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author | Quincey Koziol <koziol@hdfgroup.org> | 2015-12-13 05:42:36 (GMT) |
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committer | Quincey Koziol <koziol@hdfgroup.org> | 2015-12-13 05:42:36 (GMT) |
commit | e78db67c621a2ce04d95c1c6b2b4b3c23682abfb (patch) | |
tree | 56a0b2364c3416c82e2fdcdb0c245b9c07d9c149 /src/H5Dint.c | |
parent | aa4fc58ac985ba354525056428d79f918f95d119 (diff) | |
download | hdf5-e78db67c621a2ce04d95c1c6b2b4b3c23682abfb.zip hdf5-e78db67c621a2ce04d95c1c6b2b4b3c23682abfb.tar.gz hdf5-e78db67c621a2ce04d95c1c6b2b4b3c23682abfb.tar.bz2 |
[svn-r28606] Description:
Revisions to normalize revise chunks vs. trunk, plus push dataset metadata
changes into the cache immediately (instead of holding them within the dataset
data structures).
Tested on:
MacOSX/64 10.11.2 (amazon) w/serial & parallel
(h5committest not required on this branch)
Diffstat (limited to 'src/H5Dint.c')
-rw-r--r-- | src/H5Dint.c | 79 |
1 files changed, 36 insertions, 43 deletions
diff --git a/src/H5Dint.c b/src/H5Dint.c index 891805b..b9899c8 100644 --- a/src/H5Dint.c +++ b/src/H5Dint.c @@ -2566,7 +2566,6 @@ done: herr_t H5D__flush_real(H5D_t *dataset, hid_t dxpl_id) { - H5O_t *oh = NULL; /* Pointer to dataset's object header */ herr_t ret_value = SUCCEED; /* Return value */ FUNC_ENTER_PACKAGE_TAG(dxpl_id, dataset->oloc.addr, FAIL) @@ -2577,38 +2576,6 @@ H5D__flush_real(H5D_t *dataset, hid_t dxpl_id) /* Avoid flushing the dataset (again) if it's closing */ if(!dataset->shared->closing) { - /* Check for metadata changes that will require updating the object's modification time */ - if(dataset->shared->layout_dirty || dataset->shared->space_dirty) { - unsigned update_flags = H5O_UPDATE_TIME; /* Modification time flag */ - - /* Pin the object header */ - if(NULL == (oh = H5O_pin(&dataset->oloc, dxpl_id))) - HGOTO_ERROR(H5E_DATASET, H5E_CANTPIN, FAIL, "unable to pin dataset object header") - - /* Update the layout on disk, if it's been changed */ - if(dataset->shared->layout_dirty) { - if(H5D__layout_oh_write(dataset, dxpl_id, oh, update_flags) < 0) - HGOTO_ERROR(H5E_DATASET, H5E_WRITEERROR, FAIL, "unable to update layout/pline/efl info") - dataset->shared->layout_dirty = FALSE; - - /* Reset the "update the modification time" flag, so we only do it once */ - update_flags = 0; - } /* end if */ - - /* Update the dataspace on disk, if it's been changed */ - if(dataset->shared->space_dirty) { - if(H5S_write(dataset->oloc.file, dxpl_id, oh, update_flags, dataset->shared->space) < 0) - HGOTO_ERROR(H5E_DATASET, H5E_WRITEERROR, FAIL, "unable to update file with new dataspace") - dataset->shared->space_dirty = FALSE; - - /* Reset the "update the modification time" flag, so we only do it once */ - update_flags = 0; - } /* end if */ - - /* _Somebody_ should have update the modification time! */ - HDassert(update_flags == 0); - } /* end if */ - /* Flush cached raw data for each kind of dataset layout */ if(dataset->shared->layout.ops->flush && (dataset->shared->layout.ops->flush)(dataset, dxpl_id) < 0) @@ -2616,11 +2583,6 @@ H5D__flush_real(H5D_t *dataset, hid_t dxpl_id) } /* end if */ done: - /* Release pointer to object header */ - if(oh != NULL) - if(H5O_unpin(oh) < 0) - HDONE_ERROR(H5E_DATASET, H5E_CANTUNPIN, FAIL, "unable to unpin dataset object header") - FUNC_LEAVE_NOAPI_TAG(ret_value, FAIL) } /* end H5D__flush_real() */ @@ -2641,19 +2603,50 @@ done: herr_t H5D__mark(const H5D_t *dataset, hid_t H5_ATTR_UNUSED dxpl_id, unsigned flags) { + H5O_t *oh = NULL; /* Pointer to dataset's object header */ herr_t ret_value = SUCCEED; /* Return value */ - FUNC_ENTER_PACKAGE_NOERR + FUNC_ENTER_PACKAGE /* Check args */ HDassert(dataset); HDassert(!(flags & (unsigned)~(H5D_MARK_SPACE | H5D_MARK_LAYOUT))); /* Mark aspects of the dataset as dirty */ - if(flags & H5D_MARK_SPACE) - dataset->shared->space_dirty = TRUE; - if(flags & H5D_MARK_LAYOUT) - dataset->shared->layout_dirty = TRUE; + if(flags) { + unsigned update_flags = H5O_UPDATE_TIME; /* Modification time flag */ + + /* Pin the object header */ + if(NULL == (oh = H5O_pin(&dataset->oloc, dxpl_id))) + HGOTO_ERROR(H5E_DATASET, H5E_CANTPIN, FAIL, "unable to pin dataset object header") + + /* Update the layout on disk, if it's been changed */ + if(flags & H5D_MARK_LAYOUT) { + if(H5D__layout_oh_write(dataset, dxpl_id, oh, update_flags) < 0) + HGOTO_ERROR(H5E_DATASET, H5E_WRITEERROR, FAIL, "unable to update layout/pline/efl info") + + /* Reset the "update the modification time" flag, so we only do it once */ + update_flags = 0; + } /* end if */ + + /* Update the dataspace on disk, if it's been changed */ + if(flags & H5D_MARK_SPACE) { + if(H5S_write(dataset->oloc.file, dxpl_id, oh, update_flags, dataset->shared->space) < 0) + HGOTO_ERROR(H5E_DATASET, H5E_WRITEERROR, FAIL, "unable to update file with new dataspace") + + /* Reset the "update the modification time" flag, so we only do it once */ + update_flags = 0; + } /* end if */ + + /* _Somebody_ should have update the modification time! */ + HDassert(update_flags == 0); + } /* end if */ + +done: + /* Release pointer to object header */ + if(oh != NULL) + if(H5O_unpin(oh) < 0) + HDONE_ERROR(H5E_DATASET, H5E_CANTUNPIN, FAIL, "unable to unpin dataset object header") FUNC_LEAVE_NOAPI(ret_value) } /* end H5D__mark() */ |