Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S933813Ab3JOUg2 (ORCPT ); Tue, 15 Oct 2013 16:36:28 -0400 Received: from cdptpa-outbound-snat.email.rr.com ([107.14.166.226]:13330 "EHLO cdptpa-oedge-vip.email.rr.com" rhost-flags-OK-OK-OK-FAIL) by vger.kernel.org with ESMTP id S933733Ab3JOUgY (ORCPT ); Tue, 15 Oct 2013 16:36:24 -0400 Date: Tue, 15 Oct 2013 16:36:22 -0400 From: Steven Rostedt To: Frederic Weisbecker Cc: Andrew Morton , LKML , Linus Torvalds , "H. Peter Anvin" , Ingo Molnar , Peter Zijlstra , Thomas Gleixner , "Liu, Chuansheng" Subject: Re: [PATCH] bug: Use xchg() to update WARN_ON_ONCE() static variable Message-ID: <20131015163622.55181900@gandalf.local.home> In-Reply-To: <20131015202134.GB3269@localhost.localdomain> References: <20131015155806.04e2613f@gandalf.local.home> <20131015131259.3051743890ce9b1b9dae9763@linux-foundation.org> <20131015202134.GB3269@localhost.localdomain> X-Mailer: Claws Mail 3.9.2 (GTK+ 2.24.20; x86_64-pc-linux-gnu) Mime-Version: 1.0 Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: 7bit X-RR-Connecting-IP: 107.14.168.118:25 X-Cloudmark-Score: 0 Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 637 Lines: 17 On Tue, 15 Oct 2013 22:21:36 +0200 Frederic Weisbecker wrote: > Oh, I have a pending patchset that I worked on a few weeks ago which does that. > I did not post it because it made WARN_ONCE using the unlikely text section, but > the diffstat was nice. > > I'm going to post that as RFC just in case. Oh well, I guess I don't need to work on that anymore ;-) -- Steve -- 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/