Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S965236AbWIVWWn (ORCPT ); Fri, 22 Sep 2006 18:22:43 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S965235AbWIVWWn (ORCPT ); Fri, 22 Sep 2006 18:22:43 -0400 Received: from dsl027-180-168.sfo1.dsl.speakeasy.net ([216.27.180.168]:20390 "EHLO sunset.davemloft.net") by vger.kernel.org with ESMTP id S965204AbWIVWWm (ORCPT ); Fri, 22 Sep 2006 18:22:42 -0400 Date: Fri, 22 Sep 2006 15:22:59 -0700 (PDT) Message-Id: <20060922.152259.54193010.davem@davemloft.net> To: mikpe@it.uu.se Cc: linux-kernel@vger.kernel.org, simoneau@ele.uri.edu, sparclinux@vger.kernel.org Subject: Re: [sparc64] 2.6.18 unaligned acccess in ehci_hub_control From: David Miller In-Reply-To: <200609222215.k8MMFfAj023040@harpo.it.uu.se> References: <200609222215.k8MMFfAj023040@harpo.it.uu.se> X-Mailer: Mew version 4.2 on Emacs 21.4 / Mule 5.0 (SAKAKI) Mime-Version: 1.0 Content-Type: Text/Plain; charset=us-ascii Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 846 Lines: 19 From: Mikael Pettersson Date: Sat, 23 Sep 2006 00:15:41 +0200 (MEST) > I rechecked with 2.6.18 final, and the behaviour is as I described: > gcc-4.1.1 causes the alignment exceptions, while gcc-3.4.6 does not. > I didn't get any PCI errors now, but I'm sure I did get them in the > 2.6.17 or early 2.6.18-rc kernels. > > Here's a dmesg diff to show what happens, between the gcc-4.1.1 > and gcc-3.4.6 compiled kernels. The first part is from kernel > bootup + user-space modprobe of the USB EHCI etc modules: Thanks for taking a look into this, I'll dig deeper when I get a chance. - 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/