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| author | Quincey Koziol <koziol@koziol.gov> | 2020-05-01 22:59:57 (GMT) |
|---|---|---|
| committer | Quincey Koziol <koziol@koziol.gov> | 2020-05-01 22:59:57 (GMT) |
| commit | ac069841f3e4fd415750ebfa08c9011cfa688418 (patch) | |
| tree | 3040ba3f71ff5c61dbbe245726a8e6fdfb7d4bd6 /src/H5Dlayout.c | |
| parent | a1435404b5ff7cfccbaaa75534fc35a6776b17eb (diff) | |
| download | hdf5-ac069841f3e4fd415750ebfa08c9011cfa688418.zip hdf5-ac069841f3e4fd415750ebfa08c9011cfa688418.tar.gz hdf5-ac069841f3e4fd415750ebfa08c9011cfa688418.tar.bz2 | |
Avoid allocating a chunk index for datasets with 0-sized dimensions, until
the dataset is extended.
Diffstat (limited to 'src/H5Dlayout.c')
| -rw-r--r-- | src/H5Dlayout.c | 6 |
1 files changed, 4 insertions, 2 deletions
diff --git a/src/H5Dlayout.c b/src/H5Dlayout.c index b882578..e257140 100644 --- a/src/H5Dlayout.c +++ b/src/H5Dlayout.c @@ -559,10 +559,12 @@ H5D__layout_oh_create(H5F_t *file, H5O_t *oh, H5D_t *dset, hid_t dapl_id) } /* end if */ /* Create layout message */ - /* (Don't make layout message constant unless allocation time is early and non-filtered, since space may not be allocated) */ + /* (Don't make layout message constant unless allocation time is early and + * non-filtered and has >0 elements, since space may not be allocated -QAK) */ /* (Note: this is relying on H5D__alloc_storage not calling H5O_msg_write during dataset creation) */ if(fill_prop->alloc_time == H5D_ALLOC_TIME_EARLY && H5D_COMPACT != layout->type - && !dset->shared->dcpl_cache.pline.nused) + && !dset->shared->dcpl_cache.pline.nused + && (0 != H5S_GET_EXTENT_NPOINTS(dset->shared->space))) layout_mesg_flags = H5O_MSG_FLAG_CONSTANT; else layout_mesg_flags = 0; |