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Diffstat (limited to 'release_docs/RELEASE.txt')
| -rw-r--r-- | release_docs/RELEASE.txt | 15 |
1 files changed, 15 insertions, 0 deletions
diff --git a/release_docs/RELEASE.txt b/release_docs/RELEASE.txt index f668207..3ddb9c7 100644 --- a/release_docs/RELEASE.txt +++ b/release_docs/RELEASE.txt @@ -609,6 +609,21 @@ Bug Fixes since HDF5-1.10.3 release (DER - 2019/08/27, HDFFV-10892) + - Torn pread/pwrite I/O would result in read and write corruption. + + In the sec2, log, and core (with backing store) virtual file drivers + (VFDs), the read and write calls incorrectly reset the offset parameter + on torn pread and pwrite operations (i.e., I/O operations which fail to + be written atomically by the OS). For this bug to occur, pread/pwrite + have to be configured (this is the default if they are present on the + system) and the pread/pwrite operation has to fail to transfer all + the bytes, resulting in a multiple pread/pwrite calls. + + This feature was initially enabled in HDF5 1.10.5 so the bug is + limited to that version. + + (DER - 2019/12/09, HDFFV-10945) + Java Library: ---------------- |