diff options
author | Allen Byrne <byrn@hdfgroup.org> | 2020-10-01 14:04:36 (GMT) |
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committer | Allen Byrne <byrn@hdfgroup.org> | 2020-10-01 14:04:36 (GMT) |
commit | f1ba03cea5b82699a984c80bd2deac14fdc8df18 (patch) | |
tree | ebe777c3e0b83f4c4cec9212731da9ebe0a0cfd3 /src/H5EAdblock.c | |
parent | 10343c197906415388f2a4c8d292e21d25cf7381 (diff) | |
download | hdf5-f1ba03cea5b82699a984c80bd2deac14fdc8df18.zip hdf5-f1ba03cea5b82699a984c80bd2deac14fdc8df18.tar.gz hdf5-f1ba03cea5b82699a984c80bd2deac14fdc8df18.tar.bz2 |
Source formatted
Diffstat (limited to 'src/H5EAdblock.c')
-rw-r--r-- | src/H5EAdblock.c | 551 |
1 files changed, 264 insertions, 287 deletions
diff --git a/src/H5EAdblock.c b/src/H5EAdblock.c index d540a3c..2897aba 100644 --- a/src/H5EAdblock.c +++ b/src/H5EAdblock.c @@ -26,55 +26,46 @@ /* Module Declaration */ /**********************/ -#include "H5EAmodule.h" /* This source code file is part of the H5EA module */ - +#include "H5EAmodule.h" /* This source code file is part of the H5EA module */ /***********************/ /* Other Packages Used */ /***********************/ - /***********/ /* Headers */ /***********/ -#include "H5private.h" /* Generic Functions */ -#include "H5Eprivate.h" /* Error handling */ -#include "H5EApkg.h" /* Extensible Arrays */ -#include "H5FLprivate.h" /* Free Lists */ -#include "H5MFprivate.h" /* File memory management */ -#include "H5VMprivate.h" /* Vectors and arrays */ - +#include "H5private.h" /* Generic Functions */ +#include "H5Eprivate.h" /* Error handling */ +#include "H5EApkg.h" /* Extensible Arrays */ +#include "H5FLprivate.h" /* Free Lists */ +#include "H5MFprivate.h" /* File memory management */ +#include "H5VMprivate.h" /* Vectors and arrays */ /****************/ /* Local Macros */ /****************/ - /******************/ /* Local Typedefs */ /******************/ - /********************/ /* Package Typedefs */ /********************/ - /********************/ /* Local Prototypes */ /********************/ - /*********************/ /* Package Variables */ /*********************/ - /*****************************/ /* Library Private Variables */ /*****************************/ - /*******************/ /* Local Variables */ /*******************/ @@ -82,8 +73,6 @@ /* Declare a free list to manage the H5EA_dblock_t struct */ H5FL_DEFINE_STATIC(H5EA_dblock_t); - - /*------------------------------------------------------------------------- * Function: H5EA__dblock_alloc * @@ -96,54 +85,52 @@ H5FL_DEFINE_STATIC(H5EA_dblock_t); * *------------------------------------------------------------------------- */ -BEGIN_FUNC(PKG, ERR, -H5EA_dblock_t *, NULL, NULL, -H5EA__dblock_alloc(H5EA_hdr_t *hdr, void *parent, size_t nelmts)) - - /* Local variables */ - H5EA_dblock_t *dblock = NULL; /* Extensible array data block */ - - /* Check arguments */ - HDassert(hdr); - HDassert(parent); - HDassert(nelmts > 0); - - /* Allocate memory for the data block */ - if(NULL == (dblock = H5FL_CALLOC(H5EA_dblock_t))) - H5E_THROW(H5E_CANTALLOC, "memory allocation failed for extensible array