From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1753744Ab1JJRjR (ORCPT ); Mon, 10 Oct 2011 13:39:17 -0400 Received: from cantor2.suse.de ([195.135.220.15]:50151 "EHLO mx2.suse.de" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752680Ab1JJRjO (ORCPT ); Mon, 10 Oct 2011 13:39:14 -0400 Date: Mon, 10 Oct 2011 10:38:45 -0700 From: Greg KH To: Mikael Pettersson Cc: =?iso-8859-1?Q?M=E5ns_Rullg=E5rd?= , Nicolas Pitre , linux-usb@vger.kernel.org, Harro Haan , linux-kernel@vger.kernel.org, Alan Stern , Lennert Buytenhek , linux-arm-kernel@lists.infradead.org Subject: Re: [PATCH] fix ehci alignment error Message-ID: <20111010173845.GB25114@suse.de> References: <20111010124154.464239811@gmail.com> <20111010141402.GA21856@suse.de> <20111010170042.GB24166@suse.de> <20115.11246.991917.639835@pilspetsen.it.uu.se> MIME-Version: 1.0 Content-Type: text/plain; charset=iso-8859-1 Content-Disposition: inline Content-Transfer-Encoding: 8bit In-Reply-To: <20115.11246.991917.639835@pilspetsen.it.uu.se> User-Agent: Mutt/1.5.21 (2010-09-15) Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Mon, Oct 10, 2011 at 07:31:26PM +0200, Mikael Pettersson wrote: > Greg KH writes: > > On Mon, Oct 10, 2011 at 05:29:13PM +0100, Måns Rullgård wrote: > > > Greg KH writes: > > > > > > > On Mon, Oct 10, 2011 at 02:38:27PM +0200, Harro Haan wrote: > > > >> The Kirkwood gave an unaligned memory access error on > > > >> line 742 of drivers/usb/host/echi-hcd.c: > > > >> "ehci->last_periodic_enable = ktime_get_real();" > > > > > > > > What is "The Kirkwood"? What size processor is this? > > > > > > It's an ARM926-like CPU from Marvell. > > > > 32 or 64bit? > > All ARMs are 32-bit, but some have instructions for loading or > storing 2 x 32 bits at a time, but also require the corresponding > memory address to be 64-bit aligned. Ah, ok, that makes more sense here. I'll go queue it up. greg k-h