linux-kernel - Re: can't suspend on vaio sz (rc4 and rc5 are ok) [was Re: 2.6.22-rc4-mm2]

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Message-Id: <200706202250.04414.rjw@sisk.pl>
Date:	Wed, 20 Jun 2007 22:50:03 +0200
From:	"Rafael J. Wysocki" <rjw@...k.pl>
To:	Mattia Dongili <malattia@...ux.it>
Cc:	Andrew Morton <akpm@...ux-foundation.org>,
	linux-kernel@...r.kernel.org, Greg Kroah-Hartman <gregkh@...e.de>,
	linux-usb-devel@...ts.sourceforge.net,
	Alan Stern <stern@...land.harvard.edu>
Subject: Re: can't suspend on vaio sz (rc4 and rc5 are ok) [was Re: 2.6.22-rc4-mm2]

On Wednesday, 20 June 2007 17:38, Mattia Dongili wrote:
> On Wed, Jun 20, 2007 at 01:40:18PM +0200, Rafael J. Wysocki wrote:
> > On Wednesday, 20 June 2007 07:22, Mattia Dongili wrote:
> > > On Wed, Jun 06, 2007 at 10:03:13PM -0700, Andrew Morton wrote:
> > > > 
> > > > ftp://ftp.kernel.org/pub/linux/kernel/people/akpm/patches/2.6/2.6.22-rc4/2.6.22-rc4-mm2/
> > > 
> > > Hello,
> > > on this vaio sz72b I can't suspend if usb-storage is loaded. Bisecting
> > > is becoming troublesome as different sets have slightly different
> > > problems.
> > > At one point (with the GREGKH usb stuff built) I had the kernel
> > > reporting it cannot stop the usb-storage thread so I guess that
> > > something later in the series made things worse (freezable workqueues?).
> > > 
> > > Clues?
> > 
> > Can you please try 2.6.22-rc5 with the patches from
> > 
> > http://www.sisk.pl/kernel/hibernation_and_suspend/2.6.22-rc5/patches/
> > 
> > applied.  That should allow us to eliminate some suspects. ;-)
> 
> you're safe then! .22-rc5 + your suspend patch-set can suspend and
> resume happily.

OK, thanks.  OTOH, that would have been less patches to check ... ;-)

I'll see if I can reproduce your problem here.

Greetings,
Rafael


-- 
"Premature optimization is the root of all evil." - Donald Knuth
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