Bug 236842 - [JAVA_BLOCKER] posix cpu timers broken, need a patch to be backported from 2.6.21
[JAVA_BLOCKER] posix cpu timers broken, need a patch to be backported from 2....
Product: Red Hat Enterprise MRG
Classification: Red Hat
Component: realtime-kernel (Show other bugs)
All Linux
medium Severity medium
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Assigned To: Clark Williams
Depends On:
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Reported: 2007-04-17 17:55 EDT by IBM Bug Proxy
Modified: 2008-02-27 14:56 EST (History)
0 users

See Also:
Fixed In Version: kernel-rt-2.6.21-2.el5rt
Doc Type: Bug Fix
Doc Text:
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Clone Of:
Last Closed: 2007-05-16 12:35:50 EDT
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RHEL 7.3 requirements from Atomic Host:
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External Trackers
Tracker ID Priority Status Summary Last Updated
IBM Linux Technology Center 33927 None None None Never

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Description IBM Bug Proxy 2007-04-17 17:55:58 EDT
LTC Owner is: jstultz@us.ibm.com
LTC Originator is: sripathi@in.ibm.com

This patch: http://lkml.org/lkml/2006/11/17/305 tried to fix some problems with
posix cpu timers during 2.6.19, but in the process created a new bug. The
problem was then fixed by this patch: http://lkml.org/lkml/2007/2/21/478 during
2.6.21. We need this patch for posix cpu timers to function correctly. In case
RHEL5-RT gets rebased to 2.6.21, we will get this patch automatically, but in
case that doesn't happen, this patch needs to be backported to the RHEL5-RT
kernel. The patch is a simple one-line fix that appears to be quite safe to

I have raised this bug so that this problem doesn't get slipped between our
Comment 1 IBM Bug Proxy 2007-05-11 22:20:32 EDT
----- Additional Comments From sripathi@in.ibm.com (prefers email at sripathik@in.ibm.com)  2007-05-11 22:17 EDT -------
I have tested kernel-rt-2.6.21-2.el5rt pulled down from Clark William's page and
confirmed that this problem is fixed in that kernel. 

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