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author | Quincey Koziol <koziol@hdfgroup.org> | 2004-06-14 20:39:08 (GMT) |
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committer | Quincey Koziol <koziol@hdfgroup.org> | 2004-06-14 20:39:08 (GMT) |
commit | fabb5167ba3afb1f32784d274df67f8b6195e5ea (patch) | |
tree | a8d00af71a6f9fd04127fbb42b930284765e1867 /src/H5D.c | |
parent | ef01629bb29800c8837a261b85897570e4c092c1 (diff) | |
download | hdf5-fabb5167ba3afb1f32784d274df67f8b6195e5ea.zip hdf5-fabb5167ba3afb1f32784d274df67f8b6195e5ea.tar.gz hdf5-fabb5167ba3afb1f32784d274df67f8b6195e5ea.tar.bz2 |
[svn-r8686] Purpose:
Code optimization
Description:
Eliminate memcpy() when using default DXPL by pointing at existing
default object, instead of copying it.
Platforms tested:
Solaris 2.7 (arabica)
FreeBSD 4.10 (sleipnir) w/parallel
Too minor to require h5committest
Diffstat (limited to 'src/H5D.c')
-rw-r--r-- | src/H5D.c | 7 |
1 files changed, 4 insertions, 3 deletions
@@ -3852,18 +3852,19 @@ H5D_set_extent(H5D_t *dset, const hsize_t *size, hid_t dxpl_id) *------------------------------------------------------------------------- */ if(shrink && H5D_CHUNKED == dset->layout.type) { - H5D_dxpl_cache_t dxpl_cache; /* Cached data transfer properties */ + H5D_dxpl_cache_t _dxpl_cache; /* Data transfer property cache buffer */ + H5D_dxpl_cache_t *dxpl_cache=&_dxpl_cache; /* Data transfer property cache */ /* Fill the DXPL cache values for later use */ if (H5D_get_dxpl_cache(dxpl_id,&dxpl_cache)<0) HGOTO_ERROR(H5E_DATASET, H5E_CANTGET, FAIL, "can't fill dxpl cache") /* Remove excess chunks */ - if(H5D_istore_prune_by_extent(dset->ent.file, &dxpl_cache, dxpl_id, dset) < 0) + if(H5D_istore_prune_by_extent(dset->ent.file, dxpl_cache, dxpl_id, dset) < 0) HGOTO_ERROR(H5E_DATASET, H5E_WRITEERROR, FAIL, "unable to remove chunks ") /* Reset the elements outsize the new dimensions, but in existing chunks */ - if(H5D_istore_initialize_by_extent(dset->ent.file, &dxpl_cache, dxpl_id, dset) < 0) + if(H5D_istore_initialize_by_extent(dset->ent.file, dxpl_cache, dxpl_id, dset) < 0) HGOTO_ERROR(H5E_DATASET, H5E_WRITEERROR, FAIL, "unable to initialize chunks ") } /* end if */ } /* end if */ |