From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1946584Ab2JDVce (ORCPT ); Thu, 4 Oct 2012 17:32:34 -0400 Received: from shadbolt.e.decadent.org.uk ([88.96.1.126]:37539 "EHLO shadbolt.e.decadent.org.uk" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1946448Ab2JDVcb (ORCPT ); Thu, 4 Oct 2012 17:32:31 -0400 Date: Thu, 4 Oct 2012 22:32:29 +0100 From: Ben Hutchings To: Willy Tarreau Cc: linux-kernel@vger.kernel.org, stable@vger.kernel.org, Tiejun Chen , Benjamin Herrenschmidt , Greg Kroah-Hartman Message-ID: <20121004213229.GI13292@decadent.org.uk> References: <6a854f579a99b4fe2efaca1057e8ae22@local> <20121001225201.843348475@1wt.eu> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20121001225201.843348475@1wt.eu> User-Agent: Mutt/1.5.20 (2009-06-14) X-SA-Exim-Connect-IP: X-SA-Exim-Mail-From: ben@decadent.org.uk Subject: Re: [ 100/180] powerpc: Add "memory" attribute for mfmsr() X-SA-Exim-Version: 4.2.1 (built Mon, 22 Mar 2010 06:51:10 +0000) X-SA-Exim-Scanned: Yes (on shadbolt.decadent.org.uk) Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Tue, Oct 02, 2012 at 12:53:37AM +0200, Willy Tarreau wrote: > 2.6.32-longterm review patch. If anyone has any objections, please let me know. > > ------------------ > > From: Tiejun Chen > > commit b416c9a10baae6a177b4f9ee858b8d309542fbef upstream. > > Add "memory" attribute in inline assembly language as a compiler > barrier to make sure 4.6.x GCC don't reorder mfmsr(). > > Signed-off-by: Tiejun Chen > Signed-off-by: Benjamin Herrenschmidt > Signed-off-by: Greg Kroah-Hartman > > commit 93487ce8d6edc7c550b1449770df5e44715f520f upstream. [...] Another 3.0 stable reference. Ben. -- Ben Hutchings We get into the habit of living before acquiring the habit of thinking. - Albert Camus