From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1754721Ab1L2Qtk (ORCPT ); Thu, 29 Dec 2011 11:49:40 -0500 Received: from mail-tul01m020-f174.google.com ([209.85.214.174]:51509 "EHLO mail-tul01m020-f174.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1754571Ab1L2Qti (ORCPT ); Thu, 29 Dec 2011 11:49:38 -0500 Message-ID: <4EFC9A1D.4000601@lwfinger.net> Date: Thu, 29 Dec 2011 10:49:33 -0600 From: Larry Finger User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:9.0) Gecko/20111220 Thunderbird/9.0 MIME-Version: 1.0 To: Andiry Xu CC: Sarah Sharp , USB list , LKML , v4mp Subject: Re: Question about error from xhci-hcd References: <4EAC3C5C.5000209@lwfinger.net> <20111030050443.GC4535@xanatos> <4EB01904.10605@lwfinger.net> <4EC0DCD5.2010509@amd.com> <4EFB4429.4090002@lwfinger.net> <4EFBDF35.8000501@amd.com> <4EFBE4B2.5000801@lwfinger.net> <4EFBECE1.2060001@amd.com> In-Reply-To: <4EFBECE1.2060001@amd.com> 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 On 12/28/2011 10:30 PM, Andiry Xu wrote: > > That's the error I want to see, but I didn't find it in the dmesg you > posted. is it wrapped? > > Anyway, please post the full dmesg with no room on ring error and the > dump of the ep ring and event ring (so the xhci_debug_ring() is > triggered in the patch), so we can see if the ring is mangled or there > is just too many transfers. > > Another thing you can try is the andiry-ring-expansion branch on Sarah's > xhci git tree, check if there is still no room on ring error. No, the ring is not wrapped. I seems that my anti-spam mechanism kicked in too soon. or the run stopped too soon. I'll have the OP do another run and see if we can get the right information. Larry