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SubjectRe: S2RAM broken on HP 8530p
Date
On Thursday 01 April 2010, Parag Warudkar wrote:
>
> On Thu, 1 Apr 2010, Rafael J. Wysocki wrote:
>
> > On Thursday 01 April 2010, Parag Warudkar wrote:
> > >
> > > Running Ubuntu Lucid 64-bit I noticed suspending fails with current git.
> > > Unsure since when it started - perhaps a while ago since the stock distro
> > > kernel 2.6.32-18 also fails to suspend - albeit little differently -
> > > git will fail before shutting off the display, distro one succeeds in
> > > shutting off the display and then hangs.
> > >
> > > Any ideas how to go about debugging this?
> >
> > Please first try to suspend after echoing 0 to /sys/power/pm_async.
>
> No change - hangs the same way as before.
>
> I recall it used to work with prior kernels and so I tried 2.6.31 from
> kernel.ubuntu.com/~kernel-ppa/
>
> mainline/v2.6.31/ but that fails similarly.
>
> May be I could try 2.6.30 but from a bisect stand point thats not all that
> attractive even if we find it works..

Yeah, kind of.

Please try:

# echo devices > /sys/power/pm_test
# echo mem > /sys/power/state
and see if that breaks too (it should get back to the command line in about
5-10 seconds).

Rafael


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