Bug 13407

Summary:	adb trackpad disappears after suspend to ram
Product:	Power Management	Reporter:	Rafael J. Wysocki (rjw)
Component:	Hibernation/Suspend	Assignee:	Rafael J. Wysocki (rjw)
Status:	CLOSED CODE_FIX
Severity:	normal
Priority:	P1
Hardware:	All
OS:	Linux
Kernel Version:	2.6.30-rc1	Subsystem:
Regression:	Yes	Bisected commit-id:
Bug Depends on:
Bug Blocks:	7216, 13070
Attachments:	my kernel config

Description Rafael J. Wysocki 2009-05-30 22:03:16 UTC

Subject    : [regression] adb trackpad disappears after suspend to ram
Submitter  : Jan Scholz <scholz@fias.uni-frankfurt.de>
Date       : 2009-05-28 7:59
References : http://marc.info/?l=linux-kernel&m=124349762314976&w=4
Handled-By : "Rafael J. Wysocki" <rjw@sisk.pl>
Notify-Also : Benjamin Herrenschmidt <benh@kernel.crashing.org>

This entry is being used for tracking a regression from 2.6.29.  Please don't
close it until the problem is fixed in the mainline.

Comment 1 Rafael J. Wysocki 2009-05-30 22:04:29 UTC

First-Bad-Commit : 2ed8d2b3a81bdbb0418301628ccdb008ac9f40b7

Caused by:

commit 2ed8d2b3a81bdbb0418301628ccdb008ac9f40b7
Author: Rafael J. Wysocki <rjw@sisk.pl>
Date:   Mon Mar 16 22:34:06 2009 +0100

    PM: Rework handling of interrupts during suspend-resume

Comment 2 Rafael J. Wysocki 2009-07-28 21:03:41 UTC

On Tuesday 28 July 2009, Jan Scholz wrote:
> Hi,
> 
> The bug is still present in v2.6.31-rc4, it is fixed by commenting out
> {suspend,resume}_device_irqs() in drivers/base/power/main.c
> 
> "Rafael J. Wysocki" <rjw@sisk.pl> writes:
> 
> > This message has been generated automatically as a part of a report
> > of regressions introduced between 2.6.29 and 2.6.30.
> >
> > The following bug entry is on the current list of known regressions
> > introduced between 2.6.29 and 2.6.30.  Please verify if it still should
> > be listed and let me know (either way).
> >
> >
> > Bug-Entry   : http://bugzilla.kernel.org/show_bug.cgi?id=13407
> > Subject             : adb trackpad disappears after suspend to ram
> > Submitter   : Jan Scholz <scholz@fias.uni-frankfurt.de>
> > Date                : 2009-05-28 7:59 (60 days old)
> > References  : http://marc.info/?l=linux-kernel&m=124349762314976&w=4

Comment 3 Rafael J. Wysocki 2009-08-26 22:25:45 UTC

On Thursday 27 August 2009, Jan Scholz wrote:
> 
> The bug is still present in v2.6.31-rc7.
> To make it easier to reproduce, I attached my config to this mail.
> 
> Jan
> 
> "Rafael J. Wysocki" <rjw@sisk.pl> writes:
> 
> > This message has been generated automatically as a part of a report
> > of regressions introduced between 2.6.29 and 2.6.30.
> >
> > The following bug entry is on the current list of known regressions
> > introduced between 2.6.29 and 2.6.30.  Please verify if it still should
> > be listed and let me know (either way).
> >
> >
> > Bug-Entry   : http://bugzilla.kernel.org/show_bug.cgi?id=13407
> > Subject             : adb trackpad disappears after suspend to ram
> > Submitter   : Jan Scholz <scholz@fias.uni-frankfurt.de>
> > Date                : 2009-05-28 7:59 (90 days old)

Comment 4 Jan Scholz 2009-08-26 22:39:10 UTC

Created attachment 22867 [details]
my kernel config

Comment 5 Rafael J. Wysocki 2009-09-27 15:13:30 UTC

Handled-By : Benjamin Herrenschmidt <benh@kernel.crashing.org>
Patch : http://patchwork.kernel.org/patch/49462/

Comment 6 Rafael J. Wysocki 2009-10-26 18:59:16 UTC

Fixed by commit 11a50873ef2b3c1c3fe99a661c22c08f35d93553 .