linux-kernel - Re: 3.5-rcX: wakeup after s2ram doesn't work after a longer sleep time

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Message-Id: <201207152221.48232.rjw@sisk.pl>
Date:	Sun, 15 Jul 2012 22:21:48 +0200
From:	"Rafael J. Wysocki" <rjw@...k.pl>
To:	Toralf Förster <toralf.foerster@....de>
Cc:	Linux Kernel <linux-kernel@...r.kernel.org>
Subject: Re: 3.5-rcX: wakeup after s2ram doesn't work after a longer sleep time

On Sunday, July 15, 2012, Toralf Förster wrote:
> My ThinkPad T400 (Gentoo Linux booted from an external USB drive) does
> not wake up after s2ram, if the  sleep time was longer than about 1 hour.
> I'm unsure whether this started after 3.5-rc5, at least with -rc7 I
> observed this now several times. Unfortunately it is not 100% reproduceable.
> 
> 3.4.x works flawlessly.
> 
> Any idea whether a particular commit could be the culprit ? (Bisecting
> such an issue is a night mare)

Please check

commit 5baefd6d84163443215f4a99f6a20f054ef11236
Author: John Stultz <johnstul@...ibm.com>
Date:   Tue Jul 10 18:43:25 2012 -0400

    hrtimer: Update hrtimer base offsets each hrtimer_interrupt

Thanks,
Rafael
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