linux-kernel - Re: [GIT PULL] One more power management fix for 2.6.37

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Message-ID: <AANLkTikHRGkTGjBHQPt7-__XEWLYKLcSZgeXgicwOv8H@mail.gmail.com>
Date:	Wed, 3 Nov 2010 13:40:14 -0400
From:	Linus Torvalds <torvalds@...ux-foundation.org>
To:	"Rafael J. Wysocki" <rjw@...k.pl>
Cc:	Greg KH <greg@...ah.com>, Alan Stern <stern@...land.harvard.edu>,
	LKML <linux-kernel@...r.kernel.org>,
	Linux-pm mailing list <linux-pm@...ts.linux-foundation.org>
Subject: Re: [GIT PULL] One more power management fix for 2.6.37

On Tue, Nov 2, 2010 at 10:56 PM, Rafael J. Wysocki <rjw@...k.pl> wrote:
>
> Can you boot with initcall_debug and try to suspend, please?  That should tell
> us what device this actually happens to.

It's so far only happened that once. I'm running now with
DEBUG_PAGEALLOC, DEBUG_SLUB_ON, and with initcall_debug in case it
triggers again..

> I don't even think it's necessary to suspend, it should be sufficient to do
>
> # echo devices > /sys/power/pm_test
> # echo mem > /sys/power/state
>
> Let's see if that reproduces the problem.

I'll try that a few times too.

           Linus
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