From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1754813Ab2DPPWW (ORCPT ); Mon, 16 Apr 2012 11:22:22 -0400 Received: from merlin.infradead.org ([205.233.59.134]:59983 "EHLO merlin.infradead.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1754595Ab2DPPWU convert rfc822-to-8bit (ORCPT ); Mon, 16 Apr 2012 11:22:20 -0400 Message-ID: <1334589710.28150.66.camel@twins> Subject: Re: [tip:perf/core] perf ui annotate browser: Allow toggling addr offset view From: Peter Zijlstra To: Linus Torvalds Cc: Masami Hiramatsu , Arnaldo Carvalho de Melo , Ingo Molnar , hpa@zytor.com, paulus@samba.org, eranian@google.com, linux-kernel@vger.kernel.org, efault@gmx.de, namhyung@gmail.com, fweisbec@gmail.com, dsahern@gmail.com, tglx@linutronix.de, linux-tip-commits@vger.kernel.org, yrl.pp-manager.tt@hitachi.com Date: Mon, 16 Apr 2012 17:21:50 +0200 In-Reply-To: References: <20120414010410.GB22114@infradead.org> <20120414085519.GB28505@gmail.com> <20120414162851.GD22114@infradead.org> <4F8BBB4D.5090409@hitachi.com> Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: 7BIT X-Mailer: Evolution 3.2.2- Mime-Version: 1.0 Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Mon, 2012-04-16 at 08:02 -0700, Linus Torvalds wrote: > > It really would be *much* better if you could parse the > 'altinstructions' section. You already have a lot of ELF parsing code. > altinstructions, altinstr_replacement, smp_locks, __jump_table, parainstructions, __mcount_loc and maybe a few more.. and that doesn't allow for kprobes. But yeah, being able to grok some of that would be neat.