[arch-general] ACPI bug in kernel 3.1?

Leonid Isaev lisaev at umail.iu.edu
Sun Nov 20 16:23:16 EST 2011

On (11/20/11 22:14), Alexander van den Berghe wrote:
-~> On 11/20/2011 10:08 PM, Erik Johnson wrote:
-~> >Since the 3.1 update, when I suspend with pm-suspend, upon resuming my
-~> >netbook goes right back to sleep. This behavior is not present in
-~> >3.0.7-1 but exists in 3.1-4 and 3.1.1-1. However, this only happens when
-~> >my netbook is suspended via a lid close event. Running pm-suspend from
-~> >the command line works as expected.
-~> >
-~> >I'm not using a DE. Suspend is triggered by adding /usr/sbin/pm-suspend
-~> >to the "button/lid" action in /etc/acpi/handler.sh.
-~> >
-~> >This seems like an upstream bug, but I just wanted to see if anyone else
-~> >was experiencing this.
-~> >
-~> I am experiencing the same behaviour as you.  But due to lack of
-~> time I haven't been able to dig into it.
-~> Alex

If plain pm-suspend works fine, this means that the lid close event is
triggered twice: on close and open. You can verify whether it is true by
replacing pm-suspend with logger "Some message" in handler.sh and see if there
are two messages in /var/log/messages.

Leonid Isaev
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