Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1751837AbWIRQhP (ORCPT ); Mon, 18 Sep 2006 12:37:15 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1751839AbWIRQhO (ORCPT ); Mon, 18 Sep 2006 12:37:14 -0400 Received: from mx2.mail.elte.hu ([157.181.151.9]:42902 "EHLO mx2.mail.elte.hu") by vger.kernel.org with ESMTP id S1751837AbWIRQhM (ORCPT ); Mon, 18 Sep 2006 12:37:12 -0400 Date: Mon, 18 Sep 2006 18:28:28 +0200 From: Ingo Molnar To: Mathieu Desnoyers Cc: "Frank Ch. Eigler" , Paul Mundt , linux-kernel , Jes Sorensen , Andrew Morton , Tom Zanussi , Richard J Moore , Michel Dagenais , Christoph Hellwig , Greg Kroah-Hartman , Thomas Gleixner , William Cohen , "Martin J. Bligh" Subject: Re: MARKER mechanism, try 2 Message-ID: <20060918162828.GA22910@elte.hu> References: <450D182B.9060300@opersys.com> <20060917112128.GA3170@localhost.usen.ad.jp> <20060917143623.GB15534@elte.hu> <20060917153633.GA29987@Krystal> <20060918000703.GA22752@elte.hu> <450DF28E.3050101@opersys.com> <20060918011352.GB30835@elte.hu> <20060918122527.GC3951@redhat.com> <20060918150231.GA8197@elte.hu> <20060918163042.GA15192@Krystal> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20060918163042.GA15192@Krystal> User-Agent: Mutt/1.4.2.1i X-ELTE-SpamScore: -2.9 X-ELTE-SpamLevel: X-ELTE-SpamCheck: no X-ELTE-SpamVersion: ELTE 2.0 X-ELTE-SpamCheck-Details: score=-2.9 required=5.9 tests=ALL_TRUSTED,AWL,BAYES_50 autolearn=no SpamAssassin version=3.0.3 -3.3 ALL_TRUSTED Did not pass through any untrusted hosts 0.5 BAYES_50 BODY: Bayesian spam probability is 40 to 60% [score: 0.5000] -0.1 AWL AWL: From: address is in the auto white-list X-ELTE-VirusStatus: clean Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 815 Lines: 23 * Mathieu Desnoyers wrote: > It supports 5 modes : > > - marker becomes nothing > - marker calls printk > - marker calls a tracer > - marker puts a symbol (for kprobe) > - marker puts a symbol and 5 NOPS for a jump probe. just go for 'nothing' and the 5-NOP variant, and please implement support for it from within LTT, via a kprobe - if you want me to support this stuff for upstream inclusion. If we support any static tracer mode and LTT does not support the kprobe mode then we are back to square 1 wrt. dependencies ... Ingo - 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/