linux-kernel - Re: [PATCH 07/10] sysfs: use check_submounts_and

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Message-ID: <20130904151708.GA28775@kroah.com>
Date:	Wed, 4 Sep 2013 08:17:08 -0700
From:	Greg Kroah-Hartman <gregkh@...uxfoundation.org>
To:	Miklos Szeredi <miklos@...redi.hu>
Cc:	rwheeler@...hat.com, avati@...hat.com, viro@...IV.linux.org.uk,
	bfoster@...hat.com, dhowells@...hat.com, eparis@...hat.com,
	raven@...maw.net, linux-fsdevel@...r.kernel.org,
	linux-kernel@...r.kernel.org, mszeredi@...e.cz
Subject: Re: [PATCH 07/10] sysfs: use check_submounts_and_drop()

On Wed, Sep 04, 2013 at 04:05:53PM +0200, Miklos Szeredi wrote:
> From: Miklos Szeredi <mszeredi@...e.cz>
> 
> Do have_submounts(), shrink_dcache_parent() and d_drop() atomically.
> 
> check_submounts_and_drop() can deal with negative dentries and
> non-directories as well.
> 
> Non-directories can also be mounted on.  And just like directories we don't
> want these to disappear with invalidation.
> 
> Signed-off-by: Miklos Szeredi <mszeredi@...e.cz>
> CC: Greg Kroah-Hartman <gregkh@...uxfoundation.org>

Acked-by: Greg Kroah-Hartman <gregkh@...uxfoundation.org>
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