linux-kernel - Re: 2.6.25-rc7 : hibernation sometimes not resuming on Dell Latitude D630

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Date:	Mon, 31 Mar 2008 19:03:13 +0200
From:	Didier Raboud <didier@...oud.com>
To:	"Rafael J. Wysocki" <rjw@...k.pl>
Cc:	linux-kernel@...r.kernel.org, debian-kernel@...ts.debian.org
Subject: Re: 2.6.25-rc7 : hibernation sometimes not resuming on Dell Latitude D630

Le lundi, 31 mars 2008 18.33:19 Rafael J. Wysocki, vous avez écrit :
> On Monday, 31 of March 2008, Didier Raboud wrote:
> > Hi,
>
> Hi,
>
> > I'm using the latest Debian 2.6.25-rc7 kernel [0] and I have big troubles
> > with hibernation. With this version, the hibernation (suspend on disk) is
> > sometimes not resuming correctly. The only thing I get is a blinking
> > cursor at the top-left of the screen. The problem is that it is not
> > easily reproducible : sometimes it works, sometimes not.
> >
> > AFAIK, 2.6.24 is not affected, but 2.6.25-rc6 and -rc7 (at least) are.
> >
> > I'm using a Dell Latitude D630. (lspci attached).
> >
> > Attached are a 2.6.25-rc7 and a 2.6.24 dmesg's after two successful
> > hibernate/resume cycles.
>
> Could you please check if the problem is still present if you boot with
> acpi_new_pts_ordering kernel command line argument?
>
> Thanks,
> Rafael

Hi. 

It did not help. I had to test 4 hibernation/resume cycles to see the resume 
fail.

By the way, I just added acp_new_pts_ordering at the end of the Grub line 
beginning by "linux (hd0,1)/vmlinuz(...)". Is that correct ?

Regards, 

Didier

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