Difference between revisions of "Download/kernel/rhel6-testing/042stab055.4/changes"
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* [scheduler] warning added if huge IPI latency is detected (debug for PSBM-11683) | * [scheduler] warning added if huge IPI latency is detected (debug for PSBM-11683) | ||
* [timer] kernel panic in timer interrupt in kexec on nodes with buggy BIOS fixed (PSBM-12579) | * [timer] kernel panic in timer interrupt in kexec on nodes with buggy BIOS fixed (PSBM-12579) | ||
| − | * [memory reclaimer] possibility to use sync writeback | + | * [memory reclaimer] possibility to use sync writeback, make nodes much more responsive on high memory pressure (PSBM-11683, {{B|2188}}) |
* [oom] OOM priorities configuration has been reworked completely (PSBM-12263) | * [oom] OOM priorities configuration has been reworked completely (PSBM-12263) | ||
* [cgroups] kernel panic in devcgroup_seq_read() has been fixed (PSBM-12254) | * [cgroups] kernel panic in devcgroup_seq_read() has been fixed (PSBM-12254) | ||
* [cpt] task credentials fix | * [cpt] task credentials fix | ||
* [sheduler stat] /proc/uptime should now show correct idle time inside CT (PCLIN-30774) | * [sheduler stat] /proc/uptime should now show correct idle time inside CT (PCLIN-30774) | ||
| − | * [ | + | * [fs] fix occasional NULL pointer dereference in show_vfsmnt() -> prepare_mnt_root_mangle() (PCLIN-30843, {{B|2188#c62}}) |
| + | * [fs] fdatasync() optimization and statistics (/sys/fs/ext4/$dev/{inflight_requests,optimized_flushes}) (PSBM-12094) | ||
| + | * [cpt] fix locking for netfilter conntrack expectations (PSBM-12691) | ||
| + | * [cpt] do not try to restore CT which can't be undumped (PSBM-12693, possibly {{B|2244}}) | ||
| + | * [ploop] initial (incomplete) implementation of io_kaio - ploop io module based on in-kernel direct aio (PCLIN-30658) | ||
| + | * [ploop] optimization to more effectively merge requests by converting bio reqs to ploop reqs earlier | ||
=== See also === | === See also === | ||
* {{RHSA|2012-0481}} | * {{RHSA|2012-0481}} | ||
Latest revision as of 04:31, 28 April 2012
Changes[edit]
Since 042stab054.5:
- rebased on 2.6.32-220.13.1.el6 RHEL6.2 kernel (security, bug fixes, and enhancements, see below)
- [fuse] our fuse O_DIRECT support implementation has been removed, Red Hat added the support
- [megaraid_sas] mask off flags in the ioctl path to prevent memory scribble with older MegaCLI versions (#2240)
- [atl1] kernel panic fixed in case of DMA errors
- [scheduler] warning added if huge IPI latency is detected (debug for PSBM-11683)
- [timer] kernel panic in timer interrupt in kexec on nodes with buggy BIOS fixed (PSBM-12579)
- [memory reclaimer] possibility to use sync writeback, make nodes much more responsive on high memory pressure (PSBM-11683, #2188)
- [oom] OOM priorities configuration has been reworked completely (PSBM-12263)
- [cgroups] kernel panic in devcgroup_seq_read() has been fixed (PSBM-12254)
- [cpt] task credentials fix
- [sheduler stat] /proc/uptime should now show correct idle time inside CT (PCLIN-30774)
- [fs] fix occasional NULL pointer dereference in show_vfsmnt() -> prepare_mnt_root_mangle() (PCLIN-30843, #2188#c62)
- [fs] fdatasync() optimization and statistics (/sys/fs/ext4/$dev/{inflight_requests,optimized_flushes}) (PSBM-12094)
- [cpt] fix locking for netfilter conntrack expectations (PSBM-12691)
- [cpt] do not try to restore CT which can't be undumped (PSBM-12693, possibly #2244)
- [ploop] initial (incomplete) implementation of io_kaio - ploop io module based on in-kernel direct aio (PCLIN-30658)
- [ploop] optimization to more effectively merge requests by converting bio reqs to ploop reqs earlier
