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timekeeping: Update tk->cycle_last in resume

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commit 7ec98e15aa (timekeeping: Delay update of clock->cycle_last)
forgot to update tk->cycle_last in the resume path. This results in a
stale value versus clock->cycle_last and prevents resume in the worst
case.

Reported-by: Jiri Slaby <jslaby@suse.cz>
Reported-and-tested-by: Borislav Petkov <bp@alien8.de>
Acked-by: John Stultz <john.stultz@linaro.org>
Cc: Linux-pm mailing list <linux-pm@lists.linux-foundation.org>
Link: http://lkml.kernel.org/r/alpine.LFD.2.02.1304211648150.21884@ionos
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
This commit is contained in:
Thomas Gleixner 2013-04-22 09:37:04 +02:00
parent d2054b2c11
commit 77c675ba18
1 changed files with 1 additions and 1 deletions
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2
kernel/time/timekeeping.c
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@ -951,7 +951,7 @@ static void timekeeping_resume(void)
__timekeeping_inject_sleeptime(tk, &ts_delta);
/* Re-base the last cycle value */
clock->cycle_last = cycle_now;
tk->cycle_last = clock->cycle_last = cycle_now;
tk->ntp_error = 0;
timekeeping_suspended = 0;
timekeeping_update(tk, false, true);