Bug 679025 - memcg: upstream backport of various race condition fixes
Summary: memcg: upstream backport of various race condition fixes
Keywords:
Status: CLOSED ERRATA
Alias: None
Product: Red Hat Enterprise Linux 6
Classification: Red Hat
Component: kernel
Version: 6.0
Hardware: All
OS: Linux
unspecified
high
Target Milestone: rc
: ---
Assignee: Johannes Weiner
QA Contact: Caspar Zhang
URL:
Whiteboard:
Depends On:
Blocks:
TreeView+ depends on / blocked
 
Reported: 2011-02-21 10:29 UTC by Johannes Weiner
Modified: 2015-09-01 03:50 UTC (History)
4 users (show)

Fixed In Version: kernel-2.6.32-121.el6
Doc Type: Bug Fix
Doc Text:
Clone Of:
Environment:
Last Closed: 2011-05-19 12:43:42 UTC
Target Upstream Version:

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System ID Private Priority Status Summary Last Updated
Red Hat Product Errata RHSA-2011:0542 0 normal SHIPPED_LIVE Important: Red Hat Enterprise Linux 6.1 kernel security, bug fix and enhancement update 2011-05-19 11:58:07 UTC

Description Johannes Weiner 2011-02-21 10:29:04 UTC 
Memory control groups have various race conditions that have been fixed upstream in the following commits:

8725d54 memcg: fix race in file_mapped accounting
0c270f8 memcg: fix race in file_mapped accouting flag management
713735b memcg: correctly order reading PCG_USED and pc->mem_cgroup
52dbb90 memcg: fix race at move_parent around compound_order()
Comment 1 RHEL Program Management 2011-03-01 21:39:57 UTC 
This request was evaluated by Red Hat Product Management for inclusion
in a Red Hat Enterprise Linux maintenance release. Product Management has 
requested further review of this request by Red Hat Engineering, for potential
inclusion in a Red Hat Enterprise Linux Update release for currently deployed 
products. This request is not yet committed for inclusion in an Update release.
Comment 2 Aristeu Rozanski 2011-03-10 17:57:45 UTC 
Patch(es) available on kernel-2.6.32-121.el6
Comment 7 errata-xmlrpc 2011-05-19 12:43:42 UTC 
An advisory has been issued which should help the problem
described in this bug report. This report is therefore being
closed with a resolution of ERRATA. For more information
on therefore solution and/or where to find the updated files,
please follow the link below. You may reopen this bug report
if the solution does not work for you.

http://rhn.redhat.com/errata/RHSA-2011-0542.html
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