Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1750762AbVJFJsR (ORCPT ); Thu, 6 Oct 2005 05:48:17 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1750764AbVJFJsR (ORCPT ); Thu, 6 Oct 2005 05:48:17 -0400 Received: from cantor.suse.de ([195.135.220.2]:30597 "EHLO mx1.suse.de") by vger.kernel.org with ESMTP id S1750762AbVJFJsP (ORCPT ); Thu, 6 Oct 2005 05:48:15 -0400 From: Andi Kleen To: Steven Rostedt Subject: Re: 2.6.14-rc3-rt2 Date: Thu, 6 Oct 2005 11:48:02 +0200 User-Agent: KMail/1.8 Cc: Ingo Molnar , Mark Knecht , linux-kernel@vger.kernel.org References: <20051004130009.GB31466@elte.hu> <20051006081055.GA20491@elte.hu> In-Reply-To: MIME-Version: 1.0 Content-Type: text/plain; charset="iso-8859-1" Content-Transfer-Encoding: 7bit Content-Disposition: inline Message-Id: <200510061148.03098.ak@suse.de> Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 539 Lines: 19 [hrm - should read whole threads before replying] > > So a u32 flags with > > flags = acpi_os_acquire_lock(lock); > > would be safe, unless a 64 bit machine stored the value of IR in the upper > word, which I don't know of any archs that do that. At least on x86-64 it should be ok. -Andi - 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/