && (op)(H5B2_INT_NREC(internal, bt2, idx), op_data) < 0) { /* Unlock current node */ if(H5AC_unprotect(f, dxpl_id, H5AC_BT2_INT, curr_node_ptr.addr, internal, H5AC__NO_FLAGS_SET) < 0) HGOTO_ERROR(H5E_BTREE, H5E_CANTUNPROTECT, FAIL, "unable to release B-tree node") @@ -426,11 +388,11 @@ H5B2_find(H5F_t *f, hid_t dxpl_id, const H5B2_class_t *type, haddr_t addr, H5B2_leaf_t *leaf; /* Pointer to leaf node in B-tree */ /* Lock B-tree leaf node */ - if(NULL == (leaf = (H5B2_leaf_t *)H5AC_protect(f, dxpl_id, H5AC_BT2_LEAF, curr_node_ptr.addr, &(curr_node_ptr.node_nrec), bt2_shared, H5AC_READ))) + if(NULL == (leaf = (H5B2_leaf_t *)H5AC_protect(f, dxpl_id, H5AC_BT2_LEAF, curr_node_ptr.addr, &(curr_node_ptr.node_nrec), bt2, H5AC_READ))) HGOTO_ERROR(H5E_BTREE, H5E_CANTPROTECT, FAIL, "unable to load B-tree internal node") /* Locate record */ - cmp = H5B2_locate_record(shared->type, leaf->nrec, shared->nat_off, leaf->leaf_native, udata, &idx); + cmp = H5B2_locate_record(bt2->type, leaf->nrec, bt2->nat_off, leaf->leaf_native, udata, &idx); if(cmp != 0) { /* Unlock leaf node */ @@ -442,7 +404,7 @@ H5B2_find(H5F_t *f, hid_t dxpl_id, const H5B2_class_t *type, haddr_t addr, } /* end if */ else { /* Make callback for current record */ - if(op && (op)(H5B2_LEAF_NREC(leaf, shared, idx), op_data) < 0) { + if(op && (op)(H5B2_LEAF_NREC(leaf, bt2, idx), op_data) < 0) { /* Unlock current node */ if(H5AC_unprotect(f, dxpl_id, H5AC_BT2_LEAF, curr_node_ptr.addr, leaf, H5AC__NO_FLAGS_SET) < 0) HGOTO_ERROR(H5E_BTREE, H5E_CANTUNPROTECT, FAIL, "unable to release B-tree node") @@ -457,9 +419,12 @@ H5B2_find(H5F_t *f, hid_t dxpl_id, const H5B2_class_t *type, haddr_t addr, } /* end block */ done: - /* Check if we need to decrement the reference count for the B-tree's shared info */ - if(incr_rc) - H5RC_DEC(bt2_shared); + /* Release header */ + if(bt2) { + bt2->f = NULL; + if(H5AC_unprotect(f, dxpl_id, H5AC_BT2_HDR, addr, bt2, H5AC__NO_FLAGS_SET) < 0) + HDONE_ERROR(H5E_BTREE, H5E_CANTUNPROTECT, FAIL, "unable to release B-tree header info") + } /* end if */ FUNC_LEAVE_NOAPI(ret_value) } /* H5B2_find() */ @@ -487,13 +452,10 @@ herr_t H5B2_index(H5F_t *f, hid_t dxpl_id, const H5B2_class_t *type, haddr_t addr, H5_iter_order_t order, hsize_t idx, H5B2_found_t op, void *op_data) { - H5B2_t *bt2=NULL; /* Pointer to the B-tree header */ - H5RC_t *bt2_shared=NULL; /* Pointer to ref-counter for shared B-tree info */ - H5B2_shared_t *shared; /* Pointer to B-tree's shared information */ - hbool_t incr_rc=FALSE; /* Flag to indicate that we've incremented the B-tree's shared info reference count */ + H5B2_t *bt2 = NULL; /* Pointer to the B-tree header */ H5B2_node_ptr_t curr_node_ptr; /* Node pointer info for current node */ unsigned depth; /* Current depth of the tree */ - herr_t ret_value = SUCCEED; + herr_t ret_value = SUCCEED; /* Return value */ FUNC_ENTER_NOAPI(H5B2_index, FAIL) @@ -507,25 +469,14 @@ H5B2_index(H5F_t *f, hid_t dxpl_id, const H5B2_class_t *type, haddr_t addr, if(NULL == (bt2 = (H5B2_t *)H5AC_protect(f, dxpl_id, H5AC_BT2_HDR, addr, type, NULL, H5AC_READ))) HGOTO_ERROR(H5E_BTREE, H5E_CANTPROTECT, FAIL, "unable to load B-tree header") - /* Safely grab pointer to reference counted shared B-tree info, so we can release the B-tree header if necessary */ - bt2_shared = bt2->shared; - H5RC_INC(bt2_shared); - incr_rc = TRUE; - - /* Get the pointer to the shared B-tree info */ - shared = (H5B2_shared_t *)H5RC_GET_OBJ(bt2_shared); - HDassert(shared); + /* Set file pointer for this B-tree operation */ + bt2->f = f; /* Make copy of the root node pointer to start search with */ curr_node_ptr = bt2->root; /* Current depth of the tree */ - depth = shared->depth; - - /* Release header */ - if(H5AC_unprotect(f, dxpl_id, H5AC_BT2_HDR, addr, bt2, H5AC__NO_FLAGS_SET) < 0) - HGOTO_ERROR(H5E_BTREE, H5E_CANTUNPROTECT, FAIL, "unable to release B-tree header info") - bt2 = NULL; + depth = bt2->depth; /* Check for empty tree */ if(curr_node_ptr.node_nrec == 0) @@ -546,7 +497,7 @@ H5B2_index(H5F_t *f, hid_t dxpl_id, const H5B2_class_t *type, haddr_t addr, unsigned u; /* Local index variable */ /* Lock B-tree current node */ - if(NULL == (internal = H5B2_protect_internal(f, dxpl_id, bt2_shared, curr_node_ptr.addr, curr_node_ptr.node_nrec, depth, H5AC_READ))) + if(NULL == (internal = H5B2_protect_internal(f, dxpl_id, bt2, curr_node_ptr.addr, curr_node_ptr.node_nrec, depth, H5AC_READ))) HGOTO_ERROR(H5E_BTREE, H5E_CANTPROTECT, FAIL, "unable to load B-tree internal node") /* Search for record with correct index */ @@ -570,7 +521,7 @@ H5B2_index(H5F_t *f, hid_t dxpl_id, const H5B2_class_t *type, haddr_t addr, /* Check if record is in this node */ if(internal->node_ptrs[u].all_nrec == idx) { /* Make callback for current record */ - if((op)(H5B2_INT_NREC(internal, shared, u), op_data) < 0) { + if((op)(H5B2_INT_NREC(internal, bt2, u), op_data) < 0) { /* Unlock current node */ if(H5AC_unprotect(f, dxpl_id, H5AC_BT2_INT, curr_node_ptr.addr, internal, H5AC__NO_FLAGS_SET) < 0) HGOTO_ERROR(H5E_BTREE, H5E_CANTUNPROTECT, FAIL, "unable to release B-tree node") @@ -618,14 +569,14 @@ H5B2_index(H5F_t *f, hid_t dxpl_id, const H5B2_class_t *type, haddr_t addr, H5B2_leaf_t *leaf; /* Pointer to leaf node in B-tree */ /* Lock B-tree leaf node */ - if(NULL == (leaf = (H5B2_leaf_t *)H5AC_protect(f, dxpl_id, H5AC_BT2_LEAF, curr_node_ptr.addr, &(curr_node_ptr.node_nrec), bt2_shared, H5AC_READ))) + if(NULL == (leaf = (H5B2_leaf_t *)H5AC_protect(f, dxpl_id, H5AC_BT2_LEAF, curr_node_ptr.addr, &(curr_node_ptr.node_nrec), bt2, H5AC_READ))) HGOTO_ERROR(H5E_BTREE, H5E_CANTPROTECT, FAIL, "unable to load B-tree internal node") /* Sanity check index */ HDassert(idx < leaf->nrec); /* Make callback for correct record */ - if((op)(H5B2_LEAF_NREC(leaf, shared, idx), op_data) < 0) { + if((op)(H5B2_LEAF_NREC(leaf, bt2, idx), op_data) < 0) { /* Unlock current node */ if(H5AC_unprotect(f, dxpl_id, H5AC_BT2_LEAF, curr_node_ptr.addr, leaf, H5AC__NO_FLAGS_SET) < 0) HGOTO_ERROR(H5E_BTREE, H5E_CANTUNPROTECT, FAIL, "unable to release B-tree node") @@ -639,9 +590,12 @@ H5B2_index(H5F_t *f, hid_t dxpl_id, const H5B2_class_t *type, haddr_t addr, } /* end block */ done: - /* Check if we need to decrement the reference count for the B-tree's shared info */ - if(incr_rc) - H5RC_DEC(bt2_shared); + /* Release header */ + if(bt2) { + bt2->f = NULL; + if(H5AC_unprotect(f, dxpl_id, H5AC_BT2_HDR, addr, bt2, H5AC__NO_FLAGS_SET) < 0) + HDONE_ERROR(H5E_BTREE, H5E_CANTUNPROTECT, FAIL, "unable to release B-tree header info") + } /* end if */ FUNC_LEAVE_NOAPI(ret_value) } /* H5B2_index() */ @@ -665,9 +619,8 @@ H5B2_remove(H5F_t *f, hid_t dxpl_id, const H5B2_class_t *type, haddr_t addr, void *udata, H5B2_remove_t op, void *op_data) { H5B2_t *bt2 = NULL; /* Pointer to the B-tree header */ - unsigned bt2_flags = H5AC__NO_FLAGS_SET; - H5B2_shared_t *shared; /* Pointer to B-tree's shared information */ - herr_t ret_value = SUCCEED; + unsigned bt2_flags = H5AC__NO_FLAGS_SET; /* Flags for unprotecting B-tree header */ + herr_t ret_value = SUCCEED; /* Return value */ FUNC_ENTER_NOAPI(H5B2_remove, FAIL) @@ -680,37 +633,36 @@ H5B2_remove(H5F_t *f, hid_t dxpl_id, const H5B2_class_t *type, haddr_t addr, if(NULL == (bt2 = (H5B2_t *)H5AC_protect(f, dxpl_id, H5AC_BT2_HDR, addr, type, NULL, H5AC_WRITE))) HGOTO_ERROR(H5E_BTREE, H5E_CANTPROTECT, FAIL, "unable to load B-tree header") - /* Get the pointer to the shared B-tree info */ - shared = (H5B2_shared_t *)H5RC_GET_OBJ(bt2->shared); - HDassert(shared); + /* Set file pointer for this B-tree operation */ + bt2->f = f; /* Check for empty B-tree */ - if(bt2->root.all_nrec == 0) + if(0 == bt2->root.all_nrec) HGOTO_ERROR(H5E_BTREE, H5E_NOTFOUND, FAIL, "record is not in B-tree") /* Attempt to remove record from B-tree */ - if(shared->depth > 0) { + if(bt2->depth > 0) { hbool_t depth_decreased = FALSE; /* Flag to indicate whether the depth of the B-tree decreased */ - if(H5B2_remove_internal(f, dxpl_id, bt2->shared, &depth_decreased, NULL, shared->depth, + if(H5B2_remove_internal(f, dxpl_id, bt2, &depth_decreased, NULL, bt2->depth, &(bt2->cache_info), &bt2_flags, &bt2->root, udata, op, op_data) < 0) HGOTO_ERROR(H5E_BTREE, H5E_CANTDELETE, FAIL, "unable to remove record from B-tree internal node") /* Check for decreasing the depth of the B-tree */ if(depth_decreased) { /* Destroy free list factories for previous depth */ - if(shared->node_info[shared->depth].nat_rec_fac) - if(H5FL_fac_term(shared->node_info[shared->depth].nat_rec_fac) < 0) + if(bt2->node_info[bt2->depth].nat_rec_fac) + if(H5FL_fac_term(bt2->node_info[bt2->depth].nat_rec_fac) < 0) HGOTO_ERROR(H5E_RESOURCE, H5E_CANTRELEASE, FAIL, "can't destroy node's native record block factory") - if(shared->node_info[shared->depth].node_ptr_fac) - if(H5FL_fac_term(shared->node_info[shared->depth].node_ptr_fac) < 0) + if(bt2->node_info[bt2->depth].node_ptr_fac) + if(H5FL_fac_term(bt2->node_info[bt2->depth].node_ptr_fac) < 0) HGOTO_ERROR(H5E_RESOURCE, H5E_CANTRELEASE, FAIL, "can't destroy node's node pointer block factory") - shared->depth -= depth_decreased; + bt2->depth -= depth_decreased; } /* end for */ } /* end if */ else { - if(H5B2_remove_leaf(f, dxpl_id, bt2->shared, &bt2->root, udata, op, op_data) < 0) + if(H5B2_remove_leaf(f, dxpl_id, bt2, &bt2->root, udata, op, op_data) < 0) HGOTO_ERROR(H5E_BTREE, H5E_CANTDELETE, FAIL, "unable to remove record from B-tree leaf node") } /* end else */ @@ -722,8 +674,11 @@ H5B2_remove(H5F_t *f, hid_t dxpl_id, const H5B2_class_t *type, haddr_t addr, done: /* Release the B-tree header info */ - if (bt2 && H5AC_unprotect(f, dxpl_id, H5AC_BT2_HDR, addr, bt2, bt2_flags) < 0) - HDONE_ERROR(H5E_BTREE, H5E_CANTUNPROTECT, FAIL, "unable to release B-tree header info") + if(bt2) { + bt2->f = NULL; + if(H5AC_unprotect(f, dxpl_id, H5AC_BT2_HDR, addr, bt2, bt2_flags) < 0) + HDONE_ERROR(H5E_BTREE, H5E_CANTUNPROTECT, FAIL, "unable to release B-tree header info") + } /* end if */ FUNC_LEAVE_NOAPI(ret_value) } /* H5B2_remove() */ @@ -748,9 +703,8 @@ H5B2_remove_by_idx(H5F_t *f, hid_t dxpl_id, const H5B2_class_t *type, void *op_data) { H5B2_t *bt2 = NULL; /* Pointer to the B-tree header */ - unsigned bt2_flags = H5AC__NO_FLAGS_SET; - H5B2_shared_t *shared; /* Pointer to B-tree's shared information */ - herr_t ret_value = SUCCEED; + unsigned bt2_flags = H5AC__NO_FLAGS_SET; /* Flags for unprotecting B-tree header */ + herr_t ret_value = SUCCEED; /* Return value */ FUNC_ENTER_NOAPI(H5B2_remove_by_idx, FAIL) @@ -763,12 +717,11 @@ H5B2_remove_by_idx(H5F_t *f, hid_t dxpl_id, const H5B2_class_t *type, if(NULL == (bt2 = (H5B2_t *)H5AC_protect(f, dxpl_id, H5AC_BT2_HDR, addr, type, NULL, H5AC_WRITE))) HGOTO_ERROR(H5E_BTREE, H5E_CANTPROTECT, FAIL, "unable to load B-tree header") - /* Get the pointer to the shared B-tree info */ - shared = (H5B2_shared_t *)H5RC_GET_OBJ(bt2->shared); - HDassert(shared); + /* Set file pointer for this B-tree operation */ + bt2->f = f; /* Check for empty B-tree */ - if(bt2->root.all_nrec == 0) + if(0 == bt2->root.all_nrec) HGOTO_ERROR(H5E_BTREE, H5E_NOTFOUND, FAIL, "record is not in B-tree") /* Check for index greater than the number of records in the tree */ @@ -776,32 +729,32 @@ H5B2_remove_by_idx(H5F_t *f, hid_t dxpl_id, const H5B2_class_t *type, HGOTO_ERROR(H5E_BTREE, H5E_NOTFOUND, FAIL, "B-tree doesn't have that many records") /* Check for reverse indexing and map requested index to appropriate forward index */ - if(order == H5_ITER_DEC) + if(H5_ITER_DEC == order) idx = bt2->root.all_nrec - (idx + 1); /* Attempt to remove record from B-tree */ - if(shared->depth > 0) { + if(bt2->depth > 0) { hbool_t depth_decreased = FALSE; /* Flag to indicate whether the depth of the B-tree decreased */ - if(H5B2_remove_internal_by_idx(f, dxpl_id, bt2->shared, &depth_decreased, NULL, shared->depth, + if(H5B2_remove_internal_by_idx(f, dxpl_id, bt2, &depth_decreased, NULL, bt2->depth, &(bt2->cache_info), &bt2_flags, &bt2->root, idx, op, op_data) < 0) HGOTO_ERROR(H5E_BTREE, H5E_CANTDELETE, FAIL, "unable to remove record from B-tree internal node") /* Check for decreasing the depth of the B-tree */ if(depth_decreased) { /* Destroy free list factories for previous depth */ - if(shared->node_info[shared->depth].nat_rec_fac) - if(H5FL_fac_term(shared->node_info[shared->depth].nat_rec_fac) < 0) + if(bt2->node_info[bt2->depth].nat_rec_fac) + if(H5FL_fac_term(bt2->node_info[bt2->depth].nat_rec_fac) < 0) HGOTO_ERROR(H5E_RESOURCE, H5E_CANTRELEASE, FAIL, "can't destroy node's native record block factory") - if(shared->node_info[shared->depth].node_ptr_fac) - if(H5FL_fac_term(shared->node_info[shared->depth].node_ptr_fac) < 0) + if(bt2->node_info[bt2->depth].node_ptr_fac) + if(H5FL_fac_term(bt2->node_info[bt2->depth].node_ptr_fac) < 0) HGOTO_ERROR(H5E_RESOURCE, H5E_CANTRELEASE, FAIL, "can't destroy node's node pointer block factory") - shared->depth -= depth_decreased; + bt2->depth -= depth_decreased; } /* end for */ } /* end if */ else { - if(H5B2_remove_leaf_by_idx(f, dxpl_id, bt2->shared, &bt2->root, (unsigned)idx, op, op_data) < 0) + if(H5B2_remove_leaf_by_idx(f, dxpl_id, bt2, &bt2->root, (unsigned)idx, op, op_data) < 0) HGOTO_ERROR(H5E_BTREE, H5E_CANTDELETE, FAIL, "unable to remove record from B-tree leaf node") } /* end else */ @@ -813,8 +766,11 @@ H5B2_remove_by_idx(H5F_t *f, hid_t dxpl_id, const H5B2_class_t *type, done: /* Release the B-tree header info */ - if (bt2 && H5AC_unprotect(f, dxpl_id, H5AC_BT2_HDR, addr, bt2, bt2_flags) < 0) - HDONE_ERROR(H5E_BTREE, H5E_CANTUNPROTECT, FAIL, "unable to release B-tree header info") + if(bt2) { + bt2->f = NULL; + if(H5AC_unprotect(f, dxpl_id, H5AC_BT2_HDR, addr, bt2, bt2_flags) < 0) + HDONE_ERROR(H5E_BTREE, H5E_CANTUNPROTECT, FAIL, "unable to release B-tree header info") + } /* end if */ FUNC_LEAVE_NOAPI(ret_value) } /* H5B2_remove_by_idx() */ @@ -849,16 +805,22 @@ H5B2_get_nrec(H5F_t *f, hid_t dxpl_id, const H5B2_class_t *type, haddr_t addr, HDassert(nrec); /* Look up the B-tree header */ - if (NULL == (bt2 = (H5B2_t *)H5AC_protect(f, dxpl_id, H5AC_BT2_HDR, addr, type, NULL, H5AC_READ))) + if(NULL == (bt2 = (H5B2_t *)H5AC_protect(f, dxpl_id, H5AC_BT2_HDR, addr, type, NULL, H5AC_READ))) HGOTO_ERROR(H5E_BTREE, H5E_CANTPROTECT, FAIL, "unable to load B-tree header") + /* Set file pointer for this B-tree operation */ + bt2->f = f; + /* Get B-tree number of records */ *nrec = bt2->root.all_nrec; done: /* Release B-tree header node */ - if (bt2 && H5AC_unprotect(f, dxpl_id, H5AC_BT2_HDR, addr, bt2, H5AC__NO_FLAGS_SET) < 0) - HDONE_ERROR(H5E_BTREE, H5E_CANTUNPROTECT, FAIL, "unable to release B-tree header info") + if(bt2) { + bt2->f = NULL; + if(H5AC_unprotect(f, dxpl_id, H5AC_BT2_HDR, addr, bt2, H5AC__NO_FLAGS_SET) < 0) + HDONE_ERROR(H5E_BTREE, H5E_CANTUNPROTECT, FAIL, "unable to release B-tree header info") + } /* end if */ FUNC_LEAVE_NOAPI(ret_value) } /* H5B2_get_nrec() */ @@ -894,8 +856,7 @@ H5B2_neighbor(H5F_t *f, hid_t dxpl_id, const H5B2_class_t *type, haddr_t addr, H5B2_compare_t range, void *udata, H5B2_found_t op, void *op_data) { H5B2_t *bt2 = NULL; /* Pointer to the B-tree header */ - H5B2_shared_t *shared; /* Pointer to B-tree's shared information */ - herr_t ret_value = SUCCEED; + herr_t ret_value = SUCCEED; /* Return value */ FUNC_ENTER_NOAPI(H5B2_neighbor, FAIL) @@ -909,28 +870,30 @@ H5B2_neighbor(H5F_t *f, hid_t dxpl_id, const H5B2_class_t *type, haddr_t addr, if(NULL == (bt2 = (H5B2_t *)H5AC_protect(f, dxpl_id, H5AC_BT2_HDR, addr, type, NULL, H5AC_READ))) HGOTO_ERROR(H5E_BTREE, H5E_CANTPROTECT, FAIL, "unable to load B-tree header") - /* Get the pointer to the shared B-tree info */ - shared = (H5B2_shared_t *)H5RC_GET_OBJ(bt2->shared); - HDassert(shared); + /* Set file pointer for this B-tree operation */ + bt2->f = f; /* Check for empty tree */ if(!H5F_addr_defined(bt2->root.addr)) HGOTO_ERROR(H5E_BTREE, H5E_NOTFOUND, FAIL, "B-tree has no records") /* Attempt to find neighbor record in B-tree */ - if(shared->depth > 0) { - if(H5B2_neighbor_internal(f, dxpl_id, bt2->shared, shared->depth, &bt2->root, NULL, range, udata, op, op_data)<0) + if(bt2->depth > 0) { + if(H5B2_neighbor_internal(f, dxpl_id, bt2, bt2->depth, &bt2->root, NULL, range, udata, op, op_data) < 0) HGOTO_ERROR(H5E_BTREE, H5E_NOTFOUND, FAIL, "unable to find neighbor record in B-tree internal node") } /* end if */ else { - if(H5B2_neighbor_leaf(f, dxpl_id, bt2->shared, &bt2->root, NULL, range, udata, op, op_data)<0) + if(H5B2_neighbor_leaf(f, dxpl_id, bt2, &bt2->root, NULL, range, udata, op, op_data) < 0) HGOTO_ERROR(H5E_BTREE, H5E_NOTFOUND, FAIL, "unable to find neighbor record in B-tree leaf node") } /* end else */ done: /* Release the B-tree header info */ - if (bt2 && H5AC_unprotect(f, dxpl_id, H5AC_BT2_HDR, addr, bt2, H5AC__NO_FLAGS_SET) < 0) - HDONE_ERROR(H5E_BTREE, H5E_CANTUNPROTECT, FAIL, "unable to release B-tree header info") + if(bt2) { + bt2->f = NULL; + if(H5AC_unprotect(f, dxpl_id, H5AC_BT2_HDR, addr, bt2, H5AC__NO_FLAGS_SET) < 0) + HDONE_ERROR(H5E_BTREE, H5E_CANTUNPROTECT, FAIL, "unable to release B-tree header info") + } /* end if */ FUNC_LEAVE_NOAPI(ret_value) } /* H5B2_neighbor() */ @@ -962,9 +925,8 @@ herr_t H5B2_delete(H5F_t *f, hid_t dxpl_id, const H5B2_class_t *type, haddr_t addr, H5B2_remove_t op, void *op_data) { - H5B2_t *bt2 = NULL; /* Pointer to the B-tree header */ - H5B2_shared_t *shared; /* Pointer to B-tree's shared information */ - herr_t ret_value = SUCCEED; + H5B2_t *bt2 = NULL; /* Pointer to the B-tree header */ + herr_t ret_value = SUCCEED; /* Return value */ FUNC_ENTER_NOAPI(H5B2_delete, FAIL) @@ -977,19 +939,21 @@ H5B2_delete(H5F_t *f, hid_t dxpl_id, const H5B2_class_t *type, haddr_t addr, if(NULL == (bt2 = (H5B2_t *)H5AC_protect(f, dxpl_id, H5AC_BT2_HDR, addr, type, NULL, H5AC_WRITE))) HGOTO_ERROR(H5E_BTREE, H5E_CANTPROTECT, FAIL, "unable to load B-tree header") - /* Get the pointer to the shared B-tree info */ - shared = (H5B2_shared_t *)H5RC_GET_OBJ(bt2->shared); - HDassert(shared); + /* Set file pointer for this B-tree operation */ + bt2->f = f; /* Delete all nodes in B-tree */ if(H5F_addr_defined(bt2->root.addr)) - if(H5B2_delete_node(f, dxpl_id, bt2->shared, shared->depth, &bt2->root, op, op_data) < 0) + if(H5B2_delete_node(f, dxpl_id, bt2, bt2->depth, &bt2->root, op, op_data) < 0) HGOTO_ERROR(H5E_BTREE, H5E_CANTDELETE, FAIL, "unable to delete B-tree nodes") done: /* Release the B-tree header info */ - if(bt2 && H5AC_unprotect(f, dxpl_id, H5AC_BT2_HDR, addr, bt2, H5AC__DELETED_FLAG | H5AC__FREE_FILE_SPACE_FLAG) < 0) - HDONE_ERROR(H5E_BTREE, H5E_CANTUNPROTECT, FAIL, "unable to delete B-tree header info") + if(bt2) { + bt2->f = NULL; + if(H5AC_unprotect(f, dxpl_id, H5AC_BT2_HDR, addr, bt2, H5AC__DELETED_FLAG | H5AC__FREE_FILE_SPACE_FLAG) < 0) + HDONE_ERROR(H5E_BTREE, H5E_CANTUNPROTECT, FAIL, "unable to delete B-tree header info") + } /* end if */ FUNC_LEAVE_NOAPI(ret_value) } /* H5B2_delete() */ @@ -1019,15 +983,12 @@ herr_t H5B2_modify(H5F_t *f, hid_t dxpl_id, const H5B2_class_t *type, haddr_t addr, void *udata, H5B2_modify_t op, void *op_data) { - H5B2_t *bt2=NULL; /* Pointer to the B-tree header */ - H5RC_t *bt2_shared=NULL; /* Pointer to ref-counter for shared B-tree info */ - H5B2_shared_t *shared; /* Pointer to B-tree's shared information */ - hbool_t incr_rc=FALSE; /* Flag to indicate that we've incremented the B-tree's shared info reference count */ + H5B2_t *bt2 = NULL; /* Pointer to the B-tree header */ H5B2_node_ptr_t curr_node_ptr; /* Node pointer info for current node */ unsigned depth; /* Current depth of the tree */ int cmp; /* Comparison value of records */ unsigned idx; /* Location of record which matches key */ - herr_t ret_value = SUCCEED; + herr_t ret_value = SUCCEED; /* Return value */ FUNC_ENTER_NOAPI(H5B2_modify, FAIL) @@ -1041,28 +1002,17 @@ H5B2_modify(H5F_t *f, hid_t dxpl_id, const H5B2_class_t *type, haddr_t addr, if(NULL == (bt2 = (H5B2_t *)H5AC_protect(f, dxpl_id, H5AC_BT2_HDR, addr, type, NULL, H5AC_READ))) HGOTO_ERROR(H5E_BTREE, H5E_CANTPROTECT, FAIL, "unable to load B-tree header") - /* Safely grab pointer to reference counted shared B-tree info, so we can release the B-tree header if necessary */ - bt2_shared = bt2->shared; - H5RC_INC(bt2_shared); - incr_rc = TRUE; - - /* Get the pointer to the shared B-tree info */ - shared=(H5B2_shared_t *)H5RC_GET_OBJ(bt2_shared); - HDassert(shared); + /* Set file pointer for this B-tree operation */ + bt2->f = f; /* Make copy of the root node pointer to start search with */ curr_node_ptr = bt2->root; /* Current depth of the tree */ - depth = shared->depth; - - /* Release header */ - if(H5AC_unprotect(f, dxpl_id, H5AC_BT2_HDR, addr, bt2, H5AC__NO_FLAGS_SET) < 0) - HGOTO_ERROR(H5E_BTREE, H5E_CANTUNPROTECT, FAIL, "unable to release B-tree header info") - bt2 = NULL; + depth = bt2->depth; /* Check for empty tree */ - if(curr_node_ptr.node_nrec==0) + if(0 == curr_node_ptr.node_nrec) HGOTO_ERROR(H5E_BTREE, H5E_NOTFOUND, FAIL, "B-tree has no records") /* Walk down B-tree to find record or leaf node where record is located */ @@ -1073,20 +1023,20 @@ H5B2_modify(H5F_t *f, hid_t dxpl_id, const H5B2_class_t *type, haddr_t addr, H5B2_node_ptr_t next_node_ptr; /* Node pointer info for next node */ /* Lock B-tree current node */ - if(NULL == (internal = H5B2_protect_internal(f, dxpl_id, bt2_shared, curr_node_ptr.addr, curr_node_ptr.node_nrec, depth, H5AC_WRITE))) + if(NULL == (internal = H5B2_protect_internal(f, dxpl_id, bt2, curr_node_ptr.addr, curr_node_ptr.node_nrec, depth, H5AC_WRITE))) HGOTO_ERROR(H5E_BTREE, H5E_CANTPROTECT, FAIL, "unable to load B-tree internal node") /* Locate node pointer for child */ - cmp = H5B2_locate_record(shared->type, internal->nrec, shared->nat_off, internal->int_native, udata, &idx); + cmp = H5B2_locate_record(bt2->type, internal->nrec, bt2->nat_off, internal->int_native, udata, &idx); if(cmp > 0) idx++; if(cmp != 0) { /* Get node pointer for next node to search */ - next_node_ptr=internal->node_ptrs[idx]; + next_node_ptr = internal->node_ptrs[idx]; /* Unlock current node */ - if (H5AC_unprotect(f, dxpl_id, H5AC_BT2_INT, curr_node_ptr.addr, internal, H5AC__NO_FLAGS_SET) < 0) + if(H5AC_unprotect(f, dxpl_id, H5AC_BT2_INT, curr_node_ptr.addr, internal, H5AC__NO_FLAGS_SET) < 0) HGOTO_ERROR(H5E_BTREE, H5E_CANTUNPROTECT, FAIL, "unable to release B-tree node") /* Set pointer to next node to load */ @@ -1096,12 +1046,12 @@ H5B2_modify(H5F_t *f, hid_t dxpl_id, const H5B2_class_t *type, haddr_t addr, hbool_t changed; /* Whether the 'modify' callback changed the record */ /* Make callback for current record */ - if ( (op)(H5B2_INT_NREC(internal,shared,idx), op_data, &changed) <0) { + if((op)(H5B2_INT_NREC(internal, bt2, idx), op_data, &changed) < 0) { /* Make certain that the callback didn't modify the value if it failed */ - HDassert(changed==FALSE); + HDassert(changed == FALSE); /* Unlock current node */ - if (H5AC_unprotect(f, dxpl_id, H5AC_BT2_INT, curr_node_ptr.addr, internal, H5AC__NO_FLAGS_SET) < 0) + if(H5AC_unprotect(f, dxpl_id, H5AC_BT2_INT, curr_node_ptr.addr, internal, H5AC__NO_FLAGS_SET) < 0) HGOTO_ERROR(H5E_BTREE, H5E_CANTUNPROTECT, FAIL, "unable to release B-tree node") HGOTO_ERROR(H5E_BTREE, H5E_CANTMODIFY, FAIL, "'modify' callback failed for B-tree find operation") @@ -1111,7 +1061,7 @@ H5B2_modify(H5F_t *f, hid_t dxpl_id, const H5B2_class_t *type, haddr_t addr, internal_flags |= changed ? H5AC__DIRTIED_FLAG : 0; /* Unlock current node */ - if (H5AC_unprotect(f, dxpl_id, H5AC_BT2_INT, curr_node_ptr.addr, internal, internal_flags) < 0) + if(H5AC_unprotect(f, dxpl_id, H5AC_BT2_INT, curr_node_ptr.addr, internal, internal_flags) < 0) HGOTO_ERROR(H5E_BTREE, H5E_CANTUNPROTECT, FAIL, "unable to release B-tree node") HGOTO_DONE(SUCCEED); @@ -1127,15 +1077,15 @@ H5B2_modify(H5F_t *f, hid_t dxpl_id, const H5B2_class_t *type, haddr_t addr, hbool_t changed = FALSE;/* Whether the 'modify' callback changed the record */ /* Lock B-tree leaf node */ - if (NULL == (leaf = (H5B2_leaf_t *)H5AC_protect(f, dxpl_id, H5AC_BT2_LEAF, curr_node_ptr.addr, &(curr_node_ptr.node_nrec), bt2_shared, H5AC_WRITE))) + if(NULL == (leaf = (H5B2_leaf_t *)H5AC_protect(f, dxpl_id, H5AC_BT2_LEAF, curr_node_ptr.addr, &(curr_node_ptr.node_nrec), bt2, H5AC_WRITE))) HGOTO_ERROR(H5E_BTREE, H5E_CANTPROTECT, FAIL, "unable to load B-tree internal node") /* Locate record */ - cmp = H5B2_locate_record(shared->type, leaf->nrec, shared->nat_off, leaf->leaf_native, udata, &idx); + cmp = H5B2_locate_record(bt2->type, leaf->nrec, bt2->nat_off, leaf->leaf_native, udata, &idx); if(cmp != 0) { /* Unlock leaf node */ - if (H5AC_unprotect(f, dxpl_id, H5AC_BT2_LEAF, curr_node_ptr.addr, leaf, H5AC__NO_FLAGS_SET) < 0) + if(H5AC_unprotect(f, dxpl_id, H5AC_BT2_LEAF, curr_node_ptr.addr, leaf, H5AC__NO_FLAGS_SET) < 0) HGOTO_ERROR(H5E_BTREE, H5E_CANTUNPROTECT, FAIL, "unable to release B-tree node") /* Note: don't push error on stack, leave that to next higher level, @@ -1150,12 +1100,12 @@ H5B2_modify(H5F_t *f, hid_t dxpl_id, const H5B2_class_t *type, haddr_t addr, } /* end if */ else { /* Make callback for current record */ - if ((op)(H5B2_LEAF_NREC(leaf,shared,idx), op_data, &changed) <0) { + if((op)(H5B2_LEAF_NREC(leaf, bt2, idx), op_data, &changed) < 0) { /* Make certain that the callback didn't modify the value if it failed */ - HDassert(changed==FALSE); + HDassert(changed == FALSE); /* Unlock current node */ - if (H5AC_unprotect(f, dxpl_id, H5AC_BT2_LEAF, curr_node_ptr.addr, leaf, H5AC__NO_FLAGS_SET) < 0) + if(H5AC_unprotect(f, dxpl_id, H5AC_BT2_LEAF, curr_node_ptr.addr, leaf, H5AC__NO_FLAGS_SET) < 0) HGOTO_ERROR(H5E_BTREE, H5E_CANTUNPROTECT, FAIL, "unable to release B-tree node") HGOTO_ERROR(H5E_BTREE, H5E_CANTMODIFY, FAIL, "'modify' callback failed for B-tree find operation") @@ -1166,14 +1116,17 @@ H5B2_modify(H5F_t *f, hid_t dxpl_id, const H5B2_class_t *type, haddr_t addr, leaf_flags |= (changed ? H5AC__DIRTIED_FLAG : 0); /* Unlock current node */ - if (H5AC_unprotect(f, dxpl_id, H5AC_BT2_LEAF, curr_node_ptr.addr, leaf, leaf_flags) < 0) + if(H5AC_unprotect(f, dxpl_id, H5AC_BT2_LEAF, curr_node_ptr.addr, leaf, leaf_flags) < 0) HGOTO_ERROR(H5E_BTREE, H5E_CANTUNPROTECT, FAIL, "unable to release B-tree node") } done: - /* Check if we need to decrement the reference count for the B-tree's shared info */ - if(incr_rc) - H5RC_DEC(bt2_shared); + /* Release header */ + if(bt2) { + bt2->f = NULL; + if(H5AC_unprotect(f, dxpl_id, H5AC_BT2_HDR, addr, bt2, H5AC__NO_FLAGS_SET) < 0) + HDONE_ERROR(H5E_BTREE, H5E_CANTUNPROTECT, FAIL, "unable to release B-tree header info") + } /* end if */ FUNC_LEAVE_NOAPI(ret_value) } /* H5B2_modify() */ @@ -1196,12 +1149,7 @@ herr_t H5B2_iterate_size(H5F_t *f, hid_t dxpl_id, const H5B2_class_t *type, haddr_t addr, hsize_t *btree_size) { H5B2_t *bt2 = NULL; /* Pointer to the B-tree header */ - H5B2_shared_t *shared; /* Pointer to B-tree's shared information */ - H5RC_t *bt2_shared = NULL; /* Pointer to ref-counter for shared B-tree info */ - hbool_t incr_rc = FALSE; /* Flag to indicate that we've incremented the B-tree's shared info reference count */ - H5B2_node_ptr_t root_ptr; /* Node pointer info for root node */ - unsigned depth; /* Current depth of the tree */ - herr_t ret_value = SUCCEED; + herr_t ret_value = SUCCEED;/* Return value */ FUNC_ENTER_NOAPI(H5B2_iterate_size, FAIL) @@ -1215,44 +1163,30 @@ H5B2_iterate_size(H5F_t *f, hid_t dxpl_id, const H5B2_class_t *type, haddr_t add if(NULL == (bt2 = (H5B2_t *)H5AC_protect(f, dxpl_id, H5AC_BT2_HDR, addr, type, NULL, H5AC_READ))) HGOTO_ERROR(H5E_BTREE, H5E_CANTPROTECT, FAIL, "unable to load B-tree header") - /* Safely grab pointer to reference counted shared B-tree info, so we can release the B-tree header if necessary */ - bt2_shared = bt2->shared; - H5RC_INC(bt2_shared); - incr_rc = TRUE; - - /* Get the pointer to the shared B-tree info */ - shared = (H5B2_shared_t *)H5RC_GET_OBJ(bt2->shared); - HDassert(shared); + /* Set file pointer for this B-tree operation */ + bt2->f = f; /* Add size of header to B-tree metadata total */ *btree_size += H5B2_HEADER_SIZE(f); - /* Make copy of the root node pointer */ - root_ptr = bt2->root; - - /* Current depth of the tree */ - depth = shared->depth; - - /* Release header */ - if(H5AC_unprotect(f, dxpl_id, H5AC_BT2_HDR, addr, bt2, H5AC__NO_FLAGS_SET) < 0) - HGOTO_ERROR(H5E_BTREE, H5E_CANTUNPROTECT, FAIL, "unable to release B-tree header info") - bt2 = NULL; - /* Iterate through records */ - if(root_ptr.node_nrec > 0) { + if(bt2->root.node_nrec > 0) { /* Check for root node being a leaf */ - if(depth == 0) - *btree_size += shared->node_size; + if(bt2->depth == 0) + *btree_size += bt2->node_size; else /* Iterate through nodes */ - if(H5B2_iterate_size_node(f, dxpl_id, bt2_shared, depth, &root_ptr, btree_size) < 0) - HGOTO_ERROR(H5E_BTREE, H5E_CANTLIST, FAIL, "node