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Message-Id: <200812030840.25539.rjw@sisk.pl>
Date: Wed, 3 Dec 2008 08:40:24 +0100
From: "Rafael J. Wysocki" <rjw@...k.pl>
To: Linus Torvalds <torvalds@...ux-foundation.org>
Cc: Frans Pop <elendil@...net.nl>, Greg KH <greg@...ah.com>,
Ingo Molnar <mingo@...e.hu>, jbarnes@...tuousgeek.org,
lenb@...nel.org,
Linux Kernel Mailing List <linux-kernel@...r.kernel.org>,
tiwai@...e.de, Andrew Morton <akpm@...ux-foundation.org>
Subject: Re: Regression from 2.6.26: Hibernation (possibly suspend) broken on Toshiba R500 (bisected)
On Wednesday, 3 of December 2008, Linus Torvalds wrote:
>
> On Wed, 3 Dec 2008, Rafael J. Wysocki wrote:
> >
> > Here's the output of 'lspci -vvxxx':
>
> Ok, I'm not finding any documented quirks that would be memory regions,
> and in fact it doesn't look like there is even any remotely likely 32-bit
> valies that might be pointers in your PCI config space that look remotely
> like they might be conflicting in the area of MMIO space that we allocate
> PCI resources from (ie 0x88000000-0x92000000).
>
> Of course, any odd MMIO regions might be descibed by some insane model
> that doesn't look like an aligned 32-bit value, but that's unlikely.
>
> So I'm still not seeing anything wrong in there.
>
> > I'll run the 'pci=cbmemsize=4M' test tomorrow (need to have some sleep).
>
> Sure. It will be interesting to see if it makes any difference.
It didn't help (failure in the 4th consecutive hibernation/resume cycle).
The patched kernel still hibernates and resumes without problems.
Thanks,
Rafael
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