Re: suspend hangs at platform phase [was: mmotm 2010-12-23-16-58 uploaded]

Rafael J. Wysocki
2011-01-05T22:40:39Z

On Wednesday, January 05, 2011, Jiri Slaby wrote:
> On 01/04/2011 11:57 PM, Rafael J. Wysocki wrote:
> > On Tuesday, January 04, 2011, Jiri Slaby wrote:
> >> On 01/04/2011 02:40 PM, Jiri Slaby wrote:
> >>> On 12/24/2010 01:58 AM, akpm@linux-foundation.org wrote:
> >>>> The mm-of-the-moment snapshot 2010-12-23-16-58 has been uploaded to
> >>>
> >>> Hi, this kernel regresses with respect to suspend to ram in comparison
> >>> with mmotm 2010-12-16-14-56.
> >>>
> >>> This is OK:
> >>> echo devices > /sys/power/pm_test
> >>> pm-suspend
> >>> This hangs at suspend phase:
> >>> echo platform > /sys/power/pm_test
> >>> pm-suspend
> >
> > Hmm. So it looks like _PTS hangs?
>
> No _PST here :).

I really meant _PTS and yes, there is one and it does quite a lot of
interesting stuff.

Are you able to collect serial console (or equivalent) logs from that machine?

Rafael