Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1753934AbYKRPta (ORCPT ); Tue, 18 Nov 2008 10:49:30 -0500 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1752558AbYKRPtW (ORCPT ); Tue, 18 Nov 2008 10:49:22 -0500 Received: from mx3.mail.elte.hu ([157.181.1.138]:34031 "EHLO mx3.mail.elte.hu" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752500AbYKRPtW (ORCPT ); Tue, 18 Nov 2008 10:49:22 -0500 Date: Tue, 18 Nov 2008 16:49:04 +0100 From: Ingo Molnar To: Joerg Roedel Cc: Ingo Molnar , iommu@lists.linux-foundation.org, linux-kernel@vger.kernel.org Subject: Re: [GIT PULL] AMD IOMMU updates for 2.6.28-rc5 Message-ID: <20081118154904.GI30358@elte.hu> References: <20081118154322.GX13394@amd.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20081118154322.GX13394@amd.com> User-Agent: Mutt/1.5.18 (2008-05-17) X-ELTE-VirusStatus: clean X-ELTE-SpamScore: -1.5 X-ELTE-SpamLevel: X-ELTE-SpamCheck: no X-ELTE-SpamVersion: ELTE 2.0 X-ELTE-SpamCheck-Details: score=-1.5 required=5.9 tests=BAYES_00,DNS_FROM_SECURITYSAGE autolearn=no SpamAssassin version=3.2.3 -1.5 BAYES_00 BODY: Bayesian spam probability is 0 to 1% [score: 0.0000] 0.0 DNS_FROM_SECURITYSAGE RBL: Envelope sender in blackholes.securitysage.com Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 1595 Lines: 42 * Joerg Roedel wrote: > (sorry for resend, forgot to add the mailing lists) > > Hi Ingo, > > > The following changes since commit 4e14e833ac3b97a4aa8803eea49f899adc5bb5f4: > Linus Torvalds (1): > Merge git://git.kernel.org/.../sfrench/cifs-2.6 > > are available in the git repository at: > > git://git.kernel.org/pub/scm/linux/kernel/git/joro/linux-2.6-iommu.git iommu-fixes-2.6.28 > > Joerg Roedel (4): > AMD IOMMU: add parameter to disable device isolation > AMD IOMMU: enable device isolation per default > AMD IOMMU: fix fullflush comparison length > AMD IOMMU: check for next_bit also in unmapped area > > Documentation/kernel-parameters.txt | 4 +++- > arch/x86/kernel/amd_iommu.c | 2 +- > arch/x86/kernel/amd_iommu_init.c | 6 ++++-- > 3 files changed, 8 insertions(+), 4 deletions(-) > > As the most important change these patches enable device isolation > per default. Tests have shown that there are drivers which have bugs > and do double-freeing of DMA memory. This can lead to data > corruption with a hardware IOMMU when multiple devices share the > same protection domain. Therefore device isolation should be enabled > by default. The full diff of these changes is appended. Please pull. pulled into tip/x86/urgent, thanks Joerg! Ingo -- 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/