From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1030327Ab2CBPk5 (ORCPT ); Fri, 2 Mar 2012 10:40:57 -0500 Received: from hrndva-omtalb.mail.rr.com ([71.74.56.122]:20836 "EHLO hrndva-omtalb.mail.rr.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1757447Ab2CBPkz (ORCPT ); Fri, 2 Mar 2012 10:40:55 -0500 X-Authority-Analysis: v=2.0 cv=d9t3OGfE c=1 sm=0 a=ZycB6UtQUfgMyuk2+PxD7w==:17 a=XQbtiDEiEegA:10 a=iqH1YQEIiWMA:10 a=5SG0PmZfjMsA:10 a=Q9fys5e9bTEA:10 a=oRqBtgwPD9d6bcF6oncA:9 a=PUjeQqilurYA:10 a=ZycB6UtQUfgMyuk2+PxD7w==:117 X-Cloudmark-Score: 0 X-Originating-IP: 74.67.80.29 Message-ID: <1330702854.25686.267.camel@gandalf.stny.rr.com> Subject: Re: [PATCH RT 7/9][RFC] [PATCH 7/9] cpu/rt: Rework cpu down for PREEMPT_RT From: Steven Rostedt To: Thomas Gleixner Cc: linux-kernel@vger.kernel.org, linux-rt-users , Carsten Emde , John Kacur , Peter Zijlstra , Clark Williams Date: Fri, 02 Mar 2012 10:40:54 -0500 In-Reply-To: <1330702617.25686.265.camel@gandalf.stny.rr.com> References: <20120301185527.064629423@goodmis.org> <20120301190346.172835662@goodmis.org> <1330701323.25686.260.camel@gandalf.stny.rr.com> <1330702617.25686.265.camel@gandalf.stny.rr.com> Content-Type: text/plain; charset="ISO-8859-15" X-Mailer: Evolution 3.2.2-1 Content-Transfer-Encoding: 7bit Mime-Version: 1.0 Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Fri, 2012-03-02 at 10:36 -0500, Steven Rostedt wrote: > > +#ifdef CONFIG_PREEMPT_RT_FULL > +# define hotplug_lock() spin_lock(&cpu_hotplug.lock) > +# define hotplug_unlock() spin_unlock(&cpu_hotplug.lock) > +#else > +# define hotplug_lock() mutex_lock(&cpu_hotplug.lock) > +# define hotplug_lock() mutex_unlock(&cpu_hotplug.lock) # define hotplug_unlock() mutex_unlock(&cpu_hotplug.lock) Proof it doesn't comply. -- Steve > +#endif