From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1753334Ab3AFXM2 (ORCPT ); Sun, 6 Jan 2013 18:12:28 -0500 Received: from mail-we0-f169.google.com ([74.125.82.169]:54290 "EHLO mail-we0-f169.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1753269Ab3AFXM0 (ORCPT ); Sun, 6 Jan 2013 18:12:26 -0500 Message-ID: <50EA0394.9020701@linaro.org> Date: Mon, 07 Jan 2013 00:07:00 +0100 From: Daniel Lezcano User-Agent: Mozilla/5.0 (X11; Linux i686; rv:17.0) Gecko/17.0 Thunderbird/17.0 MIME-Version: 1.0 To: "Rafael J. Wysocki" CC: Russ Anderson , linux-pm@vger.kernel.org, pdeschrijver@nvidia.com, akpm@linux-foundation.org, linux-kernel@vger.kernel.org, rja@americas.sgi.com Subject: Re: [PATCH] cpuidle - fix lock contention in the idle path References: <1356516108-11191-1-git-send-email-daniel.lezcano@linaro.org> <20130102211314.GA29447@sgi.com> <50E6764C.9060608@linaro.org> <3077900.eue4T2ZoF8@vostro.rjw.lan> In-Reply-To: <3077900.eue4T2ZoF8@vostro.rjw.lan> Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org [ ... ] >>>> The following patch is a hot fix by returning to the initial behavior >>>> by removing the lock when getting the driver. >>> >>> The patch fixes the problem. Verified on a system with 1024 cpus. >>> Thanks. >>> >>>> Signed-off-by: Daniel Lezcano >>> >>> Reported-by: Russ Anderson >>> Acked-by: Russ Anderson >> >> Hi Rafael, >> >> could you consider this patch for merging ? > > Yes, I've taken it already. > > I'll include it into the next pull request. Ok, thanks. I noticed you rephrased the changelog. Thanks for that also. -- Daniel -- Linaro.org │ Open source software for ARM SoCs Follow Linaro: Facebook | Twitter | Blog * English - detected * English * French * English * French <#>