From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1757738Ab0CPI7e (ORCPT ); Tue, 16 Mar 2010 04:59:34 -0400 Received: from mx2.mail.elte.hu ([157.181.151.9]:39931 "EHLO mx2.mail.elte.hu" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751936Ab0CPI7d (ORCPT ); Tue, 16 Mar 2010 04:59:33 -0400 Date: Tue, 16 Mar 2010 09:58:47 +0100 From: Ingo Molnar To: Lai Jiangshan Cc: paulmck@linux.vnet.ibm.com, linux-kernel@vger.kernel.org, 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, eric.dumazet@gmail.com, arnd@arndb.de Subject: Re: [PATCH tip/core/rcu] rcu: make rcu_read_lock_bh_held() allow for disabled BH Message-ID: <20100316085847.GC7961@elte.hu> References: <20100316000343.GA25857@linux.vnet.ibm.com> <4B9F22C8.6070702@cn.fujitsu.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <4B9F22C8.6070702@cn.fujitsu.com> User-Agent: Mutt/1.5.20 (2009-08-17) X-ELTE-SpamScore: 0.0 X-ELTE-SpamLevel: X-ELTE-SpamCheck: no X-ELTE-SpamVersion: ELTE 2.0 X-ELTE-SpamCheck-Details: score=0.0 required=5.9 tests=none autolearn=no SpamAssassin version=3.2.5 _SUMMARY_ Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org * Lai Jiangshan wrote: > Paul E. McKenney wrote: > > Disabling BH can stand in for rcu_read_lock_bh(), and this patch updates > > rcu_read_lock_bh_held() to allow for this. In order to avoid include-file > > hell, this function is moved out of line to kernel/rcupdate.c. > > > > Reported-by: Arnd Bergmann > > Reported-by: Eric Dumazet > > Signed-off-by: Paul E. McKenney > > Acked-by: Lai Jiangshan Applied, thanks! Ingo