data block") - - /* Share common array information */ - if(H5EA__hdr_incr(hdr) < 0) - H5E_THROW(H5E_CANTINC, "can't increment reference count on shared array header") - dblock->hdr = hdr; - - /* Set non-zero internal fields */ - dblock->parent = parent; - dblock->nelmts = nelmts; - - /* Check if the data block is not going to be paged */ - if(nelmts > hdr->dblk_page_nelmts) { - /* Set the # of pages in the direct block */ - dblock->npages = nelmts / hdr->dblk_page_nelmts; - HDassert(nelmts == (dblock->npages * hdr->dblk_page_nelmts)); - } /* end if */ - else { - /* Allocate buffer for elements in data block */ - if(NULL == (dblock->elmts = H5EA__hdr_alloc_elmts(hdr, nelmts))) - H5E_THROW(H5E_CANTALLOC, "memory allocation failed for data block element buffer") - } /* end else */ - - /* Set the return value */ - ret_value = dblock; +BEGIN_FUNC(PKG, ERR, H5EA_dblock_t *, NULL, NULL, + H5EA__dblock_alloc(H5EA_hdr_t *hdr, void *parent, size_t nelmts)) + +/* Local variables */ +H5EA_dblock_t *dblock = NULL; /* Extensible array data block */ + +/* Check arguments */ +HDassert(hdr); +HDassert(parent); +HDassert(nelmts > 0); + +/* Allocate memory for the data block */ +if (NULL == (dblock = H5FL_CALLOC(H5EA_dblock_t))) + H5E_THROW(H5E_CANTALLOC, "memory allocation failed for extensible array data block") + +/* Share common array information */ +if (H5EA__hdr_incr(hdr) < 0) + H5E_THROW(H5E_CANTINC, "can't increment reference count on shared array header") +dblock->hdr = hdr; + +/* Set non-zero internal fields */ +dblock->parent = parent; +dblock->nelmts = nelmts; + +/* Check if the data block is not going to be paged */ +if (nelmts > hdr->dblk_page_nelmts) { + /* Set the # of pages in the direct block */ + dblock->npages = nelmts / hdr->dblk_page_nelmts; + HDassert(nelmts == (dblock->npages * hdr->dblk_page_nelmts)); +} /* end if */ +else { + /* Allocate buffer for elements in data block */ + if (NULL == (dblock->elmts = H5EA__hdr_alloc_elmts(hdr, nelmts))) + H5E_THROW(H5E_CANTALLOC, "memory allocation failed for data block element buffer") +} /* end else */ + +/* Set the return value */ +ret_value = dblock; CATCH - if(!ret_value) - if(dblock && H5EA__dblock_dest(dblock) < 0) - H5E_THROW(H5E_CANTFREE, "unable to destroy extensible array data block") +if (!ret_value) + if (dblock && H5EA__dblock_dest(dblock) < 0) + H5E_THROW(H5E_CANTFREE, "unable to destroy extensible array data block") -END_FUNC(PKG) /* end H5EA__dblock_alloc() */ +END_FUNC(PKG) /* end H5EA__dblock_alloc() */ - /*------------------------------------------------------------------------- * Function: H5EA__dblock_create * @@ -156,87 +143,86 @@ END_FUNC(PKG) /* end H5EA__dblock_alloc() */ * *------------------------------------------------------------------------- */ -BEGIN_FUNC(PKG, ERR, -haddr_t, HADDR_UNDEF, HADDR_UNDEF, -H5EA__dblock_create(H5EA_hdr_t *hdr, void *parent, hbool_t *stats_changed, - hsize_t dblk_off, size_t nelmts)) - - /* Local variables */ - H5EA_dblock_t *dblock = NULL; /* Extensible array data block */ - haddr_t dblock_addr; /* Extensible array data block address */ - hbool_t