iteration failed"); + if(H5B2_iterate_size_node(f, dxpl_id, bt2, bt2->depth, &bt2->root, btree_size) < 0) + HGOTO_ERROR(H5E_BTREE, H5E_CANTLIST, FAIL, "node iteration failed") } /* end if */ done: - /* Check if we need to decrement the reference count for the B-tree's shared info */ - if(incr_rc) - H5RC_DEC(bt2_shared); + /* Release header */ + if(bt2) { + bt2->f = NULL; + if(H5AC_unprotect(f, dxpl_id, H5AC_BT2_HDR, addr, bt2, H5AC__NO_FLAGS_SET) < 0) + HDONE_ERROR(H5E_BTREE, H5E_CANTUNPROTECT, FAIL, "unable to release B-tree header info") + } /* end if */ FUNC_LEAVE_NOAPI(ret_value) } /* H5B2_iterate_size() */ diff --git a/src/H5B2cache.c b/src/H5B2cache.c index 5ca7ed8..285cb03 100644 --- a/src/H5B2cache.c +++ b/src/H5B2cache.c @@ -73,11 +73,11 @@ static H5B2_t *H5B2_cache_hdr_load(H5F_t *f, hid_t dxpl_id, haddr_t addr, const static herr_t H5B2_cache_hdr_flush(H5F_t *f, hid_t dxpl_id, hbool_t destroy, haddr_t addr, H5B2_t *b, unsigned UNUSED * flags_ptr); static herr_t H5B2_cache_hdr_clear(H5F_t *f, H5B2_t *b, hbool_t destroy); static herr_t H5B2_cache_hdr_size(const H5F_t *f, const H5B2_t *bt, size_t *size_ptr); -static H5B2_internal_t *H5B2_cache_internal_load(H5F_t *f, hid_t dxpl_id, haddr_t addr, const void *_nrec, void *_shared); +static H5B2_internal_t *H5B2_cache_internal_load(H5F_t *f, hid_t dxpl_id, haddr_t addr, const void *_nrec, void *udata2); static herr_t H5B2_cache_internal_flush(H5F_t *f, hid_t dxpl_id, hbool_t destroy, haddr_t addr, H5B2_internal_t *i, unsigned UNUSED * flags_ptr); static herr_t H5B2_cache_internal_clear(H5F_t *f, H5B2_internal_t *i, hbool_t destroy); static herr_t H5B2_cache_internal_size(const H5F_t *f, const H5B2_internal_t *i, size_t *size_ptr); -static H5B2_leaf_t *H5B2_cache_leaf_load(H5F_t *f, hid_t dxpl_id, haddr_t addr, const void *_nrec, void *_shared); +static H5B2_leaf_t *H5B2_cache_leaf_load(H5F_t *f, hid_t dxpl_id, haddr_t addr, const void *_nrec, void *_bt2); static herr_t H5B2_cache_leaf_flush(H5F_t *f, hid_t dxpl_id, hbool_t destroy, haddr_t addr, H5B2_leaf_t *l, unsigned UNUSED * flags_ptr); static herr_t H5B2_cache_leaf_clear(H5F_t *f, H5B2_leaf_t *l, hbool_t destroy); static herr_t H5B2_cache_leaf_size(const H5F_t *f, const H5B2_leaf_t *l, size_t *size_ptr); @@ -138,7 +138,6 @@ const H5AC_class_t H5AC_BT2_LEAF[1] = {{ * Purpose: Loads a B-tree header from the disk. * * Return: Success: Pointer to a new B-tree. - * * Failure: NULL * * Programmer: Quincey Koziol @@ -171,7 +170,7 @@ H5B2_cache_hdr_load(H5F_t *f, hid_t dxpl_id, haddr_t addr, const void *_type, vo HDassert(H5F_addr_defined(addr)); HDassert(type); - /* Allocate space for the B-tree data structure */ + /* Allocate new B-tree header and reset cache info */ if(NULL == (bt2 = H5FL_MALLOC(H5B2_t))) HGOTO_ERROR(H5E_RESOURCE, H5E_NOSPACE, NULL, "memory allocation failed") HDmemset(&bt2->cache_info, 0, sizeof(H5AC_info_t)); @@ -238,9 +237,9 @@ H5B2_cache_hdr_load(H5F_t *f, hid_t dxpl_id, haddr_t addr, const void *_type, vo if(stored_chksum != computed_chksum) HGOTO_ERROR(H5E_BTREE, H5E_BADVALUE, NULL, "incorrect metadata checksum for v2 B-tree header") - /* Initialize shared B-tree info */ - if(H5B2_shared_init(f, bt2, type, depth, node_size, rrec_size, split_percent, merge_percent) < 0) - HGOTO_ERROR(H5E_RESOURCE, H5E_NOSPACE, NULL, "can't create shared B-tree info") + /* Initialize B-tree header info */ + if(H5B2_hdr_init(f, bt2, type, depth, node_size, rrec_size, split_percent, merge_percent) < 0) + HGOTO_ERROR(H5E_BTREE, H5E_CANTINIT, NULL, "can't initialize B-tree header info") /* Set return value */ ret_value = bt2; @@ -266,11 +265,6 @@ done: * Programmer: Quincey Koziol * koziol@ncsa.uiuc.edu * Feb 1 2005 - * Changes: JRM -- 8/21/06 - * Added the flags_ptr parameter. This parameter exists to - * allow the flush routine to report to the cache if the - * entry is resized or renamed as a result of the flush. - * *flags_ptr is set to H5C_CALLBACK__NO_FLAGS_SET on entry. * *------------------------------------------------------------------------- */ @@ -289,16 +283,14 @@ H5B2_cache_hdr_flush(H5F_t *f, hid_t dxpl_id, hbool_t destroy, haddr_t addr, HDassert(H5F_addr_defined(addr)); HDassert(bt2); - if (bt2->cache_info.is_dirty) { - H5B2_shared_t *shared; /* Shared B-tree information */ + if(bt2->cache_info.is_dirty) { uint8_t *hdr; /* Pointer to header buffer */ uint8_t *p; /* Pointer into raw data buffer */ size_t size; /* Header size on disk */ uint32_t metadata_chksum; /* Computed metadata checksum value */ - /* Get the pointer to the shared B-tree info */ - shared = (H5B2_shared_t *)H5RC_GET_OBJ(bt2->shared); - HDassert(shared); + /* Set the B-tree header's file context for this operation */ + bt2->f = f; /* Wrap the local buffer for serialized header info */ if(NULL == (wb = H5WB_wrap(hdr_buf, sizeof(hdr_buf)))) @@ -322,22 +314,22 @@ H5B2_cache_hdr_flush(H5F_t *f, hid_t dxpl_id, hbool_t destroy, haddr_t addr, *p++ = H5B2_HDR_VERSION; /* B-tree type */ - *p++ = shared->type->id; + *p++ = bt2->type->id; /* Node size (in bytes) */ - UINT32ENCODE(p, shared->node_size); + UINT32ENCODE(p, bt2->node_size); /* Raw key size (in bytes) */ - UINT16ENCODE(p, shared->rrec_size); + UINT16ENCODE(p, bt2->rrec_size); /* Depth of tree */ - UINT16ENCODE(p, shared->depth); + UINT16ENCODE(p, bt2->depth); /* Split & merge %s */ - H5_CHECK_OVERFLOW(shared->split_percent, /* From: */ unsigned, /* To: */ uint8_t); - *p++ = (uint8_t)shared->split_percent; - H5_CHECK_OVERFLOW(shared->merge_percent, /* From: */ unsigned, /* To: */ uint8_t); - *p++ = (uint8_t)shared->merge_percent; + H5_CHECK_OVERFLOW(bt2->split_percent, /* From: */ unsigned, /* To: */ uint8_t); + *p++ = (uint8_t)bt2->split_percent; + H5_CHECK_OVERFLOW(bt2->merge_percent, /* From: */ unsigned, /* To: */ uint8_t); + *p++ = (uint8_t)bt2->merge_percent; /* Root node pointer */ H5F_addr_encode(f, &p, bt2->root.addr); @@ -395,6 +387,7 @@ H5B2_cache_hdr_dest(H5F_t *f, H5B2_t *bt2) * Check arguments. */ HDassert(bt2); + HDassert(bt2->rc == 0); /* If we're going to free the space on disk, the address must be valid */ HDassert(!bt2->cache_info.free_file_space_on_destroy || H5F_addr_defined(bt2->cache_info.addr)); @@ -407,9 +400,9 @@ H5B2_cache_hdr_dest(H5F_t *f, H5B2_t *bt2) HGOTO_ERROR(H5E_BTREE, H5E_CANTFREE, FAIL, "unable to free v2 B-tree header") } /* end if */ - /* Decrement reference count on shared B-tree info */ - if(bt2->shared) - H5RC_DEC(bt2->shared); + /* Release B-tree header info */ + if(H5B2_hdr_free(bt2) < 0) + HGOTO_ERROR(H5E_BTREE, H5E_CANTFREE, FAIL, "unable to free v2 B-tree header info") /* Free B-tree header info */ (void)H5FL_FREE(H5B2_t, bt2); @@ -493,7 +486,6 @@ H5B2_cache_hdr_size(const H5F_t *f, const H5B2_t UNUSED *bt2, size_t *size_ptr) * Purpose: Loads a B-tree internal node from the disk. * * Return: Success: Pointer to a new B-tree internal node. - * * Failure: NULL * * Programmer: Quincey Koziol @@ -506,7 +498,6 @@ static H5B2_internal_t * H5B2_cache_internal_load(H5F_t *f, hid_t dxpl_id, haddr_t addr, const void *_udata, void UNUSED *udata2) { const H5B2_int_load_ud1_t *udata = (const H5B2_int_load_ud1_t *)_udata; /* Pointer to user data */ - H5B2_shared_t *shared; /* Shared B-tree information */ H5B2_internal_t *internal = NULL; /* Internal node read */ uint8_t *p; /* Pointer into raw data buffer */ uint8_t *native; /* Pointer to native record info */ @@ -528,19 +519,21 @@ H5B2_cache_internal_load(H5F_t *f, hid_t dxpl_id, haddr_t addr, const void *_uda HGOTO_ERROR(H5E_RESOURCE, H5E_NOSPACE, NULL, "memory allocation failed") HDmemset(&internal->cache_info, 0, sizeof(H5AC_info_t)); - /* Share common B-tree information */ - internal->shared = udata->bt2_shared; - H5RC_INC(internal->shared); + /* Set the B-tree header's file context for this operation */ + udata->bt2->f = f; - /* Get the pointer to the shared B-tree info */ - shared=(H5B2_shared_t *)H5RC_GET_OBJ(internal->shared); - HDassert(shared); + /* Increment ref. count on B-tree header */ + if(H5B2_hdr_incr(udata->bt2) < 0) + HGOTO_ERROR(H5E_BTREE, H5E_CANTINC, NULL, "can't increment ref. count on B-tree header") + + /* Share B-tree information */ + internal->bt2 = udata->bt2; /* Read header from disk */ - if(H5F_block_read(f, H5FD_MEM_BTREE, addr, shared->node_size, dxpl_id, shared->page)<0) + if(H5F_block_read(f, H5FD_MEM_BTREE, addr, udata->bt2->node_size, dxpl_id, udata->bt2->page) < 0) HGOTO_ERROR(H5E_BTREE, H5E_READERROR, NULL, "can't read B-tree internal node") - p = shared->page; + p = udata->bt2->page; /* Magic number */ if(HDmemcmp(p, H5B2_INT_MAGIC, (size_t)H5_SIZEOF_MAGIC)) @@ -552,15 +545,15 @@ H5B2_cache_internal_load(H5F_t *f, hid_t dxpl_id, haddr_t addr, const void *_uda HGOTO_ERROR(H5E_BTREE, H5E_CANTLOAD, NULL, "wrong B-tree internal node version") /* B-tree type */ - if(*p++ != (uint8_t)shared->type->id) + if(*p++ != (uint8_t)udata->bt2->type->id) HGOTO_ERROR(H5E_BTREE, H5E_BADTYPE, NULL, "incorrect B-tree type") /* Allocate space for the native keys in memory */ - if((internal->int_native = (uint8_t *)H5FL_FAC_MALLOC(shared->node_info[udata->depth].nat_rec_fac)) == NULL) + if(NULL == (internal->int_native = (uint8_t *)H5FL_FAC_MALLOC(udata->bt2->node_info[udata->depth].nat_rec_fac))) HGOTO_ERROR(H5E_RESOURCE, H5E_NOSPACE, NULL, "memory allocation failed for B-tree internal native keys") /* Allocate space for the node pointers in memory */ - if((internal->node_ptrs = (H5B2_node_ptr_t *)H5FL_FAC_MALLOC(shared->node_info[udata->depth].node_ptr_fac)) == NULL) + if(NULL == (internal->node_ptrs = (H5B2_node_ptr_t *)H5FL_FAC_MALLOC(udata->bt2->node_info[udata->depth].node_ptr_fac))) HGOTO_ERROR(H5E_RESOURCE, H5E_NOSPACE, NULL, "memory allocation failed for B-tree internal node pointers") /* Set the number of records in the leaf & it's depth */ @@ -571,12 +564,12 @@ H5B2_cache_internal_load(H5F_t *f, hid_t dxpl_id, haddr_t addr, const void *_uda native = internal->int_native; for(u = 0; u < internal->nrec; u++) { /* Decode record */ - if((shared->type->decode)(f, p, native) < 0) + if((udata->bt2->type->decode)(f, p, native) < 0) HGOTO_ERROR(H5E_BTREE, H5E_CANTDECODE, NULL, "unable to decode B-tree record") /* Move to next record */ - p += shared->rrec_size; - native += shared->type->nrec_size; + p += udata->bt2->rrec_size; + native += udata->bt2->type->nrec_size; } /* end for */ /* Deserialize node pointers for internal node */ @@ -584,9 +577,9 @@ H5B2_cache_internal_load(H5F_t *f, hid_t dxpl_id, haddr_t addr, const void *_uda for(u = 0; u < internal->nrec + 1; u++) { /* Decode node pointer */ H5F_addr_decode(f, (const uint8_t **)&p, &(int_node_ptr->addr)); - UINT64DECODE_VAR(p, int_node_ptr->node_nrec, shared->max_nrec_size); + UINT64DECODE_VAR(p, int_node_ptr->node_nrec, udata->bt2->max_nrec_size); if(udata->depth > 1) - UINT64DECODE_VAR(p, int_node_ptr->all_nrec, shared->node_info[udata->depth - 1].cum_max_nrec_size) + UINT64DECODE_VAR(p, int_node_ptr->all_nrec, udata->bt2->node_info[udata->depth - 1].cum_max_nrec_size) else int_node_ptr->all_nrec = int_node_ptr->node_nrec; @@ -595,13 +588,13 @@ H5B2_cache_internal_load(H5F_t *f, hid_t dxpl_id, haddr_t addr, const void *_uda } /* end for */ /* Compute checksum on internal node */ - computed_chksum = H5_checksum_metadata(shared->page, (size_t)(p - shared->page), 0); + computed_chksum = H5_checksum_metadata(udata->bt2->page, (size_t)(p - udata->bt2->page), 0); /* Metadata checksum */ UINT32DECODE(p, stored_chksum); /* Sanity check parsing */ - HDassert((size_t)(p - shared->page) <= shared->node_size); + HDassert((size_t)(p - udata->bt2->page) <= udata->bt2->node_size); /* Verify checksum */ if(stored_chksum != computed_chksum) @@ -627,11 +620,6 @@ done: * Programmer: Quincey Koziol * koziol@ncsa.uiuc.edu * Feb 3 2005 - * Changes: JRM -- 8/21/06 - * Added the flags_ptr parameter. This parameter exists to - * allow the flush routine to report to the cache if the - * entry is resized or renamed as a result of the flush. - * *flags_ptr is set to H5C_CALLBACK__NO_FLAGS_SET on entry. * *------------------------------------------------------------------------- */ @@ -646,20 +634,19 @@ H5B2_cache_internal_flush(H5F_t *f, hid_t dxpl_id, hbool_t destroy, haddr_t addr HDassert(f); HDassert(H5F_addr_defined(addr)); HDassert(internal); + HDassert(internal->bt2); if(internal->cache_info.is_dirty) { - H5B2_shared_t *shared; /* Shared B-tree information */ uint8_t *p; /* Pointer into raw data buffer */ uint8_t *native; /* Pointer to native record info */ H5B2_node_ptr_t *int_node_ptr; /* Pointer to node pointer info */ uint32_t metadata_chksum; /* Computed metadata checksum value */ unsigned u; /* Local index variable */ - /* Get the pointer to the shared B-tree info */ - shared = (H5B2_shared_t *)H5RC_GET_OBJ(internal->shared); - HDassert(shared); + /* Set the B-tree header's file context for this operation */ + internal->bt2->f = f; - p = shared->page; + p = internal->bt2->page; /* Magic number */ HDmemcpy(p, H5B2_INT_MAGIC, (size_t)H5_SIZEOF_MAGIC); @@ -669,19 +656,19 @@ H5B2_cache_internal_flush(H5F_t *f, hid_t dxpl_id, hbool_t destroy, haddr_t addr *p++ = H5B2_INT_VERSION; /* B-tree type */ - *p++ = shared->type->id; - HDassert((size_t)(p - shared->page) == (H5B2_INT_PREFIX_SIZE - H5B2_SIZEOF_CHKSUM)); + *p++ = internal->bt2->type->id; + HDassert((size_t)(p - internal->bt2->page) == (H5B2_INT_PREFIX_SIZE - H5B2_SIZEOF_CHKSUM)); /* Serialize records for internal node */ native = internal->int_native; for(u = 0; u < internal->nrec; u++) { /* Encode record */ - if((shared->type->encode)(f, p, native) < 0) + if((internal->bt2->type->encode)(f, p, native) < 0) HGOTO_ERROR(H5E_BTREE, H5E_CANTENCODE, FAIL, "unable to encode B-tree record") /* Move to next record */ - p += shared->rrec_size; - native += shared->type->nrec_size; + p += internal->bt2->rrec_size; + native += internal->bt2->type->nrec_size; } /* end for */ /* Serialize node pointers for internal node */ @@ -689,23 +676,23 @@ H5B2_cache_internal_flush(H5F_t *f, hid_t dxpl_id, hbool_t destroy, haddr_t addr for(u = 0; u < internal->nrec + 1; u++) { /* Encode node pointer */ H5F_addr_encode(f, &p, int_node_ptr->addr); - UINT64ENCODE_VAR(p, int_node_ptr->node_nrec, shared->max_nrec_size); + UINT64ENCODE_VAR(p, int_node_ptr->node_nrec, internal->bt2->max_nrec_size); if(internal->depth > 1) - UINT64ENCODE_VAR(p, int_node_ptr->all_nrec, shared->node_info[internal->depth - 1].cum_max_nrec_size); + UINT64ENCODE_VAR(p, int_node_ptr->all_nrec, internal->bt2->node_info[internal->depth - 1].cum_max_nrec_size); /* Move to next node pointer */ int_node_ptr++; } /* end for */ /* Compute metadata checksum */ - metadata_chksum = H5_checksum_metadata(shared->page, (size_t)(p - shared->page), 0); + metadata_chksum = H5_checksum_metadata(internal->bt2->page, (size_t)(p - internal->bt2->page), 0); /* Metadata checksum */ UINT32ENCODE(p, metadata_chksum); /* Write the B-tree internal node */ - HDassert((size_t)(p - shared->page) <= shared->node_size); - if(H5F_block_write(f, H5FD_MEM_BTREE, addr, shared->node_size, dxpl_id, shared->page) < 0) + HDassert((size_t)(p - internal->bt2->page) <= internal->bt2->node_size); + if(H5F_block_write(f, H5FD_MEM_BTREE, addr, internal->bt2->node_size, dxpl_id, internal->bt2->page) < 0) HGOTO_ERROR(H5E_BTREE, H5E_CANTFLUSH, FAIL, "unable to save B-tree internal node to disk") internal->cache_info.is_dirty = FALSE; @@ -736,7 +723,6 @@ done: herr_t H5B2_cache_internal_dest(H5F_t *f, H5B2_internal_t *internal) { - H5B2_shared_t *shared; /* Shared B-tree information */ herr_t ret_value = SUCCEED; /* Return value */ FUNC_ENTER_NOAPI_NOINIT(H5B2_cache_internal_dest) @@ -745,36 +731,36 @@ H5B2_cache_internal_dest(H5F_t *f, H5B2_internal_t *internal) * Check arguments. */ HDassert(internal); + HDassert(internal->bt2); /* If we're going to free the space on disk, the address must be valid */ HDassert(!internal->cache_info.free_file_space_on_destroy || H5F_addr_defined(internal->cache_info.addr)); - /* Get the pointer to the shared B-tree info */ - shared = (H5B2_shared_t *)H5RC_GET_OBJ(internal->shared); - HDassert(shared); - /* Check for freeing file space for B-tree internal node */ if(internal->cache_info.free_file_space_on_destroy) { /* Release the space on disk */ /* (XXX: Nasty usage of internal DXPL value! -QAK) */ - if(H5MF_xfree(f, H5FD_MEM_BTREE, H5AC_dxpl_id, internal->cache_info.addr, (hsize_t)shared->node_size) < 0) + if(H5MF_xfree(f, H5FD_MEM_BTREE, H5AC_dxpl_id, internal->cache_info.addr, (hsize_t)internal->bt2->node_size) < 0) HGOTO_ERROR(H5E_BTREE, H5E_CANTFREE, FAIL, "unable to free v2 B-tree internal node") } /* end if */ + /* Set the B-tree header's file context for this operation */ + internal->bt2->f = f; + /* Release internal node's native key buffer */ if(internal->int_native) - H5FL_FAC_FREE(shared->node_info[internal->depth].nat_rec_fac, internal->int_native); + H5FL_FAC_FREE(internal->bt2->node_info[internal->depth].nat_rec_fac, internal->int_native); /* Release internal node's node pointer buffer */ if(internal->node_ptrs) - H5FL_FAC_FREE(shared->node_info[internal->depth].node_ptr_fac, internal->node_ptrs); + H5FL_FAC_FREE(internal->bt2->node_info[internal->depth].node_ptr_fac, internal->node_ptrs); - /* Decrement reference count on shared B-tree info */ - if(internal->shared) - H5RC_DEC(internal->shared); + /* Decrement ref. count on B-tree header */ + if(H5B2_hdr_decr(internal->bt2) < 0) + HGOTO_ERROR(H5E_BTREE, H5E_CANTDEC, FAIL, "can't decrement ref. count on B-tree header") /* Free B-tree internal node info */ - (void)H5FL_FREE(H5B2_internal_t, internal); + H5FL_FREE(H5B2_internal_t, internal); done: FUNC_LEAVE_NOAPI(ret_value) @@ -836,20 +822,15 @@ done: static herr_t H5B2_cache_internal_size(const H5F_t UNUSED *f, const H5B2_internal_t *internal, size_t *size_ptr) { - H5B2_shared_t *shared; /* Shared B-tree information */ - FUNC_ENTER_NOAPI_NOINIT_NOFUNC(H5B2_cache_internal_size) /* check arguments */ HDassert(internal); + HDassert(internal->bt2); HDassert(size_ptr); - /* Get the pointer to the shared B-tree info */ - shared = (H5B2_shared_t *)H5RC_GET_OBJ(internal->shared); - HDassert(shared); - /* Set size value */ - *size_ptr = shared->node_size; + *size_ptr = internal->bt2->node_size; FUNC_LEAVE_NOAPI(SUCCEED) } /* H5B2_cache_internal_size() */ @@ -861,7 +842,6 @@ H5B2_cache_internal_size(const H5F_t UNUSED *f, const H5B2_internal_t *internal, * Purpose: Loads a B-tree leaf from the disk. * * Return: Success: Pointer to a new B-tree leaf node. - * * Failure: NULL * * Programmer: Quincey Koziol @@ -871,11 +851,10 @@ H5B2_cache_internal_size(const H5F_t UNUSED *f, const H5B2_internal_t *internal, *------------------------------------------------------------------------- */ static H5B2_leaf_t * -H5B2_cache_leaf_load(H5F_t *f, hid_t dxpl_id, haddr_t addr, const void *_nrec, void *_bt2_shared) +H5B2_cache_leaf_load(H5F_t *f, hid_t dxpl_id, haddr_t addr, const void *_nrec, void *_bt2) { const unsigned *nrec = (const unsigned *)_nrec; - H5RC_t *bt2_shared = (H5RC_t *)_bt2_shared; /* Shared B-tree information */ - H5B2_shared_t *shared; /* Shared B-tree information */ + H5B2_t *bt2 = (H5B2_t *)_bt2; /* B-tree header information */ H5B2_leaf_t *leaf = NULL; /* Pointer to lead node loaded */ uint8_t *p; /* Pointer into raw data buffer */ uint8_t *native; /* Pointer to native keys */ @@ -889,25 +868,28 @@ H5B2_cache_leaf_load(H5F_t *f, hid_t dxpl_id, haddr_t addr, const void *_nrec, v /* Check arguments */ HDassert(f); HDassert(H5F_addr_defined(addr)); - HDassert(bt2_shared); + HDassert(bt2); + /* Allocate new leaf node and reset cache info */ if(NULL == (leaf = H5FL_MALLOC(H5B2_leaf_t))) HGOTO_ERROR(H5E_RESOURCE, H5E_NOSPACE, NULL, "memory allocation failed") HDmemset(&leaf->cache_info, 0, sizeof(H5AC_info_t)); - /* Share common B-tree information */ - leaf->shared = bt2_shared; - H5RC_INC(leaf->shared); + /* Set the B-tree header's file context for this operation */ + bt2->f = f; + + /* Increment ref. count on B-tree header */ + if(H5B2_hdr_incr(bt2) < 0) + HGOTO_ERROR(H5E_BTREE, H5E_CANTINC, NULL, "can't increment ref. count on B-tree header") - /* Get the pointer to the shared B-tree info */ - shared = (H5B2_shared_t *)H5RC_GET_OBJ(leaf->shared); - HDassert(shared); + /* Share B-tree header information */ + leaf->bt2 = bt2; /* Read header from disk */ - if(H5F_block_read(f, H5FD_MEM_BTREE, addr, shared->node_size, dxpl_id, shared->page) < 0) + if(H5F_block_read(f, H5FD_MEM_BTREE, addr, bt2->node_size, dxpl_id, bt2->page) < 0) HGOTO_ERROR(H5E_BTREE, H5E_READERROR, NULL, "can't read B-tree leaf node") - p = shared->page; + p = bt2->page; /* Magic number */ if(HDmemcmp(p, H5B2_LEAF_MAGIC, (size_t)H5_SIZEOF_MAGIC)) @@ -919,12 +901,12 @@ H5B2_cache_leaf_load(H5F_t *f, hid_t dxpl_id, haddr_t addr, const void *_nrec, v HGOTO_ERROR(H5E_BTREE, H5E_CANTLOAD, NULL, "wrong B-tree leaf node version") /* B-tree type */ - if(*p++ != (uint8_t)shared->type->id) + if(*p++ != (uint8_t)bt2->type->id) HGOTO_ERROR(H5E_BTREE, H5E_BADTYPE, NULL, "incorrect B-tree type") /* Allocate space for the native keys in memory */ - if((leaf->leaf_native = (uint8_t *)H5FL_FAC_MALLOC(shared->node_info[0].nat_rec_fac)) == NULL) - HGOTO_ERROR(H5E_RESOURCE, H5E_NOSPACE, NULL, "memory allocation failed for B-tree leaf native keys") + if(NULL == (leaf->leaf_native = (uint8_t *)H5FL_FAC_MALLOC(bt2->node_info[0].nat_rec_fac))) + HGOTO_ERROR(H5E_BTREE, H5E_NOSPACE, NULL, "memory allocation failed for B-tree leaf native keys") /* Set the number of records in the leaf */ leaf->nrec = *nrec; @@ -933,22 +915,22 @@ H5B2_cache_leaf_load(H5F_t *f, hid_t dxpl_id, haddr_t addr, const void *_nrec, v native = leaf->leaf_native; for(u = 0; u < leaf->nrec; u++) { /* Decode record */ - if((shared->type->decode)(f, p, native) < 0) + if((bt2->type->decode)(f, p, native) < 0) HGOTO_ERROR(H5E_BTREE, H5E_CANTENCODE, NULL, "unable to decode B-tree record") /* Move to next record */ - p += shared->rrec_size; - native += shared->type->nrec_size; + p += bt2->rrec_size; + native += bt2->type->nrec_size; } /* end for */ /* Compute checksum on internal node */ - computed_chksum = H5_checksum_metadata(shared->page, (size_t)(p - shared->page), 0); + computed_chksum = H5_checksum_metadata(bt2->page, (size_t)(p - bt2->page), 0); /* Metadata checksum */ UINT32DECODE(p, stored_chksum); /* Sanity check parsing */ - HDassert((size_t)(p - shared->page) <= shared->node_size); + HDassert((size_t)(p - bt2->page) <= bt2->node_size); /* Verify checksum */ if(stored_chksum != computed_chksum) @@ -959,7 +941,7 @@ H5B2_cache_leaf_load(H5F_t *f, hid_t dxpl_id, haddr_t addr, const void *_nrec, v done: if(!ret_value && leaf) - (void)H5B2_cache_leaf_dest(f,leaf); + (void)H5B2_cache_leaf_dest(f, leaf); FUNC_LEAVE_NOAPI(ret_value) } /* H5B2_cache_leaf_load() */ /*lint !e818 Can't make udata a pointer to const */ @@ -975,13 +957,6 @@ done: * koziol@ncsa.uiuc.edu * Feb 2 2005 * - * Changes: JRM -- 8/21/06 - * Added the flags_ptr parameter. This parameter exists to - * allow the flush routine to report to the cache if the - * entry is resized or renamed as a result of the flush. - * *flags_ptr is set to H5C_CALLBACK__NO_FLAGS_SET on entry. - * - * *------------------------------------------------------------------------- */ static herr_t @@ -995,19 +970,18 @@ H5B2_cache_leaf_flush(H5F_t *f, hid_t dxpl_id, hbool_t destroy, haddr_t addr, H5 HDassert(f); HDassert(H5F_addr_defined(addr)); HDassert(leaf); + HDassert(leaf->bt2); if(leaf->cache_info.is_dirty) { - H5B2_shared_t *shared; /* Shared B-tree information */ uint8_t *p; /* Pointer into raw data buffer */ uint8_t *native; /* Pointer to native keys */ uint32_t metadata_chksum; /* Computed metadata checksum value */ unsigned u; /* Local index variable */ - /* Get the pointer to the shared B-tree info */ - shared = (H5B2_shared_t *)H5RC_GET_OBJ(leaf->shared); - HDassert(shared); + /* Set the B-tree header's file context for this operation */ + leaf->bt2->f = f; - p = shared->page; + p = leaf->bt2->page; /* magic number */ HDmemcpy(p, H5B2_LEAF_MAGIC, (size_t)H5_SIZEOF_MAGIC); @@ -1017,30 +991,30 @@ H5B2_cache_leaf_flush(H5F_t *f, hid_t dxpl_id, hbool_t destroy, haddr_t addr, H5 *p++ = H5B2_LEAF_VERSION; /* b-tree type */ - *p++ = shared->type->id; - HDassert((size_t)(p - shared->page) == (H5B2_LEAF_PREFIX_SIZE - H5B2_SIZEOF_CHKSUM)); + *p++ = leaf->bt2->type->id; + HDassert((size_t)(p - leaf->bt2->page) == (H5B2_LEAF_PREFIX_SIZE - H5B2_SIZEOF_CHKSUM)); /* Serialize records for leaf node */ native = leaf->leaf_native; for(u = 0; u < leaf->nrec; u++) { /* Encode record */ - if((shared->type->encode)(f, p, native) < 0) + if((leaf->bt2->type->encode)(f, p, native) < 0) HGOTO_ERROR(H5E_BTREE, H5E_CANTENCODE, FAIL, "unable to encode B-tree record") /* Move to next record */ - p += shared->rrec_size; - native += shared->type->nrec_size; + p += leaf->bt2->rrec_size; + native += leaf->bt2->type->nrec_size; } /* end for */ /* Compute metadata checksum */ - metadata_chksum = H5_checksum_metadata(shared->page, (size_t)(p - shared->page), 0); + metadata_chksum = H5_checksum_metadata(leaf->bt2->page, (size_t)(p - leaf->bt2->page), 0); /* Metadata checksum */ UINT32ENCODE(p, metadata_chksum); /* Write the B-tree leaf node */ - HDassert((size_t)(p - shared->page) <= shared->node_size); - if(H5F_block_write(f, H5FD_MEM_BTREE, addr, shared->node_size, dxpl_id, shared->page) < 0) + HDassert((size_t)(p - leaf->bt2->page) <= leaf->bt2->node_size); + if(H5F_block_write(f, H5FD_MEM_BTREE, addr, leaf->bt2->node_size, dxpl_id, leaf->bt2->page) < 0) HGOTO_ERROR(H5E_BTREE, H5E_CANTFLUSH, FAIL, "unable to save B-tree leaf node to disk") leaf->cache_info.is_dirty = FALSE; @@ -1071,7 +1045,6 @@ done: herr_t H5B2_cache_leaf_dest(H5F_t *f, H5B2_leaf_t *leaf) { - H5B2_shared_t *shared; /* Shared B-tree information */ herr_t ret_value = SUCCEED; /* Return value */ FUNC_ENTER_NOAPI_NOINIT(H5B2_cache_leaf_dest) @@ -1080,32 +1053,32 @@ H5B2_cache_leaf_dest(H5F_t *f, H5B2_leaf_t *leaf) * Check arguments. */ HDassert(leaf); + HDassert(leaf->bt2); /* If we're going to free the space on disk, the address must be valid */ HDassert(!leaf->cache_info.free_file_space_on_destroy || H5F_addr_defined(leaf->cache_info.addr)); - /* Get the pointer to the shared B-tree info */ - shared = (H5B2_shared_t *)H5RC_GET_OBJ(leaf->shared); - HDassert(shared); - /* Check for freeing file space for B-tree leaf node */ if(leaf->cache_info.free_file_space_on_destroy) { /* Release the space on disk */ /* (XXX: Nasty usage of internal DXPL value! -QAK) */ - if(H5MF_xfree(f, H5FD_MEM_BTREE, H5AC_dxpl_id, leaf->cache_info.addr, (hsize_t)shared->node_size) < 0) + if(H5MF_xfree(f, H5FD_MEM_BTREE, H5AC_dxpl_id, leaf->cache_info.addr, (hsize_t)leaf->bt2->node_size) < 0) HGOTO_ERROR(H5E_BTREE, H5E_CANTFREE, FAIL, "unable to free v2 B-tree leaf node") } /* end if */ + /* Set the B-tree header's file context for this operation */ + leaf->bt2->f = f; + /* Release leaf's native key buffer */ if(leaf->leaf_native) - H5FL_FAC_FREE(shared->node_info[0].nat_rec_fac, leaf->leaf_native); + H5FL_FAC_FREE(leaf->bt2->node_info[0].nat_rec_fac, leaf->leaf_native); - /* Decrement reference count on shared B-tree info */ - if(leaf->shared) - H5RC_DEC(leaf->shared); + /* Decrement ref. count on B-tree header */ + if(H5B2_hdr_decr(leaf->bt2) < 0) + HGOTO_ERROR(H5E_BTREE, H5E_CANTDEC, FAIL, "can't decrement ref. count on B-tree header") /* Free B-tree leaf node info */ - (void)H5FL_FREE(H5B2_leaf_t, leaf); + H5FL_FREE(H5B2_leaf_t, leaf); done: FUNC_LEAVE_NOAPI(ret_value) @@ -1167,20 +1140,15 @@ done: static herr_t H5B2_cache_leaf_size(const H5F_t UNUSED *f, const H5B2_leaf_t *leaf, size_t *size_ptr) { - H5B2_shared_t *shared; /* Shared B-tree information */ - FUNC_ENTER_NOAPI_NOINIT_NOFUNC(H5B2_cache_leaf_size) /* check arguments */ HDassert(leaf); + HDassert(leaf->bt2); HDassert(size_ptr); - /* Get the pointer to the shared B-tree info */ - shared = (H5B2_shared_t *)H5RC_GET_OBJ(leaf->shared); - HDassert(shared); - /* Set size value */ - *size_ptr = shared->node_size; + *size_ptr = leaf->bt2->node_size; FUNC_LEAVE_NOAPI(SUCCEED) } /* H5B2_cache_leaf_size() */ diff --git a/src/H5B2dbg.c b/src/H5B2dbg.c index 836486e..573fee8 100644 --- a/src/H5B2dbg.c +++ b/src/H5B2dbg.c @@ -91,9 +91,8 @@ H5B2_hdr_debug(H5F_t *f, hid_t dxpl_id, haddr_t addr, FILE *stream, int indent, const H5B2_class_t *type) { H5B2_t *bt2 = NULL; /* B-tree header info */ - H5B2_shared_t *shared; /* Shared B-tree information */ unsigned u; /* Local index variable */ - char temp_str[128]; /* Temporary string, for formatting */ + char temp_str[128]; /* Temporary string, for formatting */ herr_t ret_value = SUCCEED; /* Return value */ FUNC_ENTER_NOAPI(H5B2_hdr_debug, FAIL) @@ -114,9 +113,8 @@ H5B2_hdr_debug(H5F_t *f, hid_t dxpl_id, haddr_t addr, FILE *stream, int indent, if(NULL == (bt2 = (H5B2_t *)H5AC_protect(f, dxpl_id, H5AC_BT2_HDR, addr, type, NULL, H5AC_READ))) HGOTO_ERROR(H5E_BTREE, H5E_CANTLOAD, FAIL, "unable to load B-tree header") - /* Get the pointer to the shared B-tree info */ - shared = (H5B2_shared_t *)H5RC_GET_OBJ(bt2->shared); - HDassert(shared); + /* Set file pointer for this B-tree operation */ + bt2->f = f; /* Print opening message */ HDfprintf(stream, "%*sv2 B-tree Header...