From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S965519AbXAWWFA (ORCPT ); Tue, 23 Jan 2007 17:05:00 -0500 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S965525AbXAWWEv (ORCPT ); Tue, 23 Jan 2007 17:04:51 -0500 Received: from www.osadl.org ([213.239.205.134]:35943 "EHLO mail.tglx.de" rhost-flags-OK-OK-OK-FAIL) by vger.kernel.org with ESMTP id S965519AbXAWWBW (ORCPT ); Tue, 23 Jan 2007 17:01:22 -0500 Message-Id: <20070123211209.084184000@localhost.localdomain> References: <20070123211159.178138000@localhost.localdomain> Date: Tue, 23 Jan 2007 22:01:36 -0000 From: Thomas Gleixner To: Andrew Morton Cc: LKML , Ingo Molnar , John Stultz , Arjan van de Veen , Roman Zippel Subject: [patch 39/46] i386 prepare for dyntick Content-Disposition: inline; filename=dynticks-i386-support-idle-handler-callbacks.patch Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org From: Ingo Molnar Prepare i386 for dyntick: idle handler callbacks. Signed-off-by: Ingo Molnar Signed-off-by: Thomas Gleixner Cc: john stultz Cc: Roman Zippel Cc: Andi Kleen Signed-off-by: Andrew Morton --- arch/i386/kernel/process.c | 3 +++ 1 file changed, 3 insertions(+) Index: linux-2.6.20-rc4-mm1-bo/arch/i386/kernel/process.c =================================================================== --- linux-2.6.20-rc4-mm1-bo.orig/arch/i386/kernel/process.c +++ linux-2.6.20-rc4-mm1-bo/arch/i386/kernel/process.c @@ -38,6 +38,7 @@ #include #include #include +#include #include #include @@ -211,6 +212,7 @@ void cpu_idle(void) /* endless idle loop with no priority at all */ while (1) { + tick_nohz_stop_sched_tick(); while (!need_resched()) { void (*idle)(void); @@ -238,6 +240,7 @@ void cpu_idle(void) idle(); __exit_idle(); } + tick_nohz_restart_sched_tick(); preempt_enable_no_resched(); schedule(); preempt_disable(); --