Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1751058AbWINVFv (ORCPT ); Thu, 14 Sep 2006 17:05:51 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1751086AbWINVFv (ORCPT ); Thu, 14 Sep 2006 17:05:51 -0400 Received: from smtp.polymtl.ca ([132.207.4.11]:9913 "EHLO smtp.polymtl.ca") by vger.kernel.org with ESMTP id S1751058AbWINVFu (ORCPT ); Thu, 14 Sep 2006 17:05:50 -0400 Subject: Re: [PATCH 0/11] LTTng-core (basic tracing infrastructure) 0.5.108 From: Michel Dagenais To: Ingo Molnar Cc: Martin Bligh , Mathieu Desnoyers , linux-kernel@vger.kernel.org, Christoph Hellwig , Andrew Morton , Ingo Molnar , Greg Kroah-Hartman , Thomas Gleixner , Tom Zanussi , ltt-dev@shafik.org, fche@redhat.com In-Reply-To: <20060914201448.GA7357@elte.hu> References: <20060914033826.GA2194@Krystal> <20060914112718.GA7065@elte.hu> <450971CB.6030601@mbligh.org> <20060914174306.GA18890@elte.hu> <4509B5A4.2070508@mbligh.org> <20060914201448.GA7357@elte.hu> Content-Type: text/plain Date: Thu, 14 Sep 2006 17:05:06 -0400 Message-Id: <1158267906.5068.49.camel@localhost> Mime-Version: 1.0 X-Mailer: Evolution 2.6.1 Content-Transfer-Encoding: 7bit X-Poly-FromMTA: (saorge.dgi.polymtl.ca [132.207.169.35]) at Thu, 14 Sep 2006 21:05:06 +0000 Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 863 Lines: 17 > the question is: what is more maintainance, hundreds of static > tracepoints (with long parameter lists) all around the (core) kernel, or > hundreds of detached dynamic rules that need an update every now and > then? [but of which most would still be usable even if some of them > "broke"] To me the answer is clear: having hundreds of tracepoints > _within_ the source code is higher cost. But please prove me wrong :-) Actually I rarely find that any of the 70 000 printk is such a huge nuisance to code readability. They may even help understand what is going on in a code area you are less familiar with. - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/