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authorQuincey Koziol <koziol@hdfgroup.org>2009-10-15 18:26:50 (GMT)
committerQuincey Koziol <koziol@hdfgroup.org>2009-10-15 18:26:50 (GMT)
commitd38b38db5a78e1d47a7610b00c65f54b5533de0c (patch)
treee2dd16037e239fa45552f2fa113a4e6caa9287aa /src/H5B2stat.c
parentf7b06c8505eee62e54e295468b45ebcfd0f2cf65 (diff)
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[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/H5B2stat.c')
-rw-r--r--src/H5B2stat.c10
1 files changed, 3 insertions, 7 deletions
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: