Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1762672AbZLKV3Z (ORCPT ); Fri, 11 Dec 2009 16:29:25 -0500 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1762664AbZLKV3V (ORCPT ); Fri, 11 Dec 2009 16:29:21 -0500 Received: from mx1.redhat.com ([209.132.183.28]:32188 "EHLO mx1.redhat.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1760919AbZLKV3T (ORCPT ); Fri, 11 Dec 2009 16:29:19 -0500 Date: Fri, 11 Dec 2009 19:29:00 -0200 From: Arnaldo Carvalho de Melo To: Masami Hiramatsu Cc: Ingo Molnar , Frederic Weisbecker , lkml , Steven Rostedt , Jim Keniston , Ananth N Mavinakayanahalli , Christoph Hellwig , "Frank Ch. Eigler" , Jason Baron , "K.Prasad" , Peter Zijlstra , Srikar Dronamraju , systemtap , DLE Subject: Re: [PATCH -tip 0/8] perf-probe updates Message-ID: <20091211212900.GA13473@ghostprotocols.net> References: <20091208220232.10142.2643.stgit@dhcp-100-2-132.bos.redhat.com> <20091209072220.GA4328@elte.hu> <20091209084341.GA21333@elte.hu> <4B1FE022.1030704@redhat.com> <4B201993.9020005@redhat.com> <20091211205141.GA1949@ghostprotocols.net> <4B22B672.9060402@redhat.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <4B22B672.9060402@redhat.com> X-Url: http://oops.ghostprotocols.net:81/blog User-Agent: Mutt/1.5.19 (2009-01-05) Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 1233 Lines: 32 Em Fri, Dec 11, 2009 at 04:15:30PM -0500, Masami Hiramatsu escreveu: > Arnaldo Carvalho de Melo wrote: > > Em Wed, Dec 09, 2009 at 04:41:39PM -0500, Masami Hiramatsu escreveu: > >> Masami Hiramatsu wrote: > >>>> Here the failure was because the symbol does not exist. > >>> > >>> Yeah, so that's what I'm expecting to be implemented with below item :-) > >>> > >>> - Symbol search by libelf/kallsyms > >>> > >>> I guess it will be done by using symbol.c. > >>> (Actually, current > >> > >> Oops, I might miss something, forgot it. > >> actually, current perf probe doesn't decode kallsyms/elf, it just depends on > >> kprobe-tracer. And kprobe-tracer will return -EINVAL not only if the symbol > >> was not found, but also other reasons. > >> > >> So, if we want to show below message, we need to decode elf or kallsyms. > > > > Should be easy now with my latest patch :-) > > Thanks! that's looks very useful for me! Please let me know of any shortcomings you may find! - Arnaldo -- 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/