\n", indent, ""); @@ -126,29 +124,29 @@ H5B2_hdr_debug(H5F_t *f, hid_t dxpl_id, haddr_t addr, FILE *stream, int indent, */ HDfprintf(stream, "%*s%-*s %s\n", indent, "", fwidth, "Tree type ID:", - (shared->type->id == H5B2_TEST_ID ? "H5B2_TEST_ID" : - (shared->type->id == H5B2_FHEAP_HUGE_INDIR_ID ? "H5B2_FHEAP_HUGE_INDIR_ID" : - (shared->type->id == H5B2_FHEAP_HUGE_FILT_INDIR_ID ? "H5B2_FHEAP_HUGE_FILT_INDIR_ID" : - (shared->type->id == H5B2_FHEAP_HUGE_DIR_ID ? "H5B2_FHEAP_HUGE_DIR_ID" : - (shared->type->id == H5B2_FHEAP_HUGE_FILT_DIR_ID ? "H5B2_FHEAP_HUGE_FILT_DIR_ID" : - (shared->type->id == H5B2_GRP_DENSE_NAME_ID ? "H5B2_GRP_DENSE_NAME_ID" : - (shared->type->id == H5B2_GRP_DENSE_CORDER_ID ? "H5B2_GRP_DENSE_CORDER_ID" : - (shared->type->id == H5B2_SOHM_INDEX_ID ? "H5B2_SOHM_INDEX_ID" : - (shared->type->id == H5B2_ATTR_DENSE_NAME_ID ? "H5B2_ATTR_DENSE_NAME_ID" : - (shared->type->id == H5B2_ATTR_DENSE_CORDER_ID ? "H5B2_ATTR_DENSE_CORDER_ID" : + (bt2->type->id == H5B2_TEST_ID ? "H5B2_TEST_ID" : + (bt2->type->id == H5B2_FHEAP_HUGE_INDIR_ID ? "H5B2_FHEAP_HUGE_INDIR_ID" : + (bt2->type->id == H5B2_FHEAP_HUGE_FILT_INDIR_ID ? "H5B2_FHEAP_HUGE_FILT_INDIR_ID" : + (bt2->type->id == H5B2_FHEAP_HUGE_DIR_ID ? "H5B2_FHEAP_HUGE_DIR_ID" : + (bt2->type->id == H5B2_FHEAP_HUGE_FILT_DIR_ID ? "H5B2_FHEAP_HUGE_FILT_DIR_ID" : + (bt2->type->id == H5B2_GRP_DENSE_NAME_ID ? "H5B2_GRP_DENSE_NAME_ID" : + (bt2->type->id == H5B2_GRP_DENSE_CORDER_ID ? "H5B2_GRP_DENSE_CORDER_ID" : + (bt2->type->id == H5B2_SOHM_INDEX_ID ? "H5B2_SOHM_INDEX_ID" : + (bt2->type->id == H5B2_ATTR_DENSE_NAME_ID ? "H5B2_ATTR_DENSE_NAME_ID" : + (bt2->type->id == H5B2_ATTR_DENSE_CORDER_ID ? "H5B2_ATTR_DENSE_CORDER_ID" : "Unknown!"))))))))))); HDfprintf(stream, "%*s%-*s %Zu\n", indent, "", fwidth, "Size of node:", - shared->node_size); + bt2->node_size); HDfprintf(stream, "%*s%-*s %Zu\n", indent, "", fwidth, "Size of raw (disk) record:", - shared->rrec_size); + bt2->rrec_size); HDfprintf(stream, "%*s%-*s %s\n", indent, "", fwidth, "Dirty flag:", bt2->cache_info.is_dirty ? "True" : "False"); HDfprintf(stream, "%*s%-*s %u\n", indent, "", fwidth, "Depth:", - shared->depth); + bt2->depth); HDfprintf(stream, "%*s%-*s %Hu\n", indent, "", fwidth, "Number of records in tree:", bt2->root.all_nrec); @@ -160,23 +158,26 @@ H5B2_hdr_debug(H5F_t *f, hid_t dxpl_id, haddr_t addr, FILE *stream, int indent, bt2->root.addr); HDfprintf(stream, "%*s%-*s %u\n", indent, "", fwidth, "Split percent:", - shared->split_percent); + bt2->split_percent); HDfprintf(stream, "%*s%-*s %u\n", indent, "", fwidth, "Merge percent:", - shared->merge_percent); + bt2->merge_percent); /* Print relevant node info */ HDfprintf(stream, "%*sNode Info: (max_nrec/split_nrec/merge_nrec)\n", indent, ""); - for(u = 0; u < (shared->depth + 1); u++) { + for(u = 0; u < (bt2->depth + 1); u++) { sprintf(temp_str, "Depth %u:", u); HDfprintf(stream, "%*s%-*s (%u/%u/%u)\n", indent + 3, "", MAX(0, fwidth - 3), temp_str, - shared->node_info[u].max_nrec, shared->node_info[u].split_nrec, shared->node_info[u].merge_nrec); + bt2->node_info[u].max_nrec, bt2->node_info[u].split_nrec, bt2->node_info[u].merge_nrec); } /* end for */ done: - if(bt2 && H5AC_unprotect(f, dxpl_id, H5AC_BT2_HDR, addr, bt2, H5AC__NO_FLAGS_SET) < 0) - HDONE_ERROR(H5E_BTREE, H5E_PROTECT, FAIL, "unable to release B-tree header") + if(bt2) { + bt2->f = NULL; + if(H5AC_unprotect(f, dxpl_id, H5AC_BT2_HDR, addr, bt2, H5AC__NO_FLAGS_SET) < 0) + HDONE_ERROR(H5E_BTREE, H5E_PROTECT, FAIL, "unable to release B-tree header") + } /* end if */ FUNC_LEAVE_NOAPI(ret_value) } /* end H5B2_hdr_debug() */ @@ -199,11 +200,10 @@ herr_t H5B2_int_debug(H5F_t *f, hid_t dxpl_id, haddr_t addr, FILE *stream, int indent, int fwidth, const H5B2_class_t *type, haddr_t hdr_addr, unsigned nrec, unsigned depth) { - H5B2_t *bt2 = NULL; - H5B2_internal_t *internal = NULL; - H5B2_shared_t *shared; /* Shared B-tree information */ - unsigned u; /* Local index variable */ - char temp_str[128]; /* Temporary string, for formatting */ + H5B2_t *bt2 = NULL; /* B-tree header */ + H5B2_internal_t *internal = NULL; /* B-tree internal node */ + unsigned u; /* Local index variable */ + char temp_str[128]; /* Temporary string, for formatting */ herr_t ret_value=SUCCEED; /* Return value */ FUNC_ENTER_NOAPI(H5B2_int_debug, FAIL) @@ -226,21 +226,15 @@ H5B2_int_debug(H5F_t *f, hid_t dxpl_id, haddr_t addr, FILE *stream, int indent, if(NULL == (bt2 = (H5B2_t *)H5AC_protect(f, dxpl_id, H5AC_BT2_HDR, hdr_addr, type, NULL, H5AC_READ))) HGOTO_ERROR(H5E_BTREE, H5E_CANTLOAD, FAIL, "unable to load B-tree header") - /* Get the pointer to the shared B-tree info */ - shared = (H5B2_shared_t *)H5RC_GET_OBJ(bt2->shared); - HDassert(shared); + /* Set file pointer for this B-tree operation */ + bt2->f = f; /* * Load the B-tree internal node */ - if(NULL == (internal = H5B2_protect_internal(f, dxpl_id, bt2->shared, addr, nrec, depth, H5AC_READ))) + if(NULL == (internal = H5B2_protect_internal(f, dxpl_id, bt2, addr, nrec, depth, H5AC_READ))) HGOTO_ERROR(H5E_BTREE, H5E_CANTLOAD, FAIL, "unable to load B-tree internal node") - /* Release the B-tree header */ - if(H5AC_unprotect(f, dxpl_id, H5AC_BT2_HDR, hdr_addr, bt2, H5AC__NO_FLAGS_SET) < 0) - HDONE_ERROR(H5E_BTREE, H5E_PROTECT, FAIL, "unable to release B-tree header") - bt2 = NULL; - /* Print opening message */ if(internal->depth == 1) HDfprintf(stream, "%*sv2 B-tree Internal 'Leaf' Node...\n", indent, ""); @@ -252,23 +246,23 @@ H5B2_int_debug(H5F_t *f, hid_t dxpl_id, haddr_t addr, FILE *stream, int indent, */ HDfprintf(stream, "%*s%-*s %s\n", indent, "", fwidth, "Tree type ID:", - (shared->type->id == H5B2_TEST_ID ? "H5B2_TEST_ID" : - (shared->type->id == H5B2_FHEAP_HUGE_INDIR_ID ? "H5B2_FHEAP_HUGE_INDIR_ID" : - (shared->type->id == H5B2_FHEAP_HUGE_FILT_INDIR_ID ? "H5B2_FHEAP_HUGE_FILT_INDIR_ID" : - (shared->type->id == H5B2_FHEAP_HUGE_DIR_ID ? "H5B2_FHEAP_HUGE_DIR_ID" : - (shared->type->id == H5B2_FHEAP_HUGE_FILT_DIR_ID ? "H5B2_FHEAP_HUGE_FILT_DIR_ID" : - (shared->type->id == H5B2_GRP_DENSE_NAME_ID ? "H5B2_GRP_DENSE_NAME_ID" : - (shared->type->id == H5B2_GRP_DENSE_CORDER_ID ? "H5B2_GRP_DENSE_CORDER_ID" : - (shared->type->id == H5B2_SOHM_INDEX_ID ? "H5B2_SOHM_INDEX_ID" : - (shared->type->id == H5B2_ATTR_DENSE_NAME_ID ? "H5B2_ATTR_DENSE_NAME_ID" : - (shared->type->id == H5B2_ATTR_DENSE_CORDER_ID ? "H5B2_ATTR_DENSE_CORDER_ID" : + (bt2->type->id == H5B2_TEST_ID ? "H5B2_TEST_ID" : + (bt2->type->id == H5B2_FHEAP_HUGE_INDIR_ID ? "H5B2_FHEAP_HUGE_INDIR_ID" : + (bt2->type->id == H5B2_FHEAP_HUGE_FILT_INDIR_ID ? "H5B2_FHEAP_HUGE_FILT_INDIR_ID" : + (bt2->type->id == H5B2_FHEAP_HUGE_DIR_ID ? "H5B2_FHEAP_HUGE_DIR_ID" : + (bt2->type->id == H5B2_FHEAP_HUGE_FILT_DIR_ID ? "H5B2_FHEAP_HUGE_FILT_DIR_ID" : + (bt2->type->id == H5B2_GRP_DENSE_NAME_ID ? "H5B2_GRP_DENSE_NAME_ID" : + (bt2->type->id == H5B2_GRP_DENSE_CORDER_ID ? "H5B2_GRP_DENSE_CORDER_ID" : + (bt2->type->id == H5B2_SOHM_INDEX_ID ? "H5B2_SOHM_INDEX_ID" : + (bt2->type->id == H5B2_ATTR_DENSE_NAME_ID ? "H5B2_ATTR_DENSE_NAME_ID" : + (bt2->type->id == H5B2_ATTR_DENSE_CORDER_ID ? "H5B2_ATTR_DENSE_CORDER_ID" : "Unknown!"))))))))))); HDfprintf(stream, "%*s%-*s %Zu\n", indent, "", fwidth, "Size of node:", - shared->node_size); + bt2->node_size); HDfprintf(stream, "%*s%-*s %Zu\n", indent, "", fwidth, "Size of raw (disk) record:", - shared->rrec_size); + bt2->rrec_size); HDfprintf(stream, "%*s%-*s %s\n", indent, "", fwidth, "Dirty flag:", internal->cache_info.is_dirty ? "True" : "False"); @@ -290,9 +284,9 @@ H5B2_int_debug(H5F_t *f, hid_t dxpl_id, haddr_t addr, FILE *stream, int indent, sprintf(temp_str, "Record #%u:", u); HDfprintf(stream, "%*s%-*s\n", indent + 3, "", MAX(0, fwidth - 3), temp_str); - HDassert(H5B2_INT_NREC(internal, shared, u)); + HDassert(H5B2_INT_NREC(internal, bt2, u)); (void)(type->debug)(stream, f, dxpl_id, indent + 6, MAX (0, fwidth-6), - H5B2_INT_NREC(internal,shared,u), NULL); + H5B2_INT_NREC(internal, bt2, u), NULL); } /* end for */ /* Print final node pointer */ @@ -304,6 +298,11 @@ H5B2_int_debug(H5F_t *f, hid_t dxpl_id, haddr_t addr, FILE *stream, int indent, internal->node_ptrs[u].addr); done: + if(bt2) { + bt2->f = NULL; + if(H5AC_unprotect(f, dxpl_id, H5AC_BT2_HDR, hdr_addr, bt2, H5AC__NO_FLAGS_SET) < 0) + HDONE_ERROR(H5E_BTREE, H5E_PROTECT, FAIL, "unable to release B-tree header") + } /* end if */ if(internal && H5AC_unprotect(f, dxpl_id, H5AC_BT2_INT, addr, internal, H5AC__NO_FLAGS_SET) < 0) HDONE_ERROR(H5E_BTREE, H5E_PROTECT, FAIL, "unable to release B-tree internal node") @@ -328,12 +327,11 @@ herr_t H5B2_leaf_debug(H5F_t *f, hid_t dxpl_id, haddr_t addr, FILE *stream, int indent, int fwidth, const H5B2_class_t *type, haddr_t hdr_addr, unsigned nrec) { - H5B2_t *bt2 = NULL; - H5B2_leaf_t *leaf = NULL; - H5B2_shared_t *shared; /* Shared B-tree information */ - unsigned u; /* Local index variable */ - char temp_str[128]; /* Temporary string, for formatting */ - herr_t ret_value=SUCCEED; /* Return value */ + H5B2_t *bt2 = NULL; /* B-tree header */ + H5B2_leaf_t *leaf = NULL; /* B-tree leaf node */ + unsigned u; /* Local index variable */ + char temp_str[128]; /* Temporary string, for formatting */ + herr_t ret_value = SUCCEED; /* Return value */ FUNC_ENTER_NOAPI(H5B2_leaf_debug, FAIL) @@ -355,21 +353,15 @@ H5B2_leaf_debug(H5F_t *f, hid_t dxpl_id, haddr_t addr, FILE *stream, int indent, if(NULL == (bt2 = (H5B2_t *)H5AC_protect(f, dxpl_id, H5AC_BT2_HDR, hdr_addr, type, NULL, H5AC_READ))) HGOTO_ERROR(H5E_BTREE, H5E_CANTLOAD, FAIL, "unable to load B-tree header") - /* Get the pointer to the shared B-tree info */ - shared = (H5B2_shared_t *)H5RC_GET_OBJ(bt2->shared); - HDassert(shared); + /* Set file pointer for this B-tree operation */ + bt2->f = f; /* * Load the B-tree leaf node */ - if(NULL == (leaf = (H5B2_leaf_t *)H5AC_protect(f, dxpl_id, H5AC_BT2_LEAF, addr, &nrec, bt2->shared, H5AC_READ))) + if(NULL == (leaf = (H5B2_leaf_t *)H5AC_protect(f, dxpl_id, H5AC_BT2_LEAF, addr, &nrec, bt2, H5AC_READ))) HGOTO_ERROR(H5E_BTREE, H5E_CANTLOAD, FAIL, "unable to load B-tree leaf node") - /* Release the B-tree header */ - if(H5AC_unprotect(f, dxpl_id, H5AC_BT2_HDR, hdr_addr, bt2, H5AC__NO_FLAGS_SET) < 0) - HDONE_ERROR(H5E_BTREE, H5E_PROTECT, FAIL, "unable to release B-tree header") - bt2 = NULL; - /* Print opening message */ HDfprintf(stream, "%*sv2 B-tree Leaf Node...\n", indent, ""); @@ -378,23 +370,23 @@ H5B2_leaf_debug(H5F_t *f, hid_t dxpl_id, haddr_t addr, FILE *stream, int indent, */ HDfprintf(stream, "%*s%-*s %s\n", indent, "", fwidth, "Tree type ID:", - (shared->type->id == H5B2_TEST_ID ? "H5B2_TEST_ID" : - (shared->type->id == H5B2_FHEAP_HUGE_INDIR_ID ? "H5B2_FHEAP_HUGE_INDIR_ID" : - (shared->type->id == H5B2_FHEAP_HUGE_FILT_INDIR_ID ? "H5B2_FHEAP_HUGE_FILT_INDIR_ID" : - (shared->type->id == H5B2_FHEAP_HUGE_DIR_ID ? "H5B2_FHEAP_HUGE_DIR_ID" : - (shared->type->id == H5B2_FHEAP_HUGE_FILT_DIR_ID ? "H5B2_FHEAP_HUGE_FILT_DIR_ID" : - (shared->type->id == H5B2_GRP_DENSE_NAME_ID ? "H5B2_GRP_DENSE_NAME_ID" : - (shared->type->id == H5B2_GRP_DENSE_CORDER_ID ? "H5B2_GRP_DENSE_CORDER_ID" : - (shared->type->id == H5B2_SOHM_INDEX_ID ? "H5B2_SOHM_INDEX_ID" : - (shared->type->id == H5B2_ATTR_DENSE_NAME_ID ? "H5B2_ATTR_DENSE_NAME_ID" : - (shared->type->id == H5B2_ATTR_DENSE_CORDER_ID ? "H5B2_ATTR_DENSE_CORDER_ID" : + (bt2->type->id == H5B2_TEST_ID ? "H5B2_TEST_ID" : + (bt2->type->id == H5B2_FHEAP_HUGE_INDIR_ID ? "H5B2_FHEAP_HUGE_INDIR_ID" : + (bt2->type->id == H5B2_FHEAP_HUGE_FILT_INDIR_ID ? "H5B2_FHEAP_HUGE_FILT_INDIR_ID" : + (bt2->type->id == H5B2_FHEAP_HUGE_DIR_ID ? "H5B2_FHEAP_HUGE_DIR_ID" : + (bt2->type->id == H5B2_FHEAP_HUGE_FILT_DIR_ID ? "H5B2_FHEAP_HUGE_FILT_DIR_ID" : + (bt2->type->id == H5B2_GRP_DENSE_NAME_ID ? "H5B2_GRP_DENSE_NAME_ID" : + (bt2->type->id == H5B2_GRP_DENSE_CORDER_ID ? "H5B2_GRP_DENSE_CORDER_ID" : + (bt2->type->id == H5B2_SOHM_INDEX_ID ? "H5B2_SOHM_INDEX_ID" : + (bt2->type->id == H5B2_ATTR_DENSE_NAME_ID ? "H5B2_ATTR_DENSE_NAME_ID" : + (bt2->type->id == H5B2_ATTR_DENSE_CORDER_ID ? "H5B2_ATTR_DENSE_CORDER_ID" : "Unknown!"))))))))))); HDfprintf(stream, "%*s%-*s %Zu\n", indent, "", fwidth, "Size of node:", - shared->node_size); + bt2->node_size); HDfprintf(stream, "%*s%-*s %Zu\n", indent, "", fwidth, "Size of raw (disk) record:", - shared->rrec_size); + bt2->rrec_size); HDfprintf(stream, "%*s%-*s %s\n", indent, "", fwidth, "Dirty flag:", leaf->cache_info.is_dirty ? "True" : "False"); @@ -408,12 +400,17 @@ H5B2_leaf_debug(H5F_t *f, hid_t dxpl_id, haddr_t addr, FILE *stream, int indent, sprintf(temp_str, "Record #%u:", u); HDfprintf(stream, "%*s%-*s\n", indent + 3, "", MAX(0, fwidth - 3), temp_str); - HDassert(H5B2_LEAF_NREC(leaf, shared, u)); - (void)(type->debug)(stream, f, dxpl_id, indent+6, MAX (0, fwidth-6), - H5B2_LEAF_NREC(leaf,shared,u), NULL); + HDassert(H5B2_LEAF_NREC(leaf, bt2, u)); + (void)(type->debug)(stream, f, dxpl_id, indent + 6, MAX (0, fwidth-6), + H5B2_LEAF_NREC(leaf, bt2, u), NULL); } /* end for */ done: + if(bt2) { + bt2->f = NULL; + if(H5AC_unprotect(f, dxpl_id, H5AC_BT2_HDR, hdr_addr, bt2, H5AC__NO_FLAGS_SET) < 0) + HDONE_ERROR(H5E_BTREE, H5E_PROTECT, FAIL, "unable to release B-tree header") + } /* end if */ if(leaf && H5AC_unprotect(f, dxpl_id, H5AC_BT2_LEAF, addr, leaf, H5AC__NO_FLAGS_SET) < 0) HDONE_ERROR(H5E_BTREE, H5E_PROTECT, FAIL, "unable to release B-tree leaf node") diff --git a/src/H5B2hdr.c b/src/H5B2hdr.c new file mode 100644 index 0000000..7180d99 --- /dev/null +++ b/src/H5B2hdr.c @@ -0,0 +1,363 @@ +/* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * + * Copyright by The HDF Group. * + * Copyright by the Board of Trustees of the University of Illinois. * + * All rights reserved. * + * * + * This file is part of HDF5. The full HDF5 copyright notice, including * + * terms governing use, modification, and redistribution, is contained in * + * the files COPYING and Copyright.html. COPYING can be found at the root * + * of the source code distribution tree; Copyright.html can be found at the * + * root level of an installed copy of the electronic HDF5 document set and * + * is linked from the top-level documents page. It can also be found at * + * http://hdfgroup.org/HDF5/doc/Copyright.html. If you do not have * + * access to either file, you may request a copy from help@hdfgroup.org. * + * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * */ + +/*------------------------------------------------------------------------- + * + * Created: H5B2int.c + * Feb 27 2006 + * Quincey Koziol <koziol@ncsa.uiuc.edu> + * + * Purpose: Internal routines for managing v2 B-trees. + * + *------------------------------------------------------------------------- + */ + +/****************/ +/* Module Setup */ +/****************/ + +#define H5B2_PACKAGE /*suppress error about including H5B2pkg */ + +/***********/ +/* Headers */ +/***********/ +#include "H5private.h" /* Generic Functions */ +#include "H5B2pkg.h" /* v2 B-trees */ +#include "H5Eprivate.h" /* Error handling */ +#include "H5MFprivate.h" /* File memory management */ +#include "H5Vprivate.h" /* Vectors and arrays */ + +/****************/ +/* Local Macros */ +/****************/ + +/* Number of records that fit into leaf node */ +#define H5B2_NUM_LEAF_REC(n, r) \ + (((n) - H5B2_LEAF_PREFIX_SIZE) / (r)) + +/* Uncomment this macro to enable extra sanity checking */ +/* #define H5B2_DEBUG */ + +/******************/ +/* Local Typedefs */ +/******************/ + + +/********************/ +/* Package Typedefs */ +/********************/ + + +/********************/ +/* Local Prototypes */ +/********************/ + + +/*********************/ +/* Package Variables */ +/*********************/ + + +/*****************************/ +/* Library Private Variables */ +/*****************************/ + + +/*******************/ +/* Local Variables */ +/*******************/ + +/* Declare a free list to manage B-tree node pages to/from disk */ +H5FL_BLK_DEFINE_STATIC(node_page); + +/* Declare a free list to manage the 'size_t' sequence information */ +H5FL_SEQ_DEFINE_STATIC(size_t); + +/* Declare a free list to manage the 'H5B2_node_info_t' sequence information */ +H5FL_SEQ_DEFINE(H5B2_node_info_t); + + + +/*------------------------------------------------------------------------- + * Function: H5B2_hdr_init + * + * Purpose: Allocate & initialize B-tree header info + * + * Return: Non-negative on success/Negative on failure + * + * Programmer: Quincey Koziol + * koziol@ncsa.uiuc.edu + * Feb 2 2005 + * + *------------------------------------------------------------------------- + */ +herr_t +H5B2_hdr_init(H5F_t *f, H5B2_t *bt2, const H5B2_class_t *type, + unsigned depth, size_t node_size, size_t rrec_size, + unsigned split_percent, unsigned merge_percent) +{ + size_t sz_max_nrec; /* Temporary variable for range checking */ + unsigned u_max_nrec_size; /* Temporary variable for range checking */ + unsigned u; /* Local index variable */ + herr_t ret_value = SUCCEED; /* Return value */ + + FUNC_ENTER_NOAPI_NOINIT(H5B2_hdr_init) + + /* Initialize basic information */ + bt2->f = f; + bt2->rc = 0; + + /* Assign dynamic information */ + bt2->depth = depth; + + /* Assign user's information */ + bt2->split_percent = split_percent; + bt2->merge_percent = merge_percent; + bt2->node_size = node_size; + bt2->rrec_size = rrec_size; + + /* Assign common type information */ + bt2->type = type; + + /* Allocate "page" for node I/O */ + if(NULL == (bt2->page = H5FL_BLK_MALLOC(node_page, bt2->node_size))) + HGOTO_ERROR(H5E_RESOURCE, H5E_NOSPACE, FAIL, "memory allocation failed") +#ifdef H5_CLEAR_MEMORY +HDmemset(bt2->page, 0, bt2->node_size); +#endif /* H5_CLEAR_MEMORY */ + + /* Allocate array of node info structs */ + if(NULL == (bt2->node_info = H5FL_SEQ_MALLOC(H5B2_node_info_t, (size_t)(bt2->depth + 1)))) + HGOTO_ERROR(H5E_RESOURCE, H5E_NOSPACE, FAIL, "memory allocation failed") + + /* Initialize leaf node info */ + sz_max_nrec = H5B2_NUM_LEAF_REC(bt2->node_size, bt2->rrec_size); + H5_ASSIGN_OVERFLOW(/* To: */ bt2->node_info[0].max_nrec, /* From: */ sz_max_nrec, /* From: */ size_t, /* To: */ unsigned) + bt2->node_info[0].split_nrec = (bt2->node_info[0].max_nrec * bt2->split_percent) / 100; + bt2->node_info[0].merge_nrec = (bt2->node_info[0].max_nrec * bt2->merge_percent) / 100; + bt2->node_info[0].cum_max_nrec = bt2->node_info[0].max_nrec; + bt2->node_info[0].cum_max_nrec_size = 0; + if(NULL == (bt2->node_info[0].nat_rec_fac = H5FL_fac_init(type->nrec_size * bt2->node_info[0].max_nrec))) + HGOTO_ERROR(H5E_RESOURCE, H5E_CANTINIT, FAIL, "can't create node native key block factory") + bt2->node_info[0].node_ptr_fac = NULL; + + /* Allocate array of pointers to internal node native keys */ + /* (uses leaf # of records because its the largest) */ + if(NULL == (bt2->nat_off = H5FL_SEQ_MALLOC(size_t, (size_t)bt2->node_info[0].max_nrec))) + HGOTO_ERROR(H5E_RESOURCE, H5E_NOSPACE, FAIL, "memory allocation failed") + + /* Initialize offsets in native key block */ + /* (uses leaf # of records because its the largest) */ + for(u = 0; u < bt2->node_info[0].max_nrec; u++) + bt2->nat_off[u] = type->nrec_size * u; + + /* Compute size to store # of records in each node */ + /* (uses leaf # of records because its the largest) */ + u_max_nrec_size = H5V_limit_enc_size((uint64_t)bt2->node_info[0].max_nrec); + H5_ASSIGN_OVERFLOW(/* To: */ bt2->max_nrec_size, /* From: */ u_max_nrec_size, /* From: */ unsigned, /* To: */ uint8_t) + HDassert(bt2->max_nrec_size <= H5B2_SIZEOF_RECORDS_PER_NODE); + + /* Initialize internal node info */ + if(depth > 0) { + for(u = 1; u < (depth + 1); u++) { + sz_max_nrec = H5B2_NUM_INT_REC(f, bt2, u); + H5_ASSIGN_OVERFLOW(/* To: */ bt2->node_info[u].max_nrec, /* From: */ sz_max_nrec, /* From: */ size_t, /* To: */ unsigned) + HDassert(bt2->node_info[u].max_nrec <= bt2->node_info[u - 1].max_nrec); + + bt2->node_info[u].split_nrec = (bt2->node_info[u].max_nrec * bt2->split_percent) / 100; + bt2->node_info[u].merge_nrec = (bt2->node_info[u].max_nrec * bt2->merge_percent) / 100; + + bt2->node_info[u].cum_max_nrec = ((bt2->node_info[u].max_nrec + 1) * + bt2->node_info[u - 1].cum_max_nrec) + bt2->node_info[u].max_nrec; + u_max_nrec_size = H5V_limit_enc_size((uint64_t)bt2->node_info[u].cum_max_nrec); + H5_ASSIGN_OVERFLOW(/* To: */ bt2->node_info[u].cum_max_nrec_size, /* From: */ u_max_nrec_size, /* From: */ unsigned, /* To: */ uint8_t) + + if(NULL == (bt2->node_info[u].nat_rec_fac = H5FL_fac_init(bt2->type->nrec_size * bt2->node_info[u].max_nrec))) + HGOTO_ERROR(H5E_RESOURCE, H5E_CANTINIT, FAIL, "can't create node native key block factory") + if(NULL == (bt2->node_info[u].node_ptr_fac = H5FL_fac_init(sizeof(H5B2_node_ptr_t) * (bt2->node_info[u].max_nrec + 1)))) + HGOTO_ERROR(H5E_RESOURCE, H5E_CANTINIT, FAIL, "can't create internal 'branch' node node pointer block factory") + } /* end for */ + } /* end if */ + +done: + if(ret_value < 0) + if(H5B2_hdr_free(bt2) < 0) + HDONE_ERROR(H5E_BTREE, H5E_CANTFREE, FAIL, "unable to free shared v2 B-tree info") + + FUNC_LEAVE_NOAPI(ret_value) +} /* end H5B2_hdr_init() */ + + +/*------------------------------------------------------------------------- + * Function: H5B2_hdr_free + * + * Purpose: Free B-tree header info + * + * Return: Non-negative on success/Negative on failure + * + * Programmer: Quincey Koziol + * koziol@ncsa.uiuc.edu + * Feb 2 2005 + * + *------------------------------------------------------------------------- + */ +herr_t +H5B2_hdr_free(H5B2_t *bt2) +{ + herr_t ret_value = SUCCEED; + + FUNC_ENTER_NOAPI_NOINIT(H5B2_hdr_free) + + /* Sanity check */ + HDassert(bt2); + + /* Free the B-tree node buffer */ + if(bt2->page) + (void)H5FL_BLK_FREE(node_page, bt2->page); + + /* Free the array of offsets into the native key block */ + if(bt2->nat_off) + bt2->nat_off = H5FL_SEQ_FREE(size_t, bt2->nat_off); + + /* Release the node info */ + if(bt2->node_info) { + unsigned u; /* Local index variable */ + + /* Destroy free list factories */ + for(u = 0; u < (bt2->depth + 1); u++) { + if(bt2->node_info[u].nat_rec_fac) + if(H5FL_fac_term(bt2->node_info[u].nat_rec_fac) < 0) + HGOTO_ERROR(H5E_RESOURCE, H5E_CANTRELEASE, FAIL, "can't destroy node's native record block factory") + if(bt2->node_info[u].node_ptr_fac) + if(H5FL_fac_term(bt2->node_info[u].node_ptr_fac) < 0) + HGOTO_ERROR(H5E_RESOURCE, H5E_CANTRELEASE, FAIL, "can't destroy node's node pointer block factory") + } /* end for */ + + /* Free the array of node info structs */ + bt2->node_info = H5FL_SEQ_FREE(H5B2_node_info_t, bt2->node_info); + } /* end if */ + +done: + FUNC_LEAVE_NOAPI(ret_value) +} /* end H5B2_hdr_free() */ + + +/*------------------------------------------------------------------------- + * Function: H5B2_hdr_incr + * + * Purpose: Increment reference count on B-tree header + * + * Return: Non-negative on success/Negative on failure + * + * Programmer: Quincey Koziol + * koziol@hdfgroup.org + * Oct 13 2009 + * + *------------------------------------------------------------------------- + */ +herr_t +H5B2_hdr_incr(H5B2_t *bt2) +{ + herr_t ret_value = SUCCEED; /* Return value */ + + FUNC_ENTER_NOAPI_NOINIT(H5B2_hdr_incr) + + /* Sanity checks */ + HDassert(bt2); + HDassert(bt2->f); + + /* Mark header as un-evictable when a B-tree node is depending on it */ + if(bt2->rc == 0) + if(H5AC_pin_protected_entry(bt2->f, bt2) < 0) + HGOTO_ERROR(H5E_BTREE, H5E_CANTPIN, FAIL, "unable to pin v2 B-tree header") + + /* Increment reference count on B-tree header */ + bt2->rc++; + +done: + FUNC_LEAVE_NOAPI(ret_value) +} /* end H5B2_incr_hdr() */ + + +/*------------------------------------------------------------------------- + * Function: H5B2_hdr_decr + * + * Purpose: Decrement reference count on B-tree header + * + * Return: Non-negative on success/Negative on failure + * + * Programmer: Quincey Koziol + * koziol@hdfgroup.org + * Oct 13 2009 + * + *------------------------------------------------------------------------- + */ +herr_t +H5B2_hdr_decr(H5B2_t *bt2) +{ + herr_t ret_value = SUCCEED; /* Return value */ + + FUNC_ENTER_NOAPI_NOINIT(H5B2_hdr_decr) + + /* Sanity check */ + HDassert(bt2); + HDassert(bt2->f); + HDassert(bt2->rc > 0); + + /* Decrement reference count on B-tree header */ + bt2->rc--; + + /* Mark header as evictable again when no nodes depend on it */ + if(bt2->rc == 0) + if(H5AC_unpin_entry(bt2->f, bt2) < 0) + HGOTO_ERROR(H5E_BTREE, H5E_CANTUNPIN, FAIL, "unable to unpin v2 B-tree header") + +done: + FUNC_LEAVE_NOAPI(ret_value) +} /* end H5B2_hdr_decr() */ + + +/*------------------------------------------------------------------------- + * Function: H5B2_hdr_dirty + * + * Purpose: Mark B-tree header as dirty + * + * Return: Non-negative on success/Negative on failure + * + * Programmer: Quincey Koziol + * koziol@hdfgroup.org + * Oct 13 2009 + * + *------------------------------------------------------------------------- + */ +herr_t +H5B2_hdr_dirty(H5B2_t *bt2) +{ + herr_t ret_value = SUCCEED; /* Return value */ + + FUNC_ENTER_NOAPI_NOINIT(H5B2_hdr_dirty) + + /* Sanity check */ + HDassert(bt2); + HDassert(bt2->f); + + /* Mark B-tree header as dirty in cache */ + if(H5AC_mark_pinned_or_protected_entry_dirty(bt2->f, bt2) < 0) + HGOTO_ERROR(H5E_BTREE, H5E_CANTMARKDIRTY, FAIL, "unable to mark v2 B-tree header as dirty") + +done: + FUNC_LEAVE_NOAPI(ret_value) +} /* end H5B2_hdr_dirty() */ + diff --git a/src/H5B2int.c b/src/H5B2int.c index 550a5b6..600c69a 100644 --- a/src/H5B2int.c +++ b/src/H5B2int.c @@ -43,15 +43,6 @@ /* Local Macros */ /****************/ -/* Number of records that fit into internal node */ -/* (accounts for extra node pointer by counting it in with the prefix bytes) */ -#define H5B2_NUM_INT_REC(f, s, d) \ - (((s)->node_size - (H5B2_INT_PREFIX_SIZE + H5B2_INT_POINTER_SIZE(f, s, d))) / ((s)->rrec_size + H5B2_INT_POINTER_SIZE(f, s, d))) - -/* Number of records that fit into leaf node */ -#define H5B2_NUM_LEAF_REC(n, r) \ - (((n) - H5B2_LEAF_PREFIX_SIZE) / (r)) - /* Uncomment this macro to enable extra sanity checking */ /* #define H5B2_DEBUG */ @@ -70,8 +61,7 @@ /********************/ /* Helper functions */ -static herr_t H5B2_shared_free(void *_shared); -static herr_t H5B2_create_internal(H5F_t *f, hid_t dxpl_id, H5RC_t *bt2_shared, +static herr_t H5B2_create_internal(H5F_t *f, hid_t dxpl_id, H5B2_t *bt2, H5B2_node_ptr_t *node_ptr, unsigned depth); static herr_t H5B2_split1(H5F_t *f, hid_t dxpl_id, unsigned depth, H5B2_node_ptr_t *curr_node_ptr, unsigned *parent_cache_info_flags_ptr, @@ -90,10 +80,10 @@ static herr_t H5B2_swap_leaf(H5F_t *f, hid_t dxpl_id, unsigned depth, H5B2_internal_t *internal, unsigned *internal_flags_ptr, unsigned idx, void *swap_loc); #ifdef H5B2_DEBUG -static herr_t H5B2_assert_leaf(H5B2_shared_t *shared, H5B2_leaf_t *leaf); -static herr_t H5B2_assert_leaf2(H5B2_shared_t *shared, H5B2_leaf_t *leaf, H5B2_leaf_t *leaf2); -static herr_t H5B2_assert_internal(hsize_t parent_all_nrec, H5B2_shared_t *shared, H5B2_internal_t *internal); -static herr_t H5B2_assert_internal2(hsize_t parent_all_nrec, H5B2_shared_t *shared, H5B2_internal_t *internal, H5B2_internal_t *internal2); +static herr_t H5B2_assert_leaf(H5B2_t *bt2, H5B2_leaf_t *leaf); +static herr_t H5B2_assert_leaf2(H5B2_t *bt2, H5B2_leaf_t *leaf, H5B2_leaf_t *leaf2); +static herr_t H5B2_assert_internal(hsize_t parent_all_nrec, H5B2_t *bt2, H5B2_internal_t *internal); +static herr_t H5B2_assert_internal2(hsize_t parent_all_nrec, H5B2_t *bt2, H5B2_internal_t *internal, H5B2_internal_t *internal2); #endif /* H5B2_DEBUG */ /*********************/ @@ -116,191 +106,9 @@ H5FL_DEFINE(H5B2_leaf_t); /* Local Variables */ /*******************/ -/* Declare a free list to manage B-tree node pages to/from disk */ -H5FL_BLK_DEFINE_STATIC(node_page); - -/* Declare a free list to manage the 'size_t' sequence information */ -H5FL_SEQ_DEFINE_STATIC(size_t); - /* Declare a free list to manage the 'H5B2_node_info_t' sequence information */ -H5FL_SEQ_DEFINE_STATIC(H5B2_node_info_t); - -/* Declare a free list to manage the H5B2_shared_t struct */ -H5FL_DEFINE_STATIC(H5B2_shared_t); - - - -/*------------------------------------------------------------------------- - * Function: H5B2_shared_init - * - * Purpose: Allocate & initialize shared B-tree info - * - * Return: Non-negative on success/Negative on failure - * - * Programmer: Quincey Koziol - * koziol@ncsa.uiuc.edu - * Feb 2 2005 - * - *------------------------------------------------------------------------- - */ -herr_t -H5B2_shared_init (H5F_t *f, H5B2_t *bt2, const H5B2_class_t *type, - unsigned depth, size_t node_size, size_t rrec_size, - unsigned split_percent, unsigned merge_percent) -{ - H5B2_shared_t *shared = NULL; /* Shared B-tree information */ - size_t sz_max_nrec; /* Temporary variable for range checking */ - unsigned u_max_nrec_size; /* Temporary variable for range checking */ - unsigned u; /* Local index variable */ - herr_t ret_value = SUCCEED; /* Return value */ - - FUNC_ENTER_NOAPI_NOINIT(H5B2_shared_init) - - /* Allocate space for the shared information */ - if(NULL == (shared = H5FL_CALLOC(H5B2_shared_t))) - HGOTO_ERROR(H5E_RESOURCE, H5E_NOSPACE, FAIL, "memory allocation failed for B-tree shared information") - - /* Assign dynamic information */ - shared->depth = depth; - - /* Assign user's information */ - shared->split_percent = split_percent; - shared->merge_percent = merge_percent; - shared->node_size = node_size; - shared->rrec_size = rrec_size; - - /* Assign common type information */ - shared->type = type; - - /* Allocate "page" for node I/O */ - if((shared->page = H5FL_BLK_MALLOC(node_page, shared->node_size)) == NULL) - HGOTO_ERROR(H5E_RESOURCE, H5E_NOSPACE, FAIL, "memory allocation failed") -#ifdef H5_CLEAR_MEMORY -HDmemset(shared->page, 0, shared->node_size); -#endif /* H5_CLEAR_MEMORY */ - - /* Allocate array of node info structs */ - if((shared->node_info = H5FL_SEQ_MALLOC(H5B2_node_info_t, (size_t)(shared->depth + 1))) == NULL) - HGOTO_ERROR(H5E_RESOURCE, H5E_NOSPACE, FAIL, "memory allocation failed") - - /* Initialize leaf node info */ - sz_max_nrec = H5B2_NUM_LEAF_REC(shared->node_size, shared->rrec_size); - H5_ASSIGN_OVERFLOW(/* To: */ shared->node_info[0].max_nrec, /* From: */ sz_max_nrec, /* From: */ size_t, /* To: */ unsigned) - shared->node_info[0].split_nrec = (shared->node_info[0].max_nrec * shared->split_percent) / 100; - shared->node_info[0].merge_nrec = (shared->node_info[0].max_nrec * shared->merge_percent) / 100; - shared->node_info[0].cum_max_nrec = shared->node_info[0].max_nrec; - shared->node_info[0].cum_max_nrec_size = 0; - if((shared->node_info[0].nat_rec_fac = H5FL_fac_init(type->nrec_size * shared->node_info[0].max_nrec)) == NULL) - HGOTO_ERROR(H5E_RESOURCE, H5E_CANTINIT, FAIL, "can't create node native key block factory") - shared->node_info[0].node_ptr_fac = NULL; - - /* Allocate array of pointers to internal node native keys */ - /* (uses leaf # of records because its the largest) */ - if((shared->nat_off = H5FL_SEQ_MALLOC(size_t, (size_t)shared->node_info[0].max_nrec)) == NULL) - HGOTO_ERROR(H5E_RESOURCE, H5E_NOSPACE, FAIL, "memory allocation failed") +H5FL_SEQ_EXTERN(H5B2_node_info_t); - /* Initialize offsets in native key block */ - /* (uses leaf # of records because its the largest) */ - for(u = 0; u < shared->node_info[0].max_nrec; u++) - shared->nat_off[u] = type->nrec_size * u; - - /* Compute size to store # of records in each node */ - /* (uses leaf # of records because its the largest) */ - u_max_nrec_size = H5V_limit_enc_size((uint64_t)shared->node_info[0].max_nrec); - H5_ASSIGN_OVERFLOW(/* To: */ shared->max_nrec_size, /* From: */ u_max_nrec_size, /* From: */ unsigned, /* To: */ uint8_t) - HDassert(shared->max_nrec_size <= H5B2_SIZEOF_RECORDS_PER_NODE); - - /* Initialize internal node info */ - if(depth > 0) { - for(u = 1; u < (depth + 1); u++) { - sz_max_nrec = H5B2_NUM_INT_REC(f, shared, u); - H5_ASSIGN_OVERFLOW(/* To: */ shared->node_info[u].max_nrec, /* From: */ sz_max_nrec, /* From: */ size_t, /* To: */ unsigned) - HDassert(shared->node_info[u].max_nrec <= shared->node_info[u - 1].max_nrec); - - shared->node_info[u].split_nrec = (shared->node_info[u].max_nrec * shared->split_percent) / 100; - shared->node_info[u].merge_nrec = (shared->node_info[u].max_nrec * shared->merge_percent) / 100; - - shared->node_info[u].cum_max_nrec = ((shared->node_info[u].max_nrec + 1) * - shared->node_info[u - 1].cum_max_nrec) + shared->node_info[u].max_nrec; - u_max_nrec_size = H5V_limit_enc_size((uint64_t)shared->node_info[u].cum_max_nrec); - H5_ASSIGN_OVERFLOW(/* To: */ shared->node_info[u].cum_max_nrec_size, /* From: */ u_max_nrec_size, /* From: */ unsigned, /* To: */ uint8_t) - - if((shared->node_info[u].nat_rec_fac = H5FL_fac_init(shared->type->nrec_size * shared->node_info[u].max_nrec)) == NULL) - HGOTO_ERROR(H5E_RESOURCE, H5E_CANTINIT, FAIL, "can't create node native key block factory") - if((shared->node_info[u].node_ptr_fac = H5FL_fac_init(sizeof(H5B2_node_ptr_t) * (shared->node_info[u].max_nrec + 1))) == NULL) - HGOTO_ERROR(H5E_RESOURCE, H5E_CANTINIT, FAIL, "can't create internal 'branch' node node pointer block factory") - } /* end for */ - } /* end if */ - - /* Make shared B-tree info reference counted */ - if(NULL == (bt2->shared = H5RC_create(shared, H5B2_shared_free))) - HGOTO_ERROR(H5E_RESOURCE, H5E_NOSPACE, FAIL, "can't create ref-count wrapper for shared B-tree info") - -done: - if(ret_value < 0) - if(shared) - H5B2_shared_free(shared); - - FUNC_LEAVE_NOAPI(ret_value) -} /* end H5B2_shared_init() */ - - -/*------------------------------------------------------------------------- - * Function: H5B2_shared_free - * - * Purpose: Free shared B-tree info - * - * Return: Non-negative on success/Negative on failure - * - * Programmer: Quincey Koziol - * koziol@ncsa.uiuc.edu - * Feb 2 2005 - * - *------------------------------------------------------------------------- - */ -static herr_t -H5B2_shared_free(void *_shared) -{ - H5B2_shared_t *shared = (H5B2_shared_t *)_shared; - herr_t ret_value = SUCCEED; - - FUNC_ENTER_NOAPI_NOINIT(H5B2_shared_free) - - /* Sanity check */ - HDassert(shared); - - /* Free the B-tree node buffer */ - if(shared->page) - (void)H5FL_BLK_FREE(node_page, shared->page); - - /* Free the array of offsets into the native key block */ - if(shared->nat_off) - shared->nat_off = H5FL_SEQ_FREE(size_t, shared->nat_off); - - /* Release the node info */ - if(shared->node_info) { - unsigned u; /* Local index variable */ - - /* Destroy free list factories */ - for(u = 0; u < (shared->depth + 1); u++) { - if(shared->node_info[u].nat_rec_fac) - if(H5FL_fac_term(shared->node_info[u].nat_rec_fac) < 0) - HGOTO_ERROR(H5E_RESOURCE, H5E_CANTRELEASE, FAIL, "can't destroy node's native record block factory") - if(shared->node_info[u].node_ptr_fac) - if(H5FL_fac_term(shared->node_info[u].node_ptr_fac) < 0) - HGOTO_ERROR(H5E_RESOURCE, H5E_CANTRELEASE, FAIL, "can't destroy node's node pointer block factory") - } /* end for */ - - /* Free the array of node info structs */ - shared->node_info = H5FL_SEQ_FREE(H5B2_node_info_t, shared->node_info); - } /* end if */ - - /* Free the shared B-tree info itself */ - shared = H5FL_FREE(H5B2_shared_t, shared); - -done: - FUNC_LEAVE_NOAPI(ret_value) -} /* end H5B2_shared_free() */ /*------------------------------------------------------------------------- @@ -345,7 +153,7 @@ H5B2_locate_record(const H5B2_class_t *type, unsigned nrec, size_t *rec_off, *idx = my_idx; - FUNC_LEAVE_NOAPI(cmp); + FUNC_LEAVE_NOAPI(cmp) } /* end H5B2_locate_record */ @@ -369,12 +177,12 @@ H5B2_split1(H5F_t *f, hid_t dxpl_id, unsigned depth, H5B2_node_ptr_t *curr_node_ unsigned *internal_flags_ptr, unsigned idx) { const H5AC_class_t *child_class; /* Pointer to child node's class info */ + H5B2_t *bt2; /* Pointer to B-tree header */ haddr_t left_addr, right_addr; /* Addresses of left & right child nodes */ void *left_child, *right_child; /* Pointers to child nodes */ unsigned *left_nrec, *right_nrec; /* Pointers to child # of records */ uint8_t *left_native, *right_native;/* Pointers to childs' native records */ - H5B2_node_ptr_t *left_node_ptrs=NULL, *right_node_ptrs=NULL;/* Pointers to childs' node pointer info */ - H5B2_shared_t *shared; /* B-tree's shared info */ + H5B2_node_ptr_t *left_node_ptrs = NULL, *right_node_ptrs = NULL;/* Pointers to childs' node pointer info */ unsigned mid_record; /* Index of "middle" record in current node */ unsigned old_node_nrec; /* Number of records in internal node split */ herr_t ret_value = SUCCEED; /* Return value */ @@ -386,13 +194,13 @@ H5B2_split1(H5F_t *f, hid_t dxpl_id, unsigned depth, H5B2_node_ptr_t *curr_node_ HDassert(internal); HDassert(internal_flags_ptr); - /* Get the pointer to the shared B-tree info */ - shared = (H5B2_shared_t *)H5RC_GET_OBJ(internal->shared); - HDassert(shared); + /* Get the pointer to the B-tree header info */ + bt2 = internal->bt2; + HDassert(bt2); /* Slide records in parent node up one space, to make room for promoted record */ if(idx < internal->nrec) { - HDmemmove(H5B2_INT_NREC(internal, shared, idx + 1), H5B2_INT_NREC(internal, shared, idx), shared->type->nrec_size * (internal->nrec - idx)); + HDmemmove(H5B2_INT_NREC(internal, bt2, idx + 1), H5B2_INT_NREC(internal, bt2, idx), bt2->type->nrec_size * (internal->nrec - idx)); HDmemmove(&(internal->node_ptrs[idx + 2]), &(internal->node_ptrs[idx + 1]), sizeof(H5B2_node_ptr_t) * (internal->nrec - idx)); } /* end if */ @@ -402,7 +210,7 @@ H5B2_split1(H5F_t *f, hid_t dxpl_id, unsigned depth, H5B2_node_ptr_t *curr_node_ /* Create new internal node */ internal->node_ptrs[idx + 1].all_nrec = internal->node_ptrs[idx + 1].node_nrec = 0; - if(H5B2_create_internal(f, dxpl_id, internal->shared, &(internal->node_ptrs[idx + 1]), (depth - 1)) < 0) + if(H5B2_create_internal(f, dxpl_id, bt2, &(internal->node_ptrs[idx + 1]), (depth - 1)) < 0) HGOTO_ERROR(H5E_BTREE, H5E_CANTINIT, FAIL, "unable to create new internal node") /* Setup information for unlocking child nodes */ @@ -411,9 +219,9 @@ H5B2_split1(H5F_t *f, hid_t dxpl_id, unsigned depth, H5B2_node_ptr_t *curr_node_ right_addr = internal->node_ptrs[idx + 1].addr; /* Protect both leafs */ - if(NULL == (left_int = H5B2_protect_internal(f, dxpl_id, internal->shared, left_addr, internal->node_ptrs[idx].node_nrec, (depth - 1), H5AC_WRITE))) + if(NULL == (left_int = H5B2_protect_internal(f, dxpl_id, bt2, left_addr, internal->node_ptrs[idx].node_nrec, (depth - 1), H5AC_WRITE))) HGOTO_ERROR(H5E_BTREE, H5E_CANTPROTECT, FAIL, "unable to load B-tree internal node") - if(NULL == (right_int = H5B2_protect_internal(f, dxpl_id, internal->shared, right_addr, internal->node_ptrs[idx + 1].node_nrec, (depth - 1), H5AC_WRITE))) + if(NULL == (right_int = H5B2_protect_internal(f, dxpl_id, bt2, right_addr, internal->node_ptrs[idx + 1].node_nrec, (depth - 1), H5AC_WRITE))) HGOTO_ERROR(H5E_BTREE, H5E_CANTPROTECT, FAIL, "unable to load B-tree internal node") /* More setup for child nodes */ @@ -431,7 +239,7 @@ H5B2_split1(H5F_t *f, hid_t dxpl_id, unsigned depth, H5B2_node_ptr_t *curr_node_ /* Create new leaf node */ internal->node_ptrs[idx + 1].all_nrec = internal->node_ptrs[idx + 1].node_nrec = 0; - if(H5B2_create_leaf(f, dxpl_id, internal->shared, &(internal->node_ptrs[idx + 1])) < 0) + if(H5B2_create_leaf(f, dxpl_id, bt2, &(internal->node_ptrs[idx + 1])) < 0) HGOTO_ERROR(H5E_BTREE, H5E_CANTINIT, FAIL, "unable to create new leaf node") /* Setup information for unlocking child nodes */ @@ -440,9 +248,9 @@ H5B2_split1(H5F_t *f, hid_t dxpl_id, unsigned depth, H5B2_node_ptr_t *curr_node_ right_addr = internal->node_ptrs[idx + 1].addr; /* Protect both leafs */ - if(NULL == (left_leaf = (H5B2_leaf_t *)H5AC_protect(f, dxpl_id, child_class, left_addr, &(internal->node_ptrs[idx].node_nrec), internal->shared, H5AC_WRITE))) + if(NULL == (left_leaf = (H5B2_leaf_t *)H5AC_protect(f, dxpl_id, child_class, left_addr, &(internal->node_ptrs[idx].node_nrec), bt2, H5AC_WRITE))) HGOTO_ERROR(H5E_BTREE, H5E_CANTPROTECT, FAIL, "unable to load B-tree leaf node") - if(NULL == (right_leaf = (H5B2_leaf_t *)H5AC_protect(f, dxpl_id, child_class, right_addr, &(internal->node_ptrs[idx + 1].node_nrec), internal->shared, H5AC_WRITE))) + if(NULL == (right_leaf = (H5B2_leaf_t *)H5AC_protect(f, dxpl_id, child_class, right_addr, &(internal->node_ptrs[idx + 1].node_nrec), bt2, H5AC_WRITE))) HGOTO_ERROR(H5E_BTREE, H5E_CANTPROTECT, FAIL, "unable to load B-tree leaf node") /* More setup for child nodes */ @@ -461,9 +269,9 @@ H5B2_split1(H5F_t *f, hid_t dxpl_id, unsigned depth, H5B2_node_ptr_t *curr_node_ mid_record = old_node_nrec / 2; /* Copy "upper half" of records to new child */ - HDmemcpy(H5B2_NAT_NREC(right_native, shared, 0), - H5B2_NAT_NREC(left_native, shared, mid_record + 1), - shared->type->nrec_size * (old_node_nrec - (mid_record + 1))); + HDmemcpy(H5B2_NAT_NREC(right_native, bt2, 0), + H5B2_NAT_NREC(left_native, bt2, mid_record + 1), + bt2->type->nrec_size * (old_node_nrec - (mid_record + 1))); /* Copy "upper half" of node pointers, if the node is an internal node */ if(depth > 1) @@ -471,7 +279,7 @@ H5B2_split1(H5F_t *f, hid_t dxpl_id, unsigned depth, H5B2_node_ptr_t *curr_node_ sizeof(H5B2_node_ptr_t) * (old_node_nrec - mid_record)); /* Copy "middle" record to internal node */ - HDmemcpy(H5B2_INT_NREC(internal, shared, idx), H5B2_NAT_NREC(left_native, shared, mid_record), shared->type->nrec_size); + HDmemcpy(H5B2_INT_NREC(internal, bt2, idx), H5B2_NAT_NREC(left_native, bt2, mid_record), bt2->type->nrec_size); /* Update record counts in child nodes */ internal->node_ptrs[idx].node_nrec = *left_nrec = mid_record; @@ -513,14 +321,14 @@ H5B2_split1(H5F_t *f, hid_t dxpl_id, unsigned depth, H5B2_node_ptr_t *curr_node_ *parent_cache_info_flags_ptr |= H5AC__DIRTIED_FLAG; #ifdef H5B2_DEBUG - H5B2_assert_internal((hsize_t)0,shared,internal); + H5B2_assert_internal((hsize_t)0, bt2, internal); if(depth > 1) { - H5B2_assert_internal2(internal->node_ptrs[idx].all_nrec, shared, left_child, right_child); - H5B2_assert_internal2(internal->node_ptrs[idx + 1].all_nrec, shared, right_child, left_child); + H5B2_assert_internal2(internal->node_ptrs[idx].all_nrec, bt2, left_child, right_child); + H5B2_assert_internal2(internal->node_ptrs[idx + 1].all_nrec, bt2, right_child, left_child); } /* end if */ else { - H5B2_assert_leaf2(shared, left_child, right_child); - H5B2_assert_leaf(shared, right_child); + H5B2_assert_leaf2(bt2, left_child, right_child); + H5B2_assert_leaf(bt2, right_child); } /* end else */ #endif /* H5B2_DEBUG */ @@ -531,7 +339,7 @@ H5B2_split1(H5F_t *f, hid_t dxpl_id, unsigned depth, H5B2_node_ptr_t *curr_node_ HGOTO_ERROR(H5E_BTREE, H5E_CANTUNPROTECT, FAIL, "unable to release B-tree leaf node") done: - FUNC_LEAVE_NOAPI(ret_value); + FUNC_LEAVE_NOAPI(ret_value) } /* end H5B2_split1 */ @@ -554,7 +362,6 @@ herr_t H5B2_split_root(H5F_t *f, hid_t dxpl_id, H5B2_t *bt2, unsigned *bt2_flags_ptr) { H5B2_internal_t *new_root; /* Pointer to new root node */ - H5B2_shared_t *shared; /* Pointer to B-tree's shared information */ unsigned new_root_flags = H5AC__NO_FLAGS_SET; /* Cache flags for new root node */ H5B2_node_ptr_t old_root_ptr; /* Old node pointer to root node in B-tree */ size_t sz_max_nrec; /* Temporary variable for range checking */ @@ -567,29 +374,25 @@ H5B2_split_root(H5F_t *f, hid_t dxpl_id, H5B2_t *bt2, unsigned *bt2_flags_ptr) HDassert(bt2); HDassert(bt2_flags_ptr); - /* Get the pointer to the shared B-tree info */ - shared = (H5B2_shared_t *)H5RC_GET_OBJ(bt2->shared); - HDassert(shared); - /* Update depth of B-tree */ - shared->depth++; + bt2->depth++; /* Re-allocate array of node info structs */ - if((shared->node_info = H5FL_SEQ_REALLOC(H5B2_node_info_t, shared->node_info, (size_t)(shared->depth + 1))) == NULL) + if(NULL == (bt2->node_info = H5FL_SEQ_REALLOC(H5B2_node_info_t, bt2->node_info, (size_t)(bt2->depth + 1)))) HGOTO_ERROR(H5E_RESOURCE, H5E_NOSPACE, FAIL, "memory allocation failed") /* Update node info for new depth of tree */ - sz_max_nrec = H5B2_NUM_INT_REC(f, shared, shared->depth); - H5_ASSIGN_OVERFLOW(/* To: */ shared->node_info[shared->depth].max_nrec, /* From: */ sz_max_nrec, /* From: */ size_t, /* To: */ unsigned) - shared->node_info[shared->depth].split_nrec = (shared->node_info[shared->depth].max_nrec * shared->split_percent) / 100; - shared->node_info[shared->depth].merge_nrec = (shared->node_info[shared->depth].max_nrec * shared->merge_percent) / 100; - shared->node_info[shared->depth].cum_max_nrec = ((shared->node_info[shared->depth].max_nrec + 1) * - shared->node_info[shared->depth - 1].cum_max_nrec) + shared->node_info[shared->depth].max_nrec; - u_max_nrec_size = H5V_limit_enc_size((uint64_t)shared->node_info[shared->depth].cum_max_nrec); - H5_ASSIGN_OVERFLOW(/* To: */ shared->node_info[shared->depth].cum_max_nrec_size, /* From: */ u_max_nrec_size, /* From: */ unsigned, /* To: */ uint8_t) - if((shared->node_info[shared->depth].nat_rec_fac = H5FL_fac_init(shared->type->nrec_size * shared->node_info[shared->depth].max_nrec)) == NULL) + sz_max_nrec = H5B2_NUM_INT_REC(f, bt2, bt2->depth); + H5_ASSIGN_OVERFLOW(/* To: */ bt2->node_info[bt2->depth].max_nrec, /* From: */ sz_max_nrec, /* From: */ size_t, /* To: */ unsigned) + bt2->node_info[bt2->depth].split_nrec = (bt2->node_info[bt2->depth].max_nrec * bt2->split_percent) / 100; + bt2->node_info[bt2->depth].merge_nrec = (bt2->node_info[bt2->depth].max_nrec * bt2->merge_percent) / 100; + bt2->node_info[bt2->depth].cum_max_nrec = ((bt2->node_info[bt2->depth].max_nrec + 1) * + bt2->node_info[bt2->depth - 1].cum_max_nrec) + bt2->node_info[bt2->depth].max_nrec; + u_max_nrec_size = H5V_limit_enc_size((uint64_t)bt2->node_info[bt2->depth].cum_max_nrec); + H5_ASSIGN_OVERFLOW(/* To: */ bt2->node_info[bt2->depth].cum_max_nrec_size, /* From: */ u_max_nrec_size, /* From: */ unsigned, /* To: */ uint8_t) + if(NULL == (bt2->node_info[bt2->depth].nat_rec_fac = H5FL_fac_init(bt2->type->nrec_size * bt2->node_info[bt2->depth].max_nrec))) HGOTO_ERROR(H5E_RESOURCE, H5E_CANTINIT, FAIL, "can't create node native key block factory") - if((shared->node_info[shared->depth].node_ptr_fac = H5FL_fac_init(sizeof(H5B2_node_ptr_t) * (shared->node_info[shared->depth].max_nrec + 1))) == NULL) + if(NULL == (bt2->node_info[bt2->depth].node_ptr_fac = H5FL_fac_init(sizeof(H5B2_node_ptr_t) * (bt2->node_info[bt2->depth].max_nrec + 1)))) HGOTO_ERROR(H5E_RESOURCE, H5E_CANTINIT, FAIL, "can't create internal 'branch' node node pointer block factory") /* Keep old root node pointer info */ @@ -597,18 +400,18 @@ H5B2_split_root(H5F_t *f, hid_t dxpl_id, H5B2_t *bt2, unsigned *bt2_flags_ptr) /* Create new internal node to use as root */ bt2->root.node_nrec = 0; - if(H5B2_create_internal(f, dxpl_id, bt2->shared, &(bt2->root), shared->depth) < 0) + if(H5B2_create_internal(f, dxpl_id, bt2, &(bt2->root), bt2->depth) < 0) HGOTO_ERROR(H5E_BTREE, H5E_CANTINIT, FAIL, "unable to create new internal node") /* Protect new root node */ - if(NULL == (new_root = H5B2_protect_internal(f, dxpl_id, bt2->shared, bt2->root.addr, bt2->root.node_nrec, shared->depth, H5AC_WRITE))) + if(NULL == (new_root = H5B2_protect_internal(f, dxpl_id, bt2, bt2->root.addr, bt2->root.node_nrec, bt2->depth, H5AC_WRITE))) HGOTO_ERROR(H5E_BTREE, H5E_CANTPROTECT, FAIL, "unable to load B-tree internal node") /* Set first node pointer in root node to old root node pointer info */ new_root->node_ptrs[0] = old_root_ptr; /* Split original root node */ - if(H5B2_split1(f, dxpl_id, shared->depth, &(bt2->root), bt2_flags_ptr, new_root, &new_root_flags, 0) < 0) + if(H5B2_split1(f, dxpl_id, bt2->depth, &(bt2->root), bt2_flags_ptr, new_root, &new_root_flags, 0) < 0) HGOTO_ERROR(H5E_BTREE, H5E_CANTSPLIT, FAIL, "unable to split old root node") /* Release new root node (marked as dirty) */ @@ -626,7 +429,6 @@ done: * Purpose: Redistribute records between two nodes * * Return: Success: Non-negative - * * Failure: Negative * * Programmer: Quincey Koziol @@ -639,23 +441,23 @@ static herr_t H5B2_redistribute2(H5F_t *f, hid_t dxpl_id, unsigned depth, H5B2_internal_t *internal, unsigned idx) { const H5AC_class_t *child_class; /* Pointer to child node's class info */ + H5B2_t *bt2; /* B-tree's header */ haddr_t left_addr, right_addr; /* Addresses of left & right child nodes */ void *left_child, *right_child; /* Pointers to child nodes */ unsigned *left_nrec, *right_nrec; /* Pointers to child # of records */ uint8_t *left_native, *right_native; /* Pointers to childs' native records */ - H5B2_node_ptr_t *left_node_ptrs=NULL, *right_node_ptrs=NULL;/* Pointers to childs' node pointer info */ - H5B2_shared_t *shared; /* B-tree's shared info */ - hssize_t left_moved_nrec=0, right_moved_nrec=0; /* Number of records moved, for internal redistrib */ - herr_t ret_value=SUCCEED; /* Return value */ + H5B2_node_ptr_t *left_node_ptrs = NULL, *right_node_ptrs = NULL;/* Pointers to childs' node pointer info */ + hssize_t left_moved_nrec = 0, right_moved_nrec = 0; /* Number of records moved, for internal redistrib */ + herr_t ret_value = SUCCEED; /* Return value */ FUNC_ENTER_NOAPI_NOINIT(H5B2_redistribute2) HDassert(f); HDassert(internal); - /* Get the pointer to the shared B-tree info */ - shared=(H5B2_shared_t *)H5RC_GET_OBJ(internal->shared); - HDassert(shared); + /* Get the pointer to the B-tree header */ + bt2 = internal->bt2; + HDassert(bt2); /* Check for the kind of B-tree node to redistribute */ if(depth > 1) { @@ -665,12 +467,12 @@ H5B2_redistribute2(H5F_t *f, hid_t dxpl_id, unsigned depth, H5B2_internal_t *int /* Setup information for unlocking child nodes */ child_class = H5AC_BT2_INT; left_addr = internal->node_ptrs[idx].addr; - right_addr = internal->node_ptrs[idx+1].addr; + right_addr = internal->node_ptrs[idx + 1].addr; /* Lock left & right B-tree child nodes */ - if (NULL == (left_internal = H5B2_protect_internal(f, dxpl_id, internal->shared, left_addr, internal->node_ptrs[idx].node_nrec, (depth - 1), H5AC_WRITE))) + if(NULL == (left_internal = H5B2_protect_internal(f, dxpl_id, bt2, left_addr, internal->node_ptrs[idx].node_nrec, (depth - 1), H5AC_WRITE))) HGOTO_ERROR(H5E_BTREE, H5E_CANTPROTECT, FAIL, "unable to load B-tree leaf node") - if (NULL == (right_internal = H5B2_protect_internal(f, dxpl_id, internal->shared, right_addr, internal->node_ptrs[idx+1].node_nrec, (depth - 1), H5AC_WRITE))) + if(NULL == (right_internal = H5B2_protect_internal(f, dxpl_id, bt2, right_addr, internal->node_ptrs[idx + 1].node_nrec, (depth - 1), H5AC_WRITE))) HGOTO_ERROR(H5E_BTREE, H5E_CANTPROTECT, FAIL, "unable to load B-tree leaf node") /* More setup for child nodes */ @@ -690,12 +492,12 @@ H5B2_redistribute2(H5F_t *f, hid_t dxpl_id, unsigned depth, H5B2_internal_t *int /* Setup information for unlocking child nodes */ child_class = H5AC_BT2_LEAF; left_addr = internal->node_ptrs[idx].addr; - right_addr = internal->node_ptrs[idx+1].addr; + right_addr = internal->node_ptrs[idx + 1].addr; /* Lock left & right B-tree child nodes */ - if (NULL == (left_leaf = (H5B2_leaf_t *)H5AC_protect(f, dxpl_id, child_class, left_addr, &(internal->node_ptrs[idx].node_nrec), internal->shared, H5AC_WRITE))) + if(NULL == (left_leaf = (H5B2_leaf_t *)H5AC_protect(f, dxpl_id, child_class, left_addr, &(internal->node_ptrs[idx].node_nrec), bt2, H5AC_WRITE))) HGOTO_ERROR(H5E_BTREE, H5E_CANTPROTECT, FAIL, "unable to load B-tree leaf node") - if (NULL == (right_leaf = (H5B2_leaf_t *)H5AC_protect(f, dxpl_id, child_class, right_addr, &(internal->node_ptrs[idx+1].node_nrec), internal->shared, H5AC_WRITE))) + if(NULL == (right_leaf = (H5B2_leaf_t *)H5AC_protect(f, dxpl_id, child_class, right_addr, &(internal->node_ptrs[idx + 1].node_nrec), bt2, H5AC_WRITE))) HGOTO_ERROR(H5E_BTREE, H5E_CANTPROTECT, FAIL, "unable to load B-tree leaf node") /* More setup for child nodes */ @@ -708,14 +510,14 @@ H5B2_redistribute2(H5F_t *f, hid_t dxpl_id, unsigned depth, H5B2_internal_t *int } /* end else */ #ifdef H5B2_DEBUG - H5B2_assert_internal((hsize_t)0,shared,internal); - if(depth>1) { - H5B2_assert_internal2(internal->node_ptrs[idx].all_nrec,shared,left_child,right_child); - H5B2_assert_internal2(internal->node_ptrs[idx+1].all_nrec,shared,right_child,left_child); + H5B2_assert_internal((hsize_t)0, bt2, internal); + if(depth > 1) { + H5B2_assert_internal2(internal->node_ptrs[idx].all_nrec, bt2, left_child, right_child); + H5B2_assert_internal2(internal->node_ptrs[idx + 1].all_nrec, bt2, right_child, left_child); } /* end if */ else { - H5B2_assert_leaf2(shared,left_child,right_child); - H5B2_assert_leaf(shared,right_child); + H5B2_assert_leaf2(bt2, left_child, right_child); + H5B2_assert_leaf(bt2, right_child); } /* end else */ #endif /* H5B2_DEBUG */ @@ -727,20 +529,20 @@ H5B2_redistribute2(H5F_t *f, hid_t dxpl_id, unsigned depth, H5B2_internal_t *int unsigned move_nrec = *right_nrec - new_right_nrec; /* Number of records to move from right node to left */ /* Copy record from parent node down into left child */ - HDmemcpy(H5B2_NAT_NREC(left_native,shared,*left_nrec),H5B2_INT_NREC(internal,shared,idx),shared->type->nrec_size); + HDmemcpy(H5B2_NAT_NREC(left_native, bt2, *left_nrec), H5B2_INT_NREC(internal, bt2, idx), bt2->type->nrec_size); /* See if we need to move records from right node */ - if(move_nrec>1) - HDmemcpy(H5B2_NAT_NREC(left_native,shared,(*left_nrec+1)),H5B2_NAT_NREC(right_native,shared,0),shared->type->nrec_size*(move_nrec-1)); + if(move_nrec > 1) + HDmemcpy(H5B2_NAT_NREC(left_native, bt2, (*left_nrec + 1)), H5B2_NAT_NREC(right_native, bt2, 0), bt2->type->nrec_size * (move_nrec - 1)); /* Move record from right node into parent node */ - HDmemcpy(H5B2_INT_NREC(internal,shared,idx),H5B2_NAT_NREC(right_native,shared,(move_nrec-1)),shared->type->nrec_size); + HDmemcpy(H5B2_INT_NREC(internal, bt2, idx), H5B2_NAT_NREC(right_native, bt2, (move_nrec - 1)), bt2->type->nrec_size); /* Slide records in right node down */ - HDmemmove(H5B2_NAT_NREC(right_native,shared,0),H5B2_NAT_NREC(right_native,shared,move_nrec),shared->type->nrec_size*new_right_nrec); + HDmemmove(H5B2_NAT_NREC(right_native, bt2, 0), H5B2_NAT_NREC(right_native, bt2, move_nrec), bt2->type->nrec_size * new_right_nrec); /* Handle node pointers, if we have an internal node */ - if(depth>1) { + if(depth > 1) { hsize_t moved_nrec = move_nrec; /* Total number of records moved, for internal redistrib */ unsigned u; /* Local index variable */ @@ -768,33 +570,33 @@ H5B2_redistribute2(H5F_t *f, hid_t dxpl_id, unsigned depth, H5B2_internal_t *int unsigned move_nrec = *left_nrec - new_left_nrec; /* Number of records to move from left node to right */ /* Slide records in right node up */ - HDmemmove(H5B2_NAT_NREC(right_native,shared,move_nrec), - H5B2_NAT_NREC(right_native,shared,0), - shared->type->nrec_size*(*right_nrec)); + HDmemmove(H5B2_NAT_NREC(right_native, bt2, move_nrec), + H5B2_NAT_NREC(right_native, bt2, 0), + bt2->type->nrec_size * (*right_nrec)); /* Copy record from parent node down into right child */ - HDmemcpy(H5B2_NAT_NREC(right_native,shared,(move_nrec-1)),H5B2_INT_NREC(internal,shared,idx),shared->type->nrec_size); + HDmemcpy(H5B2_NAT_NREC(right_native, bt2, (move_nrec - 1)), H5B2_INT_NREC(internal, bt2, idx), bt2->type->nrec_size); /* See if we need to move records from left node */ - if(move_nrec>1) - HDmemcpy(H5B2_NAT_NREC(right_native,shared,0),H5B2_NAT_NREC(left_native,shared,((*left_nrec-move_nrec)+1)),shared->type->nrec_size*(move_nrec-1)); + if(move_nrec > 1) + HDmemcpy(H5B2_NAT_NREC(right_native, bt2, 0), H5B2_NAT_NREC(left_native, bt2, ((*left_nrec - move_nrec) + 1)), bt2->type->nrec_size * (move_nrec - 1)); /* Move record from left node into parent node */ - HDmemcpy(H5B2_INT_NREC(internal,shared,idx),H5B2_NAT_NREC(left_native,shared,(*left_nrec-move_nrec)),shared->type->nrec_size); + HDmemcpy(H5B2_INT_NREC(internal, bt2, idx), H5B2_NAT_NREC(left_native, bt2, (*left_nrec - move_nrec)), bt2->type->nrec_size); /* Handle node pointers, if we have an internal node */ - if(depth>1) { - hsize_t moved_nrec=move_nrec; /* Total number of records moved, for internal redistrib */ + if(depth > 1) { + hsize_t moved_nrec = move_nrec; /* Total number of records moved, for internal redistrib */ unsigned u; /* Local index variable */ /* Slide node pointers in right node up */ - HDmemmove(&(right_node_ptrs[move_nrec]),&(right_node_ptrs[0]),sizeof(H5B2_node_ptr_t)*(*right_nrec+1)); + HDmemmove(&(right_node_ptrs[move_nrec]), &(right_node_ptrs[0]), sizeof(H5B2_node_ptr_t) * (*right_nrec + 1)); /* Copy node pointers from left node to right */ - HDmemcpy(&(right_node_ptrs[0]),&(left_node_ptrs[new_left_nrec+1]),sizeof(H5B2_node_ptr_t)*move_nrec); + HDmemcpy(&(right_node_ptrs[0]), &(left_node_ptrs[new_left_nrec + 1]), sizeof(H5B2_node_ptr_t) * move_nrec); /* Count the number of records being moved */ - for(u=0; u<move_nrec; u++) + for(u = 0; u < move_nrec; u++) moved_nrec += right_node_ptrs[u].all_nrec; left_moved_nrec -= (hssize_t)moved_nrec; H5_ASSIGN_OVERFLOW(/* To: */ right_moved_nrec, /* From: */ moved_nrec, /* From: */ hsize_t, /* To: */ hssize_t) @@ -807,38 +609,38 @@ H5B2_redistribute2(H5F_t *f, hid_t dxpl_id, unsigned depth, H5B2_internal_t *int /* Update # of records in child