Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1759089AbXJCVU6 (ORCPT ); Wed, 3 Oct 2007 17:20:58 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1758532AbXJCVUo (ORCPT ); Wed, 3 Oct 2007 17:20:44 -0400 Received: from mga11.intel.com ([192.55.52.93]:8052 "EHLO mga11.intel.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1758347AbXJCVUm (ORCPT ); Wed, 3 Oct 2007 17:20:42 -0400 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="4.21,226,1188802800"; d="scan'208";a="161969545" Date: Wed, 3 Oct 2007 14:14:53 -0700 From: "Keshavamurthy, Anil S" To: Andrew Morton Cc: "Keshavamurthy, Anil S" , tomof@acm.org, linux-kernel@vger.kernel.org, jens.axboe@oracle.com, fujita.tomonori@lab.ntt.co.jp Subject: Re: [PATCH -mm] intel-iommu sg chaining support Message-ID: <20071003211452.GA14189@askeshav-devel.jf.intel.com> Reply-To: "Keshavamurthy, Anil S" References: <20070929125638W.tomof@acm.org> <20071001161256.GA28998@askeshav-devel.jf.intel.com> <20071003141203.fae1edf5.akpm@linux-foundation.org> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20071003141203.fae1edf5.akpm@linux-foundation.org> User-Agent: Mutt/1.4.2.2i Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 995 Lines: 24 On Wed, Oct 03, 2007 at 02:12:03PM -0700, Andrew Morton wrote: > On Mon, 1 Oct 2007 09:12:56 -0700 > "Keshavamurthy, Anil S" wrote: > > > On Sat, Sep 29, 2007 at 05:16:38AM -0700, FUJITA Tomonori wrote: > > > > > > x86_64 defines ARCH_HAS_SG_CHAIN. So if IOMMU implementations don't > > > support sg chaining, we will get data corruption. > > > Signed-off-by: FUJITA Tomonori > > > > Acked-by: Anil S Keshavamurthy > > > > Am I correct in believing that this patch is needed only when the > chaining patches which are presently in git-block are combined with the > intel-iommu work which is presently in -mm? Yes, that is correct. -Anil - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/