From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1756209AbYEIS6s (ORCPT ); Fri, 9 May 2008 14:58:48 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1752739AbYEIS6i (ORCPT ); Fri, 9 May 2008 14:58:38 -0400 Received: from mx1.redhat.com ([66.187.233.31]:36572 "EHLO mx1.redhat.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751497AbYEIS6h (ORCPT ); Fri, 9 May 2008 14:58:37 -0400 Message-ID: <48249E55.1020300@redhat.com> Date: Fri, 09 May 2008 14:56:21 -0400 From: Chris Snook User-Agent: Thunderbird 2.0.0.12 (X11/20080226) MIME-Version: 1.0 To: Alexey Dobriyan CC: Jay Cliburn , Luca Tettamanti , Jeff Garzik , Pekka Enberg , Andrew Morton , linux-kernel@vger.kernel.org, netdev@vger.kernel.org, Christoph Lameter , torvalds@osdl.org Subject: Re: atl1 64-bit => 32-bit DMA borkage (reproducible, bisected) References: <20080419215444.2d4623f5@osprey.hogchain.net> <20080420111453.GA4902@martell.zuzino.mipt.ru> <20080420060607.2b1be48b@osprey.hogchain.net> <20080420122631.GA4761@martell.zuzino.mipt.ru> <20080420133704.63f5cc10@osprey.hogchain.net> <20080420205500.GA4762@martell.zuzino.mipt.ru> <20080421210821.28053a92@osprey.hogchain.net> <20080425195743.2bfe66ee@osprey.hogchain.net> <20080504211507.GC1040@martell.zuzino.mipt.ru> <20080506110225.31fd61a4@osprey.hogchain.net> <20080509195149.GA4985@martell.zuzino.mipt.ru> In-Reply-To: <20080509195149.GA4985@martell.zuzino.mipt.ru> Content-Type: text/plain; charset=ISO-8859-1; format=flowed Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Alexey Dobriyan wrote: > Hmmm, there was a wonderful oops on interface stop here when the other end > of atl1 cable was physically unplugged (but there was traffic before): > > atl1_down > atl1_clean_rx_ring > swiotlb_unmap_single > swiotlb_unmap_single_attrs > memcpy_c > Intel chip, or AMD? -- Chris