linux-kernel - Re: [GIT PATCH] ACPI patches for 2.6.22

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Message-Id: <200704302203.31757.rjw@sisk.pl>
Date:	Mon, 30 Apr 2007 22:03:30 +0200
From:	"Rafael J. Wysocki" <rjw@...k.pl>
To:	Matt Mackall <mpm@...enic.com>
Cc:	Andrew Morton <akpm@...ux-foundation.org>,
	Len Brown <lenb@...nel.org>,
	Linus Torvalds <torvalds@...ux-foundation.org>,
	linux-acpi@...r.kernel.org, linux-kernel@...r.kernel.org,
	Miles Lane <miles.lane@...il.com>, lollul@...pl,
	Helge Hafting <helgehaf@...el.hist.no>
Subject: Re: [GIT PATCH] ACPI patches for 2.6.22

On Monday, 30 April 2007 17:33, Matt Mackall wrote:
> On Sun, Apr 29, 2007 at 02:17:01PM +0200, Rafael J. Wysocki wrote:
> > On Sunday, 29 April 2007 13:52, Matt Mackall wrote:
> > > On Sun, Apr 29, 2007 at 01:01:04AM -0700, Andrew Morton wrote:
> > > > On Sun, 29 Apr 2007 01:02:33 -0400 Len Brown <lenb@...nel.org> wrote:
> > > > 
> > > > > please pull from: 
> > > > > 
> > > > > git://git.kernel.org/pub/scm/linux/kernel/git/lenb/linux-acpi-2.6.git release
> > > > > 
> > > > > This batch mostly updates the platform-specific drivers that use ACPI.
> > > > > The EC and sbs changes are primarily cleanups.
> > > > > There are no changes to the ACPICA core, except a single bugfix
> > > > > that was related to a 2.6.21 boot regression on some older machines.
> > > > > And then the usual mix of random tweaks.
> > > > 
> > > > There might still be a few regressions in this lot:
> > > > 
> > > > - Miles Lane's "2.6.21-rc7-mm2 -- gnome-power-manager always shows the
> > > >   power as coming from AC"
> > > > 
> > > > - "battery caching introduces a lock up"
> > > >   http://bugzilla.kernel.org/show_bug.cgi?id=8351
> > > > 
> > > > These are older and might have been fixed:
> > > > 
> > > > - Mat Mackall's "Thinkpads not waking up on lid open with -rc6-mm1"
> > > 
> > > This seems to be related to suspend to disk. After the first suspend
> > > to disk/resume, suspend to ram stops resuming from lid open and needs
> > > me to hit the power button. As I just started using suspend to disk in
> > > the past couple weeks, this may be a long-standing bug.
> > > 
> > > I think it's still present in -rc7-mm1 but I don't have my laptop
> > > handy to double-check.
> > 
> > Can you please check if the appended debug patch helps?
> 
> Nope.
> 
> boot into new kernel
> lid switch -> suspend
> lid switch -> resume
> power button -> hibernate
> power button -> resume
> lid switch -> suspend
> lid switch -> nothing
> power button -> resume
> echo LID > /proc/acpi/wakeup -> "*disabled"
> echo LID > /proc/acpi/wakeup -> "*enabled"
> lid switch -> suspend
> lid switch -> nothing

Then this is unrelated.

What does 'cat /sys/power/disk' show?

Rafael


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