Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1757176AbZFJJhU (ORCPT ); Wed, 10 Jun 2009 05:37:20 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1754608AbZFJJhK (ORCPT ); Wed, 10 Jun 2009 05:37:10 -0400 Received: from bombadil.infradead.org ([18.85.46.34]:49561 "EHLO bombadil.infradead.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1753894AbZFJJhI (ORCPT ); Wed, 10 Jun 2009 05:37:08 -0400 Date: Wed, 10 Jun 2009 05:37:05 -0400 From: Christoph Hellwig To: Steven Rostedt Cc: Frederic Weisbecker , linux-kernel@vger.kernel.org, Ingo Molnar , Andrew Morton , Minchan Kim , Mel Gorman , Christoph Hellwig , Rik van Riel , Pekka Enberg , Peter Zijlstra , Theodore Tso , Mathieu Desnoyers , Lai Jiangshan , Zhaolei , KOSAKI Motohiro , Jason Baron , Jiaying Zhang Subject: Re: [RFC PATCH 2/5] tracing/events: nicer print format for parsing Message-ID: <20090610093705.GA14860@infradead.org> References: <20090609014534.790466803@goodmis.org> <20090609014746.481457542@goodmis.org> <20090609192159.GD6057@nowhere> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: User-Agent: Mutt/1.5.18 (2008-05-17) X-SRS-Rewrite: SMTP reverse-path rewritten from by bombadil.infradead.org See http://www.infradead.org/rpr.html Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 822 Lines: 15 On Tue, Jun 09, 2009 at 03:45:36PM -0400, Steven Rostedt wrote: > Note, I will still keep the TP_printk() macro, that will not change. The > new macro is TP_FORMAT() that preforms the tags. Thus, if you really want > it to print out, you can use TP_printk, but the user space tools that read > the binary will not know how to read it unless the printk is simple. Keeping the two in parallel for more than a short migration period will be a nightmare. We should have one way to express all our tracers, and not keep on adding special cases that userland has to deal 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/