nodes */ internal->node_ptrs[idx].node_nrec = *left_nrec; - internal->node_ptrs[idx+1].node_nrec = *right_nrec; + internal->node_ptrs[idx + 1].node_nrec = *right_nrec; /* Update total # of records in child B-trees */ - if(depth>1) { + if(depth > 1) { internal->node_ptrs[idx].all_nrec += left_moved_nrec; - internal->node_ptrs[idx+1].all_nrec += right_moved_nrec; + internal->node_ptrs[idx + 1].all_nrec += right_moved_nrec; } /* end if */ else { internal->node_ptrs[idx].all_nrec = internal->node_ptrs[idx].node_nrec; - internal->node_ptrs[idx+1].all_nrec = internal->node_ptrs[idx+1].node_nrec; + internal->node_ptrs[idx + 1].all_nrec = internal->node_ptrs[idx + 1].node_nrec; } /* end else */ #ifdef H5B2_DEBUG - H5B2_assert_internal((hsize_t)0,shared,internal); - if(depth>1) { - H5B2_assert_internal2(internal->node_ptrs[idx].all_nrec,shared,left_child,right_child); - H5B2_assert_internal2(internal->node_ptrs[idx+1].all_nrec,shared,right_child,left_child); + H5B2_assert_internal((hsize_t)0, bt2, internal); + if(depth > 1) { + H5B2_assert_internal2(internal->node_ptrs[idx].all_nrec, bt2, left_child, right_child); + H5B2_assert_internal2(internal->node_ptrs[idx + 1].all_nrec, bt2, right_child, left_child); } /* end if */ else { - H5B2_assert_leaf2(shared,left_child,right_child); - H5B2_assert_leaf(shared,right_child); + H5B2_assert_leaf2(bt2, left_child, right_child); + H5B2_assert_leaf(bt2, right_child); } /* end else */ #endif /* H5B2_DEBUG */ /* Release child nodes (marked as dirty) */ - if (H5AC_unprotect(f, dxpl_id, child_class, left_addr, left_child, H5AC__DIRTIED_FLAG) < 0) + if(H5AC_unprotect(f, dxpl_id, child_class, left_addr, left_child, H5AC__DIRTIED_FLAG) < 0) HGOTO_ERROR(H5E_BTREE, H5E_CANTUNPROTECT, FAIL, "unable to release B-tree child node") - if (H5AC_unprotect(f, dxpl_id, child_class, right_addr, right_child, H5AC__DIRTIED_FLAG) < 0) + if(H5AC_unprotect(f, dxpl_id, child_class, right_addr, right_child, H5AC__DIRTIED_FLAG) < 0) HGOTO_ERROR(H5E_BTREE, H5E_CANTUNPROTECT, FAIL, "unable to release B-tree child node") done: - FUNC_LEAVE_NOAPI(ret_value); + FUNC_LEAVE_NOAPI(ret_value) } /* end H5B2_redistribute2 */ @@ -848,7 +650,6 @@ done: * Purpose: Redistribute records between three nodes * * Return: Success: Non-negative - * * Failure: Negative * * Programmer: Quincey Koziol @@ -862,6 +663,7 @@ H5B2_redistribute3(H5F_t *f, hid_t dxpl_id, unsigned depth, H5B2_internal_t *internal, unsigned *internal_flags_ptr, unsigned idx) { const H5AC_class_t *child_class; /* Pointer to child node's class info */ + H5B2_t *bt2; /* B-tree's header */ haddr_t left_addr, right_addr; /* Addresses of left & right child nodes */ haddr_t middle_addr; /* Address of middle child node */ void *left_child, *right_child; /* Pointers to child nodes */ @@ -870,12 +672,11 @@ H5B2_redistribute3(H5F_t *f, hid_t dxpl_id, unsigned depth, unsigned *middle_nrec; /* Pointers to middle child # of records */ uint8_t *left_native, *right_native; /* Pointers to childs' native records */ uint8_t *middle_native; /* Pointers to middle child's native records */ - H5B2_shared_t *shared; /* B-tree's shared info */ - H5B2_node_ptr_t *left_node_ptrs=NULL, *right_node_ptrs=NULL;/* Pointers to childs' node pointer info */ - H5B2_node_ptr_t *middle_node_ptrs=NULL;/* Pointers to childs' node pointer info */ - hssize_t left_moved_nrec=0, right_moved_nrec=0; /* Number of records moved, for internal split */ - hssize_t middle_moved_nrec=0; /* Number of records moved, for internal split */ - herr_t ret_value=SUCCEED; /* Return value */ + H5B2_node_ptr_t *left_node_ptrs = NULL, *right_node_ptrs = NULL; /* Pointers to childs' node pointer info */ + H5B2_node_ptr_t *middle_node_ptrs = NULL; /* Pointers to childs' node pointer info */ + hssize_t left_moved_nrec = 0, right_moved_nrec = 0; /* Number of records moved, for internal split */ + hssize_t middle_moved_nrec = 0; /* Number of records moved, for internal split */ + herr_t ret_value = SUCCEED; /* Return value */ FUNC_ENTER_NOAPI_NOINIT(H5B2_redistribute3) @@ -883,9 +684,9 @@ H5B2_redistribute3(H5F_t *f, hid_t dxpl_id, unsigned depth, HDassert(internal); HDassert(internal_flags_ptr); - /* Get the pointer to the shared B-tree info */ - shared=(H5B2_shared_t *)H5RC_GET_OBJ(internal->shared); - HDassert(shared); + /* Get the pointer to the B-tree header */ + bt2 = internal->bt2; + HDassert(bt2); /* Check for the kind of B-tree node to redistribute */ if(depth > 1) { @@ -895,16 +696,16 @@ H5B2_redistribute3(H5F_t *f, hid_t dxpl_id, unsigned depth, /* Setup information for unlocking child nodes */ child_class = H5AC_BT2_INT; - left_addr = internal->node_ptrs[idx-1].addr; + left_addr = internal->node_ptrs[idx - 1].addr; middle_addr = internal->node_ptrs[idx].addr; - right_addr = internal->node_ptrs[idx+1].addr; + right_addr = internal->node_ptrs[idx + 1].addr; /* Lock B-tree child nodes */ - if (NULL == (left_internal = H5B2_protect_internal(f, dxpl_id, internal->shared, left_addr, internal->node_ptrs[idx-1].node_nrec, (depth - 1), H5AC_WRITE))) + if(NULL == (left_internal = H5B2_protect_internal(f, dxpl_id, bt2, left_addr, internal->node_ptrs[idx - 1].node_nrec, (depth - 1), H5AC_WRITE))) HGOTO_ERROR(H5E_BTREE, H5E_CANTPROTECT, FAIL, "unable to load B-tree internal node") - if (NULL == (middle_internal = H5B2_protect_internal(f, dxpl_id, internal->shared, middle_addr, internal->node_ptrs[idx].node_nrec, (depth - 1), H5AC_WRITE))) + if(NULL == (middle_internal = H5B2_protect_internal(f, dxpl_id, bt2, middle_addr, internal->node_ptrs[idx].node_nrec, (depth - 1), H5AC_WRITE))) HGOTO_ERROR(H5E_BTREE, H5E_CANTPROTECT, FAIL, "unable to load B-tree internal node") - if (NULL == (right_internal = H5B2_protect_internal(f, dxpl_id, internal->shared, right_addr, internal->node_ptrs[idx+1].node_nrec, (depth - 1), H5AC_WRITE))) + if(NULL == (right_internal = H5B2_protect_internal(f, dxpl_id, bt2, right_addr, internal->node_ptrs[idx + 1].node_nrec, (depth - 1), H5AC_WRITE))) HGOTO_ERROR(H5E_BTREE, H5E_CANTPROTECT, FAIL, "unable to load B-tree internal node") /* More setup for child nodes */ @@ -928,16 +729,16 @@ H5B2_redistribute3(H5F_t *f, hid_t dxpl_id, unsigned depth, /* Setup information for unlocking child nodes */ child_class = H5AC_BT2_LEAF; - left_addr = internal->node_ptrs[idx-1].addr; + left_addr = internal->node_ptrs[idx - 1].addr; middle_addr = internal->node_ptrs[idx].addr; - right_addr = internal->node_ptrs[idx+1].addr; + right_addr = internal->node_ptrs[idx + 1].addr; /* Lock B-tree child nodes */ - if (NULL == (left_leaf = (H5B2_leaf_t *)H5AC_protect(f, dxpl_id, child_class, left_addr, &(internal->node_ptrs[idx-1].node_nrec), internal->shared, H5AC_WRITE))) + if(NULL == (left_leaf = (H5B2_leaf_t *)H5AC_protect(f, dxpl_id, child_class, left_addr, &(internal->node_ptrs[idx - 1].node_nrec), bt2, H5AC_WRITE))) HGOTO_ERROR(H5E_BTREE, H5E_CANTPROTECT, FAIL, "unable to load B-tree leaf node") - if (NULL == (middle_leaf = (H5B2_leaf_t *)H5AC_protect(f, dxpl_id, child_class, middle_addr, &(internal->node_ptrs[idx].node_nrec), internal->shared, H5AC_WRITE))) + if(NULL == (middle_leaf = (H5B2_leaf_t *)H5AC_protect(f, dxpl_id, child_class, middle_addr, &(internal->node_ptrs[idx].node_nrec), bt2, H5AC_WRITE))) HGOTO_ERROR(H5E_BTREE, H5E_CANTPROTECT, FAIL, "unable to load B-tree leaf node") - if (NULL == (right_leaf = (H5B2_leaf_t *)H5AC_protect(f, dxpl_id, child_class, right_addr, &(internal->node_ptrs[idx+1].node_nrec), internal->shared, H5AC_WRITE))) + if(NULL == (right_leaf = (H5B2_leaf_t *)H5AC_protect(f, dxpl_id, child_class, right_addr, &(internal->node_ptrs[idx + 1].node_nrec), bt2, H5AC_WRITE))) HGOTO_ERROR(H5E_BTREE, H5E_CANTPROTECT, FAIL, "unable to load B-tree leaf node") /* More setup for child nodes */ @@ -970,39 +771,39 @@ H5B2_redistribute3(H5F_t *f, hid_t dxpl_id, unsigned depth, unsigned moved_middle_nrec = 0; /* Number of records moved into left node */ /* Move left parent record down to left node */ - HDmemcpy(H5B2_NAT_NREC(left_native,shared,*left_nrec),H5B2_INT_NREC(internal,shared,idx-1),shared->type->nrec_size); + HDmemcpy(H5B2_NAT_NREC(left_native, bt2, *left_nrec), H5B2_INT_NREC(internal, bt2, idx - 1), bt2->type->nrec_size); /* Move records from middle node into left node */ if((new_left_nrec - 1) > *left_nrec) { - moved_middle_nrec = new_left_nrec-(*left_nrec + 1); - HDmemcpy(H5B2_NAT_NREC(left_native, shared, *left_nrec + 1),H5B2_NAT_NREC(middle_native, shared, 0), shared->type->nrec_size * moved_middle_nrec); + moved_middle_nrec = new_left_nrec - (*left_nrec + 1); + HDmemcpy(H5B2_NAT_NREC(left_native, bt2, *left_nrec + 1), H5B2_NAT_NREC(middle_native, bt2, 0), bt2->type->nrec_size * moved_middle_nrec); } /* end if */ /* Move record from middle node up to parent node */ - HDmemcpy(H5B2_INT_NREC(internal,shared,idx-1),H5B2_NAT_NREC(middle_native,shared,moved_middle_nrec),shared->type->nrec_size); + HDmemcpy(H5B2_INT_NREC(internal, bt2, idx - 1), H5B2_NAT_NREC(middle_native, bt2, moved_middle_nrec), bt2->type->nrec_size); moved_middle_nrec++; /* Slide records in middle node down */ - HDmemmove(H5B2_NAT_NREC(middle_native,shared,0),H5B2_NAT_NREC(middle_native,shared,moved_middle_nrec),shared->type->nrec_size*(*middle_nrec-moved_middle_nrec)); + HDmemmove(H5B2_NAT_NREC(middle_native, bt2, 0), H5B2_NAT_NREC(middle_native, bt2, moved_middle_nrec), bt2->type->nrec_size * (*middle_nrec - moved_middle_nrec)); /* Move node pointers also if this is an internal node */ - if(depth>1) { + if(depth > 1) { hsize_t moved_nrec; /* Total number of records moved, for internal redistrib */ unsigned move_nptrs; /* Number of node pointers to move */ unsigned u; /* Local index variable */ /* Move middle node pointers into left node */ move_nptrs = new_left_nrec - *left_nrec; - HDmemcpy(&(left_node_ptrs[*left_nrec+1]),&(middle_node_ptrs[0]),sizeof(H5B2_node_ptr_t)*move_nptrs); + HDmemcpy(&(left_node_ptrs[*left_nrec + 1]), &(middle_node_ptrs[0]), sizeof(H5B2_node_ptr_t)*move_nptrs); /* Count the number of records being moved into the left node */ - for(u=0, moved_nrec=0; u<move_nptrs; u++) + for(u = 0, moved_nrec = 0; u < move_nptrs; u++) moved_nrec += middle_node_ptrs[u].all_nrec; - left_moved_nrec = moved_nrec+move_nptrs; - middle_moved_nrec -= moved_nrec+move_nptrs; + left_moved_nrec = moved_nrec + move_nptrs; + middle_moved_nrec -= moved_nrec + move_nptrs; /* Slide the node pointers in middle node down */ - HDmemmove(&(middle_node_ptrs[0]),&(middle_node_ptrs[move_nptrs]),sizeof(H5B2_node_ptr_t)*((*middle_nrec-move_nptrs)+1)); + HDmemmove(&(middle_node_ptrs[0]), &(middle_node_ptrs[move_nptrs]), sizeof(H5B2_node_ptr_t) * ((*middle_nrec - move_nptrs) + 1)); } /* end if */ /* Update the current number of records in middle node */ @@ -1010,38 +811,38 @@ H5B2_redistribute3(H5F_t *f, hid_t dxpl_id, unsigned depth, } /* end if */ /* Move records into right node */ - if(new_right_nrec>*right_nrec) { - unsigned right_nrec_move = new_right_nrec-*right_nrec; /* Number of records to move out of right node */ + if(new_right_nrec > *right_nrec) { + unsigned right_nrec_move = new_right_nrec - *right_nrec; /* Number of records to move out of right node */ /* Slide records in right node up */ - HDmemmove(H5B2_NAT_NREC(right_native,shared,right_nrec_move),H5B2_NAT_NREC(right_native,shared,0),shared->type->nrec_size*(*right_nrec)); + HDmemmove(H5B2_NAT_NREC(right_native, bt2, right_nrec_move), H5B2_NAT_NREC(right_native, bt2, 0), bt2->type->nrec_size * (*right_nrec)); /* Move right parent record down to right node */ - HDmemcpy(H5B2_NAT_NREC(right_native,shared,right_nrec_move-1),H5B2_INT_NREC(internal,shared,idx),shared->type->nrec_size); + HDmemcpy(H5B2_NAT_NREC(right_native, bt2, right_nrec_move - 1), H5B2_INT_NREC(internal, bt2, idx), bt2->type->nrec_size); /* Move records from middle node into right node */ - if(right_nrec_move>1) - HDmemcpy(H5B2_NAT_NREC(right_native,shared,0),H5B2_NAT_NREC(middle_native,shared,((curr_middle_nrec-right_nrec_move)+1)),shared->type->nrec_size*(right_nrec_move-1)); + if(right_nrec_move > 1) + HDmemcpy(H5B2_NAT_NREC(right_native, bt2, 0), H5B2_NAT_NREC(middle_native, bt2, ((curr_middle_nrec - right_nrec_move) + 1)), bt2->type->nrec_size * (right_nrec_move - 1)); /* Move record from middle node up to parent node */ - HDmemcpy(H5B2_INT_NREC(internal,shared,idx),H5B2_NAT_NREC(middle_native,shared,(curr_middle_nrec-right_nrec_move)),shared->type->nrec_size); + HDmemcpy(H5B2_INT_NREC(internal, bt2, idx), H5B2_NAT_NREC(middle_native, bt2, (curr_middle_nrec - right_nrec_move)), bt2->type->nrec_size); /* Move node pointers also if this is an internal node */ - if(depth>1) { + if(depth > 1) { hsize_t moved_nrec; /* Total number of records moved, for internal redistrib */ unsigned u; /* Local index variable */ /* Slide the node pointers in right node up */ - HDmemmove(&(right_node_ptrs[right_nrec_move]),&(right_node_ptrs[0]),sizeof(H5B2_node_ptr_t)*(*right_nrec+1)); + HDmemmove(&(right_node_ptrs[right_nrec_move]), &(right_node_ptrs[0]), sizeof(H5B2_node_ptr_t) * (*right_nrec + 1)); /* Move middle node pointers into right node */ - HDmemcpy(&(right_node_ptrs[0]),&(middle_node_ptrs[(curr_middle_nrec-right_nrec_move)+1]),sizeof(H5B2_node_ptr_t)*right_nrec_move); + HDmemcpy(&(right_node_ptrs[0]), &(middle_node_ptrs[(curr_middle_nrec - right_nrec_move) + 1]), sizeof(H5B2_node_ptr_t) * right_nrec_move); /* Count the number of records being moved into the right node */ - for(u=0, moved_nrec=0; u<right_nrec_move; u++) + for(u = 0, moved_nrec = 0; u < right_nrec_move; u++) moved_nrec += right_node_ptrs[u].all_nrec; - right_moved_nrec = moved_nrec+right_nrec_move; - middle_moved_nrec -= moved_nrec+right_nrec_move; + right_moved_nrec = moved_nrec + right_nrec_move; + middle_moved_nrec -= moved_nrec + right_nrec_move; } /* end if */ /* Update the current number of records in middle node */ @@ -1049,38 +850,38 @@ H5B2_redistribute3(H5F_t *f, hid_t dxpl_id, unsigned depth, } /* end if */ /* Move records out of left node */ - if(new_left_nrec<*left_nrec) { - unsigned left_nrec_move = *left_nrec-new_left_nrec; /* Number of records to move out of left node */ + if(new_left_nrec < *left_nrec) { + unsigned left_nrec_move = *left_nrec - new_left_nrec; /* Number of records to move out of left node */ /* Slide middle records up */ - HDmemmove(H5B2_NAT_NREC(middle_native,shared,left_nrec_move),H5B2_NAT_NREC(middle_native,shared,0),shared->type->nrec_size*curr_middle_nrec); + HDmemmove(H5B2_NAT_NREC(middle_native, bt2, left_nrec_move), H5B2_NAT_NREC(middle_native, bt2, 0), bt2->type->nrec_size * curr_middle_nrec); /* Move left parent record down to middle node */ - HDmemcpy(H5B2_NAT_NREC(middle_native,shared,left_nrec_move-1),H5B2_INT_NREC(internal,shared,idx-1),shared->type->nrec_size); + HDmemcpy(H5B2_NAT_NREC(middle_native, bt2, left_nrec_move - 1), H5B2_INT_NREC(internal, bt2, idx - 1), bt2->type->nrec_size); /* Move left records to middle node */ - if(left_nrec_move>1) - HDmemmove(H5B2_NAT_NREC(middle_native,shared,0),H5B2_NAT_NREC(left_native,shared,new_left_nrec+1),shared->type->nrec_size*(left_nrec_move-1)); + if(left_nrec_move > 1) + HDmemmove(H5B2_NAT_NREC(middle_native, bt2, 0), H5B2_NAT_NREC(left_native, bt2, new_left_nrec + 1), bt2->type->nrec_size * (left_nrec_move - 1)); /* Move left parent record up from left node */ - HDmemcpy(H5B2_INT_NREC(internal,shared,idx-1),H5B2_NAT_NREC(left_native,shared,new_left_nrec),shared->type->nrec_size); + HDmemcpy(H5B2_INT_NREC(internal, bt2, idx - 1), H5B2_NAT_NREC(left_native, bt2, new_left_nrec), bt2->type->nrec_size); /* Move node pointers also if this is an internal node */ - if(depth>1) { + if(depth > 1) { hsize_t moved_nrec; /* Total number of records moved, for internal redistrib */ unsigned u; /* Local index variable */ /* Slide the node pointers in middle node up */ - HDmemmove(&(middle_node_ptrs[left_nrec_move]),&(middle_node_ptrs[0]),sizeof(H5B2_node_ptr_t)*(curr_middle_nrec+1)); + HDmemmove(&(middle_node_ptrs[left_nrec_move]), &(middle_node_ptrs[0]), sizeof(H5B2_node_ptr_t) * (curr_middle_nrec + 1)); /* Move left node pointers into middle node */ - HDmemcpy(&(middle_node_ptrs[0]),&(left_node_ptrs[new_left_nrec+1]),sizeof(H5B2_node_ptr_t)*left_nrec_move); + HDmemcpy(&(middle_node_ptrs[0]), &(left_node_ptrs[new_left_nrec + 1]), sizeof(H5B2_node_ptr_t) * left_nrec_move); /* Count the number of records being moved into the left node */ - for(u=0, moved_nrec=0; u<left_nrec_move; u++) + for(u = 0, moved_nrec = 0; u < left_nrec_move; u++) moved_nrec += middle_node_ptrs[u].all_nrec; - left_moved_nrec -= moved_nrec+left_nrec_move; - middle_moved_nrec += moved_nrec+left_nrec_move; + left_moved_nrec -= moved_nrec + left_nrec_move; + middle_moved_nrec += moved_nrec + left_nrec_move; } /* end if */ /* Update the current number of records in middle node */ @@ -1088,37 +889,37 @@ H5B2_redistribute3(H5F_t *f, hid_t dxpl_id, unsigned depth, } /* end if */ /* Move records out of right node */ - if(new_right_nrec<*right_nrec) { - unsigned right_nrec_move = *right_nrec-new_right_nrec; /* Number of records to move out of right node */ + if(new_right_nrec < *right_nrec) { + unsigned right_nrec_move = *right_nrec - new_right_nrec; /* Number of records to move out of right node */ /* Move right parent record down to middle node */ - HDmemcpy(H5B2_NAT_NREC(middle_native,shared,curr_middle_nrec),H5B2_INT_NREC(internal,shared,idx),shared->type->nrec_size); + HDmemcpy(H5B2_NAT_NREC(middle_native, bt2, curr_middle_nrec), H5B2_INT_NREC(internal, bt2, idx), bt2->type->nrec_size); /* Move right records to middle node */ - HDmemmove(H5B2_NAT_NREC(middle_native,shared,(curr_middle_nrec+1)),H5B2_NAT_NREC(right_native,shared,0),shared->type->nrec_size*(right_nrec_move-1)); + HDmemmove(H5B2_NAT_NREC(middle_native, bt2, (curr_middle_nrec + 1)), H5B2_NAT_NREC(right_native, bt2, 0), bt2->type->nrec_size * (right_nrec_move - 1)); /* Move right parent record up from right node */ - HDmemcpy(H5B2_INT_NREC(internal,shared,idx),H5B2_NAT_NREC(right_native,shared,right_nrec_move-1),shared->type->nrec_size); + HDmemcpy(H5B2_INT_NREC(internal, bt2, idx), H5B2_NAT_NREC(right_native, bt2, right_nrec_move - 1), bt2->type->nrec_size); /* Slide right records down */ - HDmemmove(H5B2_NAT_NREC(right_native,shared,0),H5B2_NAT_NREC(right_native,shared,right_nrec_move),shared->type->nrec_size*new_right_nrec); + HDmemmove(H5B2_NAT_NREC(right_native, bt2, 0), H5B2_NAT_NREC(right_native, bt2, right_nrec_move), bt2->type->nrec_size * new_right_nrec); /* Move node pointers also if this is an internal node */ - if(depth>1) { + if(depth > 1) { hsize_t moved_nrec; /* Total number of records moved, for internal redistrib */ unsigned u; /* Local index variable */ /* Move right node pointers into middle node */ - HDmemcpy(&(middle_node_ptrs[curr_middle_nrec+1]),&(right_node_ptrs[0]),sizeof(H5B2_node_ptr_t)*right_nrec_move); + HDmemcpy(&(middle_node_ptrs[curr_middle_nrec + 1]), &(right_node_ptrs[0]), sizeof(H5B2_node_ptr_t) * right_nrec_move); /* Count the number of records being moved into the right node */ - for(u=0, moved_nrec=0; u<right_nrec_move; u++) + for(u = 0, moved_nrec = 0; u < right_nrec_move; u++) moved_nrec += right_node_ptrs[u].all_nrec; - right_moved_nrec -= moved_nrec+right_nrec_move; - middle_moved_nrec += moved_nrec+right_nrec_move; + right_moved_nrec -= moved_nrec + right_nrec_move; + middle_moved_nrec += moved_nrec + right_nrec_move; /* Slide the node pointers in right node down */ - HDmemmove(&(right_node_ptrs[0]),&(right_node_ptrs[right_nrec_move]),sizeof(H5B2_node_ptr_t)*(new_right_nrec+1)); + HDmemmove(&(right_node_ptrs[0]), &(right_node_ptrs[right_nrec_move]), sizeof(H5B2_node_ptr_t) * (new_right_nrec + 1)); } /* end if */ } /* end if */ @@ -1129,20 +930,20 @@ H5B2_redistribute3(H5F_t *f, hid_t dxpl_id, unsigned depth, } /* end block */ /* Update # of records in child nodes */ - internal->node_ptrs[idx-1].node_nrec = *left_nrec; + internal->node_ptrs[idx - 1].node_nrec = *left_nrec; internal->node_ptrs[idx].node_nrec = *middle_nrec; - internal->node_ptrs[idx+1].node_nrec = *right_nrec; + internal->node_ptrs[idx + 1].node_nrec = *right_nrec; /* Update total # of records in child B-trees */ - if(depth>1) { - internal->node_ptrs[idx-1].all_nrec += left_moved_nrec; + if(depth > 1) { + internal->node_ptrs[idx - 1].all_nrec += left_moved_nrec; internal->node_ptrs[idx].all_nrec += middle_moved_nrec; - internal->node_ptrs[idx+1].all_nrec += right_moved_nrec; + internal->node_ptrs[idx + 1].all_nrec += right_moved_nrec; } /* end if */ else { - internal->node_ptrs[idx-1].all_nrec = internal->node_ptrs[idx-1].node_nrec; + internal->node_ptrs[idx - 1].all_nrec = internal->node_ptrs[idx - 1].node_nrec; internal->node_ptrs[idx].all_nrec = internal->node_ptrs[idx].node_nrec; - internal->node_ptrs[idx+1].all_nrec = internal->node_ptrs[idx+1].node_nrec; + internal->node_ptrs[idx + 1].all_nrec = internal->node_ptrs[idx + 1].node_nrec; } /* end else */ /* Mark parent as dirty */ @@ -1152,67 +953,67 @@ H5B2_redistribute3(H5F_t *f, hid_t dxpl_id, unsigned depth, { unsigned u; - HDfprintf(stderr,"%s: Internal records:\n",FUNC); - for(u=0; u<internal->nrec; u++) { - HDfprintf(stderr,"%s: u=%u\n",FUNC,u); - (shared->type->debug)(stderr,f,dxpl_id,3,4,H5B2_INT_NREC(internal,shared,u),NULL); + HDfprintf(stderr, "%s: Internal records:\n", FUNC); + for(u = 0; u < internal->nrec; u++) { + HDfprintf(stderr, "%s: u = %u\n", FUNC, u); + (bt2->type->debug)(stderr, f, dxpl_id, 3, 4, H5B2_INT_NREC(internal, bt2, u), NULL); } /* end for */ - HDfprintf(stderr,"%s: Left Child records:\n",FUNC); - for(u=0; u<*left_nrec; u++) { - HDfprintf(stderr,"%s: u=%u\n",FUNC,u); - (shared->type->debug)(stderr,f,dxpl_id,3,4,H5B2_NAT_NREC(left_native,shared,u),NULL); + HDfprintf(stderr, "%s: Left Child records:\n", FUNC); + for(u = 0; u < *left_nrec; u++) { + HDfprintf(stderr, "%s: u = %u\n", FUNC, u); + (bt2->type->debug)(stderr, f, dxpl_id, 3, 4, H5B2_NAT_NREC(left_native, bt2, u), NULL); } /* end for */ - HDfprintf(stderr,"%s: Middle Child records:\n",FUNC); - for(u=0; u<*middle_nrec; u++) { - HDfprintf(stderr,"%s: u=%u\n",FUNC,u); - (shared->type->debug)(stderr,f,dxpl_id,3,4,H5B2_NAT_NREC(middle_native,shared,u),NULL); + HDfprintf(stderr, "%s: Middle Child records:\n", FUNC); + for(u = 0; u < *middle_nrec; u++) { + HDfprintf(stderr, "%s: u = %u\n", FUNC, u); + (bt2->type->debug)(stderr, f, dxpl_id, 3, 4, H5B2_NAT_NREC(middle_native, bt2, u), NULL); } /* end for */ - HDfprintf(stderr,"%s: Right Child records:\n",FUNC); - for(u=0; u<*right_nrec; u++) { - HDfprintf(stderr,"%s: u=%u\n",FUNC,u); - (shared->type->debug)(stderr,f,dxpl_id,3,4,H5B2_NAT_NREC(right_native,shared,u),NULL); + HDfprintf(stderr, "%s: Right Child records:\n", FUNC); + for(u = 0; u < *right_nrec; u++) { + HDfprintf(stderr, "%s: u = %u\n", FUNC, u); + (bt2->type->debug)(stderr, f, dxpl_id, 3, 4, H5B2_NAT_NREC(right_native, bt2, u), NULL); } /* end for */ - for(u=0; u<internal->nrec+1; u++) - HDfprintf(stderr,"%s: internal->node_ptrs[%u]=(%Hu/%u/%a)\n",FUNC,u,internal->node_ptrs[u].all_nrec,internal->node_ptrs[u].node_nrec,internal->node_ptrs[u].addr); - if(depth>1) { - for(u=0; u<*left_nrec+1; u++) - HDfprintf(stderr,"%s: left_node_ptr[%u]=(%Hu/%u/%a)\n",FUNC,u,left_node_ptrs[u].all_nrec,left_node_ptrs[u].node_nrec,left_node_ptrs[u].addr); - for(u=0; u<*middle_nrec+1; u++) - HDfprintf(stderr,"%s: middle_node_ptr[%u]=(%Hu/%u/%a)\n",FUNC,u,middle_node_ptrs[u].all_nrec,middle_node_ptrs[u].node_nrec,middle_node_ptrs[u].addr); - for(u=0; u<*right_nrec+1; u++) - HDfprintf(stderr,"%s: right_node_ptr[%u]=(%Hu/%u/%a)\n",FUNC,u,right_node_ptrs[u].all_nrec,right_node_ptrs[u].node_nrec,right_node_ptrs[u].addr); + for(u = 0; u < internal->nrec + 1; u++) + HDfprintf(stderr, "%s: internal->node_ptrs[%u] = (%Hu/%u/%a)\n", FUNC, u, internal->node_ptrs[u].all_nrec, internal->node_ptrs[u].node_nrec, internal->node_ptrs[u].addr); + if(depth > 1) { + for(u = 0; u < *left_nrec + 1; u++) + HDfprintf(stderr, "%s: left_node_ptr[%u] = (%Hu/%u/%a)\n", FUNC, u, left_node_ptrs[u].all_nrec, left_node_ptrs[u].node_nrec, left_node_ptrs[u].addr); + for(u = 0; u < *middle_nrec + 1; u++) + HDfprintf(stderr, "%s: middle_node_ptr[%u] = (%Hu/%u/%a)\n", FUNC, u, middle_node_ptrs[u].all_nrec, middle_node_ptrs[u].node_nrec, middle_node_ptrs[u].addr); + for(u = 0; u < *right_nrec + 1; u++) + HDfprintf(stderr, "%s: right_node_ptr[%u] = (%Hu/%u/%a)\n", FUNC, u, right_node_ptrs[u].all_nrec, right_node_ptrs[u].node_nrec, right_node_ptrs[u].addr); } /* end if */ } #endif /* QAK */ #ifdef H5B2_DEBUG - H5B2_assert_internal((hsize_t)0,shared,internal); - if(depth>1) { - H5B2_assert_internal2(internal->node_ptrs[idx-1].all_nrec,shared,left_child,middle_child); - H5B2_assert_internal2(internal->node_ptrs[idx].all_nrec,shared,middle_child,left_child); - H5B2_assert_internal2(internal->node_ptrs[idx].all_nrec,shared,middle_child,right_child); - H5B2_assert_internal2(internal->node_ptrs[idx+1].all_nrec,shared,right_child,middle_child); + H5B2_assert_internal((hsize_t)0, bt2, internal); + if(depth > 1) { + H5B2_assert_internal2(internal->node_ptrs[idx - 1].all_nrec, bt2, left_child, middle_child); + H5B2_assert_internal2(internal->node_ptrs[idx].all_nrec, bt2, middle_child, left_child); + H5B2_assert_internal2(internal->node_ptrs[idx].all_nrec, bt2, middle_child, right_child); + H5B2_assert_internal2(internal->node_ptrs[idx + 1].all_nrec, bt2, right_child, middle_child); } /* end if */ else { - H5B2_assert_leaf2(shared,left_child,middle_child); - H5B2_assert_leaf2(shared,middle_child,right_child); - H5B2_assert_leaf(shared,right_child); + H5B2_assert_leaf2(bt2, left_child, middle_child); + H5B2_assert_leaf2(bt2, middle_child, right_child); + H5B2_assert_leaf(bt2, right_child); } /* end else */ #endif /* H5B2_DEBUG */ /* Unlock child nodes (marked as dirty) */ - if (H5AC_unprotect(f, dxpl_id, child_class, left_addr, left_child, H5AC__DIRTIED_FLAG) < 0) + if(H5AC_unprotect(f, dxpl_id, child_class, left_addr, left_child, H5AC__DIRTIED_FLAG) < 0) HGOTO_ERROR(H5E_BTREE, H5E_CANTUNPROTECT, FAIL, "unable to release B-tree child node") - if (H5AC_unprotect(f, dxpl_id, child_class, middle_addr, middle_child, H5AC__DIRTIED_FLAG) < 0) + if(H5AC_unprotect(f, dxpl_id, child_class, middle_addr, middle_child, H5AC__DIRTIED_FLAG) < 0) HGOTO_ERROR(H5E_BTREE, H5E_CANTUNPROTECT, FAIL, "unable to release B-tree child node") - if (H5AC_unprotect(f, dxpl_id, child_class, right_addr, right_child, H5AC__DIRTIED_FLAG) < 0) + if(H5AC_unprotect(f, dxpl_id, child_class, right_addr, right_child, H5AC__DIRTIED_FLAG) < 0) HGOTO_ERROR(H5E_BTREE, H5E_CANTUNPROTECT, FAIL, "unable to release B-tree child node") done: - FUNC_LEAVE_NOAPI(ret_value); + FUNC_LEAVE_NOAPI(ret_value) } /* end H5B2_redistribute3 */ @@ -1237,13 +1038,13 @@ H5B2_merge2(H5F_t *f, hid_t dxpl_id, unsigned depth, H5B2_internal_t *internal, unsigned *internal_flags_ptr, unsigned idx) { const H5AC_class_t *child_class; /* Pointer to child node's class info */ + H5B2_t *bt2; /* B-tree's header */ haddr_t left_addr, right_addr; /* Addresses of left & right child nodes */ void *left_child, *right_child; /* Pointers to left & right child nodes */ unsigned *left_nrec, *right_nrec; /* Pointers to left & right child # of records */ uint8_t *left_native, *right_native; /* Pointers to left & right children's native records */ - H5B2_node_ptr_t *left_node_ptrs=NULL, *right_node_ptrs=NULL;/* Pointers to childs' node pointer info */ - H5B2_shared_t *shared; /* B-tree's shared info */ - herr_t ret_value=SUCCEED; /* Return value */ + H5B2_node_ptr_t *left_node_ptrs = NULL, *right_node_ptrs = NULL;/* Pointers to childs' node pointer info */ + herr_t ret_value = SUCCEED; /* Return value */ FUNC_ENTER_NOAPI_NOINIT(H5B2_merge2) @@ -1253,9 +1054,9 @@ H5B2_merge2(H5F_t *f, hid_t dxpl_id, unsigned depth, HDassert(internal); HDassert(internal_flags_ptr); - /* Get the pointer to the shared B-tree info */ - shared=(H5B2_shared_t *)H5RC_GET_OBJ(internal->shared); - HDassert(shared); + /* Get the pointer to the B-tree header */ + bt2 = internal->bt2; + HDassert(bt2); /* Check for the kind of B-tree node to split */ if(depth > 1) { @@ -1265,12 +1066,12 @@ H5B2_merge2(H5F_t *f, hid_t dxpl_id, unsigned depth, /* Setup information for unlocking child nodes */ child_class = H5AC_BT2_INT; left_addr = internal->node_ptrs[idx].addr; - right_addr = internal->node_ptrs[idx+1].addr; + right_addr = internal->node_ptrs[idx + 1].addr; /* Lock left & right B-tree child nodes */ - if(NULL == (left_internal = H5B2_protect_internal(f, dxpl_id, internal->shared, left_addr, internal->node_ptrs[idx].node_nrec, (depth - 1), H5AC_WRITE))) + if(NULL == (left_internal = H5B2_protect_internal(f, dxpl_id, bt2, left_addr, internal->node_ptrs[idx].node_nrec, (depth - 