[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]
Message-ID: <1448033753.89124.19.camel@infradead.org>
Date: Fri, 20 Nov 2015 15:35:53 +0000
From: David Woodhouse <dwmw2@...radead.org>
To: Joerg Roedel <joro@...tes.org>, iommu@...ts.linux-foundation.org
Cc: Joerg Roedel <jroedel@...e.de>, linux-kernel@...r.kernel.org,
Jesse Barnes <jbarnes@...tuousgeek.org>,
Linus Torvalds <torvalds@...ux-foundation.org>
Subject: Re: [PATCH 4/4] iommu/vt-d: Do access checks before calling
handle_mm_fault()
On Tue, 2015-11-17 at 16:11 +0100, Joerg Roedel wrote:
> From: Joerg Roedel <jroedel@...e.de>
>
> Not doing so is a bug and might trigger a BUG_ON in
> handle_mm_fault(). So add the proper permission checks
> before calling into mm code.
>
> Signed-off-by: Joerg Roedel <jroedel@...e.de>
Acked-By: David Woodhouse <David.Woodhouse@...el.com>
As noted, I can't test it right now until I've replaced my test
hardware. Certainly looks better than the last version though :)
Thanks.
--
David Woodhouse Open Source Technology Centre
David.Woodhouse@...el.com Intel Corporation
Download attachment "smime.p7s" of type "application/x-pkcs7-signature" (5691 bytes)
Powered by blists - more mailing lists