Download/kernel/rhel6-testing/042stab056.11/changes

Changes

Since 042stab056.8:

• Rebased to 2.6.32-220.17.1.el6 RHEL6.2 kernel (security and bug fixes, see link below)
• [ovs] Open vSwitch support is complete and enabled
• [ext4/xfs] warnings were added to detect a situation when direct reclaim tries to write writeback pages
• [block] sleep while atomic has been fixed (bug introduced in 56.8 kernel)
• [mm] several enhancements on direct reclaim and writeback joint work
• [cpt] CT restore could hang in case of any cpt error handling (PSBM-13440)
• [cpt] deleted /dev/zero file handling has been enhanced during cpt, fixing migration failures on recent kernels. (PSBM-13440)
• [cpt] mount namespaces (for Fedora 17) checkpoint/restore support has been added (PSBM-13004)
• [scheduler] idle time stat reported by /proc/stat has been corrected (PCLIN-30773)
• [scheduler] scheduler bug report has been corrected to print proper calltrace
• [ipv6] deadlock on network interface shutdown fixed (PSBM-13449)
• [watchdog] prohibit access to hardware watchdog devices from inside CTs (#2286)
• [mm] BUG_ON on freeing a writeback page has been fixed (PSBM-13075)
• [fuse] some fairness in handling writeback has been added (PSBM-13465)
• [mm] dirty pages reclaim process now can be interrupted by SIGKILL to appropriate process. This will help in case the underlying fs is stuck. (PSBM-13566)
• [cgroups] locking order has been corrected => deadlock has been fixed (PSBM-13297, #2278)
• [cpt/mqueue/Fedora17] mqueue fs mount inside a CT has been enabled, this fs is needed for Fedora 17. Online migration of a Fedora 17 CT with _empty_ mqueue fs mounted is supported (at the moment we do not know who uses mqueue fs in real life). If mqueue mount is not empty - the online migration fails (PSBM-13213)
• [cpt] a kernel panic has been fixed

See also

• RHSA-2012:0571