[El-errata] ELBA-2012-1199 Oracle Linux 6 kernel bug fix update

[Errata Announcements for Oracle Linux]

Oracle Linux Bug Fix Advisory ELBA-2012-1199

https://rhn.redhat.com/errata/RHBA-2012-1199.html

The following updated rpms for Oracle Linux 6 have been uploaded to the 
Unbreakable Linux Network:

i386:
kernel-2.6.32-279.5.2.el6.i686.rpm
kernel-debug-2.6.32-279.5.2.el6.i686.rpm
kernel-debug-devel-2.6.32-279.5.2.el6.i686.rpm
kernel-devel-2.6.32-279.5.2.el6.i686.rpm
kernel-doc-2.6.32-279.5.2.el6.noarch.rpm
kernel-firmware-2.6.32-279.5.2.el6.noarch.rpm
kernel-headers-2.6.32-279.5.2.el6.i686.rpm
perf-2.6.32-279.5.2.el6.i686.rpm
python-perf-2.6.32-279.5.2.el6.i686.rpm

x86_64:
kernel-2.6.32-279.5.2.el6.x86_64.rpm
kernel-debug-2.6.32-279.5.2.el6.x86_64.rpm
kernel-debug-devel-2.6.32-279.5.2.el6.x86_64.rpm
kernel-devel-2.6.32-279.5.2.el6.x86_64.rpm
kernel-doc-2.6.32-279.5.2.el6.noarch.rpm
kernel-firmware-2.6.32-279.5.2.el6.noarch.rpm
kernel-headers-2.6.32-279.5.2.el6.x86_64.rpm
perf-2.6.32-279.5.2.el6.x86_64.rpm
python-perf-2.6.32-279.5.2.el6.x86_64.rpm

SRPMS:
http://oss.oracle.com/ol6/SRPMS-updates/kernel-2.6.32-279.5.2.el6.src.rpm

Users with Oracle Linux Premier Support can now use Ksplice to patch
against this Bug Fix Advisory.

We recommend that all users of  Oracle Linux 6 install these updates.

Users of Ksplice Uptrack can install these updates by running :

# /usr/sbin/uptrack-upgrade -y
On systems that have "autoinstall = yes" in /etc/uptrack/uptrack.conf,
these updates will be installed automatically and you do not need to
take any additional action.

Description of changes:

* Livelock due to invalid locking strategy when adding a leap-second.

Due to an invalid locking strategy, a livelock might occur when adding a
leap-second.

[2.6.32-279.5.2.el6]
- [kernel] timekeeping: Fix leapsecond triggered load spike issue 
(Prarit Bhargava) [847366 840950 836803 836748]
- [kernel] hrtimer: Provide clock_was_set_delayed() (Prarit Bhargava) 
[847366 840950 836803 836748]
- [kernel] ntp: Add ntp_lock to replace xtime_locking (Prarit Bhargava) 
[847366 840950 836803 836748]