From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1752042AbZGJAIa (ORCPT ); Thu, 9 Jul 2009 20:08:30 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1751843AbZGJAIJ (ORCPT ); Thu, 9 Jul 2009 20:08:09 -0400 Received: from 74-93-104-97-Washington.hfc.comcastbusiness.net ([74.93.104.97]:38866 "EHLO sunset.davemloft.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751873AbZGJAII convert rfc822-to-8bit (ORCPT ); Thu, 9 Jul 2009 20:08:08 -0400 Date: Thu, 09 Jul 2009 17:08:11 -0700 (PDT) Message-Id: <20090709.170811.21077750.davem@davemloft.net> To: eric.dumazet@gmail.com Cc: jolsa@redhat.com, netdev@vger.kernel.org, mathieu.desnoyers@polymtl.ca, mingo@elte.hu, a.p.zijlstra@chello.nl, linux-kernel@vger.kernel.org, fbl@redhat.com, nhorman@redhat.com, htejun@gmail.com, jarkao2@gmail.com, oleg@redhat.com, davidel@xmailserver.org Subject: Re: [PATCHv7 2/2] memory barrier: adding smp_mb__after_lock From: David Miller In-Reply-To: <4A557153.8000108@gmail.com> References: <20090708220717.GB2945@jolsa.redhat.com> <20090708221031.GD2945@jolsa.redhat.com> <4A557153.8000108@gmail.com> X-Mailer: Mew version 6.2.51 on Emacs 22.1 / Mule 5.0 (SAKAKI) Mime-Version: 1.0 Content-Type: Text/Plain; charset=iso-8859-1 Content-Transfer-Encoding: 8BIT Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org From: Eric Dumazet Date: Thu, 09 Jul 2009 06:25:55 +0200 > Jiri Olsa a écrit : >> Adding smp_mb__after_lock define to be used as a smp_mb call after >> a lock. >> >> Making it nop for x86, since {read|write|spin}_lock() on x86 are >> full memory barriers. >> >> wbr, >> jirka >> >> >> Signed-off-by: Jiri Olsa > > Signed-off-by: Eric Dumazet Also applied, thanks everyone!