Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1752202AbaBIXP5 (ORCPT ); Sun, 9 Feb 2014 18:15:57 -0500 Received: from mail-ig0-f179.google.com ([209.85.213.179]:54131 "EHLO mail-ig0-f179.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751553AbaBIXPz (ORCPT ); Sun, 9 Feb 2014 18:15:55 -0500 Message-ID: <52F80C28.5040709@gmail.com> Date: Sun, 09 Feb 2014 17:15:52 -0600 From: Robert Hancock User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:24.0) Gecko/20100101 Thunderbird/24.3.0 MIME-Version: 1.0 To: Markus Rechberger , David Laight CC: Sarah Sharp , LKML , USB list , Alan Stern , Greg KH Subject: Re: [BUGREPORT] Linux USB 3.0 References: <20140120193510.GC5545@xanatos> <063D6719AE5E284EB5DD2968C1650D6D0F6B8058@AcuExch.aculab.com> In-Reply-To: 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 08/02/14 03:00 AM, Markus Rechberger wrote: > On Tue, Feb 4, 2014 at 10:31 AM, David Laight wrote: >> From: Markus Rechberger >>>>> Dec 27 23:23:50 solist kernel: [ 36.118245] xhci_hcd 0000:00:14.0: ERROR Transfer event TRB DMA >>> ptr >>>> >>>> These messages might be harmless. The 3.0 kernel contains a fix for >>>> Intel Panther Point xHCI hosts that suppresses those messages, commit >>>> ad808333d8201d53075a11bc8dd83b81f3d68f0b "Intel xhci: Ignore spurious >>>> successful event." >>>> >>>> A later commit extends that to all xHCI 1.0 hosts, commit >>>> 07f3cb7c28bf3f4dd80bfb136cf45810c46ac474 "usb: host: xhci: Enable >>>> XHCI_SPURIOUS_SUCCESS for all controllers with xhci 1.0" That was >>>> queued for 3.11 and marked to be backported into stable kernels as old >>>> as 3.0. >> >> I see the same error message on the 0.96 ASMedia controller when >> the rx buffers for the ax88179_178a driver cross 64k boundaries. >> >> So this isn't confined to 1.0 controllers. >> > > Sarah, > > since there is no response yet, is there anyone at Intel dedicated at > working on USB 3.0? > We are also getting more and more negative USB 3.0 feedback with Linux Still nobody appears to have provided the requested debugging information that was requested. So there is not much that can be done upstream to debug things based only on vague reports, especially when not using current kernel versions. -- 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/