Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1754879Ab0DCTNV (ORCPT ); Sat, 3 Apr 2010 15:13:21 -0400 Received: from 8bytes.org ([88.198.83.132]:52671 "EHLO 8bytes.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1753329Ab0DCTNQ (ORCPT ); Sat, 3 Apr 2010 15:13:16 -0400 Date: Sat, 3 Apr 2010 21:13:14 +0200 From: Joerg Roedel To: "Eric W. Biederman" Cc: Chris Wright , Joerg Roedel , nhorman@redhat.com, nhorman@tuxdriver.com, kexec@lists.infradead.org, linux-kernel@vger.kernel.org, hbabu@us.ibm.com, iommu@lists.linux-foundation.org, vgoyal@redhat.com Subject: Re: [PATCH 3/4] Revert "x86: disable IOMMUs on kernel crash" Message-ID: <20100403191314.GR24846@8bytes.org> References: <20100403012751.834020949@sous-sol.org> <20100403012820.229410717@sous-sol.org> <20100403174128.GQ24846@8bytes.org> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: User-Agent: Mutt/1.5.18 (2008-05-17) Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 657 Lines: 19 On Sat, Apr 03, 2010 at 10:49:09AM -0700, Eric W. Biederman wrote: > Joerg Roedel writes: > > Another problem: This also breaks if the kdump kernel has no > > iommu-support. > > Not a problem. We require a lot of things of the kdump kernel, > and it is immediately apparent in a basic sanity test. Only if the sanity test is done on an iommu machine which I don't want to rely on. Joerg -- 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/