linux-kernel - Re: c/r: broken locking when executing map

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Message-ID: <20120511181815.GF1970@moon>
Date:	Fri, 11 May 2012 22:18:15 +0400
From:	Cyrill Gorcunov <gorcunov@...nvz.org>
To:	Vasiliy Kulikov <segoon@...nwall.com>
Cc:	Sasha Levin <levinsasha928@...il.com>, khlebnikov@...nvz.org,
	xemul@...allels.com, Dave Jones <davej@...hat.com>,
	"linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
	Andrew Morton <akpm@...ux-foundation.org>
Subject: Re: c/r: broken locking when executing map_files

On Fri, May 11, 2012 at 09:56:40PM +0400, Vasiliy Kulikov wrote:
> > 
> > Wait, the proc_map_files_lookup requires the caller to be cap-sysadmin
> > granted, would not this be enough?
> 
> Yes :-) You can also remove additional checks after capable() in
> readdir and revalidate functions.

Yup, I'll update. Thanks.

	Cyrill
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