From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S934729AbcI2WBh (ORCPT ); Thu, 29 Sep 2016 18:01:37 -0400 Received: from mail-pf0-f194.google.com ([209.85.192.194]:33256 "EHLO mail-pf0-f194.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S932591AbcI2WBa (ORCPT ); Thu, 29 Sep 2016 18:01:30 -0400 From: Kim SeonYoung To: Arnaldo Carvalho de Melo Cc: linux-kernel@vger.kernel.org, Ingo Molnar , Peter Zijlstra , Jiri Olsa , Namhyung Kim , Taeung Song , Kim SeonYoung Subject: [PATCH] perf report: Add a tip about source line numbers with overhead Date: Thu, 29 Sep 2016 15:00:33 -0700 Message-Id: <1475186433-6233-1-git-send-email-adamas0414@gmail.com> X-Mailer: git-send-email 2.7.4 Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org There is a existing tip as below. If you have debuginfo enabled, try: perf report -s sym,srcline However this tip only describe a condition to use --sort sym,scrline options. So there is lack of explanation in the tip. I think that it would be better to add a tip that exactly explain the feature of --sort srcline. Signed-off-by: Seonyoung Kim Cc: Namhyung Kim Cc: Jiri Olsa Cc: Taeung Song --- tools/perf/Documentation/tips.txt | 1 + 1 file changed, 1 insertion(+) diff --git a/tools/perf/Documentation/tips.txt b/tools/perf/Documentation/tips.txt index 5950b5a..0d79eb1 100644 --- a/tools/perf/Documentation/tips.txt +++ b/tools/perf/Documentation/tips.txt @@ -28,3 +28,4 @@ To change sampling frequency to 100 Hz: perf record -F 100 See assembly instructions with percentage: perf annotate If you prefer Intel style assembly, try: perf annotate -M intel For hierarchical output, try: perf report --hierarchy +Show source files and line numbers in sequence of overhead, try: perf report -s srcline -- 2.7.4