Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S934031AbZDAUPV (ORCPT ); Wed, 1 Apr 2009 16:15:21 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1761708AbZDAUPB (ORCPT ); Wed, 1 Apr 2009 16:15:01 -0400 Received: from one.firstfloor.org ([213.235.205.2]:50384 "EHLO one.firstfloor.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1759330AbZDAUPA (ORCPT ); Wed, 1 Apr 2009 16:15:00 -0400 To: Masami Hiramatsu Cc: Ingo Molnar , Arnaldo Carvalho de Melo , Steven Rostedt , Ananth N Mavinakayanahalli , Frederic Weisbecker , Linux Kernel Mailing List , systemtap-ml , Andrew Morton , Jim Keniston Subject: Re: [PATCH -tip 0/4 V3] tracing: kprobe-based event tracer From: Andi Kleen References: <49CC08A2.5030602@redhat.com> <20090401133654.GB18677@elte.hu> <49D37584.50208@redhat.com> Date: Wed, 01 Apr 2009 22:14:54 +0200 In-Reply-To: <49D37584.50208@redhat.com> (Masami Hiramatsu's message of "Wed, 01 Apr 2009 10:09:08 -0400") Message-ID: <873acsm8qp.fsf@basil.nowhere.org> User-Agent: Gnus/5.1008 (Gnus v5.10.8) Emacs/22.3 (gnu/linux) MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 742 Lines: 21 Masami Hiramatsu writes: > > I agreed. Fortunately, Jim Keniston and I wrote an x86 instruction > decoder :-) which has been made originally for uprobe andd kprobes > jump-optimizer. > > https://www.redhat.com/archives/utrace-devel/2009-March/msg00031.html An alternative would be to adapt the x86 interpreter in KVM. I thought for some time that that one should be available in a more generic form in a library. -Andi -- ak@linux.intel.com -- Speaking for myself only. -- 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/