From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S932622AbaFCON6 (ORCPT ); Tue, 3 Jun 2014 10:13:58 -0400 Received: from mail-pd0-f181.google.com ([209.85.192.181]:36083 "EHLO mail-pd0-f181.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S932443AbaFCON5 (ORCPT ); Tue, 3 Jun 2014 10:13:57 -0400 Message-ID: <538DD821.9000401@gmail.com> Date: Tue, 03 Jun 2014 08:13:53 -0600 From: David Ahern User-Agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10.9; rv:24.0) Gecko/20100101 Thunderbird/24.5.0 MIME-Version: 1.0 To: Prankul Garg , linux-kernel@vger.kernel.org Subject: Re: perf tools[ARM]:Not able to detect [kernel.kallsyms] dso on Qualcomm MSM 8974 References: In-Reply-To: Content-Type: text/plain; charset=ISO-8859-1; format=flowed Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On 6/3/14, 8:02 AM, Prankul Garg wrote: > Qualcomm MSM 8974 is not able to detect [kernel.kallsyms] dso either with > Hardware or Tracepoint events while Exynos do. Add -v to perf-record and perf-report. And try: perf report -D | grep kallsyms Do you see something like: 0 0 0xd8 [0x58]: PERF_RECORD_MMAP -1/0: [0(0xffffffff9fffffff) @ 0xffffffff81000000]: x [kernel.kallsyms]_text David