Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1757923Ab0LUHv7 (ORCPT ); Tue, 21 Dec 2010 02:51:59 -0500 Received: from canuck.infradead.org ([134.117.69.58]:52972 "EHLO canuck.infradead.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1753761Ab0LUHv6 convert rfc822-to-8bit (ORCPT ); Tue, 21 Dec 2010 02:51:58 -0500 Subject: Re: [RFC PATCH 02/15] nohz_task: Avoid nohz task cpu as non-idle timer target From: Peter Zijlstra To: Frederic Weisbecker Cc: Steven Rostedt , LKML , Thomas Gleixner , "Paul E. McKenney" , Ingo Molnar , Lai Jiangshan , Andrew Morton , Anton Blanchard , Tim Pepper In-Reply-To: <20101221002005.GH1715@nowhere> References: <1292858662-5650-1-git-send-email-fweisbec@gmail.com> <1292858662-5650-3-git-send-email-fweisbec@gmail.com> <1292860078.5021.6.camel@laptop> <1292861202.22905.23.camel@gandalf.stny.rr.com> <1292861524.5021.22.camel@laptop> <20101221002005.GH1715@nowhere> Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: 8BIT Date: Tue, 21 Dec 2010 08:51:42 +0100 Message-ID: <1292917902.5021.181.camel@laptop> Mime-Version: 1.0 X-Mailer: Evolution 2.30.3 Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 479 Lines: 11 On Tue, 2010-12-21 at 01:20 +0100, Frederic Weisbecker wrote: > I can certainly deactivate TIMER_NOT_PINNED and make it a no-op > if CONFIG_NO_HZ_TASK. Why would you want to make that a compile time switch? Dynamic is trivial to do. -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/