From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S934214Ab0BYWG3 (ORCPT ); Thu, 25 Feb 2010 17:06:29 -0500 Received: from e1.ny.us.ibm.com ([32.97.182.141]:37296 "EHLO e1.ny.us.ibm.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S933895Ab0BYWG1 (ORCPT ); Thu, 25 Feb 2010 17:06:27 -0500 Date: Thu, 25 Feb 2010 14:06:24 -0800 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, dvhltc@us.ibm.com, niv@us.ibm.com, tglx@linutronix.de, peterz@infradead.org, rostedt@goodmis.org, Valdis.Kletnieks@vt.edu, dhowells@redhat.com Subject: [PATCH tip/core/rcu 0/2] rcu: fixes for RCU lockdep Message-ID: <20100225220624.GA7013@linux.vnet.ibm.com> Reply-To: paulmck@linux.vnet.ibm.com MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline User-Agent: Mutt/1.5.15+20070412 (2007-04-11) Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Hello! This set fixes a couple of problems with the RCU-based lockdep patches: 1. Make the lockdep_rcu_dereference() message less alarmist 2. Make rcu_read_lock_sched_held() take boot-time lack of preemption into account. Thanx, Paul ------------------------------------------------------------------------ include/linux/rcupdate.h | 4 +++- include/linux/rcutiny.h | 4 ---- include/linux/rcutree.h | 1 - kernel/lockdep.c | 7 +++---- kernel/rcupdate.c | 18 ++++++++++++++++++ kernel/rcutree.c | 20 -------------------- 6 files changed, 24 insertions(+), 30 deletions(-)