From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1754535Ab1JJTLV (ORCPT ); Mon, 10 Oct 2011 15:11:21 -0400 Received: from hrndva-omtalb.mail.rr.com ([71.74.56.122]:33943 "EHLO hrndva-omtalb.mail.rr.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1753484Ab1JJTLU (ORCPT ); Mon, 10 Oct 2011 15:11:20 -0400 X-Authority-Analysis: v=1.1 cv=lfM0d0QHaVz67dfwwr9cyIw6NbaGR/pZhMD6XWNi0kk= c=1 sm=0 a=kycaZ6zZ8KAA:10 a=5SG0PmZfjMsA:10 a=Q9fys5e9bTEA:10 a=ZycB6UtQUfgMyuk2+PxD7w==:17 a=M-bkJVFu36DEJtTAY-oA:9 a=EO-8O_nvXX40qb6O1S8A:7 a=PUjeQqilurYA:10 a=ZycB6UtQUfgMyuk2+PxD7w==:117 X-Cloudmark-Score: 0 X-Originating-IP: 74.67.80.29 Subject: Re: [PATCH 1/4] [BUGFIX] ftrace/kprobes: Fix not to delete probes if in use From: Steven Rostedt To: Masami Hiramatsu Cc: Arnaldo Carvalho de Melo , Ingo Molnar , linux-kernel@vger.kernel.org, yrl.pp-manager.tt@hitachi.com, Frederic Weisbecker , Ingo Molnar , "Frank Ch. Eigler" Date: Mon, 10 Oct 2011 15:11:18 -0400 In-Reply-To: <4E92FDE3.8050301@hitachi.com> References: <20111004104438.14591.6553.stgit@fedora15> <1318050006.4729.103.camel@gandalf.stny.rr.com> <4E92FDE3.8050301@hitachi.com> Content-Type: text/plain; charset="ISO-8859-15" X-Mailer: Evolution 3.0.3- Content-Transfer-Encoding: 7bit Message-ID: <1318273879.7904.106.camel@gandalf.stny.rr.com> Mime-Version: 1.0 Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Mon, 2011-10-10 at 23:14 +0900, Masami Hiramatsu wrote: > > Does this exist in previous kernels? If so, I'll also add the stable tag > > to it. > > I guess so, since the perf's tracepoint handler locks target module > while recording, it is required for perf not to remove undergo events. I was able to trigger this bug in 2.6.39 as well. I'll add the stable tag to it and post it. Thanks! -- Steve