From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1757926AbXFUGl4 (ORCPT ); Thu, 21 Jun 2007 02:41:56 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1752525AbXFUGlt (ORCPT ); Thu, 21 Jun 2007 02:41:49 -0400 Received: from mga01.intel.com ([192.55.52.88]:59199 "EHLO mga01.intel.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752274AbXFUGls (ORCPT ); Thu, 21 Jun 2007 02:41:48 -0400 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="4.16,446,1175497200"; d="scan'208";a="259404653" Date: Wed, 20 Jun 2007 23:37:31 -0700 From: "Keshavamurthy, Anil S" To: Peter Zijlstra Cc: Arjan van de Ven , "Keshavamurthy, Anil S" , "Siddha, Suresh B" , akpm@linux-foundation.org, linux-kernel@vger.kernel.org, ak@suse.de, gregkh@suse.de, muli@il.ibm.com, ashok.raj@intel.com, davem@davemloft.net, clameter@sgi.com Subject: Re: [Intel IOMMU 06/10] Avoid memory allocation failures in dma map api calls Message-ID: <20070621063730.GC6771@linux-os.sc.intel.com> Reply-To: "Keshavamurthy, Anil S" References: <1182326799.21117.19.camel@twins> <46792586.20706@linux.intel.com> <20070620173038.GA25516@linux-os.sc.intel.com> <1182362703.21117.79.camel@twins> <46797CB1.8070008@linux.intel.com> <1182370132.21117.84.camel@twins> <20070620230337.GA6771@linux-os.sc.intel.com> <1182406212.21117.94.camel@twins> <467A1679.8090202@linux.intel.com> <1182407374.21117.106.camel@twins> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <1182407374.21117.106.camel@twins> User-Agent: Mutt/1.4.1i Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org On Thu, Jun 21, 2007 at 08:29:34AM +0200, Peter Zijlstra wrote: > On Wed, 2007-06-20 at 23:11 -0700, Arjan van de Ven wrote: > > Peter Zijlstra wrote: > Also, the other iommu code you pointed me to, was happy to fail, it did > not attempt to use the emergency reserves. Is the same behavior acceptable here? -Anil