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authorQuincey Koziol <koziol@hdfgroup.org>2010-05-05 22:47:56 (GMT)
committerQuincey Koziol <koziol@hdfgroup.org>2010-05-05 22:47:56 (GMT)
commit93170b425a30c328c3db0183d8870c6e535c9d7c (patch)
treeb329e021fddcf8544e8f928eae0401eac8796752 /src/H5HG.c
parentf0ecd713070b869c0d89d2ff0c991ade04852177 (diff)
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[svn-r18716] Description:
Bring r18715 from metadata journaling merging branch to trunk: Changes to further align trunk with state of metadata journaling branch. 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 (amani) 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-amd64 2.6 (abe) w/parallel, w/FORTRAN, in production mode Mac OS X/32 10.6.3 (amazon) in debug mode Mac OS X/32 10.6.3 (amazon) w/C++ & FORTRAN, w/threadsafe, in production mode
Diffstat (limited to 'src/H5HG.c')
-rw-r--r--src/H5HG.c55
1 files changed, 47 insertions, 8 deletions
diff --git a/src/H5HG.c b/src/H5HG.c
index 4904591..99ffb50 100644
--- a/src/H5HG.c
+++ b/src/H5HG.c
@@ -253,6 +253,45 @@ done:
/*-------------------------------------------------------------------------
+ * Function: H5HG_protect
+ *
+ * Purpose: Convenience wrapper around H5AC_protect on an indirect block
+ *
+ * Return: Pointer to indirect block on success, NULL on failure
+ *
+ * Programmer: Quincey Koziol
+ * Wednesday, May 5, 2010
+ *
+ *-------------------------------------------------------------------------
+ */
+H5HG_t *
+H5HG_protect(H5F_t *f, hid_t dxpl_id, haddr_t addr, H5AC_protect_t rw)
+{
+ H5HG_heap_t *heap; /* Global heap */
+ H5HG_heap_t *ret_value; /* Return value */
+
+ FUNC_ENTER_NOAPI_NOINIT(H5HG_protect)
+
+ /* Check arguments */
+ HDassert(f);
+ HDassert(H5F_addr_defined(addr));
+
+ /* Lock the heap into memory */
+ if(NULL == (heap = (H5HG_heap_t *)H5AC_protect(f, dxpl_id, H5AC_GHEAP, addr, f, rw)))
+ HGOTO_ERROR(H5E_HEAP, H5E_CANTPROTECT, NULL, "unable to protect global heap")
+
+ /* Set the heap's address */
+ heap->addr = addr;
+
+ /* Set the return value */
+ ret_value = heap;
+
+done:
+ FUNC_LEAVE_NOAPI(ret_value)
+} /* H5HG_protect() */
+
+
+/*-------------------------------------------------------------------------
* Function: H5HG_alloc
*
* Purpose: Given a heap with enough free space, this function will split
@@ -590,8 +629,8 @@ H5HG_insert(H5F_t *f, hid_t dxpl_id, size_t size, void *obj, H5HG_t *hobj/*out*/
} /* end if */
} /* end else */
HDassert(H5F_addr_defined(addr));
- if(NULL == (heap = (H5HG_heap_t *)H5AC_protect(f, dxpl_id, H5AC_GHEAP, addr, f, H5AC_WRITE)))
- HGOTO_ERROR(H5E_HEAP, H5E_CANTLOAD, FAIL, "unable to load heap")
+ if(NULL == (heap = H5HG_protect(f, dxpl_id, addr, H5AC_WRITE)))
+ HGOTO_ERROR(H5E_HEAP, H5E_CANTPROTECT, FAIL, "unable to protect global heap")
/* Split the free space to make room for the new object */
idx = H5HG_alloc(f, heap, size, &heap_flags);
@@ -653,8 +692,8 @@ H5HG_read(H5F_t *f, hid_t dxpl_id, H5HG_t *hobj, void *object/*out*/,
HDassert(hobj);
/* Load the heap */
- if(NULL == (heap = (H5HG_heap_t *)H5AC_protect(f, dxpl_id, H5AC_GHEAP, hobj->addr, f, H5AC_READ)))
- HGOTO_ERROR(H5E_HEAP, H5E_CANTLOAD, NULL, "unable to load heap")
+ if(NULL == (heap = H5HG_protect(f, dxpl_id, hobj->addr, H5AC_READ)))
+ HGOTO_ERROR(H5E_HEAP, H5E_CANTPROTECT, NULL, "unable to protect global heap")
HDassert(hobj->idx < heap->nused);
HDassert(heap->obj[hobj->idx].begin);
@@ -735,8 +774,8 @@ H5HG_link(H5F_t *f, hid_t dxpl_id, const H5HG_t *hobj, int adjust)
HGOTO_ERROR(H5E_HEAP, H5E_WRITEERROR, FAIL, "no write intent on file")
/* Load the heap */
- if(NULL == (heap = (H5HG_heap_t *)H5AC_protect(f, dxpl_id, H5AC_GHEAP, hobj->addr, f, H5AC_WRITE)))
- HGOTO_ERROR(H5E_HEAP, H5E_CANTLOAD, FAIL, "unable to load heap")
+ if(NULL == (heap = H5HG_protect(f, dxpl_id, hobj->addr, H5AC_WRITE)))
+ HGOTO_ERROR(H5E_HEAP, H5E_CANTPROTECT, FAIL, "unable to protect global heap")
if(adjust != 0) {
HDassert(hobj->idx < heap->nused);
@@ -798,8 +837,8 @@ H5HG_remove (H5F_t *f, hid_t dxpl_id, H5HG_t *hobj)
HGOTO_ERROR(H5E_HEAP, H5E_WRITEERROR, FAIL, "no write intent on file")
/* Load the heap */
- if(NULL == (heap = (H5HG_heap_t *)H5AC_protect(f, dxpl_id, H5AC_GHEAP, hobj->addr, f, H5AC_WRITE)))
- HGOTO_ERROR(H5E_HEAP, H5E_CANTLOAD, FAIL, "unable to load heap")
+ if(NULL == (heap = H5HG_protect(f, dxpl_id, hobj->addr, H5AC_WRITE)))
+ HGOTO_ERROR(H5E_HEAP, H5E_CANTPROTECT, FAIL, "unable to protect global heap")
HDassert(hobj->idx < heap->nused);
HDassert(heap->obj[hobj->idx].begin);