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[Bug runtime/5130] lockdep warnings for timer code
- From: "joshua dot i dot stone at intel dot com" <sourceware-bugzilla at sourceware dot org>
- To: systemtap at sources dot redhat dot com
- Date: 6 Oct 2007 03:40:03 -0000
- Subject: [Bug runtime/5130] lockdep warnings for timer code
- References: <20071006022422.5130.fche@redhat.com>
- Reply-to: sourceware-bugzilla at sourceware dot org
------- Additional Comments From joshua dot i dot stone at intel dot com 2007-10-06 03:40 -------
(In reply to comment #0)
> RHEL5 1-cpu x86-64 (2.6.18-34.el5debug kernel), running some test case gives
> very rarely:
>
> INFO: trying to register non-static key.
> the code is fine but needs lockdep annotation.
> turning off the locking correctness validator.
Seqlocks at one time lacked lockdep annotations. Ingo Molnar fixed this in
kernel commit 99a3eb3845f034eb55640a3da73e5e28349678c6, which went in before
2.6.20-rc1.
It's a small fix, if you need to backport it to RHEL kernels.
*** This bug has been marked as a duplicate of 2989 ***
--
What |Removed |Added
----------------------------------------------------------------------------
Status|NEW |RESOLVED
Resolution| |DUPLICATE
http://sourceware.org/bugzilla/show_bug.cgi?id=5130
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