linux-kernel - Re: [PATCH] create /sys/.../power when CONFIG

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Date:	Wed, 7 Nov 2007 16:27:35 -0800
From:	Greg KH <greg@...ah.com>
To:	"Rafael J. Wysocki" <rjw@...k.pl>
Cc:	Daniel Drake <dsd@...too.org>, linux-pm@...ts.linux-foundation.org,
	linux-kernel@...r.kernel.org, stern@...land.harvard.edu,
	kay.sievers@...y.org, linux-hotplug-devel@...ts.sourceforge.net,
	oneukum@...e.de, Pavel Machek <pavel@....cz>
Subject: Re: [PATCH] create /sys/.../power when CONFIG_PM is set

On Wed, Nov 07, 2007 at 11:24:55PM +0100, Rafael J. Wysocki wrote:
> On Wednesday, 7 of November 2007, Daniel Drake wrote:
> > The CONFIG_SUSPEND changes in 2.6.23 caused a regression under certain
> > configuration conditions (SUSPEND=n, USB_AUTOSUSPEND=y) where all USB device
> > attributes in sysfs (idVendor, idProduct, ...) silently disappeared, causing
> > udev breakage and more.
> > 
> > The cause of this is that the /sys/.../power subdirectory is now only created
> > when CONFIG_PM_SLEEP is set, however, it should be created whenever CONFIG_PM
> > is set to handle the above situation. The following patch fixes the
> > regression.
> > 
> > Signed-off-by: Daniel Drake <dsd@...too.org>
> 
> Acked-by: Rafael J. Wysocki <rjw@...k.pl>
> 
> Greg, I think this patch should go through your tree?

Yes, I'll take it.  I'm at a conference until Friday, but will take it
then and then get it to Linus before 2.6.24 is out.

thanks,

greg k-h
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