From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1762615AbYCCR2r (ORCPT ); Mon, 3 Mar 2008 12:28:47 -0500 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1759369AbYCCRQA (ORCPT ); Mon, 3 Mar 2008 12:16:00 -0500 Received: from mx1.redhat.com ([66.187.233.31]:36437 "EHLO mx1.redhat.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1759986AbYCCRP5 (ORCPT ); Mon, 3 Mar 2008 12:15:57 -0500 From: Glauber Costa To: linux-kernel@vger.kernel.org Cc: akpm@linux-foundation.org, glommer@gmail.com, mingo@elte.hu, tglx@linutronix.de, Glauber Costa Subject: [PATCH 46/52] use cpu_relax instead of rep_nop Date: Mon, 3 Mar 2008 14:13:14 -0300 Message-Id: <1204564400-17636-47-git-send-email-gcosta@redhat.com> X-Mailer: git-send-email 1.5.3.6 In-Reply-To: <1204564400-17636-46-git-send-email-gcosta@redhat.com> References: <1204564400-17636-1-git-send-email-gcosta@redhat.com> <1204564400-17636-2-git-send-email-gcosta@redhat.com> <1204564400-17636-3-git-send-email-gcosta@redhat.com> <1204564400-17636-4-git-send-email-gcosta@redhat.com> <1204564400-17636-5-git-send-email-gcosta@redhat.com> <1204564400-17636-6-git-send-email-gcosta@redhat.com> <1204564400-17636-7-git-send-email-gcosta@redhat.com> <1204564400-17636-8-git-send-email-gcosta@redhat.com> <1204564400-17636-9-git-send-email-gcosta@redhat.com> <1204564400-17636-10-git-send-email-gcosta@redhat.com> <1204564400-17636-11-git-send-email-gcosta@redhat.com> <1204564400-17636-12-git-send-email-gcosta@redhat.com> <1204564400-17636-13-git-send-email-gcosta@redhat.com> <1204564400-17636-14-git-send-email-gcosta@redhat.com> <1204564400-17636-15-git-send-email-gcosta@redhat.com> <1204564400-17636-16-git-send-email-gcosta@redhat.com> <1204564400-17636-17-git-send-email-gcosta@redhat.com> <1204564400-17636-18-git-send-email-gcosta@redhat.com> <1204564400-17636-19-git-send-email-gcosta@redhat.com> <1204564400-17636-20-git-send-email-gcosta@redhat.com> <1204564400-17636-21-git-send-email-gcosta@redhat.com> <1204564400-17636-22-git-send-email-gcosta@redhat.com> <1204564400-17636-23-git-send-email-gcosta@redhat.com> <1204564400-17636-24-git-send-email-gcosta@redhat.com> <1204564400-17636-25-git-send-email-gcosta@redhat.com> <1204564400-17636-26-git-send-email-gcosta@redhat.com> <1204564400-17636-27-git-send-email-gcosta@redhat.com> <1204564400-17636-28-git-send-email-gcosta@redhat.com> <1204564400-17636-29-git-send-email-gcosta@redhat.com> <1204564400-17636-30-git-send-email-gcosta@redhat.com> <1204564400-17636-31-git-send-email-gcosta@redhat.com> <1204564400-17636-32-git-send-email-gcosta@redhat.com> <1204564400-17636-33-git-send-email-gcosta@redhat.com> <1204564400-17636-34-git-send-email-gcosta@redhat.com> <1204564400-17636-35-git-send-email-gcosta@redhat.com> <1204564400-17636-36-git-send-email-gcosta@redhat.com> <1204564400-17636-37-git-send-email-gcosta@redhat.com> <1204564400-17636-38-git-send-email-gcosta@redhat.com> <1204564400-17636-39-git-send-email-gcosta@redhat.com> <1204564400-17636-40-git-send-email-gcosta@redhat.com> <1204564400-17636-41-git-send-email-gcosta@redhat.com> <1204564400-17636-42-git-send-email-gcosta@redhat.com> <1204564400-17636-43-git-send-email-gcosta@redhat.com> <1204564400-17636-44-git-send-email-gcosta@redhat.com> <1204564400-17636-45-git-send-email-gcosta@redhat.com> <1204564400-17636-46-git-send-email-gcosta@redhat.com> Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org This is done for smpboot_32.c Signed-off-by: Glauber Costa --- arch/x86/kernel/smpboot_32.c | 4 ++-- 1 files changed, 2 insertions(+), 2 deletions(-) diff --git a/arch/x86/kernel/smpboot_32.c b/arch/x86/kernel/smpboot_32.c index ee82659..2dd95ba 100644 --- a/arch/x86/kernel/smpboot_32.c +++ b/arch/x86/kernel/smpboot_32.c @@ -185,7 +185,7 @@ static void __cpuinit smp_callin(void) */ if (cpu_isset(cpuid, cpu_callout_map)) break; - rep_nop(); + cpu_relax(); } if (!time_before(jiffies, timeout)) { @@ -242,7 +242,7 @@ static void __cpuinit start_secondary(void *unused) preempt_disable(); smp_callin(); while (!cpu_isset(smp_processor_id(), smp_commenced_mask)) - rep_nop(); + cpu_relax(); /* * Check TSC synchronization with the BP: */ -- 1.5.0.6