linux-kernel - Re: [PATCH 14/20] sysfs: In sysfs_chmod_file lazily propagate the mode change.

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Message-ID: <4A151C06.5040506@kernel.org>
Date:	Thu, 21 May 2009 18:16:54 +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 14/20] sysfs: In sysfs_chmod_file lazily propagate the
 mode change.

Eric W. Biederman wrote:
> From: Eric W. Biederman <ebiederm@...ssion.com>
> 
> Now that sysfs_getattr and sysfs_permission refresh the vfs
> inode there is no need to immediatly push the mode change
> into the vfs cache.  Reducing the amount of work needed and
> simplifying the locking.
> 
> Signed-off-by: Eric W. Biederman <ebiederm@...stanetworks.com>

Cool.

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

-- 
tejun
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