linux-kernel - Re: [cgroup or VFS ?] WARNING: at fs/namespace.c:636 mntput_no

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Message-ID: <20090209110348.GV28946@ZenIV.linux.org.uk>
Date:	Mon, 9 Feb 2009 11:03:48 +0000
From:	Al Viro <viro@...IV.linux.org.uk>
To:	Li Zefan <lizf@...fujitsu.com>
Cc:	Andrew Morton <akpm@...ux-foundation.org>,
	LKML <linux-kernel@...r.kernel.org>,
	Paul Menage <menage@...gle.com>, containers@...ts.osdl.org,
	Arjan van de Ven <arjan@...radead.org>
Subject: Re: [cgroup or VFS ?]  WARNING: at fs/namespace.c:636
	mntput_no_expire+0xac/0xf2()

	BTW, a trivial note - kfree(root) in your ->kill_sb() is done
earlier than it's nice to do.  Shouldn't affect the problem, though.
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