From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1757569AbXGHL7X (ORCPT ); Sun, 8 Jul 2007 07:59:23 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1752852AbXGHLzW (ORCPT ); Sun, 8 Jul 2007 07:55:22 -0400 Received: from il.qumranet.com ([82.166.9.18]:38397 "EHLO il.qumranet.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752301AbXGHLyr (ORCPT ); Sun, 8 Jul 2007 07:54:47 -0400 From: Avi Kivity To: kvm-devel@lists.sourceforge.net Cc: linux-kernel@vger.kernel.org, Avi Kivity Subject: [PATCH 15/20] HOTPLUG: Adapt cpuset hotplug callback to CPU_DYING Date: Sun, 8 Jul 2007 14:54:44 +0300 Message-Id: <1183895689671-git-send-email-avi@qumranet.com> X-Mailer: git-send-email 1.5.2.2 In-Reply-To: <11838956891287-git-send-email-avi@qumranet.com> References: <11838956891287-git-send-email-avi@qumranet.com> Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org CPU_DYING is called in atomic context, so don't try to take any locks. Signed-off-by: Avi Kivity --- kernel/cpuset.c | 3 +++ 1 files changed, 3 insertions(+), 0 deletions(-) diff --git a/kernel/cpuset.c b/kernel/cpuset.c index 4c49188..c4d123f 100644 --- a/kernel/cpuset.c +++ b/kernel/cpuset.c @@ -2138,6 +2138,9 @@ static void common_cpu_mem_hotplug_unplug(void) static int cpuset_handle_cpuhp(struct notifier_block *nb, unsigned long phase, void *cpu) { + if (phase == CPU_DYING || phase == CPU_DYING_FROZEN) + return NOTIFY_DONE; + common_cpu_mem_hotplug_unplug(); return 0; } -- 1.5.2.2