From mboxrd@z Thu Jan 1 00:00:00 1970 From: Jiri Olsa Subject: Re: [PATCH v5 16/16] perf util: use correct IP mapping to find srcline for hist entry Date: Thu, 12 Oct 2017 20:52:18 +0200 Message-ID: <20171012185218.GA20959@krava> References: <20171009203310.17362-1-milian.wolff@kdab.com> <20171009203310.17362-17-milian.wolff@kdab.com> <20171010044954.GA1870@sejong> <2545513.2b6KD6sLaQ@agathebauer> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Return-path: Received: from mx1.redhat.com ([209.132.183.28]:21247 "EHLO mx1.redhat.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751067AbdJLSwX (ORCPT ); Thu, 12 Oct 2017 14:52:23 -0400 Content-Disposition: inline In-Reply-To: <2545513.2b6KD6sLaQ@agathebauer> Sender: linux-perf-users-owner@vger.kernel.org List-ID: To: Milian Wolff Cc: Namhyung Kim , acme@kernel.org, jolsa@kernel.org, Jin Yao , Linux-kernel@vger.kernel.org, linux-perf-users@vger.kernel.org, Arnaldo Carvalho de Melo , kernel-team@lge.com On Thu, Oct 12, 2017 at 08:22:58PM +0200, Milian Wolff wrote: SNIP > > > return SRCLINE_UNKNOWN; > > > > > > - return get_srcline(map->dso, map__rip_2objdump(map, he->ip), > > > + return get_srcline(map->dso, map__objdump_2mem(map, he->ip), > > > > > > he->ms.sym, true, true); > > > > I'm not sure this is right. IIRC hist_entry->ip is a relative IP so > > it needs to be changed for objdump use. Maybe there's some bug on > > translating the address but it seems that the original code is > > correct. And this change breaks srcline for my test program (which is > > a PIE). > > Odd, I'll have to look at that. But this is imo unrelated to the rest of the > patch series. So maybe we skip this one and apply the others. Assuming those > other patches are OK by now? > > Jiri, you also reviewed it before, is there anything else missing? I plan to check on it this week.. sry for delay jirka