From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1031371Ab2COAYB (ORCPT ); Wed, 14 Mar 2012 20:24:01 -0400 Received: from mail-pz0-f52.google.com ([209.85.210.52]:38083 "EHLO mail-pz0-f52.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1760605Ab2COAYA (ORCPT ); Wed, 14 Mar 2012 20:24:00 -0400 Date: Wed, 14 Mar 2012 17:23:26 -0700 (PDT) From: Hugh Dickins X-X-Sender: hugh@eggly.anvils To: Stephen Rothwell cc: Daniel Lezcano , akpm@linux-foundation.org, rob.lee@linaro.org, j-pihet@ti.com, khilman@ti.com, deepthi@linux.vnet.ibm.com, dan.carpenter@oracle.com, linux-next@vger.kernel.org, linux-kernel@vger.kernel.org, amit.kucheria@linaro.org Subject: Re: [PATCH] cpuidle : fix random hangs with intel_idle In-Reply-To: <20120315111415.cd119171ac86967aebe85545@canb.auug.org.au> Message-ID: References: <1331770181-800-1-git-send-email-daniel.lezcano@linaro.org> <20120315111415.cd119171ac86967aebe85545@canb.auug.org.au> User-Agent: Alpine 2.00 (LSU 1167 2008-08-23) MIME-Version: 1.0 Content-Type: TEXT/PLAIN; charset=US-ASCII Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Thu, 15 Mar 2012, Stephen Rothwell wrote: > On Thu, 15 Mar 2012 01:09:41 +0100 Daniel Lezcano wrote: > > > > The cpuidle consolidation inverts the local_irq_enable for > > the poll_idle function with CPU_RELAX. > > > > Signed-off-by: Daniel Lezcano > > Reported-by: Hugh Dickins > > So this needs to go into Rob's tree. Maybe after Hugh verifies that it > fixes his problem. Yes, Daniel got me to try it offline before he posted it. Tested-by: Hugh Dickins Personally, I'd recommend including it even before it gets into Rob's tree (where it may well be improved upon first): it does a lot to improve the usability of linux-next. Hugh