linux-kernel - Re: [PATCH 25/20] sysfs: Only support removing emtpy sysfs directories.

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Message-ID: <4A18BDDC.7060305@kernel.org>
Date:	Sun, 24 May 2009 12:24:12 +0900
From:	Tejun Heo <tj@...nel.org>
To:	"Eric W. Biederman" <ebiederm@...ssion.com>
CC:	Andrew Morton <akpm@...ux-foundation.org>,
	Greg Kroah-Hartman <gregkh@...e.de>,
	linux-kernel@...r.kernel.org,
	Cornelia Huck <cornelia.huck@...ibm.com>,
	linux-fsdevel@...r.kernel.org,
	"Eric W. Biederman" <ebiederm@...stanetworks.com>
Subject: Re: [PATCH 25/20] sysfs:  Only support removing emtpy sysfs directories.

Eric W. Biederman wrote:
> From: Eric W. Biederman <ebiederm@...ssion.com>
> 
> I have looked and I have not found a single legitimate case today where
> we remove sysfs directories with anything in them.  The only case I have
> found to date was a bug.  It was a problem of ownership.  The files in
> the directory where not owned by the directory itself.   Leaving open
> the potential for double deletion of the directory contents.
> 
> Signed-off-by: Eric W. Biederman <ebiederm@...stanetworks.com>

For 21-24: Acked-by: Tejun Heo <tj@...nel.org>

25 maybe can be folded into the eariler in the series?

Thanks.

-- 
tejun
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