inserted = FALSE; /* Whether the header was inserted into cache */ - - /* Sanity check */ - HDassert(hdr); - HDassert(stats_changed); - HDassert(nelmts > 0); - - /* Allocate the data block */ - if(NULL == (dblock = H5EA__dblock_alloc(hdr, parent, nelmts))) - H5E_THROW(H5E_CANTALLOC, "memory allocation failed for extensible array data block") - - /* Set size of data block on disk */ - dblock->size = H5EA_DBLOCK_SIZE(dblock); - - /* Set offset of block in array's address space */ - dblock->block_off = dblk_off; - - /* Allocate space for the data block on disk */ - if(HADDR_UNDEF == (dblock_addr = H5MF_alloc(hdr->f, H5FD_MEM_EARRAY_DBLOCK, (hsize_t)dblock->size))) - H5E_THROW(H5E_CANTALLOC, "file allocation failed for extensible array data block") - dblock->addr = dblock_addr; - - /* Don't initialize elements if paged */ - if(!dblock->npages) - /* Clear any elements in data block to fill value */ - if((hdr->cparam.cls->fill)(dblock->elmts, (size_t)dblock->nelmts) < 0) - H5E_THROW(H5E_CANTSET, "can't set extensible array data block elements to class's fill value") - - /* Cache the new extensible array data block */ - if(H5AC_insert_entry(hdr->f, H5AC_EARRAY_DBLOCK, dblock_addr, dblock, H5AC__NO_FLAGS_SET) < 0) - H5E_THROW(H5E_CANTINSERT, "can't add extensible array data block to cache") - inserted = TRUE; - - /* Add data block as child of 'top' proxy */ - if(hdr->top_proxy) { - if(H5AC_proxy_entry_add_child(hdr->top_proxy, hdr->f, dblock) < 0) - H5E_THROW(H5E_CANTSET, "unable to add extensible array entry as child of array proxy") - dblock->top_proxy = hdr->top_proxy; - } /* end if */ - - /* Update extensible array data block statistics */ - hdr->stats.stored.ndata_blks++; - hdr->stats.stored.data_blk_size += dblock->size; - - /* Increment count of elements "realized" */ - hdr->stats.stored.nelmts += nelmts; - - /* Mark the statistics as changed */ - *stats_changed = TRUE; - - /* Set address of data block to return */ - ret_value = dblock_addr; +BEGIN_FUNC(PKG, ERR, haddr_t, HADDR_UNDEF, HADDR_UNDEF, + H5EA__dblock_create(H5EA_hdr_t *hdr, void *parent, hbool_t *stats_changed, hsize_t dblk_off, + size_t nelmts)) + +/* Local variables */ +H5EA_dblock_t *dblock = NULL; /* Extensible array data block */ +haddr_t dblock_addr; /* Extensible array data block address */ +hbool_t inserted = FALSE; /* Whether the header was inserted into cache */ + +/* Sanity check */ +HDassert(hdr); +HDassert(stats_changed); +HDassert(nelmts > 0); + +/* Allocate the data block */ +if (NULL == (dblock = H5EA__dblock_alloc(hdr, parent, nelmts))) + H5E_THROW(H5E_CANTALLOC, "memory allocation failed for extensible array data block") + +/* Set size of data block on disk */ +dblock->size = H5EA_DBLOCK_SIZE(dblock); + +/* Set offset of block in array's address space */ +dblock->block_off = dblk_off; + +/* Allocate space for the data block on disk */ +if (HADDR_UNDEF == (dblock_addr = H5MF_alloc(hdr->f, H5FD_MEM_EARRAY_DBLOCK, (hsize_t)dblock->size))) + H5E_THROW(H5E_CANTALLOC, "file allocation failed for extensible array data block") +dblock->addr = dblock_addr; + +/* Don't initialize elements