1), H5AC_WRITE))) HGOTO_ERROR(H5E_BTREE, H5E_CANTPROTECT, FAIL, "unable to load B-tree internal node") - if(NULL == (right_internal = H5B2_protect_internal(f, dxpl_id, internal->shared, right_addr, internal->node_ptrs[idx+1].node_nrec, (depth - 1), H5AC_WRITE))) + if(NULL == (right_internal = H5B2_protect_internal(f, dxpl_id, bt2, right_addr, internal->node_ptrs[idx + 1].node_nrec, (depth - 1), H5AC_WRITE))) HGOTO_ERROR(H5E_BTREE, H5E_CANTPROTECT, FAIL, "unable to load B-tree internal node") /* More setup for accessing child node information */ @@ -1290,12 +1091,12 @@ H5B2_merge2(H5F_t *f, hid_t dxpl_id, unsigned depth, /* Setup information for unlocking child nodes */ child_class = H5AC_BT2_LEAF; left_addr = internal->node_ptrs[idx].addr; - right_addr = internal->node_ptrs[idx+1].addr; + right_addr = internal->node_ptrs[idx + 1].addr; /* Lock left & right B-tree child nodes */ - if(NULL == (left_leaf = (H5B2_leaf_t *)H5AC_protect(f, dxpl_id, child_class, left_addr, &(internal->node_ptrs[idx].node_nrec), internal->shared, H5AC_WRITE))) + if(NULL == (left_leaf = (H5B2_leaf_t *)H5AC_protect(f, dxpl_id, child_class, left_addr, &(internal->node_ptrs[idx].node_nrec), bt2, H5AC_WRITE))) HGOTO_ERROR(H5E_BTREE, H5E_CANTPROTECT, FAIL, "unable to load B-tree leaf node") - if(NULL == (right_leaf = (H5B2_leaf_t *)H5AC_protect(f, dxpl_id, child_class, right_addr, &(internal->node_ptrs[idx+1].node_nrec), internal->shared, H5AC_WRITE))) + if(NULL == (right_leaf = (H5B2_leaf_t *)H5AC_protect(f, dxpl_id, child_class, right_addr, &(internal->node_ptrs[idx + 1].node_nrec), bt2, H5AC_WRITE))) HGOTO_ERROR(H5E_BTREE, H5E_CANTPROTECT, FAIL, "unable to load B-tree leaf node") /* More setup for accessing child node information */ @@ -1310,14 +1111,14 @@ H5B2_merge2(H5F_t *f, hid_t dxpl_id, unsigned depth, /* Redistribute records into left node */ { /* Copy record from parent node to proper location */ - HDmemcpy(H5B2_NAT_NREC(left_native,shared,*left_nrec),H5B2_INT_NREC(internal,shared,idx),shared->type->nrec_size); + HDmemcpy(H5B2_NAT_NREC(left_native, bt2, *left_nrec), H5B2_INT_NREC(internal, bt2, idx), bt2->type->nrec_size); /* Copy records from right node to left node */ - HDmemcpy(H5B2_NAT_NREC(left_native,shared,*left_nrec+1),H5B2_NAT_NREC(right_native,shared,0),shared->type->nrec_size*(*right_nrec)); + HDmemcpy(H5B2_NAT_NREC(left_native, bt2, *left_nrec + 1), H5B2_NAT_NREC(right_native, bt2, 0), bt2->type->nrec_size * (*right_nrec)); /* Copy node pointers from right node into left node */ - if(depth>1) - HDmemcpy(&(left_node_ptrs[*left_nrec+1]),&(right_node_ptrs[0]),sizeof(H5B2_node_ptr_t)*(*right_nrec+1)); + if(depth > 1) + HDmemcpy(&(left_node_ptrs[*left_nrec + 1]), &(right_node_ptrs[0]), sizeof(H5B2_node_ptr_t) * (*right_nrec + 1)); /* Update # of records in left node */ *left_nrec += *right_nrec + 1; @@ -1327,12 +1128,12 @@ H5B2_merge2(H5F_t *f, hid_t dxpl_id, unsigned depth, internal->node_ptrs[idx].node_nrec = *left_nrec; /* Update total # of records in child B-trees */ - internal->node_ptrs[idx].all_nrec += internal->node_ptrs[idx+1].all_nrec + 1; + internal->node_ptrs[idx].all_nrec += internal->node_ptrs[idx + 1].all_nrec + 1; /* Slide records in parent node down, to eliminate demoted record */ - if((idx+1) < internal->nrec) { - HDmemmove(H5B2_INT_NREC(internal,shared,idx),H5B2_INT_NREC(internal,shared,idx+1),shared->type->nrec_size*(internal->nrec-(idx+1))); - HDmemmove(&(internal->node_ptrs[idx+1]),&(internal->node_ptrs[idx+2]),sizeof(H5B2_node_ptr_t)*(internal->nrec-(idx+1))); + if((idx + 1) < internal->nrec) { + HDmemmove(H5B2_INT_NREC(internal, bt2, idx), H5B2_INT_NREC(internal, bt2, idx + 1), bt2->type->nrec_size * (internal->nrec - (idx + 1))); + HDmemmove(&(internal->node_ptrs[idx + 1]), &(internal->node_ptrs[idx + 2]), sizeof(H5B2_node_ptr_t) * (internal->nrec - (idx + 1))); } /* end if */ /* Update # of records in parent node */ @@ -1348,11 +1149,11 @@ H5B2_merge2(H5F_t *f, hid_t dxpl_id, unsigned depth, *parent_cache_info_flags_ptr |= H5AC__DIRTIED_FLAG; #ifdef H5B2_DEBUG - H5B2_assert_internal((hsize_t)0,shared,internal); - if(depth>1) - H5B2_assert_internal(internal->node_ptrs[idx].all_nrec,shared,left_child); + H5B2_assert_internal((hsize_t)0, bt2, internal); + if(depth > 1) + H5B2_assert_internal(internal->node_ptrs[idx].all_nrec, bt2, left_child); else - H5B2_assert_leaf(shared,left_child); + H5B2_assert_leaf(bt2, left_child); #endif /* H5B2_DEBUG */ /* Unlock left node (marked as dirty) */ @@ -1364,7 +1165,7 @@ H5B2_merge2(H5F_t *f, hid_t dxpl_id, unsigned depth, HGOTO_ERROR(H5E_BTREE, H5E_CANTUNPROTECT, FAIL, "unable to release B-tree child node") done: - FUNC_LEAVE_NOAPI(ret_value); + FUNC_LEAVE_NOAPI(ret_value) } /* end H5B2_merge2 */ @@ -1389,6 +1190,7 @@ H5B2_merge3(H5F_t *f, hid_t dxpl_id, unsigned depth, H5B2_internal_t *internal, unsigned *internal_flags_ptr, unsigned idx) { const H5AC_class_t *child_class; /* Pointer to child node's class info */ + H5B2_t *bt2; /* B-tree's header */ haddr_t left_addr, right_addr; /* Addresses of left & right child nodes */ haddr_t middle_addr; /* Address of middle child node */ void *left_child, *right_child; /* Pointers to left & right child nodes */ @@ -1397,11 +1199,10 @@ H5B2_merge3(H5F_t *f, hid_t dxpl_id, unsigned depth, unsigned *middle_nrec; /* Pointer to middle child # of records */ uint8_t *left_native, *right_native; /* Pointers to left & right children's native records */ uint8_t *middle_native; /* Pointer to middle child's native records */ - H5B2_node_ptr_t *left_node_ptrs=NULL, *right_node_ptrs=NULL;/* Pointers to childs' node pointer info */ - H5B2_node_ptr_t *middle_node_ptrs=NULL;/* Pointer to child's node pointer info */ - H5B2_shared_t *shared; /* B-tree's shared info */ + H5B2_node_ptr_t *left_node_ptrs = NULL, *right_node_ptrs = NULL;/* Pointers to childs' node pointer info */ + H5B2_node_ptr_t *middle_node_ptrs = NULL;/* Pointer to child's node pointer info */ hsize_t middle_moved_nrec; /* Number of records moved, for internal split */ - herr_t ret_value=SUCCEED; /* Return value */ + herr_t ret_value = SUCCEED; /* Return value */ FUNC_ENTER_NOAPI_NOINIT(H5B2_merge3) @@ -1411,9 +1212,9 @@ H5B2_merge3(H5F_t *f, hid_t dxpl_id, unsigned depth, HDassert(internal); HDassert(internal_flags_ptr); - /* Get the pointer to the shared B-tree info */ - shared=(H5B2_shared_t *)H5RC_GET_OBJ(internal->shared); - HDassert(shared); + /* Get the pointer to the B-tree header */ + bt2 = internal->bt2; + HDassert(bt2); /* Check for the kind of B-tree node to split */ if(depth > 1) { @@ -1423,16 +1224,16 @@ H5B2_merge3(H5F_t *f, hid_t dxpl_id, unsigned depth, /* Setup information for unlocking child nodes */ child_class = H5AC_BT2_INT; - left_addr = internal->node_ptrs[idx-1].addr; + left_addr = internal->node_ptrs[idx - 1].addr; middle_addr = internal->node_ptrs[idx].addr; - right_addr = internal->node_ptrs[idx+1].addr; + right_addr = internal->node_ptrs[idx + 1].addr; /* Lock B-tree child nodes */ - if (NULL == (left_internal = H5B2_protect_internal(f, dxpl_id, internal->shared, left_addr, internal->node_ptrs[idx-1].node_nrec, (depth - 1), H5AC_WRITE))) + if(NULL == (left_internal = H5B2_protect_internal(f, dxpl_id, bt2, left_addr, internal->node_ptrs[idx - 1].node_nrec, (depth - 1), H5AC_WRITE))) HGOTO_ERROR(H5E_BTREE, H5E_CANTPROTECT, FAIL, "unable to load B-tree internal node") - if (NULL == (middle_internal = H5B2_protect_internal(f, dxpl_id, internal->shared, middle_addr, internal->node_ptrs[idx].node_nrec, (depth - 1), H5AC_WRITE))) + if(NULL == (middle_internal = H5B2_protect_internal(f, dxpl_id, bt2, middle_addr, internal->node_ptrs[idx].node_nrec, (depth - 1), H5AC_WRITE))) HGOTO_ERROR(H5E_BTREE, H5E_CANTPROTECT, FAIL, "unable to load B-tree internal node") - if (NULL == (right_internal = H5B2_protect_internal(f, dxpl_id, internal->shared, right_addr, internal->node_ptrs[idx+1].node_nrec, (depth - 1), H5AC_WRITE))) + if(NULL == (right_internal = H5B2_protect_internal(f, dxpl_id, bt2, right_addr, internal->node_ptrs[idx + 1].node_nrec, (depth - 1), H5AC_WRITE))) HGOTO_ERROR(H5E_BTREE, H5E_CANTPROTECT, FAIL, "unable to load B-tree internal node") /* More setup for accessing child node information */ @@ -1456,16 +1257,16 @@ H5B2_merge3(H5F_t *f, hid_t dxpl_id, unsigned depth, /* Setup information for unlocking child nodes */ child_class = H5AC_BT2_LEAF; - left_addr = internal->node_ptrs[idx-1].addr; + left_addr = internal->node_ptrs[idx - 1].addr; middle_addr = internal->node_ptrs[idx].addr; - right_addr = internal->node_ptrs[idx+1].addr; + right_addr = internal->node_ptrs[idx + 1].addr; /* Lock B-tree child nodes */ - if (NULL == (left_leaf = (H5B2_leaf_t *)H5AC_protect(f, dxpl_id, child_class, left_addr, &(internal->node_ptrs[idx-1].node_nrec), internal->shared, H5AC_WRITE))) + if(NULL == (left_leaf = (H5B2_leaf_t *)H5AC_protect(f, dxpl_id, child_class, left_addr, &(internal->node_ptrs[idx - 1].node_nrec), bt2, H5AC_WRITE))) HGOTO_ERROR(H5E_BTREE, H5E_CANTPROTECT, FAIL, "unable to load B-tree leaf node") - if (NULL == (middle_leaf = (H5B2_leaf_t *)H5AC_protect(f, dxpl_id, child_class, middle_addr, &(internal->node_ptrs[idx].node_nrec), internal->shared, H5AC_WRITE))) + if(NULL == (middle_leaf = (H5B2_leaf_t *)H5AC_protect(f, dxpl_id, child_class, middle_addr, &(internal->node_ptrs[idx].node_nrec), bt2, H5AC_WRITE))) HGOTO_ERROR(H5E_BTREE, H5E_CANTPROTECT, FAIL, "unable to load B-tree leaf node") - if (NULL == (right_leaf = (H5B2_leaf_t *)H5AC_protect(f, dxpl_id, child_class, right_addr, &(internal->node_ptrs[idx+1].node_nrec), internal->shared, H5AC_WRITE))) + if(NULL == (right_leaf = (H5B2_leaf_t *)H5AC_protect(f, dxpl_id, child_class, right_addr, &(internal->node_ptrs[idx + 1].node_nrec), bt2, H5AC_WRITE))) HGOTO_ERROR(H5E_BTREE, H5E_CANTPROTECT, FAIL, "unable to load B-tree leaf node") /* More setup for accessing child node information */ @@ -1489,30 +1290,30 @@ H5B2_merge3(H5F_t *f, hid_t dxpl_id, unsigned depth, middle_moved_nrec = middle_nrec_move; /* Copy record from parent node to proper location in left node */ - HDmemcpy(H5B2_NAT_NREC(left_native,shared,*left_nrec),H5B2_INT_NREC(internal,shared,idx-1),shared->type->nrec_size); + HDmemcpy(H5B2_NAT_NREC(left_native, bt2, *left_nrec), H5B2_INT_NREC(internal, bt2, idx - 1), bt2->type->nrec_size); /* Copy records from middle node to left node */ - HDmemcpy(H5B2_NAT_NREC(left_native,shared,*left_nrec+1),H5B2_NAT_NREC(middle_native,shared,0),shared->type->nrec_size*(middle_nrec_move-1)); + HDmemcpy(H5B2_NAT_NREC(left_native, bt2, *left_nrec + 1), H5B2_NAT_NREC(middle_native, bt2, 0), bt2->type->nrec_size * (middle_nrec_move - 1)); /* Copy record from middle node to proper location in parent node */ - HDmemcpy(H5B2_INT_NREC(internal,shared,idx-1),H5B2_NAT_NREC(middle_native,shared,(middle_nrec_move-1)),shared->type->nrec_size); + HDmemcpy(H5B2_INT_NREC(internal, bt2, idx - 1), H5B2_NAT_NREC(middle_native, bt2, (middle_nrec_move - 1)), bt2->type->nrec_size); /* Slide records in middle node down */ - HDmemmove(H5B2_NAT_NREC(middle_native,shared,0),H5B2_NAT_NREC(middle_native,shared,middle_nrec_move),shared->type->nrec_size*(*middle_nrec-middle_nrec_move)); + HDmemmove(H5B2_NAT_NREC(middle_native, bt2, 0), H5B2_NAT_NREC(middle_native, bt2, middle_nrec_move), bt2->type->nrec_size * (*middle_nrec - middle_nrec_move)); /* Move node pointers also if this is an internal node */ - if(depth>1) { + if(depth > 1) { unsigned u; /* Local index variable */ /* Copy node pointers from middle node into left node */ - HDmemcpy(&(left_node_ptrs[*left_nrec+1]),&(middle_node_ptrs[0]),sizeof(H5B2_node_ptr_t)*middle_nrec_move); + HDmemcpy(&(left_node_ptrs[*left_nrec + 1]), &(middle_node_ptrs[0]), sizeof(H5B2_node_ptr_t) * middle_nrec_move); /* Count the number of records being moved into the left node */ - for(u=0; u<middle_nrec_move; u++) + for(u = 0; u < middle_nrec_move; u++) middle_moved_nrec += middle_node_ptrs[u].all_nrec; /* Slide the node pointers in right node down */ - HDmemmove(&(middle_node_ptrs[0]),&(middle_node_ptrs[middle_nrec_move]),sizeof(H5B2_node_ptr_t)*((*middle_nrec+1)-middle_nrec_move)); + HDmemmove(&(middle_node_ptrs[0]), &(middle_node_ptrs[middle_nrec_move]), sizeof(H5B2_node_ptr_t) * ((*middle_nrec + 1) - middle_nrec_move)); } /* end if */ /* Update # of records in left & middle nodes */ @@ -1523,32 +1324,32 @@ H5B2_merge3(H5F_t *f, hid_t dxpl_id, unsigned depth, /* Redistribute records into middle node */ { /* Copy record from parent node to proper location in middle node */ - HDmemcpy(H5B2_NAT_NREC(middle_native,shared,*middle_nrec),H5B2_INT_NREC(internal,shared,idx),shared->type->nrec_size); + HDmemcpy(H5B2_NAT_NREC(middle_native, bt2, *middle_nrec), H5B2_INT_NREC(internal, bt2, idx), bt2->type->nrec_size); /* Copy records from right node to middle node */ - HDmemcpy(H5B2_NAT_NREC(middle_native,shared,*middle_nrec+1),H5B2_NAT_NREC(right_native,shared,0),shared->type->nrec_size*(*right_nrec)); + HDmemcpy(H5B2_NAT_NREC(middle_native, bt2, *middle_nrec + 1), H5B2_NAT_NREC(right_native, bt2, 0), bt2->type->nrec_size * (*right_nrec)); /* Move node pointers also if this is an internal node */ - if(depth>1) + if(depth > 1) /* Copy node pointers from middle node into left node */ - HDmemcpy(&(middle_node_ptrs[*middle_nrec+1]),&(right_node_ptrs[0]),sizeof(H5B2_node_ptr_t)*(*right_nrec+1)); + HDmemcpy(&(middle_node_ptrs[*middle_nrec + 1]), &(right_node_ptrs[0]), sizeof(H5B2_node_ptr_t) * (*right_nrec + 1)); /* Update # of records in middle node */ *middle_nrec += *right_nrec + 1; } /* end block */ /* Update # of records in child nodes */ - internal->node_ptrs[idx-1].node_nrec = *left_nrec; + internal->node_ptrs[idx - 1].node_nrec = *left_nrec; internal->node_ptrs[idx].node_nrec = *middle_nrec; /* Update total # of records in child B-trees */ - internal->node_ptrs[idx-1].all_nrec += middle_moved_nrec; - internal->node_ptrs[idx].all_nrec += (internal->node_ptrs[idx+1].all_nrec + 1) - middle_moved_nrec; + internal->node_ptrs[idx - 1].all_nrec += middle_moved_nrec; + internal->node_ptrs[idx].all_nrec += (internal->node_ptrs[idx + 1].all_nrec + 1) - middle_moved_nrec; /* Slide records in parent node down, to eliminate demoted record */ - if((idx+1) < internal->nrec) { - HDmemmove(H5B2_INT_NREC(internal,shared,idx),H5B2_INT_NREC(internal,shared,idx+1),shared->type->nrec_size*(internal->nrec-(idx+1))); - HDmemmove(&(internal->node_ptrs[idx+1]),&(internal->node_ptrs[idx+2]),sizeof(H5B2_node_ptr_t)*(internal->nrec-(idx+1))); + if((idx + 1) < internal->nrec) { + HDmemmove(H5B2_INT_NREC(internal, bt2, idx), H5B2_INT_NREC(internal, bt2, idx + 1), bt2->type->nrec_size * (internal->nrec - (idx + 1))); + HDmemmove(&(internal->node_ptrs[idx + 1]), &(internal->node_ptrs[idx + 2]), sizeof(H5B2_node_ptr_t) * (internal->nrec - (idx + 1))); } /* end if */ /* Update # of records in parent node */ @@ -1564,21 +1365,21 @@ H5B2_merge3(H5F_t *f, hid_t dxpl_id, unsigned depth, *parent_cache_info_flags_ptr |= H5AC__DIRTIED_FLAG; #ifdef H5B2_DEBUG - H5B2_assert_internal((hsize_t)0,shared,internal); - if(depth>1) { - H5B2_assert_internal2(internal->node_ptrs[idx-1].all_nrec,shared,left_child,middle_child); - H5B2_assert_internal(internal->node_ptrs[idx].all_nrec,shared,middle_child); + H5B2_assert_internal((hsize_t)0, bt2, internal); + if(depth > 1) { + H5B2_assert_internal2(internal->node_ptrs[idx - 1].all_nrec, bt2, left_child, middle_child); + H5B2_assert_internal(internal->node_ptrs[idx].all_nrec, bt2, middle_child); } /* end if */ else { - H5B2_assert_leaf2(shared,left_child,middle_child); - H5B2_assert_leaf(shared,middle_child); + H5B2_assert_leaf2(bt2, left_child, middle_child); + H5B2_assert_leaf(bt2, middle_child); } /* end else */ #endif /* H5B2_DEBUG */ /* Unlock left & middle nodes (marked as dirty) */ - if (H5AC_unprotect(f, dxpl_id, child_class, left_addr, left_child, H5AC__DIRTIED_FLAG) < 0) + if(H5AC_unprotect(f, dxpl_id, child_class, left_addr, left_child, H5AC__DIRTIED_FLAG) < 0) HGOTO_ERROR(H5E_BTREE, H5E_CANTUNPROTECT, FAIL, "unable to release B-tree child node") - if (H5AC_unprotect(f, dxpl_id, child_class, middle_addr, middle_child, H5AC__DIRTIED_FLAG) < 0) + if(H5AC_unprotect(f, dxpl_id, child_class, middle_addr, middle_child, H5AC__DIRTIED_FLAG) < 0) HGOTO_ERROR(H5E_BTREE, H5E_CANTUNPROTECT, FAIL, "unable to release B-tree child node") /* Delete right node & remove from cache (marked as dirty) */ @@ -1586,7 +1387,7 @@ H5B2_merge3(H5F_t *f, hid_t dxpl_id, unsigned depth, HGOTO_ERROR(H5E_BTREE, H5E_CANTUNPROTECT, FAIL, "unable to release B-tree child node") done: - FUNC_LEAVE_NOAPI(ret_value); + FUNC_LEAVE_NOAPI(ret_value) } /* end H5B2_merge3 */ @@ -1611,11 +1412,11 @@ H5B2_swap_leaf(H5F_t *f, hid_t dxpl_id, unsigned depth, unsigned idx, void *swap_loc) { const H5AC_class_t *child_class; /* Pointer to child node's class info */ + H5B2_t *bt2; /* B-tree's header */ haddr_t child_addr; /* Address of child node */ void *child; /* Pointer to child node */ uint8_t *child_native; /* Pointer to child's native records */ - H5B2_shared_t *shared; /* B-tree's shared info */ - herr_t ret_value=SUCCEED; /* Return value */ + herr_t ret_value = SUCCEED; /* Return value */ FUNC_ENTER_NOAPI_NOINIT(H5B2_swap_leaf) @@ -1624,9 +1425,9 @@ H5B2_swap_leaf(H5F_t *f, hid_t dxpl_id, unsigned depth, HDassert(internal_flags_ptr); HDassert(idx <= internal->nrec); - /* Get the pointer to the shared B-tree info */ - shared=(H5B2_shared_t *)H5RC_GET_OBJ(internal->shared); - HDassert(shared); + /* Get the pointer to the B-tree header */ + bt2 = internal->bt2; + HDassert(bt2); /* Check for the kind of B-tree node to swap */ if(depth > 1) { @@ -1637,7 +1438,7 @@ H5B2_swap_leaf(H5F_t *f, hid_t dxpl_id, unsigned depth, child_addr = internal->node_ptrs[idx].addr; /* Lock B-tree child nodes */ - if(NULL == (child_internal = H5B2_protect_internal(f, dxpl_id, internal->shared, child_addr, internal->node_ptrs[idx].node_nrec, (depth - 1), H5AC_WRITE))) + if(NULL == (child_internal = H5B2_protect_internal(f, dxpl_id, bt2, child_addr, internal->node_ptrs[idx].node_nrec, (depth - 1), H5AC_WRITE))) HGOTO_ERROR(H5E_BTREE, H5E_CANTPROTECT, FAIL, "unable to load B-tree internal node") /* More setup for accessing child node information */ @@ -1652,7 +1453,7 @@ H5B2_swap_leaf(H5F_t *f, hid_t dxpl_id, unsigned depth, child_addr = internal->node_ptrs[idx].addr; /* Lock B-tree child node */ - if (NULL == (child_leaf = (H5B2_leaf_t *)H5AC_protect(f, dxpl_id, child_class, child_addr, &(internal->node_ptrs[idx].node_nrec), internal->shared, H5AC_WRITE))) + if(NULL == (child_leaf = (H5B2_leaf_t *)H5AC_protect(f, dxpl_id, child_class, child_addr, &(internal->node_ptrs[idx].node_nrec), bt2, H5AC_WRITE))) HGOTO_ERROR(H5E_BTREE, H5E_CANTPROTECT, FAIL, "unable to load B-tree leaf node") /* More setup for accessing child node information */ @@ -1661,27 +1462,27 @@ H5B2_swap_leaf(H5F_t *f, hid_t dxpl_id, unsigned depth, } /* end else */ /* Swap records (use disk page as temporary buffer) */ - HDmemcpy(shared->page, H5B2_NAT_NREC(child_native,shared,0), shared->type->nrec_size); - HDmemcpy(H5B2_NAT_NREC(child_native,shared,0), swap_loc, shared->type->nrec_size); - HDmemcpy(swap_loc, shared->page, shared->type->nrec_size); + HDmemcpy(bt2->page, H5B2_NAT_NREC(child_native, bt2, 0), bt2->type->nrec_size); + HDmemcpy(H5B2_NAT_NREC(child_native, bt2, 0), swap_loc, bt2->type->nrec_size); + HDmemcpy(swap_loc, bt2->page, bt2->type->nrec_size); /* Mark parent as dirty */ *internal_flags_ptr |= H5AC__DIRTIED_FLAG; #ifdef H5B2_DEBUG - H5B2_assert_internal((hsize_t)0,shared,internal); - if(depth>1) - H5B2_assert_internal(internal->node_ptrs[idx].all_nrec,shared,child); + H5B2_assert_internal((hsize_t)0, bt2, internal); + if(depth > 1) + H5B2_assert_internal(internal->node_ptrs[idx].all_nrec, bt2, child); else - H5B2_assert_leaf(shared,child); + H5B2_assert_leaf(bt2, child); #endif /* H5B2_DEBUG */ /* Unlock child node */ - if (H5AC_unprotect(f, dxpl_id, child_class, child_addr, child, H5AC__DIRTIED_FLAG) < 0) + if(H5AC_unprotect(f, dxpl_id, child_class, child_addr, child, H5AC__DIRTIED_FLAG) < 0) HGOTO_ERROR(H5E_BTREE, H5E_CANTUNPROTECT, FAIL, "unable to release B-tree child node") done: - FUNC_LEAVE_NOAPI(ret_value); + FUNC_LEAVE_NOAPI(ret_value) } /* end H5B2_swap_leaf */ @@ -1699,11 +1500,10 @@ done: *------------------------------------------------------------------------- */ herr_t -H5B2_insert_leaf(H5F_t *f, hid_t dxpl_id, H5RC_t *bt2_shared, - H5B2_node_ptr_t *curr_node_ptr, void *udata) +H5B2_insert_leaf(H5F_t *f, hid_t dxpl_id, H5B2_t *bt2, H5B2_node_ptr_t *curr_node_ptr, + void *udata) { H5B2_leaf_t *leaf; /* Pointer to leaf node */ - H5B2_shared_t *shared; /* Pointer to B-tree's shared information */ int cmp; /* Comparison value of records */ unsigned idx; /* Location of record which matches key */ herr_t ret_value = SUCCEED; @@ -1712,20 +1512,16 @@ H5B2_insert_leaf(H5F_t *f, hid_t dxpl_id, H5RC_t *bt2_shared, /* Check arguments. */ HDassert(f); - HDassert(bt2_shared); + HDassert(bt2); HDassert(curr_node_ptr); HDassert(H5F_addr_defined(curr_node_ptr->addr)); /* Lock current B-tree node */ - if (NULL == (leaf = (H5B2_leaf_t *)H5AC_protect(f, dxpl_id, H5AC_BT2_LEAF, curr_node_ptr->addr, &(curr_node_ptr->node_nrec), bt2_shared, H5AC_WRITE))) + if(NULL == (leaf = (H5B2_leaf_t *)H5AC_protect(f, dxpl_id, H5AC_BT2_LEAF, curr_node_ptr->addr, &(curr_node_ptr->node_nrec), bt2, H5AC_WRITE))) HGOTO_ERROR(H5E_BTREE, H5E_CANTPROTECT, FAIL, "unable to load B-tree leaf node") - /* Get the pointer to the shared B-tree info */ - shared=(H5B2_shared_t *)H5RC_GET_OBJ(bt2_shared); - HDassert(shared); - /* Must have a leaf node with enough space to insert a record now */ - HDassert(curr_node_ptr->node_nrec < shared->node_info[0].max_nrec); + HDassert(curr_node_ptr->node_nrec < bt2->node_info[0].max_nrec); /* Sanity check number of records */ HDassert(curr_node_ptr->all_nrec == curr_node_ptr->node_nrec); @@ -1736,18 +1532,18 @@ H5B2_insert_leaf(H5F_t *f, hid_t dxpl_id, H5RC_t *bt2_shared, idx = 0; else { /* Find correct location to insert this record */ - if((cmp = H5B2_locate_record(shared->type, leaf->nrec, shared->nat_off, leaf->leaf_native, udata, &idx)) == 0) + if((cmp = H5B2_locate_record(bt2->type, leaf->nrec, bt2->nat_off, leaf->leaf_native, udata, &idx)) == 0) HGOTO_ERROR(H5E_BTREE, H5E_EXISTS, FAIL, "record is already in B-tree") if(cmp > 0) idx++; /* Make room for new record */ if(idx < leaf->nrec) - HDmemmove(H5B2_LEAF_NREC(leaf, shared, idx + 1), H5B2_LEAF_NREC(leaf, shared, idx), shared->type->nrec_size * (leaf->nrec-idx)); + HDmemmove(H5B2_LEAF_NREC(leaf, bt2, idx + 1), H5B2_LEAF_NREC(leaf, bt2, idx), bt2->type->nrec_size * (leaf->nrec - idx)); } /* end else */ /* Make callback to store record in native form */ - if((shared->type->store)(H5B2_LEAF_NREC(leaf, shared, idx), udata) < 0) + if((bt2->type->store)(H5B2_LEAF_NREC(leaf, bt2, idx), udata) < 0) HGOTO_ERROR(H5E_BTREE, H5E_CANTINSERT, FAIL, "unable to insert record into leaf node") /* Update record count for node pointer to current node */ @@ -1780,13 +1576,12 @@ done: *------------------------------------------------------------------------- */ herr_t -H5B2_insert_internal(H5F_t *f, hid_t dxpl_id, H5RC_t *bt2_shared, - unsigned depth, unsigned *parent_cache_info_flags_ptr, - H5B2_node_ptr_t *curr_node_ptr, void *udata) +H5B2_insert_internal(H5F_t *f, hid_t dxpl_id, H5B2_t *bt2, unsigned depth, + unsigned *parent_cache_info_flags_ptr, H5B2_node_ptr_t *curr_node_ptr, + void *udata) { H5B2_internal_t *internal; /* Pointer to internal node */ unsigned internal_flags = H5AC__NO_FLAGS_SET; - H5B2_shared_t *shared; /* Pointer to B-tree's shared information */ unsigned idx; /* Location of record which matches key */ herr_t ret_value = SUCCEED; @@ -1794,20 +1589,16 @@ H5B2_insert_internal(H5F_t *f, hid_t dxpl_id, H5RC_t *bt2_shared, /* Check arguments. */ HDassert(f); - HDassert(bt2_shared); + HDassert(bt2); HDassert(depth > 0); HDassert(parent_cache_info_flags_ptr); HDassert(curr_node_ptr); HDassert(H5F_addr_defined(curr_node_ptr->addr)); /* Lock current B-tree node */ - if(NULL == (internal = H5B2_protect_internal(f, dxpl_id, bt2_shared, curr_node_ptr->addr, curr_node_ptr->node_nrec, depth, H5AC_WRITE))) + if(NULL == (internal = H5B2_protect_internal(f, dxpl_id, bt2, curr_node_ptr->addr, curr_node_ptr->node_nrec, depth, H5AC_WRITE))) HGOTO_ERROR(H5E_BTREE, H5E_CANTPROTECT, FAIL, "unable to load B-tree internal node") - /* Get the pointer to the shared B-tree info */ - shared=(H5B2_shared_t *)H5RC_GET_OBJ(bt2_shared); - HDassert(shared); - /* Split or redistribute child node pointers, if necessary */ { int cmp; /* Comparison value of records */ @@ -1815,7 +1606,7 @@ H5B2_insert_internal(H5F_t *f, hid_t dxpl_id, H5RC_t *bt2_shared, size_t split_nrec; /* Number of records to split node at */ /* Locate node pointer for child */ - if((cmp = H5B2_locate_record(shared->type, internal->nrec, shared->nat_off, internal->int_native, udata, &idx)) == 0) + if((cmp = H5B2_locate_record(bt2->type, internal->nrec, bt2->nat_off, internal->int_native, udata, &idx)) == 0) HGOTO_ERROR(H5E_BTREE, H5E_EXISTS, FAIL, "record is already in B-tree") if(cmp > 0) idx++; @@ -1829,13 +1620,13 @@ H5B2_insert_internal(H5F_t *f, hid_t dxpl_id, H5RC_t *bt2_shared, retries = 2; /* Determine the correct number of records to split child node at */ - split_nrec = shared->node_info[depth - 1].split_nrec; + split_nrec = bt2->node_info[depth - 1].split_nrec; /* Preemptively split/redistribute a node we will enter */ while(internal->node_ptrs[idx].node_nrec == split_nrec) { /* Attempt to redistribute records among children */ if(idx == 0) { /* Left-most child */ - if(retries > 0 && (internal->node_ptrs[idx+1].node_nrec < split_nrec)) { + if(retries > 0 && (internal->node_ptrs[idx + 1].node_nrec < split_nrec)) { if(H5B2_redistribute2(f, dxpl_id, depth, internal, idx) < 0) HGOTO_ERROR(H5E_BTREE, H5E_CANTREDISTRIBUTE, FAIL, "unable to redistribute child node records") } /* end if */ @@ -1871,7 +1662,7 @@ H5B2_insert_internal(H5F_t *f, hid_t dxpl_id, H5RC_t *bt2_shared, /* Locate node pointer for child (after split/redistribute) */ /* Actually, this can be easily updated (for 2-node redistrib.) and shouldn't require re-searching */ - if((cmp = H5B2_locate_record(shared->type, internal->nrec, shared->nat_off, internal->int_native, udata, &idx)) == 0) + if((cmp = H5B2_locate_record(bt2->type, internal->nrec, bt2->nat_off, internal->int_native, udata, &idx)) == 0) HGOTO_ERROR(H5E_BTREE, H5E_EXISTS, FAIL, "record is already in B-tree") if(cmp > 0) idx++; @@ -1883,11 +1674,11 @@ H5B2_insert_internal(H5F_t *f, hid_t dxpl_id, H5RC_t *bt2_shared, /* Attempt to insert node */ if(depth > 1) { - if(H5B2_insert_internal(f, dxpl_id, bt2_shared, (depth - 1), &internal_flags, &internal->node_ptrs[idx], udata) < 0) + if(H5B2_insert_internal(f, dxpl_id, bt2, (depth - 1), &internal_flags, &internal->node_ptrs[idx], udata) < 0) HGOTO_ERROR(H5E_BTREE, H5E_CANTINSERT, FAIL, "unable to insert record into B-tree internal node") } /* end if */ else { - if(H5B2_insert_leaf(f, dxpl_id, bt2_shared, &internal->node_ptrs[idx], udata) < 0) + if(H5B2_insert_leaf(f, dxpl_id, bt2, &internal->node_ptrs[idx], udata) < 0) HGOTO_ERROR(H5E_BTREE, H5E_CANTINSERT, FAIL, "unable to insert record into B-tree leaf node") } /* end else */ @@ -1899,7 +1690,7 @@ H5B2_insert_internal(H5F_t *f, hid_t dxpl_id, H5RC_t *bt2_shared, done: /* Release the B-tree internal node */ - if (internal && H5AC_unprotect(f, dxpl_id, H5AC_BT2_INT, curr_node_ptr->addr, internal, internal_flags) < 0) + if(internal && H5AC_unprotect(f, dxpl_id, H5AC_BT2_INT, curr_node_ptr->addr, internal, internal_flags) < 0) HDONE_ERROR(H5E_BTREE, H5E_CANTUNPROTECT, FAIL, "unable to release internal B-tree node") FUNC_LEAVE_NOAPI(ret_value) @@ -1921,17 +1712,16 @@ done: *------------------------------------------------------------------------- */ herr_t -H5B2_create_leaf(H5F_t *f, hid_t dxpl_id, H5RC_t *bt2_shared, H5B2_node_ptr_t *node_ptr) +H5B2_create_leaf(H5F_t *f, hid_t dxpl_id, H5B2_t *bt2, H5B2_node_ptr_t *node_ptr) { H5B2_leaf_t *leaf = NULL; /* Pointer to new leaf node created */ - H5B2_shared_t *shared; /* Shared B-tree information */ herr_t ret_value = SUCCEED; FUNC_ENTER_NOAPI_NOINIT(H5B2_create_leaf) /* Check arguments. */ HDassert(f); - HDassert(bt2_shared); + HDassert(bt2); HDassert(node_ptr); /* Allocate memory for leaf information */ @@ -1941,26 +1731,25 @@ H5B2_create_leaf(H5F_t *f, hid_t dxpl_id, H5RC_t *bt2_shared, H5B2_node_ptr_t *n /* Set metadata cache info */ HDmemset(&leaf->cache_info, 0, sizeof(H5AC_info_t)); - /* Share common B-tree information */ - leaf->shared = bt2_shared; - H5RC_INC(leaf->shared); + /* Increment ref. count on B-tree header */ + if(H5B2_hdr_incr(bt2) < 