From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1755204Ab1AaH7c (ORCPT ); Mon, 31 Jan 2011 02:59:32 -0500 Received: from e6.ny.us.ibm.com ([32.97.182.146]:35486 "EHLO e6.ny.us.ibm.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752075Ab1AaH7b (ORCPT ); Mon, 31 Jan 2011 02:59:31 -0500 Date: Sun, 30 Jan 2011 23:59:28 -0800 From: "Paul E. McKenney" To: Cong Wang Cc: linux-kernel@vger.kernel.org, Dipankar Sarma Subject: Re: [Patch] rcupdate: remove dead code Message-ID: <20110131075928.GD2145@linux.vnet.ibm.com> Reply-To: paulmck@linux.vnet.ibm.com References: <1296382988-16564-1-git-send-email-amwang@redhat.com> <4D453CAC.4010305@redhat.com> MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Disposition: inline Content-Transfer-Encoding: 8bit In-Reply-To: <4D453CAC.4010305@redhat.com> User-Agent: Mutt/1.5.20 (2009-06-14) X-Content-Scanned: Fidelis XPS MAILER Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Sun, Jan 30, 2011 at 06:25:48PM +0800, Cong Wang wrote: > 于 2011年01月30日 18:23, Amerigo Wang 写道: > >DEBUG_OBJECTS_RCU_HEAD depends on PREEMPT, so #ifndef CONFIG_PREEMPT > >is totally useless in kernel/rcupdate.c. > > By "useless" I meant the code under #ifdef CONFIG_DEBUG_OBJECTS_RCU_HEAD, > of course. :) Yep, I did interpret it that way. ;-) Thanx, Paul