if paged */ +if (!dblock->npages) + /* Clear any elements in data block to fill value */ + if ((hdr->cparam.cls->fill)(dblock->elmts, (size_t)dblock->nelmts) < 0) + H5E_THROW(H5E_CANTSET, "can't set extensible array data block elements to class's fill value") + +/* Cache the new extensible array data block */ +if (H5AC_insert_entry(hdr->f, H5AC_EARRAY_DBLOCK, dblock_addr, dblock, H5AC__NO_FLAGS_SET) < 0) + H5E_THROW(H5E_CANTINSERT, "can't add extensible array data block to cache") +inserted = TRUE; + +/* Add data block as child of 'top' proxy */ +if (hdr->top_proxy) { + if (H5AC_proxy_entry_add_child(hdr->top_proxy, hdr->f, dblock) < 0) + H5E_THROW(H5E_CANTSET, "unable to add extensible array entry as child of array proxy") + dblock->top_proxy = hdr->top_proxy; +} /* end if */ + +/* Update extensible array data block statistics */ +hdr->stats.stored.ndata_blks++; +hdr->stats.stored.data_blk_size += dblock->size; + +/* Increment count of elements "realized" */ +hdr->stats.stored.nelmts += nelmts; + +/* Mark the statistics as changed */ +*stats_changed = TRUE; + +/* Set address of data block to return */ +ret_value = dblock_addr; CATCH - if(!H5F_addr_defined(ret_value)) - if(dblock) { - /* Remove from cache, if inserted */ - if(inserted) - if(H5AC_remove_entry(dblock) < 0) - H5E_THROW(H5E_CANTREMOVE, "unable to remove extensible array data block from cache") - - /* Release data block's disk space */ - if(H5F_addr_defined(dblock->addr) && H5MF_xfree(hdr->f, H5FD_MEM_EARRAY_DBLOCK, dblock->addr, (hsize_t)dblock->size) < 0) - H5E_THROW(H5E_CANTFREE, "unable to release extensible array data block") - - /* Destroy data block */ - if(H5EA__dblock_dest(dblock) < 0) - H5E_THROW(H5E_CANTFREE, "unable to destroy extensible array data block") - } /* end if */ +if (!H5F_addr_defined(ret_value)) + if (dblock) { + /* Remove from cache, if inserted */ + if (inserted) + if (H5AC_remove_entry(dblock) < 0) + H5E_THROW(H5E_CANTREMOVE, "unable to remove extensible array data block from cache") + + /* Release data block's disk space */ + if (H5F_addr_defined(dblock->addr) && + H5MF_xfree(hdr->f, H5FD_MEM_EARRAY_DBLOCK, dblock->addr, (hsize_t)dblock->size) < 0) + H5E_THROW(H5E_CANTFREE, "unable to release extensible array data block") + + /* Destroy data block */ + if (H5EA__dblock_dest(dblock) < 0) + H5E_THROW(H5E_CANTFREE, "unable to destroy extensible array data block") + } /* end if */ -END_FUNC(PKG) /* end H5EA__dblock_create() */ +END_FUNC(PKG) /* end H5EA__dblock_create() */ - /*------------------------------------------------------------------------- * Function: H5EA__dblock_sblk_idx * @@ -250,30 +236,27 @@ END_FUNC(PKG) /* end H5EA__dblock_create() */ * *------------------------------------------------------------------------- */ -BEGIN_FUNC(PKG, NOERR, -unsigned, 0, -, -H5EA__dblock_sblk_idx(const H5EA_hdr_t *hdr, hsize_t idx)) +BEGIN_FUNC(PKG, NOERR, unsigned, 0, -, H5EA__dblock_sblk_idx(const H5EA_hdr_t *hdr, hsize_t idx)) - /* Local variables */ - unsigned sblk_idx; /* Which superblock does this index fall in? */ +/* Local variables */ +unsigned sblk_idx; /* Which