linux-kernel - Re: linux-2.6.23-git3: Many sysfs-related warnings in dmesg

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Date:	Fri, 26 Oct 2007 23:32:22 -0700
From:	Greg KH <gregkh@...e.de>
To:	Kay Sievers <kay.sievers@...y.org>
Cc:	Larry Finger <Larry.Finger@...inger.net>,
	LKML <linux-kernel@...r.kernel.org>
Subject: Re: linux-2.6.23-git3: Many sysfs-related warnings in dmesg

On Sat, Oct 27, 2007 at 08:08:14AM +0200, Kay Sievers wrote:
> On Fri, 2007-10-26 at 19:36 -0700, Greg KH wrote:
> > On Fri, Oct 26, 2007 at 08:07:44PM +0200, Kay Sievers wrote:
> > > On Fri, 2007-10-26 at 12:05 -0500, Larry Finger wrote:
> > > > On my openSUSE 10.3 x86_64 system running v2.6.24-rc1-281-g22d2aa1,
> > > > I get the sysfs rename messages.
> > > 
> > > Care to try this? Seems like a silly bug in the core if
> > > SYSFS_DEPRECATED=y. That's why we didn't catch this earlier, sorry.
> 
> > > From: Kay Sievers <kay.sievers@...y.org>
> > > Subject: Driver Core: fix bug in device_rename() for SYSFS_DEPRECATED=y
> > > 
> > 
> > Do you have some more information for the change log here?  Are we just
> > not unwinding from errors properly?
> 
> The code just shouldn't run if class devices are real directories, it's
> an update for the symlink in the class directory. Nobody noticed that as
> long as the creation of sysfs files silently failed, and we both missed
> it before the merge, because we don't run SYSFS_DEPRECATED=y.

Ah, thanks, that makes sense.

greg k-h
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