0) + HGOTO_ERROR(H5E_BTREE, H5E_CANTINC, FAIL, "can't increment ref. count on B-tree header") - /* Get the pointer to the shared B-tree info */ - shared = (H5B2_shared_t *)H5RC_GET_OBJ(leaf->shared); - HDassert(shared); + /* Share B-tree header information */ + leaf->bt2 = bt2; /* Allocate space for the native keys in memory */ - if((leaf->leaf_native = (uint8_t *)H5FL_FAC_MALLOC(shared->node_info[0].nat_rec_fac)) == NULL) + if(NULL == (leaf->leaf_native = (uint8_t *)H5FL_FAC_MALLOC(bt2->node_info[0].nat_rec_fac))) HGOTO_ERROR (H5E_RESOURCE, H5E_NOSPACE, FAIL, "memory allocation failed for B-tree leaf native keys") #ifdef H5_CLEAR_MEMORY -HDmemset(leaf->leaf_native, 0, shared->type->nrec_size * shared->node_info[0].max_nrec); +HDmemset(leaf->leaf_native, 0, bt2->type->nrec_size * bt2->node_info[0].max_nrec); #endif /* H5_CLEAR_MEMORY */ /* Set number of records */ leaf->nrec = 0; /* Allocate space on disk for the leaf */ - if(HADDR_UNDEF == (node_ptr->addr=H5MF_alloc(f, H5FD_MEM_BTREE, dxpl_id, (hsize_t)shared->node_size))) + if(HADDR_UNDEF == (node_ptr->addr = H5MF_alloc(f, H5FD_MEM_BTREE, dxpl_id, (hsize_t)bt2->node_size))) HGOTO_ERROR(H5E_RESOURCE, H5E_NOSPACE, FAIL, "file allocation failed for B-tree leaf node") /* Cache the new B-tree node */ @@ -1970,7 +1759,7 @@ HDmemset(leaf->leaf_native, 0, shared->type->nrec_size * shared->node_info[0].ma done: if(ret_value < 0) { if(leaf) - (void)H5B2_cache_leaf_dest(f,leaf); + (void)H5B2_cache_leaf_dest(f, leaf); } /* end if */ FUNC_LEAVE_NOAPI(ret_value) @@ -1992,18 +1781,17 @@ done: *------------------------------------------------------------------------- */ static herr_t -H5B2_create_internal(H5F_t *f, hid_t dxpl_id, H5RC_t *bt2_shared, +H5B2_create_internal(H5F_t *f, hid_t dxpl_id, H5B2_t *bt2, H5B2_node_ptr_t *node_ptr, unsigned depth) { - H5B2_internal_t *internal=NULL; /* Pointer to new internal node created */ - H5B2_shared_t *shared; /* Shared B-tree information */ + H5B2_internal_t *internal = NULL; /* Pointer to new internal node created */ herr_t ret_value = SUCCEED; FUNC_ENTER_NOAPI_NOINIT(H5B2_create_internal) /* Check arguments. */ HDassert(f); - HDassert(bt2_shared); + HDassert(bt2); HDassert(node_ptr); HDassert(depth > 0); @@ -2014,26 +1802,25 @@ H5B2_create_internal(H5F_t *f, hid_t dxpl_id, H5RC_t *bt2_shared, /* Set metadata cache info */ HDmemset(&internal->cache_info, 0, sizeof(H5AC_info_t)); - /* Share common B-tree information */ - internal->shared = bt2_shared; - H5RC_INC(internal->shared); + /* Increment ref. count on B-tree header */ + if(H5B2_hdr_incr(bt2) < 0) + HGOTO_ERROR(H5E_BTREE, H5E_CANTINC, FAIL, "can't increment ref. count on B-tree header") - /* Get the pointer to the shared B-tree info */ - shared = (H5B2_shared_t *)H5RC_GET_OBJ(internal->shared); - HDassert(shared); + /* Share B-tree header information */ + internal->bt2 = bt2; /* Allocate space for the native keys in memory */ - if((internal->int_native = (uint8_t *)H5FL_FAC_MALLOC(shared->node_info[depth].nat_rec_fac)) == NULL) + if(NULL == (internal->int_native = (uint8_t *)H5FL_FAC_MALLOC(bt2->node_info[depth].nat_rec_fac))) HGOTO_ERROR (H5E_RESOURCE, H5E_NOSPACE, FAIL, "memory allocation failed for B-tree internal native keys") #ifdef H5_CLEAR_MEMORY -HDmemset(internal->int_native, 0, shared->type->nrec_size * shared->node_info[depth].max_nrec); +HDmemset(internal->int_native, 0, bt2->type->nrec_size * bt2->node_info[depth].max_nrec); #endif /* H5_CLEAR_MEMORY */ /* Allocate space for the node pointers in memory */ - if((internal->node_ptrs = (H5B2_node_ptr_t *)H5FL_FAC_MALLOC(shared->node_info[depth].node_ptr_fac)) == NULL) + if(NULL == (internal->node_ptrs = (H5B2_node_ptr_t *)H5FL_FAC_MALLOC(bt2->node_info[depth].node_ptr_fac))) HGOTO_ERROR (H5E_RESOURCE, H5E_NOSPACE, FAIL, "memory allocation failed for B-tree internal node pointers") #ifdef H5_CLEAR_MEMORY -HDmemset(internal->node_ptrs, 0, sizeof(H5B2_node_ptr_t) * (shared->node_info[depth].max_nrec + 1)); +HDmemset(internal->node_ptrs, 0, sizeof(H5B2_node_ptr_t) * (bt2->node_info[depth].max_nrec + 1)); #endif /* H5_CLEAR_MEMORY */ /* Set number of records & depth of the node */ @@ -2041,7 +1828,7 @@ HDmemset(internal->node_ptrs, 0, sizeof(H5B2_node_ptr_t) * (shared->node_info[de internal->depth = depth; /* Allocate space on disk for the internal node */ - if(HADDR_UNDEF == (node_ptr->addr = H5MF_alloc(f, H5FD_MEM_BTREE, dxpl_id, (hsize_t)shared->node_size))) + if(HADDR_UNDEF == (node_ptr->addr = H5MF_alloc(f, H5FD_MEM_BTREE, dxpl_id, (hsize_t)bt2->node_size))) HGOTO_ERROR(H5E_RESOURCE, H5E_NOSPACE, FAIL, "file allocation failed for B-tree internal node") /* Cache the new B-tree node */ @@ -2051,7 +1838,7 @@ HDmemset(internal->node_ptrs, 0, sizeof(H5B2_node_ptr_t) * (shared->node_info[de done: if(ret_value < 0) { if(internal) - (void)H5B2_cache_internal_dest(f,internal); + (void)H5B2_cache_internal_dest(f, internal); } /* end if */ FUNC_LEAVE_NOAPI(ret_value) @@ -2072,7 +1859,7 @@ done: *------------------------------------------------------------------------- */ H5B2_internal_t * -H5B2_protect_internal(H5F_t *f, hid_t dxpl_id, H5RC_t *bt2_shared, haddr_t addr, +H5B2_protect_internal(H5F_t *f, hid_t dxpl_id, H5B2_t *bt2, haddr_t addr, unsigned nrec, unsigned depth, H5AC_protect_t rw) { H5B2_int_load_ud1_t udata; /* User data to pass through to cache 'load' callback */ @@ -2082,12 +1869,12 @@ H5B2_protect_internal(H5F_t *f, hid_t dxpl_id, H5RC_t *bt2_shared, haddr_t addr, /* Check arguments. */ HDassert(f); - HDassert(bt2_shared); + HDassert(bt2); HDassert(H5F_addr_defined(addr)); HDassert(depth > 0); /* Set up user data for callback */ - udata.bt2_shared = bt2_shared; + udata.bt2 = bt2; udata.nrec = nrec; udata.depth = depth; @@ -2118,10 +1905,9 @@ done: *------------------------------------------------------------------------- */ herr_t -H5B2_iterate_node(H5F_t *f, hid_t dxpl_id, H5RC_t *bt2_shared, unsigned depth, +H5B2_iterate_node(H5F_t *f, hid_t dxpl_id, H5B2_t *bt2, unsigned depth, const H5B2_node_ptr_t *curr_node, H5B2_operator_t op, void *op_data) { - H5B2_shared_t *shared; /* Pointer to B-tree's shared information */ const H5AC_class_t *curr_node_class = NULL; /* Pointer to current node's class info */ void *node = NULL; /* Pointers to current node */ uint8_t *node_native; /* Pointers to node's native records */ @@ -2134,20 +1920,16 @@ H5B2_iterate_node(H5F_t *f, hid_t dxpl_id, H5RC_t *bt2_shared, unsigned depth, /* Check arguments. */ HDassert(f); - HDassert(bt2_shared); + HDassert(bt2); HDassert(curr_node); HDassert(op); - /* Get the pointer to the shared B-tree info */ - shared = (H5B2_shared_t *)H5RC_GET_OBJ(bt2_shared); - HDassert(shared); - /* Protect current node & set up variables */ if(depth > 0) { H5B2_internal_t *internal; /* Pointer to internal node */ /* Lock the current B-tree node */ - if(NULL == (internal = H5B2_protect_internal(f, dxpl_id, bt2_shared, curr_node->addr, curr_node->node_nrec, depth, H5AC_READ))) + if(NULL == (internal = H5B2_protect_internal(f, dxpl_id, bt2, curr_node->addr, curr_node->node_nrec, depth, H5AC_READ))) HGOTO_ERROR(H5E_BTREE, H5E_CANTPROTECT, FAIL, "unable to load B-tree internal node") /* Set up information about current node */ @@ -2156,7 +1938,7 @@ H5B2_iterate_node(H5F_t *f, hid_t dxpl_id, H5RC_t *bt2_shared, unsigned depth, node_native = internal->int_native; /* Allocate space for the node pointers in memory */ - if((node_ptrs = (H5B2_node_ptr_t *)H5FL_FAC_MALLOC(shared->node_info[depth].node_ptr_fac)) == NULL) + if(NULL == (node_ptrs = (H5B2_node_ptr_t *)H5FL_FAC_MALLOC(bt2->node_info[depth].node_ptr_fac))) HGOTO_ERROR (H5E_RESOURCE, H5E_NOSPACE, FAIL, "memory allocation failed for B-tree internal node pointers") /* Copy the node pointers */ @@ -2166,7 +1948,7 @@ H5B2_iterate_node(H5F_t *f, hid_t dxpl_id, H5RC_t *bt2_shared, unsigned depth, H5B2_leaf_t *leaf; /* Pointer to leaf node */ /* Lock the current B-tree node */ - if (NULL == (leaf = (H5B2_leaf_t *)H5AC_protect(f, dxpl_id, H5AC_BT2_LEAF, curr_node->addr, &(curr_node->node_nrec), bt2_shared, H5AC_READ))) + if(NULL == (leaf = (H5B2_leaf_t *)H5AC_protect(f, dxpl_id, H5AC_BT2_LEAF, curr_node->addr, &(curr_node->node_nrec), bt2, H5AC_READ))) HGOTO_ERROR(H5E_BTREE, H5E_CANTPROTECT, FAIL, "unable to load B-tree leaf node") /* Set up information about current node */ @@ -2176,11 +1958,11 @@ H5B2_iterate_node(H5F_t *f, hid_t dxpl_id, H5RC_t *bt2_shared, unsigned depth, } /* end else */ /* Allocate space for the native keys in memory */ - if((native = (uint8_t *)H5FL_FAC_MALLOC(shared->node_info[depth].nat_rec_fac)) == NULL) + if(NULL == (native = (uint8_t *)H5FL_FAC_MALLOC(bt2->node_info[depth].nat_rec_fac))) HGOTO_ERROR(H5E_RESOURCE, H5E_NOSPACE, FAIL, "memory allocation failed for B-tree internal native keys") /* Copy the native keys */ - HDmemcpy(native, node_native, (shared->type->nrec_size * curr_node->node_nrec)); + HDmemcpy(native, node_native, (bt2->type->nrec_size * curr_node->node_nrec)); /* Unlock the node */ if(H5AC_unprotect(f, dxpl_id, curr_node_class, curr_node->addr, node, H5AC__NO_FLAGS_SET) < 0) @@ -2191,29 +1973,29 @@ H5B2_iterate_node(H5F_t *f, hid_t dxpl_id, H5RC_t *bt2_shared, unsigned depth, for(u = 0; u < curr_node->node_nrec && !ret_value; u++) { /* Descend into child node, if current node is an internal node */ if(depth > 0) { - if((ret_value = H5B2_iterate_node(f, dxpl_id, bt2_shared, (depth - 1), &(node_ptrs[u]), op, op_data)) < 0) + if((ret_value = H5B2_iterate_node(f, dxpl_id, bt2, (depth - 1), &(node_ptrs[u]), op, op_data)) < 0) HERROR(H5E_BTREE, H5E_CANTLIST, "node iteration failed"); } /* end if */ /* Make callback for current record */ if(!ret_value) { - if((ret_value = (op)(H5B2_NAT_NREC(native, shared, u), op_data)) < 0) + if((ret_value = (op)(H5B2_NAT_NREC(native, bt2, u), op_data)) < 0) HERROR(H5E_BTREE, H5E_CANTLIST, "iterator function failed"); } /* end if */ } /* end for */ /* Descend into last child node, if current node is an internal node */ if(!ret_value && depth > 0) { - if((ret_value = H5B2_iterate_node(f, dxpl_id, bt2_shared, (depth - 1), &(node_ptrs[u]), op, op_data)) < 0) + if((ret_value = H5B2_iterate_node(f, dxpl_id, bt2, (depth - 1), &(node_ptrs[u]), op, op_data)) < 0) HERROR(H5E_BTREE, H5E_CANTLIST, "node iteration failed"); } /* end if */ done: /* Release the node pointers & native records, if they were copied */ if(node_ptrs) - H5FL_FAC_FREE(shared->node_info[depth].node_ptr_fac, node_ptrs); + H5FL_FAC_FREE(bt2->node_info[depth].node_ptr_fac, node_ptrs); if(native) - H5FL_FAC_FREE(shared->node_info[depth].nat_rec_fac, native); + H5FL_FAC_FREE(bt2->node_info[depth].nat_rec_fac, native); FUNC_LEAVE_NOAPI(ret_value) } /* H5B2_iterate_node() */ @@ -2233,14 +2015,13 @@ done: *------------------------------------------------------------------------- */ herr_t -H5B2_remove_leaf(H5F_t *f, hid_t dxpl_id, H5RC_t *bt2_shared, +H5B2_remove_leaf(H5F_t *f, hid_t dxpl_id, H5B2_t *bt2, H5B2_node_ptr_t *curr_node_ptr, void *udata, H5B2_remove_t op, void *op_data) { H5B2_leaf_t *leaf; /* Pointer to leaf node */ haddr_t leaf_addr = HADDR_UNDEF; /* Leaf address on disk */ unsigned leaf_flags = H5AC__NO_FLAGS_SET; /* Flags for unprotecting leaf node */ - H5B2_shared_t *shared; /* Pointer to B-tree's shared information */ unsigned idx; /* Location of record which matches key */ herr_t ret_value = SUCCEED; @@ -2248,30 +2029,26 @@ H5B2_remove_leaf(H5F_t *f, hid_t dxpl_id, H5RC_t *bt2_shared, /* Check arguments. */ HDassert(f); - HDassert(bt2_shared); + HDassert(bt2); HDassert(curr_node_ptr); HDassert(H5F_addr_defined(curr_node_ptr->addr)); /* Lock current B-tree node */ leaf_addr = curr_node_ptr->addr; - if(NULL == (leaf = (H5B2_leaf_t *)H5AC_protect(f, dxpl_id, H5AC_BT2_LEAF, leaf_addr, &(curr_node_ptr->node_nrec), bt2_shared, H5AC_WRITE))) + if(NULL == (leaf = (H5B2_leaf_t *)H5AC_protect(f, dxpl_id, H5AC_BT2_LEAF, leaf_addr, &(curr_node_ptr->node_nrec), bt2, H5AC_WRITE))) HGOTO_ERROR(H5E_BTREE, H5E_CANTPROTECT, FAIL, "unable to load B-tree leaf node") - /* Get the pointer to the shared B-tree info */ - shared = (H5B2_shared_t *)H5RC_GET_OBJ(bt2_shared); - HDassert(shared); - /* Sanity check number of records */ HDassert(curr_node_ptr->all_nrec == curr_node_ptr->node_nrec); HDassert(leaf->nrec == curr_node_ptr->node_nrec); /* Find correct location to remove this record */ - if(H5B2_locate_record(shared->type, leaf->nrec, shared->nat_off, leaf->leaf_native, udata, &idx) != 0) + if(H5B2_locate_record(bt2->type, leaf->nrec, bt2->nat_off, leaf->leaf_native, udata, &idx) != 0) HGOTO_ERROR(H5E_BTREE, H5E_NOTFOUND, FAIL, "record is not in B-tree") /* Make 'remove' callback if there is one */ if(op) - if((op)(H5B2_LEAF_NREC(leaf, shared, idx), op_data) < 0) + if((op)(H5B2_LEAF_NREC(leaf, bt2, idx), op_data) < 0) HGOTO_ERROR(H5E_BTREE, H5E_CANTDELETE, FAIL, "unable to remove record into leaf node") /* Update number of records in node */ @@ -2283,7 +2060,7 @@ H5B2_remove_leaf(H5F_t *f, hid_t dxpl_id, H5RC_t *bt2_shared, if(leaf->nrec > 0) { /* Pack record out of leaf */ if(idx < leaf->nrec) - HDmemmove(H5B2_LEAF_NREC(leaf, shared, idx), H5B2_LEAF_NREC(leaf, shared, (idx + 1)), shared->type->nrec_size * (leaf->nrec-idx)); + HDmemmove(H5B2_LEAF_NREC(leaf, bt2, idx), H5B2_LEAF_NREC(leaf, bt2, (idx + 1)), bt2->type->nrec_size * (leaf->nrec - idx)); } /* end if */ else { /* Let the cache know that the object is deleted */ @@ -2319,7 +2096,7 @@ done: *------------------------------------------------------------------------- */ herr_t -H5B2_remove_internal(H5F_t *f, hid_t dxpl_id, H5RC_t *bt2_shared, +H5B2_remove_internal(H5F_t *f, hid_t dxpl_id, H5B2_t *bt2, hbool_t *depth_decreased, void *swap_loc, unsigned depth, H5AC_info_t *parent_cache_info, unsigned *parent_cache_info_flags_ptr, H5B2_node_ptr_t *curr_node_ptr, void *udata, H5B2_remove_t op, @@ -2331,7 +2108,6 @@ H5B2_remove_internal(H5F_t *f, hid_t dxpl_id, H5RC_t *bt2_shared, H5B2_internal_t *internal; /* Pointer to internal node */ unsigned internal_flags = H5AC__NO_FLAGS_SET; haddr_t internal_addr; /* Address of internal node */ - H5B2_shared_t *shared; /* Pointer to B-tree's shared information */ size_t merge_nrec; /* Number of records to merge node at */ hbool_t collapsed_root = FALSE; /* Whether the root was collapsed */ herr_t ret_value = SUCCEED; @@ -2340,7 +2116,7 @@ H5B2_remove_internal(H5F_t *f, hid_t dxpl_id, H5RC_t *bt2_shared, /* Check arguments. */ HDassert(f); - HDassert(bt2_shared); + HDassert(bt2); HDassert(depth > 0); HDassert(parent_cache_info); HDassert(parent_cache_info_flags_ptr); @@ -2349,15 +2125,11 @@ H5B2_remove_internal(H5F_t *f, hid_t dxpl_id, H5RC_t *bt2_shared, /* Lock current B-tree node */ internal_addr = curr_node_ptr->addr; - if(NULL == (internal = H5B2_protect_internal(f, dxpl_id, bt2_shared, internal_addr, curr_node_ptr->node_nrec, depth, H5AC_WRITE))) + if(NULL == (internal = H5B2_protect_internal(f, dxpl_id, bt2, internal_addr, curr_node_ptr->node_nrec, depth, H5AC_WRITE))) HGOTO_ERROR(H5E_BTREE, H5E_CANTPROTECT, FAIL, "unable to load B-tree internal node") - /* Get the pointer to the shared B-tree info */ - shared = (H5B2_shared_t *)H5RC_GET_OBJ(bt2_shared); - HDassert(shared); - /* Determine the correct number of records to merge at */ - merge_nrec = shared->node_info[depth - 1].merge_nrec; + merge_nrec = bt2->node_info[depth - 1].merge_nrec; /* Check for needing to collapse the root node */ /* (The root node is the only internal node allowed to have 1 record) */ @@ -2397,7 +2169,7 @@ H5B2_remove_internal(H5F_t *f, hid_t dxpl_id, H5RC_t *bt2_shared, if(swap_loc) idx = 0; else { - cmp = H5B2_locate_record(shared->type, internal->nrec, shared->nat_off, internal->int_native, udata, &idx); + cmp = H5B2_locate_record(bt2->type, internal->nrec, bt2->nat_off, internal->int_native, udata, &idx); if(cmp >= 0) idx++; } /* end else */ @@ -2459,7 +2231,7 @@ H5B2_remove_internal(H5F_t *f, hid_t dxpl_id, H5RC_t *bt2_shared, idx = 0; else { /* Actually, this can be easily updated (for 2-node redistrib.) and shouldn't require re-searching */ - cmp = H5B2_locate_record(shared->type, internal->nrec, shared->nat_off, internal->int_native, udata, &idx); + cmp = H5B2_locate_record(bt2->type, internal->nrec, bt2->nat_off, internal->int_native, udata, &idx); if(cmp >= 0) idx++; } /* end else */ @@ -2470,7 +2242,7 @@ H5B2_remove_internal(H5F_t *f, hid_t dxpl_id, H5RC_t *bt2_shared, /* Handle deleting a record from an internal node */ if(!swap_loc && cmp == 0) - swap_loc = H5B2_INT_NREC(internal, shared, idx - 1); + swap_loc = H5B2_INT_NREC(internal, bt2, idx - 1); /* Swap record to delete with record from leaf, if we are the last internal node */ if(swap_loc && depth == 1) @@ -2485,12 +2257,12 @@ H5B2_remove_internal(H5F_t *f, hid_t dxpl_id, H5RC_t *bt2_shared, /* Attempt to remove record from child node */ if(depth > 1) { - if(H5B2_remove_internal(f, dxpl_id, bt2_shared, depth_decreased, swap_loc, depth - 1, + if(H5B2_remove_internal(f, dxpl_id, bt2, depth_decreased, swap_loc, depth - 1, new_cache_info, new_cache_info_flags_ptr, new_node_ptr, udata, op, op_data) < 0) HGOTO_ERROR(H5E_BTREE, H5E_CANTDELETE, FAIL, "unable to remove record from B-tree internal node") } /* end if */ else { - if(H5B2_remove_leaf(f, dxpl_id, bt2_shared, new_node_ptr, udata, op, op_data) < 0) + if(H5B2_remove_leaf(f, dxpl_id, bt2, new_node_ptr, udata, op, op_data) < 0) HGOTO_ERROR(H5E_BTREE, H5E_CANTDELETE, FAIL, "unable to remove record from B-tree leaf node") } /* end else */ @@ -2502,7 +2274,7 @@ H5B2_remove_internal(H5F_t *f, hid_t dxpl_id, H5RC_t *bt2_shared, internal_flags |= H5AC__DIRTIED_FLAG; #ifdef H5B2_DEBUG - H5B2_assert_internal((!collapsed_root ? (curr_node_ptr->all_nrec-1) : new_node_ptr->all_nrec),shared,internal); + H5B2_assert_internal((!collapsed_root ? (curr_node_ptr->all_nrec - 1) : new_node_ptr->all_nrec), bt2, internal); #endif /* H5B2_DEBUG */ done: @@ -2529,33 +2301,28 @@ done: *------------------------------------------------------------------------- */ herr_t -H5B2_remove_leaf_by_idx(H5F_t *f, hid_t dxpl_id, H5RC_t *bt2_shared, +H5B2_remove_leaf_by_idx(H5F_t *f, hid_t dxpl_id, H5B2_t *bt2, H5B2_node_ptr_t *curr_node_ptr, unsigned idx, H5B2_remove_t op, void *op_data) { H5B2_leaf_t *leaf; /* Pointer to leaf node */ haddr_t leaf_addr = HADDR_UNDEF; /* Leaf address on disk */ unsigned leaf_flags = H5AC__NO_FLAGS_SET; /* Flags for unprotecting leaf node */ - H5B2_shared_t *shared; /* Pointer to B-tree's shared information */ herr_t ret_value = SUCCEED; FUNC_ENTER_NOAPI_NOINIT(H5B2_remove_leaf_by_idx) /* Check arguments. */ HDassert(f); - HDassert(bt2_shared); + HDassert(bt2); HDassert(curr_node_ptr); HDassert(H5F_addr_defined(curr_node_ptr->addr)); /* Lock B-tree leaf node */ leaf_addr = curr_node_ptr->addr; - if(NULL == (leaf = (H5B2_leaf_t *)H5AC_protect(f, dxpl_id, H5AC_BT2_LEAF, leaf_addr, &(curr_node_ptr->node_nrec), bt2_shared, H5AC_WRITE))) + if(NULL == (leaf = (H5B2_leaf_t *)H5AC_protect(f, dxpl_id, H5AC_BT2_LEAF, leaf_addr, &(curr_node_ptr->node_nrec), bt2, H5AC_WRITE))) HGOTO_ERROR(H5E_BTREE, H5E_CANTPROTECT, FAIL, "unable to load B-tree leaf node") - /* Get the pointer to the shared B-tree info */ - shared = (H5B2_shared_t *)H5RC_GET_OBJ(bt2_shared); - HDassert(shared); - /* Sanity check number of records */ HDassert(curr_node_ptr->all_nrec == curr_node_ptr->node_nrec); HDassert(leaf->nrec == curr_node_ptr->node_nrec); @@ -2563,7 +2330,7 @@ H5B2_remove_leaf_by_idx(H5F_t *f, hid_t dxpl_id, H5RC_t *bt2_shared, /* Make 'remove' callback if there is one */ if(op) - if((op)(H5B2_LEAF_NREC(leaf, shared, idx), op_data) < 0) + if((op)(H5B2_LEAF_NREC(leaf, bt2, idx), op_data) < 0) HGOTO_ERROR(H5E_BTREE, H5E_CANTDELETE, FAIL, "unable to remove record into leaf node") /* Update number of records in node */ @@ -2575,7 +2342,7 @@ H5B2_remove_leaf_by_idx(H5F_t *f, hid_t dxpl_id, H5RC_t *bt2_shared, if(leaf->nrec > 0) { /* Pack record out of leaf */ if(idx < leaf->nrec) - HDmemmove(H5B2_LEAF_NREC(leaf, shared, idx), H5B2_LEAF_NREC(leaf, shared, (idx + 1)), shared->type->nrec_size * (leaf->nrec-idx)); + HDmemmove(H5B2_LEAF_NREC(leaf, bt2, idx), H5B2_LEAF_NREC(leaf, bt2, (idx + 1)), bt2->type->nrec_size * (leaf->nrec - idx)); } /* end if */ else { /* Let the cache know that the object is deleted */ @@ -2612,7 +2379,7 @@ done: *------------------------------------------------------------------------- */ herr_t -H5B2_remove_internal_by_idx(H5F_t *f, hid_t dxpl_id, H5RC_t *bt2_shared, +H5B2_remove_internal_by_idx(H5F_t *f, hid_t dxpl_id, H5B2_t *bt2, hbool_t *depth_decreased, void *swap_loc, unsigned depth, H5AC_info_t *parent_cache_info, unsigned *parent_cache_info_flags_ptr, H5B2_node_ptr_t *curr_node_ptr, hsize_t n, H5B2_remove_t op, @@ -2624,7 +2391,6 @@ H5B2_remove_internal_by_idx(H5F_t *f, hid_t dxpl_id, H5RC_t *bt2_shared, H5B2_internal_t *internal; /* Pointer to internal node */ unsigned internal_flags = H5AC__NO_FLAGS_SET; haddr_t internal_addr; /* Address of internal node */ - H5B2_shared_t *shared; /* Pointer to B-tree's shared information */ size_t merge_nrec; /* Number of records to merge node at */ hbool_t collapsed_root = FALSE; /* Whether the root was collapsed */ herr_t ret_value = SUCCEED; @@ -2633,7 +2399,7 @@ H5B2_remove_internal_by_idx(H5F_t *f, hid_t dxpl_id, H5RC_t *bt2_shared, /* Check arguments. */ HDassert(f); - HDassert(bt2_shared); + HDassert(bt2); HDassert(depth > 0); HDassert(parent_cache_info); HDassert(parent_cache_info_flags_ptr); @@ -2642,23 +2408,19 @@ H5B2_remove_internal_by_idx(H5F_t *f, hid_t dxpl_id, H5RC_t *bt2_shared, /* Lock current B-tree node */ internal_addr = curr_node_ptr->addr; - if(NULL == (internal = H5B2_protect_internal(f, dxpl_id, bt2_shared, internal_addr, curr_node_ptr->node_nrec, depth, H5AC_WRITE))) + if(NULL == (internal = H5B2_protect_internal(f, dxpl_id, bt2, internal_addr, curr_node_ptr->node_nrec, depth, H5AC_WRITE))) HGOTO_ERROR(H5E_BTREE, H5E_CANTPROTECT, FAIL, "unable to load B-tree internal node") HDassert(internal->nrec == curr_node_ptr->node_nrec); - - /* Get the pointer to the shared B-tree info */ - shared = (H5B2_shared_t *)H5RC_GET_OBJ(bt2_shared); - HDassert(shared); - HDassert(depth == shared->depth || internal->nrec > 1); + HDassert(depth == bt2->depth || internal->nrec > 1); /* Determine the correct number of records to merge at */ - merge_nrec = shared->node_info[depth - 1].merge_nrec; + merge_nrec = bt2->node_info[depth - 1].merge_nrec; /* Check for needing to collapse the root node */ /* (The root node is the only internal node allowed to have 1 record) */ if(internal->nrec == 1 && ((internal->node_ptrs[0].node_nrec + internal->node_ptrs[1].node_nrec) <= ((merge_nrec * 2) + 1))) { - HDassert(depth == shared->depth); + HDassert(depth == bt2->depth); /* Merge children of root node */ if(H5B2_merge2(f, dxpl_id, depth, curr_node_ptr, @@ -2818,7 +2580,7 @@ H5B2_remove_internal_by_idx(H5F_t *f, hid_t dxpl_id, H5RC_t *bt2_shared, /* Handle deleting a record from an internal node */ if(!swap_loc && found) - swap_loc = H5B2_INT_NREC(internal, shared, idx - 1); + swap_loc = H5B2_INT_NREC(internal, bt2, idx - 1); /* Swap record to delete with record from leaf, if we are the last internal node */ if(swap_loc && depth == 1) @@ -2833,12 +2595,12 @@ H5B2_remove_internal_by_idx(H5F_t *f, hid_t dxpl_id, H5RC_t *bt2_shared, /* Attempt to remove record from child node */ if(depth > 1) { - if(H5B2_remove_internal_by_idx(f, dxpl_id, bt2_shared, depth_decreased, swap_loc, depth - 1, + if(H5B2_remove_internal_by_idx(f, dxpl_id, bt2, depth_decreased, swap_loc, depth - 1, new_cache_info, new_cache_info_flags_ptr, new_node_ptr, n, op, op_data) < 0) HGOTO_ERROR(H5E_BTREE, H5E_CANTDELETE, FAIL, "unable to remove record from B-tree internal node") } /* end if */ else { - if(H5B2_remove_leaf_by_idx(f, dxpl_id, bt2_shared, new_node_ptr, (unsigned)n, op, op_data) < 0) + if(H5B2_remove_leaf_by_idx(f, dxpl_id, bt2, new_node_ptr, (unsigned)n, op, op_data) < 0) HGOTO_ERROR(H5E_BTREE, H5E_CANTDELETE, FAIL, "unable to remove record from B-tree leaf node") } /* end else */ @@ -2850,7 +2612,7 @@ H5B2_remove_internal_by_idx(H5F_t *f, hid_t dxpl_id, H5RC_t *bt2_shared, internal_flags |= H5AC__DIRTIED_FLAG; #ifdef H5B2_DEBUG - H5B2_assert_internal((!collapsed_root ? (curr_node_ptr->all_nrec-1) : new_node_ptr->all_nrec),shared,internal); + H5B2_assert_internal((!collapsed_root ? (curr_node_ptr->all_nrec - 1) : new_node_ptr->all_nrec), bt2, internal); #endif /* H5B2_DEBUG */ done: @@ -2889,36 +2651,30 @@ done: *------------------------------------------------------------------------- */ herr_t -H5B2_neighbor_leaf(H5F_t *f, hid_t dxpl_id, H5RC_t *bt2_shared, +H5B2_neighbor_leaf(H5F_t *f, hid_t dxpl_id, H5B2_t *bt2, H5B2_node_ptr_t *curr_node_ptr, void *neighbor_loc, H5B2_compare_t comp, void *udata, H5B2_found_t op, void *op_data) { H5B2_leaf_t *leaf; /* Pointer to leaf node */ - H5B2_shared_t *shared; /* Pointer to B-tree's shared information */ unsigned idx; /* Location of record which matches key */ - int cmp=0; /* Comparison value of records */ + int cmp = 0; /* Comparison value of records */ herr_t ret_value = SUCCEED; FUNC_ENTER_NOAPI_NOINIT(H5B2_neighbor_leaf) /* Check arguments. */ HDassert(f); - HDassert(bt2_shared); + HDassert(bt2); HDassert(curr_node_ptr); HDassert(H5F_addr_defined(curr_node_ptr->addr)); HDassert(op); /* Lock current B-tree node */ - if (NULL == (leaf = (H5B2_leaf_t *)H5AC_protect(f, dxpl_id, H5AC_BT2_LEAF, curr_node_ptr->addr, &(curr_node_ptr->node_nrec), bt2_shared, H5AC_READ))) + if(NULL == (leaf = (H5B2_leaf_t *)H5AC_protect(f, dxpl_id, H5AC_BT2_LEAF, curr_node_ptr->addr, &(curr_node_ptr->node_nrec), bt2, H5AC_READ))) HGOTO_ERROR(H5E_BTREE, H5E_CANTPROTECT, FAIL, "unable to load B-tree leaf node") - /* Get the pointer to the shared B-tree info */ - shared=(H5B2_shared_t *)H5RC_GET_OBJ(bt2_shared); - HDassert(shared); - - /* Locate node pointer for child */ - cmp = H5B2_locate_record(shared->type, leaf->nrec, shared->nat_off, leaf->leaf_native, udata, &idx); + cmp = H5B2_locate_record(bt2->type, leaf->nrec, bt2->nat_off, leaf->leaf_native, udata, &idx); if(cmp > 0) idx++; else @@ -2928,19 +2684,19 @@ H5B2_neighbor_leaf(H5F_t *f, hid_t dxpl_id, H5RC_t *bt2_shared, /* Set the neighbor location, if appropriate */ if(comp == H5B2_COMPARE_LESS) { if(idx > 0) - neighbor_loc = H5B2_LEAF_NREC(leaf,shared,idx-1); + neighbor_loc = H5B2_LEAF_NREC(leaf, bt2, idx - 1); } /* end if */ else { HDassert(comp == H5B2_COMPARE_GREATER); if(idx < leaf->nrec) - neighbor_loc = H5B2_LEAF_NREC(leaf,shared,idx); + neighbor_loc = H5B2_LEAF_NREC(leaf, bt2, idx); } /* end else */ /* Make callback if neighbor record has been found */ if(neighbor_loc) { /* Make callback for current record */ - if ((op)(neighbor_loc, op_data) < 0) + if((op)(neighbor_loc, op_data) < 0) HGOTO_ERROR(H5E_BTREE, H5E_NOTFOUND, FAIL, "'found' callback failed for B-tree neighbor operation") } /* end if */ else @@ -2948,7 +2704,7 @@ H5B2_neighbor_leaf(H5F_t *f, hid_t dxpl_id, H5RC_t *bt2_shared, done: /* Release the B-tree internal node */ - if (leaf && H5AC_unprotect(f, dxpl_id, H5AC_BT2_LEAF, curr_node_ptr->addr, leaf, H5AC__NO_FLAGS_SET) < 0) + if(leaf && H5AC_unprotect(f, dxpl_id, H5AC_BT2_LEAF, curr_node_ptr->addr, leaf, H5AC__NO_FLAGS_SET) < 0) HDONE_ERROR(H5E_BTREE, H5E_CANTUNPROTECT, FAIL, "unable to release B-tree leaf node") FUNC_LEAVE_NOAPI(ret_value) @@ -2982,64 +2738,59 @@ done: *------------------------------------------------------------------------- */ herr_t -H5B2_neighbor_internal(H5F_t *f, hid_t dxpl_id, H5RC_t *bt2_shared, +H5B2_neighbor_internal(H5F_t *f, hid_t dxpl_id, H5B2_t *bt2, unsigned depth, H5B2_node_ptr_t *curr_node_ptr, void *neighbor_loc, H5B2_compare_t comp, void *udata, H5B2_found_t op, void *op_data) { H5B2_internal_t *internal; /* Pointer to internal node */ - H5B2_shared_t *shared; /* Pointer to B-tree's shared information */ unsigned idx; /* Location of record which matches key */ - int cmp=0; /* Comparison value of records */ + int cmp = 0; /* Comparison value of records */ herr_t ret_value = SUCCEED; FUNC_ENTER_NOAPI_NOINIT(H5B2_neighbor_internal) /* Check arguments. */ HDassert(f); - HDassert(bt2_shared); - HDassert(depth>0); + HDassert(bt2); + HDassert(depth > 0); HDassert(curr_node_ptr); HDassert(H5F_addr_defined(curr_node_ptr->addr)); HDassert(op); /* Lock current B-tree node */ - if(NULL == (internal = H5B2_protect_internal(f, dxpl_id, bt2_shared, curr_node_ptr->addr, curr_node_ptr->node_nrec, depth, H5AC_READ))) + if(NULL == (internal = H5B2_protect_internal(f, dxpl_id, bt2, curr_node_ptr->addr, curr_node_ptr->node_nrec, depth, H5AC_READ))) HGOTO_ERROR(H5E_BTREE, H5E_CANTPROTECT, FAIL, "unable to load B-tree internal node") - /* Get the pointer to the shared B-tree info */ - shared = (H5B2_shared_t *)H5RC_GET_OBJ(bt2_shared); - HDassert(shared); - /* Locate node pointer for child */ - cmp = H5B2_locate_record(shared->type, internal->nrec, shared->nat_off, internal->int_native, udata, &idx); + cmp = H5B2_locate_record(bt2->type, internal->nrec, bt2->nat_off, internal->int_native, udata, &idx); if(cmp > 0) idx++; /* Set the neighbor location, if appropriate */ if(comp == H5B2_COMPARE_LESS) { if(idx > 0) - neighbor_loc = H5B2_INT_NREC(internal,shared,idx-1); + neighbor_loc = H5B2_INT_NREC(internal, bt2, idx - 1); } /* end if */ else { HDassert(comp == H5B2_COMPARE_GREATER); if(idx < internal->nrec) - neighbor_loc = H5B2_INT_NREC(internal,shared,idx); + neighbor_loc = H5B2_INT_NREC(internal, bt2, idx); } /* end else */ /* Attempt to find neighboring record */ - if(depth>1) { - if(H5B2_neighbor_internal(f, dxpl_id, bt2_shared, depth-1, &internal->node_ptrs[idx], neighbor_loc, comp, udata, op, op_data) < 0) + if(depth > 1) { + if(H5B2_neighbor_internal(f, dxpl_id, bt2, depth - 1, &internal->node_ptrs[idx], neighbor_loc, comp, udata, op, op_data) < 0) HGOTO_ERROR(H5E_BTREE, H5E_NOTFOUND, FAIL, "unable to find neighbor record in B-tree internal node") } /* end if */ else { - if(H5B2_neighbor_leaf(f, dxpl_id, bt2_shared, &internal->node_ptrs[idx], neighbor_loc, comp, udata, op, op_data) < 0) + if(H5B2_neighbor_leaf(f, dxpl_id, bt2, &internal->node_ptrs[idx], neighbor_loc, comp, udata, op, op_data) < 0) HGOTO_ERROR(H5E_BTREE, H5E_NOTFOUND, FAIL, "unable to find neighbor record in B-tree leaf node") } /* end else */ done: /* Release the B-tree internal node */ - if (internal && H5AC_unprotect(f, dxpl_id, H5AC_BT2_INT, curr_node_ptr->addr, internal, H5AC__NO_FLAGS_SET) < 0) + if(internal && H5AC_unprotect(f, dxpl_id, H5AC_BT2_INT, curr_node_ptr->addr, internal, H5AC__NO_FLAGS_SET) < 0) HDONE_ERROR(H5E_BTREE, H5E_CANTUNPROTECT, FAIL, "unable to release internal B-tree node") FUNC_LEAVE_NOAPI(ret_value) @@ -3061,12 +2812,11 @@ done: *------------------------------------------------------------------------- */ herr_t -H5B2_delete_node(H5F_t *f, hid_t dxpl_id, H5RC_t *bt2_shared, unsigned depth, +H5B2_delete_node(H5F_t *f, hid_t dxpl_id, H5B2_t *bt2, unsigned depth, const H5B2_node_ptr_t *curr_node, H5B2_remove_t op, void *op_data) { - H5B2_shared_t *shared; /* Pointer to B-tree's shared information */ - const H5AC_class_t *curr_node_class=NULL; /* Pointer to current node's class info */ - void *node=NULL; /* Pointers to current node */ + const H5AC_class_t *curr_node_class = NULL; /* Pointer to current node's class info */ + void *node = NULL; /* Pointers to current node */ uint8_t *native; /* Pointers to node's native records */ herr_t ret_value = SUCCEED; @@ -3074,19 +2824,15 @@ H5B2_delete_node(H5F_t *f, hid_t dxpl_id, H5RC_t *bt2_shared, unsigned depth, /* Check arguments. */ HDassert(f); - HDassert(bt2_shared); + HDassert(bt2); HDassert(curr_node); - /* Get the pointer to the shared B-tree info */ - shared=(H5B2_shared_t *)H5RC_GET_OBJ(bt2_shared); - HDassert(shared); - - if(depth>0) { + if(depth > 0) { H5B2_internal_t *internal; /* Pointer to internal node */ unsigned u; /* Local index */ /* Lock the current B-tree node */ - if (NULL == (internal = H5B2_protect_internal(f, dxpl_id, bt2_shared, curr_node->addr, curr_node->node_nrec, depth, H5AC_WRITE))) + if(NULL == (internal = H5B2_protect_internal(f, dxpl_id, bt2, curr_node->addr, curr_node->node_nrec, depth, H5AC_WRITE))) HGOTO_ERROR(H5E_BTREE, H5E_CANTPROTECT, FAIL, "unable to load B-tree internal node") /* Set up information about current node */ @@ -3095,15 +2841,15 @@ H5B2_delete_node(H5F_t *f, hid_t dxpl_id, H5RC_t *bt2_shared, unsigned depth, native = internal->int_native; /* Descend into children */ - for(u=0; u<internal->nrec+1; u++) - if(H5B2_delete_node(f, dxpl_id, bt2_shared, depth-1, &(internal->node_ptrs[u]), op, op_data) < 0) + for(u = 0; u < internal->nrec + 1; u++) + if(H5B2_delete_node(f, dxpl_id, bt2, depth - 1, &(internal->node_ptrs[u]), op, op_data) < 0) HGOTO_ERROR(H5E_BTREE, H5E_CANTLIST, FAIL, "node descent failed") } /* end if */ else { H5B2_leaf_t *leaf; /* Pointer to leaf node */ /* Lock the current B-tree node */ - if (NULL == (leaf = (H5B2_leaf_t *)H5AC_protect(f, dxpl_id, H5AC_BT2_LEAF, curr_node->addr, &(curr_node->node_nrec), bt2_shared, H5AC_WRITE))) + if(NULL == (leaf = (H5B2_leaf_t *)H5AC_protect(f, dxpl_id, H5AC_BT2_LEAF, curr_node->addr, &(curr_node->node_nrec), bt2, H5AC_WRITE))) HGOTO_ERROR(H5E_BTREE, H5E_CANTPROTECT, FAIL, "unable to load B-tree leaf node") /* Set up information about current node */ @@ -3119,7 +2865,7 @@ H5B2_delete_node(H5F_t *f, hid_t dxpl_id, H5RC_t *bt2_shared, unsigned depth, /* Iterate through records in this node */ for(u = 0; u < curr_node->node_nrec; u++) { /* Make callback for each record */ - if((op)(H5B2_NAT_NREC(native, shared, u), op_data) < 0) + if((op)(H5B2_NAT_NREC(native, bt2, u), op_data) < 0) HGOTO_ERROR(H5E_BTREE, H5E_CANTLIST, FAIL, "iterator function failed") } /* end for */ } /* end if */ @@ -3147,10 +2893,9 @@ done: *------------------------------------------------------------------------- */ herr_t -H5B2_iterate_size_node(H5F_t *f, hid_t dxpl_id, H5RC_t *bt2_shared, unsigned depth, +H5B2_iterate_size_node(H5F_t *f, hid_t dxpl_id, H5B2_t *bt2, unsigned depth, const H5B2_node_ptr_t *curr_node, hsize_t *btree_size) { - H5B2_shared_t *shared; /* Pointer to B-tree's shared information */ H5B2_internal_t *internal = NULL; /* Pointer to internal node */ herr_t ret_value = SUCCEED; /* Iterator return value */ @@ -3158,17 +2903,13 @@ H5B2_iterate_size_node(H5F_t *f, hid_t dxpl_id, H5RC_t *bt2_shared, unsigned dep /* Check arguments. */ HDassert(f); - HDassert(bt2_shared); + HDassert(bt2); HDassert(curr_node); HDassert(btree_size); HDassert(depth > 0); - /* Get the pointer to the shared B-tree info */ - shared = (H5B2_shared_t *)H5RC_GET_OBJ(bt2_shared); - HDassert(shared); - /* Lock the current B-tree node */ - if(NULL == (internal = H5B2_protect_internal(f, dxpl_id, bt2_shared, curr_node->addr, curr_node->node_nrec, depth, H5AC_READ))) + if(NULL == (internal = H5B2_protect_internal(f, dxpl_id, bt2, curr_node->addr, curr_node->node_nrec, depth, H5AC_READ))) HGOTO_ERROR(H5E_BTREE, H5E_CANTPROTECT, FAIL, "unable to load B-tree internal node") /* Recursively descend into child nodes, if we are above the "twig" level in the B-tree */ @@ -3177,14 +2918,14 @@ H5B2_iterate_size_node(H5F_t *f, hid_t dxpl_id, H5RC_t *bt2_shared, unsigned dep /* Descend into children */ for(u = 0; u < internal->nrec + 1; u++) - if(H5B2_iterate_size_node(f, dxpl_id, bt2_shared, (depth - 1), &(internal->node_ptrs[u]), btree_size) < 0) + if(H5B2_iterate_size_node(f, dxpl_id, bt2, (depth - 1), &(internal->node_ptrs[u]), btree_size) < 0) HGOTO_ERROR(H5E_BTREE, H5E_CANTLIST, FAIL, "node iteration failed") } /* end if */ else /* depth is 1: count all the leaf nodes from this node */ - *btree_size += (internal->nrec + 1) * shared->node_size; + *btree_size += (internal->nrec + 1) * bt2->node_size; /* Count this node */ - *btree_size += shared->node_size; + *btree_size += bt2->node_size; done: if(internal && H5AC_unprotect(f, dxpl_id, H5AC_BT2_INT, curr_node->addr, internal, H5AC__NO_FLAGS_SET) < 0) @@ -3209,10 +2950,10 @@ done: *------------------------------------------------------------------------- */ static herr_t -H5B2_assert_leaf(H5B2_shared_t *shared, H5B2_leaf_t *leaf) +H5B2_assert_leaf(H5B2_t *bt2, H5B2_leaf_t *leaf) { /* General sanity checking on node */ - HDassert(leaf->nrec<=shared->node_info->split_nrec); + HDassert(leaf->nrec <= bt2->node_info->split_nrec); return(0); } /* end H5B2_assert_leaf() */ @@ -3232,10 +2973,10 @@ H5B2_assert_leaf(H5B2_shared_t *shared, H5B2_leaf_t *leaf) *------------------------------------------------------------------------- */ static herr_t -H5B2_assert_leaf2(H5B2_shared_t *shared, H5B2_leaf_t *leaf, H5B2_leaf_t *leaf2) +H5B2_assert_leaf2(H5B2_t *bt2, H5B2_leaf_t *leaf, H5B2_leaf_t *leaf2) { /* General sanity checking on node */ - HDassert(leaf->nrec<=shared->node_info->split_nrec); + HDassert(leaf->nrec <= bt2->node_info->split_nrec); return(0); } /* end H5B2_assert_leaf() */ @@ -3255,27 +2996,27 @@ H5B2_assert_leaf2(H5B2_shared_t *shared, H5B2_leaf_t *leaf, H5B2_leaf_t *leaf2) *------------------------------------------------------------------------- */ static herr_t -H5B2_assert_internal(hsize_t parent_all_nrec, H5B2_shared_t *shared, H5B2_internal_t *internal) +H5B2_assert_internal(hsize_t parent_all_nrec, H5B2_t *bt2, H5B2_internal_t *internal) { hsize_t tot_all_nrec; /* Total number of records at or below this node */ - unsigned u,v; /* Local index variables */ + unsigned u, v; /* Local index variables */ /* General sanity checking on node */ - HDassert(internal->nrec<=shared->node_info->split_nrec); + HDassert(internal->nrec <= bt2->node_info->split_nrec); /* Sanity checking on node pointers */ - tot_all_nrec=internal->nrec; - for(u=0; u<internal->nrec+1; u++) { + tot_all_nrec = internal->nrec; + for(u = 0; u < internal->nrec + 1; u++) { tot_all_nrec += internal->node_ptrs[u].all_nrec; HDassert(H5F_addr_defined(internal->node_ptrs[u].addr)); - HDassert(internal->node_ptrs[u].addr>0); - for(v=0; v<u; v++) - HDassert(internal->node_ptrs[u].addr!=internal->node_ptrs[v].addr); + HDassert(internal->node_ptrs[u].addr > 0); + for(v = 0; v < u; v++) + HDassert(internal->node_ptrs[u].addr != internal->node_ptrs[v].addr); } /* end for */ /* Sanity check all_nrec total in parent */ - if(parent_all_nrec>0) + if(parent_all_nrec > 0) HDassert(tot_all_nrec == parent_all_nrec); return(0); @@ -3296,29 +3037,29 @@ H5B2_assert_internal(hsize_t parent_all_nrec, H5B2_shared_t *shared, H5B2_intern *------------------------------------------------------------------------- */ static herr_t -H5B2_assert_internal2(hsize_t parent_all_nrec, H5B2_shared_t *shared, H5B2_internal_t *internal, H5B2_internal_t *internal2) +H5B2_assert_internal2(hsize_t parent_all_nrec, H5B2_t *bt2, H5B2_internal_t *internal, H5B2_internal_t *internal2) { hsize_t tot_all_nrec; /* Total number of records at or below this node */ - unsigned u,v; /* Local index variables */ + unsigned u, v; /* Local index variables */ /* General sanity checking on node */ - HDassert(internal->nrec<=shared->node_info->split_nrec); + HDassert(internal->nrec <= bt2->node_info->split_nrec); /* Sanity checking on node pointers */ - tot_all_nrec=internal->nrec; - for(u=0; u<internal->nrec+1; u++) { + tot_all_nrec =internal->nrec; + for(u =0; u < internal->nrec + 1; u++) { tot_all_nrec += internal->node_ptrs[u].all_nrec; HDassert(H5F_addr_defined(internal->node_ptrs[u].addr)); - HDassert(internal->node_ptrs[u].addr>0); - for(v=0; v<u; v++) - HDassert(internal->node_ptrs[u].addr!=internal->node_ptrs[v].addr); - for(v=0; v<internal2->nrec+1; v++) - HDassert(internal->node_ptrs[u].addr!=internal2->node_ptrs[v].addr); + HDassert(internal->node_ptrs[u].addr > 0); + for(v = 0; v < u; v++) + HDassert(internal->node_ptrs[u].addr != internal->node_ptrs[v].addr); + for(v = 0; v < internal2->nrec + 1; v++) + HDassert(internal->node_ptrs[u].addr != internal2->node_ptrs[v].addr); } /* end for */ /* Sanity check all_nrec total in parent */ - if(parent_all_nrec>0) + if(parent_all_nrec > 0) HDassert(tot_all_nrec == parent_all_nrec); return(0); diff --git a/src/H5B2pkg.h b/src/H5B2pkg.h index c5af54f..e52ab81 100644 --- a/src/H5B2pkg.h +++ b/src/H5B2pkg.h @@ -34,7 +34,7 @@ /* Other private headers needed by this file */ #include "H5ACprivate.h" /* Metadata cache */ #include "H5FLprivate.h" /* Free Lists */ -#include "H5RCprivate.h" /* Reference counted object functions */ + /**************************/ /* Package Private Macros */ @@ -98,13 +98,18 @@ ) /* Macro to retrieve pointer to i'th native record for native record buffer */ -#define H5B2_NAT_NREC(b, shared, idx) ((b) + (shared)->nat_off[(idx)]) +#define H5B2_NAT_NREC(b, bt2, idx) ((b) + (bt2)->nat_off[(idx)]) /* Macro to retrieve pointer to i'th native record for internal node */ -#define H5B2_INT_NREC(i, shared, idx) H5B2_NAT_NREC((i)->int_native, (shared), (idx)) +#define H5B2_INT_NREC(i, bt2, idx) H5B2_NAT_NREC((i)->int_native, (bt2), (idx)) /* Macro to retrieve pointer to i'th native record for leaf node */ -#define H5B2_LEAF_NREC(l, shared, idx) H5B2_NAT_NREC((l)->leaf_native, (shared), (idx)) +#define H5B2_LEAF_NREC(l, bt2, idx) H5B2_NAT_NREC((l)->leaf_native, (bt2), (idx)) + +/* Number of records that fit into internal node */ +/* (accounts for extra node pointer by counting it in with the prefix bytes) */ +#define H5B2_NUM_INT_REC(f, s, d) \ + (((s)->node_size - (H5B2_INT_PREFIX_SIZE + H5B2_INT_POINTER_SIZE(f, s, d))) / ((s)->rrec_size + H5B2_INT_POINTER_SIZE(f, s, d))) /****************************/ @@ -129,15 +134,13 @@ typedef struct { H5FL_fac_head_t *node_ptr_fac; /* Factory for node pointer blocks */ } H5B2_node_info_t; -/* Each B-tree has certain information that can be shared across all - * the instances of nodes in that B-tree. - */ -typedef struct H5B2_shared_t { - /* Shared internal data structures */ - const H5B2_class_t *type; /* Type of tree */ - uint8_t *page; /* Common disk page for I/O */ - size_t *nat_off; /* Array of offsets of native records */ - H5B2_node_info_t *node_info; /* Table of node info structs for current depth of B-tree */ +/* The B-tree information */ +typedef struct H5B2_t { + /* Information for H5AC cache functions, _must_ be first field in structure */ + H5AC_info_t cache_info; + + /* Internal B-tree information (stored) */ + H5B2_node_ptr_t root; /* Node pointer to root node in B-tree */ /* Information set by user (stored) */ unsigned split_percent; /* Percent full at which to split the node, when inserting */ @@ -148,18 +151,16 @@ typedef struct H5B2_shared_t { /* Dynamic information (stored) */ unsigned depth; /* B-tree's overall depth */ - /* Derived information from user's information */ + /* Derived information from user's information (not stored) */ uint8_t max_nrec_size; /* Size to store max. # of records in any node (in bytes) */ -} H5B2_shared_t; - -/* The B-tree information */ -typedef struct H5B2_t { - /* Information for H5AC cache functions, _must_ be first field in structure */ - H5AC_info_t cache_info; - /* Internal B-tree information */ - H5B2_node_ptr_t root; /* Node pointer to root node in B-tree */ - H5RC_t *shared; /* Ref-counted shared info */ + /* Shared internal data structures (not stored) */ + H5F_t *f; /* Pointer to the file that the B-tree is in */ + size_t rc; /* Reference count of nodes using this header */ + const H5B2_class_t *type; /* Type of tree */ + uint8_t *page; /* Common disk page for I/O */ + size_t *nat_off; /* Array of offsets of native records */ + H5B2_node_info_t *node_info; /* Table of node info structs for current depth of B-tree */ } H5B2_t; /* B-tree leaf node information */ @@ -168,7 +169,7 @@ typedef struct H5B2_leaf_t { H5AC_info_t cache_info; /* Internal B-tree information */ - H5RC_t *shared; /* Ref-counted shared info */ + H5B2_t *bt2; /* Pointer to the [pinned] v2 B-tree header */ uint8_t *leaf_native; /* Pointer to native records */ unsigned nrec; /* Number of records in node */ } H5B2_leaf_t; @@ -179,7 +180,7 @@ typedef struct H5B2_internal_t { H5AC_info_t cache_info; /* Internal B-tree information */ - H5RC_t *shared; /* Ref-counted shared info */ + H5B2_t *bt2; /* Pointer to the [pinned] v2 B-tree header */ uint8_t *int_native; /* Pointer to native records */ H5B2_node_ptr_t *node_ptrs; /* Pointer to node pointers */ unsigned nrec; /* Number of records in node */ @@ -188,9 +189,9 @@ typedef struct H5B2_internal_t { /* User data for metadata cache 'load' callback */ typedef struct { - H5RC_t *bt2_shared; /* Ref counter for shared B-tree info */ - unsigned nrec; /* Number of records in node to load */ - unsigned depth; /* Depth of node to load */ + H5B2_t *bt2; /* Pointer to the [pinned] v2 B-tree header */ + unsigned nrec; /* Number of records in node to load */ + unsigned depth; /* Depth of node to load */ } H5B2_int_load_ud1_t; #ifdef H5B2_TESTING @@ -234,64 +235,67 @@ H5_DLLVAR const H5B2_class_t H5B2_TEST[1]; /* Package Private Prototypes */ /******************************/ -/* Routines for managing shared B-tree info */ -H5_DLL herr_t H5B2_shared_init(H5F_t *f, H5B2_t *bt2, const H5B2_class_t *type, +/* Routines for managing B-tree header info */ +H5_DLL herr_t H5B2_hdr_incr(H5B2_t *bt2); +H5_DLL herr_t H5B2_hdr_decr(H5B2_t *bt2); +H5_DLL herr_t H5B2_hdr_dirty(H5B2_t *bt2); +H5_DLL herr_t H5B2_hdr_init(H5F_t *f, H5B2_t *bt2, const H5B2_class_t *type, unsigned depth, size_t node_size, size_t rrec_size, unsigned split_percent, unsigned merge_percent); +H5_DLL herr_t H5B2_hdr_free(H5B2_t *bt2); /* Routines for operating on internal nodes */ H5_DLL H5B2_internal_t *H5B2_protect_internal(H5F_t *f, hid_t dxpl_id, - H5RC_t *bt2_shared, haddr_t addr, unsigned nrec, unsigned depth, - H5AC_protect_t rw); + H5B2_t *bt2, haddr_t addr, unsigned nrec, unsigned depth, H5AC_protect_t rw); /* Routines for allocating nodes */ H5_DLL herr_t H5B2_split_root(H5F_t *f, hid_t dxpl_id, H5B2_t *bt2, unsigned *bt2_flags_ptr); -H5_DLL herr_t H5B2_create_leaf(H5F_t *f, hid_t dxpl_id, H5RC_t *bt2_shared, +H5_DLL herr_t H5B2_create_leaf(H5F_t *f, hid_t dxpl_id, H5B2_t *bt2, H5B2_node_ptr_t *node_ptr); /* Routines for inserting records */ -H5_DLL herr_t H5B2_insert_internal(H5F_t *f, hid_t dxpl_id, H5RC_t *bt2_shared, +H5_DLL herr_t H5B2_insert_internal(H5F_t *f, hid_t dxpl_id, H5B2_t *bt2, unsigned depth, unsigned *parent_cache_info_flags_ptr, H5B2_node_ptr_t *curr_node_ptr, void *udata); -H5_DLL herr_t H5B2_insert_leaf(H5F_t *f, hid_t dxpl_id, H5RC_t *bt2_shared, +H5_DLL herr_t H5B2_insert_leaf(H5F_t *f, hid_t dxpl_id, H5B2_t *bt2, H5B2_node_ptr_t *curr_node_ptr, void *udata); /* Routines for iterating over nodes/records */ -H5_DLL herr_t H5B2_iterate_node(H5F_t *f, hid_t dxpl_id, H5RC_t *bt2_shared, +H5_DLL herr_t H5B2_iterate_node(H5F_t *f, hid_t dxpl_id, H5B2_t *bt2, unsigned depth, const H5B2_node_ptr_t *curr_node, H5B2_operator_t op, void *op_data); -H5_DLL herr_t H5B2_iterate_size_node(H5F_t *f, hid_t dxpl_id, H5RC_t *bt2_shared, +H5_DLL herr_t H5B2_iterate_size_node(H5F_t *f, hid_t dxpl_id, H5B2_t *bt2, unsigned depth, const H5B2_node_ptr_t *curr_node, hsize_t *op_data); /* Routines for locating records */ H5_DLL int H5B2_locate_record(const H5B2_class_t *type, unsigned nrec, size_t *rec_off, const uint8_t *native, const void *udata, unsigned *idx); -H5_DLL herr_t H5B2_neighbor_internal(H5F_t *f, hid_t dxpl_id, H5RC_t *bt2_shared, +H5_DLL herr_t H5B2_neighbor_internal(H5F_t *f, hid_t dxpl_id, H5B2_t *bt2, unsigned depth, H5B2_node_ptr_t *curr_node_ptr, void *neighbor_loc, H5B2_compare_t comp, void *udata, H5B2_found_t op, void *op_data); -H5_DLL herr_t H5B2_neighbor_leaf(H5F_t *f, hid_t dxpl_id, H5RC_t *bt2_shared, +H5_DLL herr_t H5B2_neighbor_leaf(H5F_t *f, hid_t dxpl_id, H5B2_t *bt2, H5B2_node_ptr_t *curr_node_ptr, void *neighbor_loc, H5B2_compare_t comp, void *udata, H5B2_found_t op, void *op_data); /* Routines for removing records */ -H5_DLL herr_t H5B2_remove_internal(H5F_t *f, hid_t dxpl_id, H5RC_t *bt2_shared, +H5_DLL herr_t H5B2_remove_internal(H5F_t *f, hid_t dxpl_id, H5B2_t *bt2, hbool_t *depth_decreased, void *swap_loc, unsigned depth, H5AC_info_t *parent_cache_info, hbool_t * parent_cache_info_dirtied_ptr, H5B2_node_ptr_t *curr_node_ptr, void *udata, H5B2_remove_t op, void *op_data); -H5_DLL herr_t H5B2_remove_leaf(H5F_t *f, hid_t dxpl_id, H5RC_t *bt2_shared, +H5_DLL herr_t H5B2_remove_leaf(H5F_t *f, hid_t dxpl_id, H5B2_t *bt2, H5B2_node_ptr_t *curr_node_ptr, void *udata, H5B2_remove_t op, void *op_data); -H5_DLL herr_t H5B2_remove_internal_by_idx(H5F_t *f, hid_t dxpl_id, H5RC_t *bt2_shared, +H5_DLL herr_t H5B2_remove_internal_by_idx(H5F_t *f, hid_t dxpl_id, H5B2_t *bt2, hbool_t *depth_decreased, void *swap_loc, unsigned depth, H5AC_info_t *parent_cache_info, hbool_t * parent_cache_info_dirtied_ptr, H5B2_node_ptr_t *curr_node_ptr, hsize_t idx, H5B2_remove_t op, void *op_data); -H5_DLL herr_t H5B2_remove_leaf_by_idx(H5F_t *f, hid_t dxpl_id, H5RC_t *bt2_shared, +H5_DLL herr_t H5B2_remove_leaf_by_idx(H5F_t *f, hid_t dxpl_id, H5B2_t *bt2, H5B2_node_ptr_t *curr_node_ptr, unsigned idx, H5B2_remove_t op, void *op_data); /* Routines for deleting nodes */ -H5_DLL herr_t H5B2_delete_node(H5F_t *f, hid_t dxpl_id, H5RC_t *bt2_shared, +H5_DLL herr_t H5B2_delete_node(H5F_t *f, hid_t dxpl_id, H5B2_t *bt2, unsigned depth, const H5B2_node_ptr_t *curr_node, H5B2_remove_t op, void *op_data); diff --git a/src/H5B2stat.c b/src/H5B2stat.c index 899bb8a..dd88d43 100644 --- a/src/H5B2stat.c +++ b/src/H5B2stat.c @@ -83,11 +83,10 @@ *------------------------------------------------------------------------- */ herr_t -H5B2_stat_info(H5F_t *f, hid_t dxpl_id, const H5B2_class_t *type, - haddr_t addr, H5B2_stat_t *info) +H5B2_stat_info(H5F_t *f, hid_t dxpl_id, const H5B2_class_t *type, haddr_t addr, + H5B2_stat_t *info) { H5B2_t *bt2 = NULL; /* Pointer to the B-tree header */ - H5B2_shared_t *shared; /* Pointer to B-tree's shared information */ herr_t ret_value = SUCCEED; /* Return value */ FUNC_ENTER_NOAPI_NOINIT(H5B2_stat_info) @@ -102,11 +101,8 @@ H5B2_stat_info(H5F_t *f, hid_t dxpl_id, const H5B2_class_t *type, if(NULL == (bt2 = (H5B2_t *)H5AC_protect(f, dxpl_id, H5AC_BT2_HDR, addr, type, NULL, H5AC_READ))) HGOTO_ERROR(H5E_BTREE, H5E_CANTPROTECT, FAIL, "unable to load B-tree header") - /* Get pointer to reference counted shared B-tree info */ - shared = (H5B2_shared_t *)H5RC_GET_OBJ(bt2->shared); - /* Get information about the B-tree */ - info->depth = shared->depth; + info->depth = bt2->depth; info->nrecords = bt2->root.all_nrec; done: diff --git a/src/H5B2test.c b/src/H5B2test.c index 3fa5d27..a8a36ba 100644 --- a/src/H5B2test.c +++ b/src/H5B2test.c @@ -271,13 +271,10 @@ done: *------------------------------------------------------------------------- */ herr_t -H5B2_get_node_info_test(H5F_t *f, hid_t dxpl_id, const H5B2_class_t *type, haddr_t addr, - void *udata, H5B2_node_info_test_t *ninfo) +H5B2_get_node_info_test(H5F_t *f, hid_t dxpl_id, const H5B2_class_t *type, + haddr_t addr, void *udata, H5B2_node_info_test_t *ninfo) { - H5B2_t *bt2=NULL; /* Pointer to the B-tree header */ - H5RC_t *bt2_shared=NULL; /* Pointer to ref-counter for shared B-tree info */ - H5B2_shared_t *shared; /* Pointer to B-tree's shared information */ - hbool_t incr_rc=FALSE; /* Flag to indicate that we've incremented the B-tree's shared info reference count */ + H5B2_t *bt2 = NULL; /* Pointer to the B-tree header */ H5B2_node_ptr_t curr_node_ptr; /* Node pointer info for current node */ unsigned depth; /* Current depth of the tree */ int cmp; /* Comparison value of records */ @@ -292,31 +289,20 @@ H5B2_get_node_info_test(H5F_t *f, hid_t dxpl_id, const H5B2_class_t *type, haddr HDassert(H5F_addr_defined(addr)); /* Look up the B-tree header */ - if (NULL == (bt2 = (H5B2_t *)H5AC_protect(f, dxpl_id, H5AC_BT2_HDR, addr, type, NULL, H5AC_READ))) + if(NULL == (bt2 = (H5B2_t *)H5AC_protect(f, dxpl_id, H5AC_BT2_HDR, addr, type, NULL, H5AC_READ))) HGOTO_ERROR(H5E_BTREE, H5E_CANTPROTECT, FAIL, "unable to load B-tree header") - /* Safely grab pointer to reference counted shared B-tree info, so we can release the B-tree header if necessary */ - bt2_shared=bt2->shared; - H5RC_INC(bt2_shared); - incr_rc=TRUE; - - /* Get the pointer to the shared B-tree info */ - shared = (H5B2_shared_t *)H5RC_GET_OBJ(bt2_shared); - HDassert(shared); + /* Set file pointer for this B-tree operation */ + bt2->f = f; /* Make copy of the root node pointer to start search with */ curr_node_ptr = bt2->root; /* Current depth of the tree */ - depth = shared->depth; - - /* Release header */ - if(H5AC_unprotect(f, dxpl_id, H5AC_BT2_HDR, addr, bt2, H5AC__NO_FLAGS_SET) < 0) - HGOTO_ERROR(H5E_BTREE, H5E_CANTUNPROTECT, FAIL, "unable to release B-tree header info") - bt2 = NULL; + depth = bt2->depth; /* Check for empty tree */ - if(curr_node_ptr.node_nrec==0) + if(0 == curr_node_ptr.node_nrec) HGOTO_ERROR(H5E_BTREE, H5E_NOTFOUND, FAIL, "B-tree has no records") /* Walk down B-tree to find record or leaf node where record is located */ @@ -326,11 +312,11 @@ H5B2_get_node_info_test(H5F_t *f, hid_t dxpl_id, const H5B2_class_t *type, haddr H5B2_node_ptr_t next_node_ptr; /* Node pointer info for next node */ /* Lock B-tree current node */ - if(NULL == (internal = H5B2_protect_internal(f, dxpl_id, bt2_shared, curr_node_ptr.addr, curr_node_ptr.node_nrec, depth, H5AC_READ))) + if(NULL == (internal = H5B2_protect_internal(f, dxpl_id, bt2, curr_node_ptr.addr, curr_node_ptr.node_nrec, depth, H5AC_READ))) HGOTO_ERROR(H5E_BTREE, H5E_CANTPROTECT, FAIL, "unable to load B-tree internal node") /* Locate node pointer for child */ - cmp = H5B2_locate_record(shared->type, internal->nrec, shared->nat_off, internal->int_native, udata, &idx); + cmp = H5B2_locate_record(bt2->type, internal->nrec, bt2->nat_off, internal->int_native, udata, &idx); if(cmp > 0) idx++; @@ -366,11 +352,11 @@ H5B2_get_node_info_test(H5F_t *f, hid_t dxpl_id, const H5B2_class_t *type, haddr H5B2_leaf_t *leaf; /* Pointer to leaf node in B-tree */ /* Lock B-tree leaf node */ - if(NULL == (leaf = (H5B2_leaf_t *)H5AC_protect(f, dxpl_id, H5AC_BT2_LEAF, curr_node_ptr.addr, &(curr_node_ptr.node_nrec), bt2_shared, H5AC_READ))) + if(NULL == (leaf = (H5B2_leaf_t *)H5AC_protect(f, dxpl_id, H5AC_BT2_LEAF, curr_node_ptr.addr, &(curr_node_ptr.node_nrec), bt2, H5AC_READ))) HGOTO_ERROR(H5E_BTREE, H5E_CANTPROTECT, FAIL, "unable to load B-tree internal node") /* Locate record */ - cmp = H5B2_locate_record(shared->type, leaf->nrec, shared->nat_off, leaf->leaf_native, udata, &idx); + cmp = H5B2_locate_record(bt2->type, leaf->nrec, bt2->nat_off, leaf->leaf_native, udata, &idx); /* Unlock current node */ if(H5AC_unprotect(f, dxpl_id, H5AC_BT2_LEAF, curr_node_ptr.addr, leaf, H5AC__NO_FLAGS_SET) < 0) @@ -386,9 +372,12 @@ H5B2_get_node_info_test(H5F_t *f, hid_t dxpl_id, const H5B2_class_t *type, haddr ninfo->nrec = curr_node_ptr.node_nrec; done: - /* Check if we need to decrement the reference count for the B-tree's shared info */ - if(incr_rc) - H5RC_DEC(bt2_shared); + /* Release header */ + if(bt2) { + bt2->f = NULL; + if(H5AC_unprotect(f, dxpl_id, H5AC_BT2_HDR, addr, bt2, H5AC__NO_FLAGS_SET) < 0) + HDONE_ERROR(H5E_BTREE, H5E_CANTUNPROTECT, FAIL, "unable to release B-tree header info") + } /* end if */ FUNC_LEAVE_NOAPI(ret_value) } /* H5B2_get_node_info_test() */ diff --git a/src/Makefile.am b/src/Makefile.am index fa9306f..bc5e1ce 100755 --- a/src/Makefile.am +++ b/src/Makefile.am @@ -44,7 +44,7 @@ DISTCLEANFILES=H5pubconf.h libhdf5_la_SOURCES= H5.c H5checksum.c H5dbg.c H5system.c H5timer.c H5trace.c \ H5A.c H5Abtree2.c H5Adense.c H5Adeprec.c H5Aint.c H5Atest.c \ H5AC.c H5B.c H5Bcache.c H5Bdbg.c \ - H5B2.c H5B2cache.c H5B2dbg.c H5B2int.c H5B2stat.c H5B2test.c \ + H5B2.c H5B2cache.c H5B2dbg.c H5B2hdr.c H5B2int.c H5B2stat.c H5B2test.c \ H5C.c H5CS.c \ H5D.c H5Dbtree.c H5Dchunk.c H5Dcompact.c H5Dcontig.c H5Ddbg.c \ H5Ddeprec.c H5Defl.c H5Dfill.c H5Dint.c \ diff --git a/src/Makefile.in b/src/Makefile.in index 547eeaa..410607b 100644 --- a/src/Makefile.in +++ b/src/Makefile.in @@ -98,7 +98,7 @@ libhdf5_la_LIBADD = am_libhdf5_la_OBJECTS = H5.lo H5checksum.lo H5dbg.lo H5system.lo \ H5timer.lo H5trace.lo H5A.lo H5Abtree2.lo H5Adense.lo \ H5Adeprec.lo H5Aint.lo H5Atest.lo H5AC.lo H5B.lo H5Bcache.lo \ - H5Bdbg.lo H5B2.lo H5B2cache.lo H5B2dbg.lo H5B2int.lo \ + H5Bdbg.lo H5B2.lo H5B2cache.lo H5B2dbg.lo H5B2hdr.lo H5B2int.lo \ H5B2stat.lo H5B2test.lo H5C.lo H5CS.lo H5D.lo H5Dbtree.lo \ H5Dchunk.lo H5Dcompact.lo H5Dcontig.lo H5Ddbg.lo H5Ddeprec.lo \ H5Defl.lo H5Dfill.lo H5Dint.lo H5Dio.lo H5Dlayout.lo \ @@ -458,7 +458,7 @@ DISTCLEANFILES = H5pubconf.h libhdf5_la_SOURCES = H5.c H5checksum.c H5dbg.c H5system.c H5timer.c H5trace.c \ H5A.c H5Abtree2.c H5Adense.c H5Adeprec.c H5Aint.c H5Atest.c \ H5AC.c H5B.c H5Bcache.c H5Bdbg.c \ - H5B2.c H5B2cache.c H5B2dbg.c H5B2int.c H5B2stat.c H5B2test.c \ + H5B2.c H5B2cache.c H5B2dbg.c H5B2hdr.c H5B2int.c H5B2stat.c H5B2test.c \ H5C.c H5CS.c \ H5D.c H5Dbtree.c H5Dchunk.c H5Dcompact.c H5Dcontig.c H5Ddbg.c \ H5Ddeprec.c H5Defl.c H5Dfill.c H5Dint.c \ @@ -668,6 +668,7 @@ distclean-compile: @AMDEP_TRUE@@am__include@ @am__quote@./$(DEPDIR)/H5B2.Plo@am__quote@ @AMDEP_TRUE@@am__include@ @am__quote@./$(DEPDIR)/H5B2cache.Plo@am__quote@ @AMDEP_TRUE@@am__include@ @am__quote@./$(DEPDIR)/H5B2dbg.Plo@am__quote@ +@AMDEP_TRUE@@am__include@ @am__quote@./$(DEPDIR)/H5B2hdr.Plo@am__quote@ @AMDEP_TRUE@@am__include@ @am__quote@./$(DEPDIR)/H5B2int.Plo@am__quote@ @AMDEP_TRUE@@am__include@ @am__quote@./$(DEPDIR)/H5B2stat.Plo@am__quote@ @AMDEP_TRUE@@am__include@ @am__quote@./$(DEPDIR)/H5B2test.Plo@am__quote@ |