superblock does this index fall in? */ - /* Sanity check */ - HDassert(hdr); - HDassert(idx >= hdr->cparam.idx_blk_elmts); +/* Sanity check */ +HDassert(hdr); +HDassert(idx >= hdr->cparam.idx_blk_elmts); - /* Adjust index for elements in index block */ - idx -= hdr->cparam.idx_blk_elmts; +/* Adjust index for elements in index block */ +idx -= hdr->cparam.idx_blk_elmts; - /* Determine the superblock information for the index */ - H5_CHECK_OVERFLOW(idx, /*From:*/hsize_t, /*To:*/uint64_t); - sblk_idx = H5VM_log2_gen((uint64_t)((idx / hdr->cparam.data_blk_min_elmts) + 1)); +/* Determine the superblock information for the index */ +H5_CHECK_OVERFLOW(idx, /*From:*/ hsize_t, /*To:*/ uint64_t); +sblk_idx = H5VM_log2_gen((uint64_t)((idx / hdr->cparam.data_blk_min_elmts) + 1)); - /* Set return value */ - ret_value = sblk_idx; +/* Set return value */ +ret_value = sblk_idx; -END_FUNC(PKG) /* end H5EA__dblock_sblk_idx() */ +END_FUNC(PKG) /* end H5EA__dblock_sblk_idx() */ - /*------------------------------------------------------------------------- * Function: H5EA__dblock_protect * @@ -286,56 +269,56 @@ END_FUNC(PKG) /* end H5EA__dblock_sblk_idx() */ * *------------------------------------------------------------------------- */ -BEGIN_FUNC(PKG, ERR, -H5EA_dblock_t *, NULL, NULL, -H5EA__dblock_protect(H5EA_hdr_t *hdr, void *parent, haddr_t dblk_addr, - size_t dblk_nelmts, unsigned flags)) - - /* Local variables */ - H5EA_dblock_t *dblock; /* Extensible array data block */ - H5EA_dblock_cache_ud_t udata; /* Information needed for loading data block */ - - /* Sanity check */ - HDassert(hdr); - HDassert(H5F_addr_defined(dblk_addr)); - HDassert(dblk_nelmts); - - /* only the H5AC__READ_ONLY_FLAG may be set */ - HDassert((flags & (unsigned)(~H5AC__READ_ONLY_FLAG)) == 0); - - /* Set up user data */ - udata.hdr = hdr; - udata.parent = parent; - udata.nelmts = dblk_nelmts; - udata.dblk_addr = dblk_addr; - - /* Protect the data block */ - if(NULL == (dblock = (H5EA_dblock_t *)H5AC_protect(hdr->f, H5AC_EARRAY_DBLOCK, dblk_addr, &udata, flags))) - H5E_THROW(H5E_CANTPROTECT, "unable to protect extensible array data block, address = %llu", (unsigned long long)dblk_addr) - - /* Create top proxy, if it doesn't exist */ - if(hdr->top_proxy && NULL == dblock->top_proxy) { - /* Add data block as child of 'top' proxy */ - if(H5AC_proxy_entry_add_child(hdr->top_proxy, hdr->f, dblock) < 0) - H5E_THROW(H5E_CANTSET, "unable to add extensible array entry as child of array proxy") - dblock->top_proxy = hdr->top_proxy; - } /* end if */ +BEGIN_FUNC(PKG, ERR, H5EA_dblock_t *, NULL, NULL, + H5EA__dblock_protect(H5EA_hdr_t *hdr, void *parent, haddr_t dblk_addr, size_t dblk_nelmts, + unsigned flags)) + +/* Local variables */ +H5EA_dblock_t * dblock; /* Extensible array data block */ +H5EA_dblock_cache_ud_t udata; /* Information needed for loading data block */ + +/* Sanity check */ +HDassert(hdr); +HDassert(H5F_addr_defined(dblk_addr)); +HDassert(dblk_nelmts); + +/* only the H5AC__READ_ONLY_FLAG may be set */ +HDassert((flags & (unsigned)(~H5AC__READ_ONLY_FLAG)) == 0); + +/* Set up user data */ +udata.hdr = hdr; +udata.parent = parent; +udata.nelmts = dblk_nelmts; +udata.dblk_addr = dblk_addr; + +/* Protect the data block */ +if (NULL == (dblock = (H5EA_dblock_t *)H5AC_protect(hdr->f, H5AC_EARRAY_DBLOCK, dblk_addr, &udata, flags))) + H5E_THROW(H5E_CANTPROTECT, "unable to protect extensible array data block, address = %llu", + (unsigned long long)dblk_addr) + +/* Create top proxy, if it doesn't exist */ +if (hdr->top_proxy && NULL == dblock->top_proxy) { + /* Add data block as child of 'top' proxy */ + if (H5AC_proxy_entry_add_child(hdr->top_proxy, hdr->f, dblock) < 0) + H5E_THROW(H5E_CANTSET, "unable to add extensible array entry as child of array proxy") + dblock->top_proxy = hdr->top_proxy; +} /* end if */ - /* Set return value */ - ret_value = dblock; +/* Set return value */ +ret_value = dblock; CATCH - /* Clean up on error */ - if(!ret_value) { - /* Release the data block, if it was protected */ - if(dblock && H5AC_unprotect(hdr->f, H5AC_EARRAY_DBLOCK, dblock->addr, dblock, H5AC__NO_FLAGS_SET) < 0) - H5E_THROW(H5E_CANTUNPROTECT, "unable to unprotect extensible array data block, address = %llu", (unsigned long long)dblock->addr) - } /* end if */ +/* Clean up on error */ +if (!ret_value) { + /* Release the data block, if it was protected */ + if (dblock && H5AC_unprotect(hdr->f, H5AC_EARRAY_DBLOCK, dblock->addr, dblock, H5AC__NO_FLAGS_SET) < 0) + H5E_THROW(H5E_CANTUNPROTECT, "unable to unprotect extensible array data block, address = %llu", + (unsigned long long)dblock->addr) +} /* end if */ -END_FUNC(PKG) /* end H5EA__dblock_protect() */ +END_FUNC(PKG) /* end H5EA__dblock_protect() */ - /*------------------------------------------------------------------------- * Function: H5EA__dblock_unprotect * @@ -348,24 +331,23 @@ END_FUNC(PKG) /* end H5EA__dblock_protect() */ * *------------------------------------------------------------------------- */ -BEGIN_FUNC(PKG, ERR, -herr_t, SUCCEED, FAIL, -H5EA__dblock_unprotect(H5EA_dblock_t *dblock, unsigned cache_flags)) +BEGIN_FUNC(PKG, ERR, herr_t, SUCCEED, FAIL, + H5EA__dblock_unprotect(H5EA_dblock_t *dblock, unsigned cache_flags)) - /* Local variables */ +/* Local variables */ - /* Sanity check */ - HDassert(dblock); +/* Sanity check */ +HDassert(dblock); - /* Unprotect the data block */ - if(H5AC_unprotect(dblock->hdr->f, H5AC_EARRAY_DBLOCK, dblock->addr, dblock, cache_flags) < 0) - H5E_THROW(H5E_CANTUNPROTECT, "unable to unprotect extensible array data block, address = %llu", (unsigned long long)dblock->addr) +/* Unprotect the data block */ +if (H5AC_unprotect(dblock->hdr->f, H5AC_EARRAY_DBLOCK, dblock->addr, dblock, cache_flags) < 0) + H5E_THROW(H5E_CANTUNPROTECT, "unable to unprotect extensible array data block, address = %llu", + (unsigned long long)dblock->addr) CATCH -END_FUNC(PKG) /* end H5EA__dblock_unprotect() */ +END_FUNC(PKG) /* end H5EA__dblock_unprotect() */ - /*------------------------------------------------------------------------- * Function: H5EA__dblock_delete * @@ -378,56 +360,54 @@ END_FUNC(PKG) /* end H5EA__dblock_unprotect() */ * *------------------------------------------------------------------------- */ -BEGIN_FUNC(PKG, ERR, -herr_t, SUCCEED, FAIL, -H5EA__dblock_delete(H5EA_hdr_t *hdr, void *parent, haddr_t dblk_addr, - size_t dblk_nelmts)) - - /* Local variables */ - H5EA_dblock_t *dblock = NULL; /* Pointer to data block */ - - /* Sanity check */ - HDassert(hdr); - HDassert(parent); - HDassert(H5F_addr_defined(dblk_addr)); - HDassert(dblk_nelmts > 0); - - /* Protect data block */ - if(NULL == (dblock = H5EA__dblock_protect(hdr, parent, dblk_addr, dblk_nelmts, H5AC__NO_FLAGS_SET))) - H5E_THROW(H5E_CANTPROTECT, "unable to protect extensible array data block, address = %llu", (unsigned long long)dblk_addr) - - /* Check if this is a paged data block */ - if(dblk_nelmts > hdr->dblk_page_nelmts) { - size_t npages = dblk_nelmts / hdr->dblk_page_nelmts; /* Number of pages in data block */ - haddr_t dblk_page_addr; /* Address of each data block page */ - size_t dblk_page_size; /* Size of each data block page */ - size_t u; /* Local index variable */ - - /* Set up initial state */ - dblk_page_addr = dblk_addr + H5EA_DBLOCK_PREFIX_SIZE(dblock); - dblk_page_size = (hdr->dblk_page_nelmts * hdr->cparam.raw_elmt_size) - + H5EA_SIZEOF_CHKSUM; - - /* Iterate over pages in data block */ - for(u = 0; u < npages; u++) { - /* Evict the data block page from the metadata cache */ - /* (OK to call if it doesn't exist in the cache) */ - if(H5AC_expunge_entry(hdr->f, H5AC_EARRAY_DBLK_PAGE, dblk_page_addr, H5AC__NO_FLAGS_SET) < 0) - H5E_THROW(H5E_CANTEXPUNGE, "unable to remove array data block page from metadata cache") - - /* Advance to next page address */ - dblk_page_addr += dblk_page_size; - } /* end for */ - } /* end if */ +BEGIN_FUNC(PKG, ERR, herr_t, SUCCEED, FAIL, + H5EA__dblock_delete(H5EA_hdr_t *hdr, void *parent, haddr_t dblk_addr, size_t dblk_nelmts)) + +/* Local variables */ +H5EA_dblock_t *dblock = NULL; /* Pointer to data block */ + +/* Sanity check */ +HDassert(hdr); +HDassert(parent); +HDassert(H5F_addr_defined(dblk_addr)); +HDassert(dblk_nelmts > 0); + +/* Protect data block */ +if (NULL == (dblock = H5EA__dblock_protect(hdr, parent, dblk_addr, dblk_nelmts, H5AC__NO_FLAGS_SET))) + H5E_THROW(H5E_CANTPROTECT, "unable to protect extensible array data block, address = %llu", + (unsigned long long)dblk_addr) + +/* Check if this is a paged data block */ +if (dblk_nelmts > hdr->dblk_page_nelmts) { + size_t npages = dblk_nelmts / hdr->dblk_page_nelmts; /* Number of pages in data block */ + haddr_t dblk_page_addr; /* Address of each data block page */ + size_t dblk_page_size; /* Size of each data block page */ + size_t u; /* Local index variable */ + + /* Set up initial state */ + dblk_page_addr = dblk_addr + H5EA_DBLOCK_PREFIX_SIZE(dblock); + dblk_page_size = (hdr->dblk_page_nelmts * hdr->cparam.raw_elmt_size) + H5EA_SIZEOF_CHKSUM; + + /* Iterate over pages in data block */ + for (u = 0; u < npages; u++) { + /* Evict the data block page from the metadata cache */ + /* (OK to call if it doesn't exist in the cache) */ + if (H5AC_expunge_entry(hdr->f, H5AC_EARRAY_DBLK_PAGE, dblk_page_addr, H5AC__NO_FLAGS_SET) < 0) + H5E_THROW(H5E_CANTEXPUNGE, "unable