Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1752335Ab3IENim (ORCPT ); Thu, 5 Sep 2013 09:38:42 -0400 Received: from mail-ea0-f179.google.com ([209.85.215.179]:45521 "EHLO mail-ea0-f179.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751820Ab3IENik (ORCPT ); Thu, 5 Sep 2013 09:38:40 -0400 Date: Thu, 5 Sep 2013 15:38:36 +0200 From: Ingo Molnar To: Linus Torvalds Cc: linux-kernel@vger.kernel.org, Arnaldo Carvalho de Melo , Peter Zijlstra , Thomas Gleixner , Andrew Morton Subject: Re: [GIT PULL] perf changes for v3.12 Message-ID: <20130905133836.GA26634@gmail.com> References: <20130903132933.GA24955@gmail.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20130903132933.GA24955@gmail.com> User-Agent: Mutt/1.5.21 (2010-09-15) Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 980 Lines: 26 * Ingo Molnar wrote: > * 'perf report/top' enhancements: > > . Do annotation using /proc/kcore and /proc/kallsyms when > available, removing the forced need for a vmlinux file kernel > assembly annotation. This also improves this use case because > vmlinux has just the initial kernel image, not what is actually > in use after various code patchings by things like alternatives. > By Adrian Hunter. Btw., this new feature is most noticeable if you run 'perf top' as root on any random box: you can annotate based on the live kernel image straight away, without having the vmlinux. This works on various distro kernels as well. Thanks, Ingo -- 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/