From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S932903AbWL0Ezo (ORCPT ); Tue, 26 Dec 2006 23:55:44 -0500 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S932908AbWL0Ezo (ORCPT ); Tue, 26 Dec 2006 23:55:44 -0500 Received: from 74-93-104-97-Washington.hfc.comcastbusiness.net ([74.93.104.97]:43280 "EHLO sunset.davemloft.net" rhost-flags-OK-FAIL-OK-OK) by vger.kernel.org with ESMTP id S932903AbWL0Ezo (ORCPT ); Tue, 26 Dec 2006 23:55:44 -0500 Date: Tue, 26 Dec 2006 20:55:18 -0800 (PST) Message-Id: <20061226.205518.63739038.davem@davemloft.net> To: ranma@tdiedrich.de Cc: torvalds@osdl.org, gordonfarquharson@gmail.com, tbm@cyrius.com, a.p.zijlstra@chello.nl, andrei.popa@i-neo.ro, akpm@osdl.org, hugh@veritas.com, nickpiggin@yahoo.com.au, arjan@infradead.org, linux-kernel@vger.kernel.org Subject: Re: [PATCH] mm: fix page_mkclean_one From: David Miller In-Reply-To: <20061226161700.GA14128@yamamaya.is-a-geek.org> References: <97a0a9ac0612240010x33f4c51cj32d89cb5b08d4332@mail.gmail.com> <20061226161700.GA14128@yamamaya.is-a-geek.org> X-Mailer: Mew version 5.1.52 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 From: Tobias Diedrich Date: Tue, 26 Dec 2006 17:17:00 +0100 > Linus Torvalds wrote: > > I don't think it's a page table issue any more, it just doesn't look > > likely with the ARM UP corruption. It's also not apparently even on a > > cacheline boundary, so it probably is really a dirty bit that got cleared > > wrogn due to some race with IO. > > So, until now it's only been reported for SMP on i386? > I'm seeing the issue on my Pentium-M Notebook (Thinkpad R52) over > here, UP kernel, no preempt. I've seen it on sparc64, UP kernel, no preempt.