linux-kernel - Re: Error returns not handled correctly by sysfs.c:subsys_attr

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Message-ID: <20071221203526.GA23767@kroah.com>
Date:	Fri, 21 Dec 2007 12:35:26 -0800
From:	Greg KH <greg@...ah.com>
To:	Andrew Patterson <andrew.patterson@...com>
Cc:	Tejun Heo <teheo@...e.de>,
	Andrew Morton <akpm@...ux-foundation.org>,
	linux-kernel@...r.kernel.org, linux-hotplug@...r.kernel.org
Subject: Re: Error returns not handled correctly by
	sysfs.c:subsys_attr_store()

On Mon, Dec 03, 2007 at 02:15:58PM -0700, Andrew Patterson wrote:
> On Thu, 2007-11-29 at 10:07 +0900, Tejun Heo wrote:
> > Andrew Patterson wrote:
> > > I tried with clean 2.6.24-rc3 and get the same bad behavior.  This is on
> > > an ia64 box, so maybe that is an issue. I can try on an x86 box as well.
> > > Oh, one other thing.  I tried a "uname -r" to make sure I had the
> > > correct kernel booted and got:
> > > 
> > > # uname -r
> > > 2.6.24-rc3
> > > x
> > > y
> > > z
> > > #
> > 
> > Yeah, please try it on another machine from clean tree.  sysfs code is
> > definitely not endian dependent and is 64 bit clean.  Heck, all my test
> > machines run 64 bit these days.  I would be surprised if it's something
> > architecture dependent but please try on a different machine with
> > different userland with kernel built from fresh source tree.
> > 
> > Thanks.
> 
> I tried this on a AMD system running an i386 kernel. I get the same bad
> behavior.  This is from a 2.6.24-rc3 kernel downloaded from kernel.org.
> I ran "make mrproper" followed by "make oldconfig" and accepted all the
> defaults for the config.
> 
> There is one slight change with this experiment.  Other nodes are not
> getting corrupted, i.e., uname -r is getting the correct value.

Are you still seeing this on 2.6.24-rc6?

I still can not duplicate this here :(

thanks,

greg k-h
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