Re: Waking up from suspend regression

From: Michael Brennan
Date: Wed Aug 06 2008 - 09:46:23 EST


On Wednesday 06 August 2008 10.32.57 Tejun Heo wrote:
> Jens Axboe wrote:
> > On Wed, Aug 06 2008, Michael Brennan wrote:
> >> Hi,
> >>
> >> I am having some major problems with the newest kernels on my Thinkpad
> >> R61i and I'm doing my best trying to debug the problems.
> >>
> >> One problem is waking up from suspend to RAM. Earlier kernels worked
> >> fine (e.g. 2.6.25), but with the latest the system is unusable after
> >> waking up. When trying to wake the computer up it first is completely
> >> unresponsive with a black screen. After about 40 seconds it comes back
> >> alive and shows the locked screensaver. But whatever I do I just get
> >> error messages, trying to unlock the screen, it says authentication
> >> failed for some reason. If I try to log in from console I just get
> >> kernel messages about I/O errors from the SATA HDD.
> >>
> >> I have bisected this and get this behavior after the patch:
> >> [ce6fce4295ba727b36fdc73040e444bd1aae64cd] PCI MSI: Don't disable MSIs
> >> if the mask bit isn't supported
> >
> > Same here, sata is dead after the resume. Thinkpad X60.
>
> Known bug && patch available.
>
> http://bugzilla.kernel.org/show_bug.cgi?id=11178

Well, look at that.
I'm sorry I missed that bugreport, could have saved me quite a few
recompilations. I'll try the patch, thanks.

--
Michael Brennan
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