Thread (5 messages) 5 messages, 5 authors, 2009-02-12

Re: Badness at kernel/time/timekeeping.c:98 in pmud (timekeeping_suspended)

From: Ingo Molnar <hidden>
Date: 2009-02-08 15:11:47
Also in: lkml

Possibly related (same subject, not in this thread)

* Rafael J. Wysocki [off-list ref] wrote:
On Sunday 08 February 2009, Paul Collins wrote:
quoted
Paul Collins [off-list ref] writes:
quoted
"Rafael J. Wysocki" [off-list ref] writes:
quoted
On Wednesday 21 January 2009, Paul Collins wrote:
quoted
Got a couple of these on a PowerBook running 2.6.29-rc2 either during
suspend or resume -- it's hard to tell.  (The suspend message is
timestamped in syslog with the time I resumed, so I guess it was
buffered along with the subsequent "Badness" messages.)
Please check if the patch from http://lkml.org/lkml/2009/1/13/144 fixes the
problem for you.
It does not fix the problem.
I'm also getting this warning since 2.6.28.1, which incorporated commit
1c5745aa380efb6417b5681104b007c8612fb496 ("sched_clock: prevent
scd->clock from moving backwards, take #2") as commit
e268dcdd404f4558cdd24c8ecede3e064df8fa33, this being the patch that
introduced the WARN_ON(timekeeping_suspended) check.
Hm, I thought the timekeeping suspend problem was fixed in this commit.  Ingo?
Thomas? :-)

	Ingo
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