diff options
Diffstat (limited to 'release_docs')
| -rw-r--r-- | release_docs/RELEASE.txt | 23 |
1 files changed, 23 insertions, 0 deletions
diff --git a/release_docs/RELEASE.txt b/release_docs/RELEASE.txt index 8b27f9c..36c8865 100644 --- a/release_docs/RELEASE.txt +++ b/release_docs/RELEASE.txt @@ -169,6 +169,24 @@ New Features Library: -------- + - Added support for in-place type conversion in most cases + + In-place type conversion allows the library to perform type conversion + without an intermediate type conversion buffer. This can improve + performance by allowing I/O in a single operation over the entire + selection instead of being limited by the size of the intermediate buffer. + Implemented for I/O on contiguous and chunked datasets when the selection + is contiguous in memory and when the memory datatype is not smaller than + the file datatype. + + - Changed selection I/O to be on by default when using the MPIO file driver + + - Added support for selection I/O in the MPIO file driver + + Previously, only vector I/O operations were supported. Support for + selection I/O should improve performance and reduce memory uses in some + cases. + - Change the error handling for a not found path in the find plugin process. While attempting to load a plugin the HDF5 library will fail if one of the @@ -265,6 +283,11 @@ Bug Fixes since HDF5-1.14.0 release =================================== Library ------- + - Fixed bugs in selection I/O + + Previously, the library could fail in some cases when performing selection + I/O with type conversion. + - Fixed CVE-2018-13867 A corrupt file containing an invalid local heap datablock address |