linux-kernel - Re: [PATCH 04/20] sysfs: Handle the general case of removing of directories with subdirectories

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Message-ID: <ac3eb2510905230435n20dc376cw95e10eb2cb0cfecb@mail.gmail.com>
Date:	Sat, 23 May 2009 13:35:48 +0200
From:	Kay Sievers <kay.sievers@...y.org>
To:	"Eric W. Biederman" <ebiederm@...ssion.com>
Cc:	Tejun Heo <tj@...nel.org>,
	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 04/20] sysfs: Handle the general case of removing of 
	directories with subdirectories

On Sat, May 23, 2009 at 08:33, Eric W. Biederman <ebiederm@...ssion.com> wrote:

> My plan going forward is to fix the ordering problems with deleting
> /sys/dev/char and /sys/dev/block.  Add a WARN_ON if we delete a
> non-empty directory.  Ensure we don't add something to an already
> deleted directory.

What's the problem in /sys/dev/? There are just a bunch of symlinks,
one for every device with a dev_t, and all in flat directories, and no
directory to remove.

Thanks,
Kay
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