to remove array data block page from metadata cache") + + /* Advance to next page address */ + dblk_page_addr += dblk_page_size; + } /* end for */ +} /* end if */ CATCH - /* Finished deleting data block in metadata cache */ - if(dblock && H5EA__dblock_unprotect(dblock, H5AC__DIRTIED_FLAG | H5AC__DELETED_FLAG | H5AC__FREE_FILE_SPACE_FLAG) < 0) - H5E_THROW(H5E_CANTUNPROTECT, "unable to release extensible array data block") +/* Finished deleting data block in metadata cache */ +if (dblock && + H5EA__dblock_unprotect(dblock, H5AC__DIRTIED_FLAG | H5AC__DELETED_FLAG | H5AC__FREE_FILE_SPACE_FLAG) < 0) + H5E_THROW(H5E_CANTUNPROTECT, "unable to release extensible array data block") -END_FUNC(PKG) /* end H5EA__dblock_delete() */ +END_FUNC(PKG) /* end H5EA__dblock_delete() */ - /*------------------------------------------------------------------------- * Function: H5EA__dblock_dest * @@ -440,39 +420,36 @@ END_FUNC(PKG) /* end H5EA__dblock_delete() */ * *------------------------------------------------------------------------- */ -BEGIN_FUNC(PKG, ERR, -herr_t, SUCCEED, FAIL, -H5EA__dblock_dest(H5EA_dblock_t *dblock)) - - /* Sanity check */ - HDassert(dblock); - HDassert(!dblock->has_hdr_depend); - - /* Check if shared header field has been initialized */ - if(dblock->hdr) { - /* Check if we've got elements in the data block */ - if(dblock->elmts && !dblock->npages) { - /* Free buffer for data block elements */ - HDassert(dblock->nelmts > 0); - if(H5EA__hdr_free_elmts(dblock->hdr, dblock->nelmts, dblock->elmts) < 0) - H5E_THROW(H5E_CANTFREE, "unable to free extensible array data block element buffer") - dblock->elmts = NULL; - dblock->nelmts = 0; - } /* end if */ - - /* Decrement reference count on shared info */ - if(H5EA__hdr_decr(dblock->hdr) < 0) - H5E_THROW(H5E_CANTDEC, "can't decrement reference count on shared array header") - dblock->hdr = NULL; +BEGIN_FUNC(PKG, ERR, herr_t, SUCCEED, FAIL, H5EA__dblock_dest(H5EA_dblock_t *dblock)) + +/* Sanity check */ +HDassert(dblock); +HDassert(!dblock->has_hdr_depend); + +/* Check if shared header field has been initialized */ +if (dblock->hdr) { + /* Check if we've got elements in the data block */ + if (dblock->elmts && !dblock->npages) { + /* Free buffer for data block elements */ + HDassert(dblock->nelmts > 0); + if (H5EA__hdr_free_elmts(dblock->hdr, dblock->nelmts, dblock->elmts) < 0) + H5E_THROW(H5E_CANTFREE, "unable to free extensible array data block element buffer") + dblock->elmts = NULL; + dblock->nelmts = 0; } /* end if */ - /* Sanity check */ - HDassert(NULL == dblock->top_proxy); + /* Decrement reference count on shared info */ + if (H5EA__hdr_decr(dblock->hdr) < 0) + H5E_THROW(H5E_CANTDEC, "can't decrement reference count on shared array header") + dblock->hdr = NULL; +} /* end if */ - /* Free the data block itself */ - dblock = H5FL_FREE(H5EA_dblock_t, dblock); +/* Sanity check */ +HDassert(NULL == dblock->top_proxy); -CATCH +/* Free the data block itself */ +dblock = H5FL_FREE(H5EA_dblock_t, dblock); -END_FUNC(PKG) /* end H5EA__dblock_dest() */ +CATCH +END_FUNC(PKG) /* end H5EA__dblock_dest() */ |