From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1754963AbYJLUAY (ORCPT ); Sun, 12 Oct 2008 16:00:24 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1753783AbYJLUAG (ORCPT ); Sun, 12 Oct 2008 16:00:06 -0400 Received: from mx2.redhat.com ([66.187.237.31]:34911 "EHLO mx2.redhat.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1753712AbYJLUAF (ORCPT ); Sun, 12 Oct 2008 16:00:05 -0400 Date: Sun, 12 Oct 2008 22:00:04 +0200 From: Karel Zak To: Arjan van de Ven Cc: Andrew Morton , linux-kernel@vger.kernel.org, torvalds@linux-foundation.org, Nick Piggin Subject: Re: [kerneloops] regression in 2.6.27 wrt "lock_page" and the "hwclock" program Message-ID: <20081012200004.GI10429@nb.net.home> References: <20081004174433.14a5e093@infradead.org> <20081004215225.2444d54b.akpm@linux-foundation.org> <20081005081145.30ba921b@infradead.org> <20081005102742.de8353b4.akpm@linux-foundation.org> <20081005103826.6771540a@infradead.org> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20081005103826.6771540a@infradead.org> User-Agent: Mutt/1.5.18 (2008-05-17) Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Sun, Oct 05, 2008 at 10:38:26AM -0700, Arjan van de Ven wrote: > I get the impression from the code that it really wants a "don't > schedule me out" rather than "this is a lock". Yes, I think so. > it can do better. Any suggestion how to nicely implement "don't schedule me out"? Karel -- Karel Zak