Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1763026AbXFATjd (ORCPT ); Fri, 1 Jun 2007 15:39:33 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1762797AbXFATjP (ORCPT ); Fri, 1 Jun 2007 15:39:15 -0400 Received: from mx1.redhat.com ([66.187.233.31]:34639 "EHLO mx1.redhat.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1762746AbXFATjO (ORCPT ); Fri, 1 Jun 2007 15:39:14 -0400 Message-ID: <466075D1.8080807@redhat.com> Date: Fri, 01 Jun 2007 15:38:57 -0400 From: Rik van Riel Organization: Red Hat, Inc User-Agent: Thunderbird 1.5.0.7 (X11/20061008) MIME-Version: 1.0 To: Andi Kleen CC: Christoph Hellwig , linux-kernel , andrew.vasquez@qlogic.com Subject: Re: [PATCH] quiet down swiotlb warnings References: <466057B1.9090309@redhat.com> <20070601181225.GA16460@infradead.org> <20070601193703.GI7217@one.firstfloor.org> In-Reply-To: <20070601193703.GI7217@one.firstfloor.org> Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 801 Lines: 22 Andi Kleen wrote: > An pci_map_sg failing typically leads to an IO error and we've > always printk'ed those. Otherwise people will wonder why they > get EIO. In some situations. In this case the qla2xxx driver uses the pci_map_sg() failure as a throttling mechanism and printing out all the warnings will actually slow down the system. Andi, what do you propose as a solution? -- Politics is the struggle between those who want to make their country the best in the world, and those who believe it already is. Each group calls the other unpatriotic. - 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/