Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1756875Ab2FDSak (ORCPT ); Mon, 4 Jun 2012 14:30:40 -0400 Received: from mga11.intel.com ([192.55.52.93]:2209 "EHLO mga11.intel.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1755847Ab2FDS35 (ORCPT ); Mon, 4 Jun 2012 14:29:57 -0400 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="4.71,315,1320652800"; d="scan'208";a="160493201" From: "Fenghua Yu" To: "Ingo Molnar" , "Thomas Gleixner" , "H Peter Anvin" , "Suresh B Siddha" , "Tony Luck" , "Asit K Mallick" , "Arjan Dan De Ven" Cc: "linux-kernel" , "x86" , "linux-pm" , "Fenghua Yu" Subject: [PATCH 6/6] x86/x2apic_phys.c: Wakeup function in x2apic_phys calls mwait or nmi method Date: Mon, 4 Jun 2012 11:17:56 -0700 Message-Id: <1338833876-29721-8-git-send-email-fenghua.yu@intel.com> X-Mailer: git-send-email 1.7.2 In-Reply-To: <1338833876-29721-1-git-send-email-fenghua.yu@intel.com> References: <1338833876-29721-1-git-send-email-fenghua.yu@intel.com> Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 1429 Lines: 47 wmb(); + printk("%s:%d\n",__func__,__LINE__); cpu_idle(); } @@ -478,6 +479,8 @@ _wakeup_secondary_cpu_via_nmi(int apicid, int dest_mode) unsigned long send_status, accept_status = 0; int maxlvt; + printk("%s:%d\n",__func__,__LINE__); + /* Target chip */ /* Boot on the stack */ /* Kick the second */ @@ -530,6 +533,7 @@ DEFINE_PER_CPU(int, cpu_dead) = { 0 }; static int wakeup_secondary_cpu_via_mwait(int cpu) { + printk("%s:%d\n",__func__,__LINE__); per_cpu(cpu_dead, cpu) |= CPU_DEAD_TRIGGER; return 0; } @@ -553,6 +557,7 @@ wakeup_secondary_cpu_via_init(int phys_apicid, unsigned long start_eip) unsigned long send_status, accept_status = 0; int maxlvt, num_starts, j; + printk("%s:%d\n",__func__,__LINE__); maxlvt = lapic_get_maxlvt(); /* diff --git a/drivers/base/cpu.c b/drivers/base/cpu.c index 6345294..b218149 100644 --- a/drivers/base/cpu.c +++ b/drivers/base/cpu.c @@ -49,6 +49,7 @@ static ssize_t __ref store_online(struct device *dev, kobject_uevent(&dev->kobj, KOBJ_OFFLINE); break; case '1': + printk("%s:%d\n",__func__,__LINE__); ret = cpu_up(cpu->dev.id); if (!ret) kobject_uevent(&dev->kobj, KOBJ_ONLINE); -- 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/