Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1760370AbXJaQaE (ORCPT ); Wed, 31 Oct 2007 12:30:04 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1757641AbXJaQ3w (ORCPT ); Wed, 31 Oct 2007 12:29:52 -0400 Received: from pentafluge.infradead.org ([213.146.154.40]:42903 "EHLO pentafluge.infradead.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1754100AbXJaQ3v (ORCPT ); Wed, 31 Oct 2007 12:29:51 -0400 Date: Wed, 31 Oct 2007 09:29:07 -0700 From: Arjan van de Ven To: fche@redhat.com (Frank Ch. Eigler) Cc: Mathieu Desnoyers , Linus Torvalds , Jeff Garzik , Randy Dunlap , hch@infradead.org, linux-kernel@vger.kernel.org, Sam Ravnborg , Jens Axboe , Prasanna S Panchamukhi , Ananth N Mavinakayanahalli , Anil S Keshavamurthy , "David S. Miller" , Ingo Molnar , Peter Zijlstra , Philippe Elie , "William L. Irwin" , Christoph Lameter , Valdis.Kletnieks@vt.edu Subject: Re: [RFC] Create kinst/ or ki/ directory ? Message-ID: <20071031092907.4a026e72@laptopd505.fenrus.org> In-Reply-To: References: <20071029215138.GA4233@Krystal> <20071029154741.cb093f55.rdunlap@xenotime.net> <4726649A.5020605@garzik.org> <20071029230409.GB16943@Krystal> <472667F3.3000505@garzik.org> <20071030172442.GA4477@Krystal> <20071030185639.GA9077@Krystal> <20071030204043.GA13547@Krystal> Organization: Intel X-Mailer: Claws Mail 3.0.2 (GTK+ 2.12.1; i386-redhat-linux-gnu) Mime-Version: 1.0 Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: 7bit X-SRS-Rewrite: SMTP reverse-path rewritten from by pentafluge.infradead.org See http://www.infradead.org/rpr.html Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 1415 Lines: 32 On Wed, 31 Oct 2007 11:48:20 -0400 fche@redhat.com (Frank Ch. Eigler) wrote: > Mathieu Desnoyers writes: > > > [...] SystemTAP, for instance, does it out of tree by keeping a > > separate list of address where kprobes must be installed. It does > > the job on a distribution kernel maintainer perspective (Redhat), > > since they freeze to a particular kernel version and update this > > list every time it breaks, but will always be a source of > > frustration for vanilla kernel users and kernel developers. > > This misstates the details. What systemtap has out-of-tree is a list > of kernel function names (and parameter names), not addresses. This > list does change somewhat with kernel versions, but we generally keep > up. We do test with vanilla kernels, and several non-RH distributors > test with their kernels. It is a problem, but it is manageable. yes so please please submit this stuff for mainline inclusion as has been asked quite a few times before. -- If you want to reach me at my work email, use arjan@linux.intel.com For development, discussion and tips for power savings, visit http://www.lesswatts.org - 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/