linux-kernel - Re: [REGRESSION 2.6.34] Suspend fails in pm

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Date:	Tue, 20 Apr 2010 05:33:13 +0200
From:	"Rafael J. Wysocki" <rjw@...k.pl>
To:	Ben Gamari <bgamari.foss@...il.com>
Cc:	linux-kernel@...r.kernel.org,
	pm list <linux-pm@...ts.linux-foundation.org>
Subject: Re: [REGRESSION 2.6.34] Suspend fails in pm_test=processor on Dell laptop

On Sunday 18 April 2010, Ben Gamari wrote:
> Hey all,
> 
> It seems that something in the 2.6.34 merge cycle has broken suspend to RAM on
> my Dell Latitude D830. While suspend has been rock solid for several release
> cycles, as of 2.6.34-rc4 it locks up on suspend. All of the pm_test options up
> to processor work fine, precluding a driver issue.

Hmm, does the "processors" work?

> Unfortunately, I've been unable to get any useful output from the serial
> console during suspend. I'll try bisecting and report back when I have more
> details. Let me know what else I can do to help.

I can't reproduce this, so it looks hardware or BIOS-related.  Or it's an
obscure x86 bug.

Rafael
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