From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S932460Ab1GEMv2 (ORCPT ); Tue, 5 Jul 2011 08:51:28 -0400 Received: from hrndva-omtalb.mail.rr.com ([71.74.56.122]:56064 "EHLO hrndva-omtalb.mail.rr.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S932106Ab1GEMv0 (ORCPT ); Tue, 5 Jul 2011 08:51:26 -0400 X-Authority-Analysis: v=1.1 cv=yMxAJ7W7nAoPh8ZdbvCArpG6pAdHwgpzIvOq8QbMesM= c=1 sm=0 a=PKUarE_T-c8A:10 a=5SG0PmZfjMsA:10 a=Q9fys5e9bTEA:10 a=OPBmh+XkhLl+Enan7BmTLg==:17 a=7mOBRU54AAAA:8 a=CHiZ6g6q5NVKZL7A0iQA:9 a=PUjeQqilurYA:10 a=WeOa-AV5lc8A:10 a=OPBmh+XkhLl+Enan7BmTLg==:117 X-Cloudmark-Score: 0 X-Originating-IP: 67.242.120.143 Subject: Re: [patch 03/11] blackfin/irqs: Do not trace arch_local_{*,irq_*} functions From: Steven Rostedt To: Mike Frysinger Cc: linux-kernel@vger.kernel.org, Andrew Morton In-Reply-To: References: <20110702030435.308336775@goodmis.org> <20110702033853.220897627@goodmis.org> Content-Type: text/plain; charset="ISO-8859-15" Date: Tue, 05 Jul 2011 08:51:24 -0400 Message-ID: <1309870284.26417.172.camel@gandalf.stny.rr.com> Mime-Version: 1.0 X-Mailer: Evolution 2.32.3 Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Sat, 2011-07-02 at 12:40 -0400, Mike Frysinger wrote: > On Fri, Jul 1, 2011 at 23:04, Steven Rostedt wrote: > > Do not trace arch_local_save_flags(), arch_local_irq_*() and friends. > > Although they are marked inline, gcc may still make a function out of > > them and add it to the pool of functions that are traced by the function > > tracer. This can cause undesirable results (kernel panic, triple faults, > > etc). > > > > Add the notrace notation to prevent them from ever being traced. > > Acked-by: Mike Frysinger Thanks! Are you going to pull it into the blackfin tree? It's not dependent on any other patch. -- Steve