From mboxrd@z Thu Jan 1 00:00:00 1970 From: Namhyung Kim Subject: Re: Access to backtraces from user-space tracepoint callback in perf-script? Date: Wed, 14 May 2014 09:33:35 +0900 Message-ID: <87lhu5mc68.fsf@sejong.aot.lge.com> References: <1998748.ORBRrU6aol@milian-kdab2> <4531806.6Q1YW4Luy6@milian-kdab2> Mime-Version: 1.0 Content-Type: text/plain Return-path: Received: from LGEMRELSE6Q.lge.com ([156.147.1.121]:40006 "EHLO lgemrelse6q.lge.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1750793AbaENAdj (ORCPT ); Tue, 13 May 2014 20:33:39 -0400 In-Reply-To: <4531806.6Q1YW4Luy6@milian-kdab2> (Milian Wolff's message of "Wed, 07 May 2014 14:46:31 +0200") Sender: linux-perf-users-owner@vger.kernel.org List-ID: To: Milian Wolff Cc: linux-perf-users@vger.kernel.org Hi Milian, On Wed, 07 May 2014 14:46:31 +0200, Milian Wolff wrote: > On Tuesday 29 April 2014 17:44:54 Milian Wolff wrote: >> Hello, >> >> today I played around with perf-script(-python) and custom tracepoints. What >> I could not figure out so far is how to print a backtrace from the python >> callback. Can someone explain me how this is done, or point me to the >> documentation for this? > > Ping? Could someone help me here please? As far as I know it's not possible currently.. I vaguely recall that there's a patch to support the feature but unfortunately it didn't get reviews.. Thanks, Namhyung