linux-kernel - Re: Suspend to memory is freezing my machine

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Date:	Sun, 4 May 2008 12:40:52 +0200
From:	"Rafael J. Wysocki" <rjw@...k.pl>
To:	"Zdenek Kabelac" <zdenek.kabelac@...il.com>
Cc:	"Linux Kernel Mailing List" <linux-kernel@...r.kernel.org>
Subject: Re: Suspend to memory is freezing my machine

On Sunday, 4 of May 2008, Zdenek Kabelac wrote:
> Hello

Hi,

> With recent 2.6.25 & 2.6.26-rc1 git (around 1 week) I get occasionally
> complete freeze of my T61 during suspend. (dual core, 2GB).

How reproducible is this?

> I'm running kernel with no_console_suspend - but all I can see is
> blinking cursor on an empty screen - thus even when I run kernel with
> most debug options turned on, I can't pass more details so far.  I run
> suspend with with SD card in - so maybe some update in the MMC driver
> might be responsible for this ?
> 
> Also - I think that option no_console_suspend doens't work correctly -
> as many times with suspend I do not see any log message on my console
> screen. However sometimes the log is shown.

It would be helpful if you could verify if:

(1) The problem occurs without no_console_suspend.
(2) The problem occurs without the SD card.

Thanks,
Rafael
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