linux-kernel - Re: Regression: First hibernation attempt fails

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Date:	Thu, 9 Apr 2009 13:29:47 +0100
From:	Alan Jenkins <sourcejedi.lkml@...glemail.com>
To:	linux-pm@...ts.linux-foundation.org
Cc:	Kernel Testers List <kernel-testers@...r.kernel.org>,
	linux-kernel <linux-kernel@...r.kernel.org>
Subject: Re: Regression: First hibernation attempt fails

On 4/9/09, Alan Jenkins <alan-jenkins@...fmail.co.uk> wrote:
> Yet another issue in 2.6.30-rc1 which was not present in 2.6.29 :-).  I
> wonder if it rings any bells?
>
> On my laptop (EEE 4G), the first attempt at hibernation fails.
> Subsequent attempts succeed.
>
> If I use s2disk as normal, I see "snapshotting system", then before it
> gets to write out the image, it aborts and switches back to X.   I can't
> see any error message, even if I check the log with "dmesg".
>
> If I use "echo disk > /sys/power/state", echo reports the error "Cannot
> allocate memory".
>
> This only happens if I've logged in to X first.  In fact, I narrowed it
> down to gnome-power-manager.  If I kill gnome-power-manager beforehand,
> then it doesn't happen.

Hmm... killing g-p-m doesn't seem to affect this any more, perhaps I
spoke too soon.  But not logging into X still avoids it.
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