From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1756904Ab3CRVSQ (ORCPT ); Mon, 18 Mar 2013 17:18:16 -0400 Received: from e8.ny.us.ibm.com ([32.97.182.138]:38777 "EHLO e8.ny.us.ibm.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1754097Ab3CRVSN (ORCPT ); Mon, 18 Mar 2013 17:18:13 -0400 From: "Paul E. McKenney" To: linux-kernel@vger.kernel.org Cc: mingo@elte.hu, laijs@cn.fujitsu.com, dipankar@in.ibm.com, akpm@linux-foundation.org, mathieu.desnoyers@polymtl.ca, josh@joshtriplett.org, niv@us.ibm.com, tglx@linutronix.de, peterz@infradead.org, rostedt@goodmis.org, Valdis.Kletnieks@vt.edu, dhowells@redhat.com, edumazet@google.com, darren@dvhart.com, fweisbec@gmail.com, sbw@mit.edu, "Srivatsa S. Bhat" , "Paul E. McKenney" Subject: [PATCH tip/core/rcu 3/7] rcu: Remove comment referring to __stop_machine() Date: Mon, 18 Mar 2013 14:16:52 -0700 Message-Id: <1363641416-18642-3-git-send-email-paulmck@linux.vnet.ibm.com> X-Mailer: git-send-email 1.8.1.5 In-Reply-To: <1363641416-18642-1-git-send-email-paulmck@linux.vnet.ibm.com> References: <20130318211615.GA15814@linux.vnet.ibm.com> <1363641416-18642-1-git-send-email-paulmck@linux.vnet.ibm.com> X-TM-AS-MML: No X-Content-Scanned: Fidelis XPS MAILER x-cbid: 13031821-9360-0000-0000-00001160131D Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org From: "Srivatsa S. Bhat" Although it used to be that CPU_DYING notifiers executed on the outgoing CPU with interrupts disabled and with all other CPUs spinning, this is no longer the case. This commit therefore removes this obsolete comment. Signed-off-by: Srivatsa S. Bhat Signed-off-by: Paul E. McKenney --- kernel/rcutree.c | 5 ----- 1 file changed, 5 deletions(-) diff --git a/kernel/rcutree.c b/kernel/rcutree.c index b2fc234..71df6f9 100644 --- a/kernel/rcutree.c +++ b/kernel/rcutree.c @@ -2931,11 +2931,6 @@ static int __cpuinit rcu_cpu_notify(struct notifier_block *self, break; case CPU_DYING: case CPU_DYING_FROZEN: - /* - * The whole machine is "stopped" except this CPU, so we can - * touch any data without introducing corruption. We send the - * dying CPU's callbacks to an arbitrarily chosen online CPU. - */ for_each_rcu_flavor(rsp) rcu_cleanup_dying_cpu(rsp); rcu_cleanup_after_idle(cpu); -- 1.8.1.5