linux-kernel - Re: [linux-pm] WARNING: at kernel/power/main.c:176 suspend_test

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Date:	Fri, 10 Oct 2008 21:34:26 +0200
From:	"Rafael J. Wysocki" <rjw@...k.pl>
To:	Alan Stern <stern@...land.harvard.edu>,
	Parag Warudkar <parag.lkml@...il.com>
Cc:	pm list <linux-pm@...ts.linux-foundation.org>,
	Linux Kernel Mailing List <linux-kernel@...r.kernel.org>
Subject: Re: [linux-pm] WARNING: at kernel/power/main.c:176 suspend_test_finish+0x70/0x80()

On Friday, 10 of October 2008, Alan Stern wrote:
> On Fri, 10 Oct 2008, Parag Warudkar wrote:
> 
> > On Fri, Oct 10, 2008 at 10:31 AM, Alan Stern <stern@...land.harvard.edu> wrote:
> > 
> > > There's a bug that affects USB power management: commmit
> > > f9dd45ce10a014bdfd5432828c44630ea7fefedd needs to be reverted.  Greg KH
> > > has been asked to do this a few times but he hasn't gotten around to it
> > > yet.
> > 
> > Hi Alan,
> > 
> > Thanks for the info.
> > 
> > I can't seem to find that commit in mainline. If you have pointer to
> > the patch I will submit a revert.
> 
> It isn't in mainline; it's in linux-next.  Sorry, I wasn't sure which 
> kernel you were using.

I understood it was the mainline from the report.

Parag, could you please try to suspend without the USB drivers and see if the
delay is still there?

Thanks,
Rafael
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