From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1759189AbZCRTFv (ORCPT ); Wed, 18 Mar 2009 15:05:51 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1753744AbZCRTFm (ORCPT ); Wed, 18 Mar 2009 15:05:42 -0400 Received: from hera.kernel.org ([140.211.167.34]:60388 "EHLO hera.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752542AbZCRTFm (ORCPT ); Wed, 18 Mar 2009 15:05:42 -0400 Subject: Re: [tip:tracing/ftrace] tracing: fix oops in tracepoint_update_probe_range() From: Jaswinder Singh Rajput To: Ingo Molnar Cc: mingo@redhat.com, hpa@zytor.com, linux-kernel@vger.kernel.org, jaswinderrajput@gmail.com, fweisbec@gmail.com, rostedt@goodmis.org, tglx@linutronix.de, linux-tip-commits@vger.kernel.org In-Reply-To: <20090318185853.GA16286@elte.hu> References: <1237394936.3132.1.camel@localhost.localdomain> <1237398997.22438.10.camel@ht.satnam> <20090318185853.GA16286@elte.hu> Content-Type: text/plain Date: Thu, 19 Mar 2009 00:34:28 +0530 Message-Id: <1237403068.22438.19.camel@ht.satnam> Mime-Version: 1.0 X-Mailer: Evolution 2.24.5 (2.24.5-1.fc10) Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Wed, 2009-03-18 at 19:58 +0100, Ingo Molnar wrote: > It might have worked but it was rather ugly: it took the > tracepoints_mutex for no reason. > > The clean fix to skip zero-sized sections early in the function, > without taking any lock, and without emitting a warning. > Yes, now it looks better, thanks :-) -- JSR