From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mail-pz0-f46.google.com ([209.85.210.46]:47149 "EHLO mail-pz0-f46.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752070Ab0L1BRn convert rfc822-to-8bit (ORCPT ); Mon, 27 Dec 2010 20:17:43 -0500 MIME-Version: 1.0 In-Reply-To: <20101224191855.GJ20587@n2100.arm.linux.org.uk> References: <20101224191855.GJ20587@n2100.arm.linux.org.uk> Date: Tue, 28 Dec 2010 02:17:42 +0100 Message-ID: Subject: Re: [PATCH] TWD: enable one-shot mode From: Linus Walleij Content-Type: text/plain; charset=ISO-8859-1 Content-Transfer-Encoding: 8BIT Sender: linux-arm-msm-owner@vger.kernel.org List-ID: To: Russell King - ARM Linux Cc: Catalin Marinas , Bryan Huntsman , Colin Cross , Daniel Walker , David Brown , Erik Gilling , Kukjin Kim , Olof Johansson , Srinidhi Kasagar , Tony Lindgren , linux-tegra@vger.kernel.org, linux-arm-msm@vger.kernel.org, linux-samsung-soc@vger.kernel.org, linux-omap@vger.kernel.org, linux-arm-kernel@lists.infradead.org 2010/12/24 Russell King - ARM Linux : > Allow one shot timer mode to be used with the TWD.  This allows > NOHZ mode to be used on SMP systems using the TWD localtimer. > > Tested on Versatile Express. > > Signed-off-by: Russell King > --- > Acks/Tested-by's would be appreciated, thanks. Tested on the U8500 and doesn't seem to break anything... Local interrupts after a few minutes of use before patching (and enabling NO_HZ): LOC: 8203 8224 After patching; LOC: 233 322 Looks like it's working, too. Tested-by: Linus Walleij Yours, Linus Walleij