Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1754591AbYGVSMr (ORCPT ); Tue, 22 Jul 2008 14:12:47 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1752055AbYGVSMj (ORCPT ); Tue, 22 Jul 2008 14:12:39 -0400 Received: from mx1.redhat.com ([66.187.233.31]:44977 "EHLO mx1.redhat.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751268AbYGVSMj (ORCPT ); Tue, 22 Jul 2008 14:12:39 -0400 Date: Tue, 22 Jul 2008 14:11:02 -0400 From: "Frank Ch. Eigler" To: Rik van Riel Cc: James Bottomley , Masami Hiramatsu , linux-kernel , systemtap@sourceware.org Subject: Re: [RFC] systemtap: begin the process of using proper kernel APIs (part1: use kprobe symbol_name/offset instead of address) Message-ID: <20080722181101.GC9508@redhat.com> References: <487E8CE4.70105@redhat.com> <1216259391.3358.85.camel@localhost.localdomain> <1216304290.5515.11.camel@localhost.localdomain> <1216313914.5515.25.camel__21144.9282979176$1216314027$gmane$org@localhost.localdomain> <1216325546.5515.63.camel@localhost.localdomain> <20080717202634.GI18295@redhat.com> <1216328769.5515.78.camel@localhost.localdomain> <20080717213355.GJ18295@redhat.com> <20080722140015.37628ea4@bree.surriel.com> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20080722140015.37628ea4@bree.surriel.com> User-Agent: Mutt/1.4.1i Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 902 Lines: 25 Hi - On Tue, Jul 22, 2008 at 02:00:15PM -0400, Rik van Riel wrote: > [...] > > Yes, that is generally desirable - each case is usually a question of > > cost/benefit. One significant requirement for us is to keep working > > with older kernels. > > You will have to weigh that against the benefits of making > systemtap generally useful for kernel developers [...] Understood & agreed, Rik. If an issue arises where there is genuine conflict between kernel-developer-usability and something else, we'll try to solve it favouring the former if at all possible. (The kprobes addressing argument cannot reasonably be placed into this category.) - FChE -- 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/