Chapter 1. Package Updates
118
• Address file write performance degradation on ext2 file systems
BZ#513136
1005
When file write performance is measured using the iozone benchmark test, the performance of
Red Hat Enterprise Linux 5.4 GA Snapshot1 is about 40% lower than the performance of Red Hat
Enterprise Linux 5.3 GA in some cases. File read performance of 5.4 GA Snapshot1 is almost the
same as 5.3 GA.
This problem occured on both i386 and x86_64, however i386 performance degradation seemed to
be worse compared to x86_64.
This update converts ext2 to the new aops.
• getdents() reports
/proc/1/task/1/
as DT_UNKNOWN
BZ#509713
1006
• Do not return invalidated nlm_host
BZ#507549
1007
• Make NR_OPEN tunable
BZ#507159
1008
• Free journal buffers on ext3 and ext4 file systems after releasing private data belonging to a
mounted filesystem
BZ#506217
1009
• Prevent Genesis from getting stuck in a loop writing to an unlinked file
BZ#505331
1010
• Fix inode_table test in ext{2,3}_check_descriptors
BZ#504797
1011
• Support origin size < chunk size
BZ#502965
1012
• smbd proccess hangs with flock call
BZ#502531
1013
• inotify: fix race
BZ#499019
1014
• Don't allow setting ctime over v4
BZ#497909
1015
• AVC denied 0x100000 for a directory with eCryptFS and Apache
BZ#489774
1016
• Don't zero out pages array inside struct dio
BZ#488161
1017
• File truncations when both suid and write permissions are set
BZ#486975
1018
• Fix stripping SUID/SGID flags when chmod/chgrp directory
BZ#485099
1019
• Sanitize invalid partition table entries
BZ#481658
1020
• DIO write returns -EIO on try_to_release_page fail
BZ#461100
1021
• Batch AIO requests
BZ#532769
1022
• Add eventd support.
BZ#493101
1023
• Update ext4 to latest upstream codebase
BZ#528054
1024
• If a non-root setuid binary is run as root, its
/proc/<pid>/smaps
file cannot be read because the
file's permissions only allow access from a task with the original root UID value.
The
/proc/<pid>/smaps
file is now created with S_IRUGO permissions (-r--r--r--), which means it
can be read even when running a setuid binary.
BZ#322881
1025
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