From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1753069AbcAGJOe (ORCPT ); Thu, 7 Jan 2016 04:14:34 -0500 Received: from mx1.redhat.com ([209.132.183.28]:58483 "EHLO mx1.redhat.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1753036AbcAGJO2 (ORCPT ); Thu, 7 Jan 2016 04:14:28 -0500 From: Jiri Olsa To: Arnaldo Carvalho de Melo Cc: lkml , David Ahern , Ingo Molnar , Namhyung Kim , Peter Zijlstra , Noel Grandin , Adrian Hunter Subject: [PATCH 06/13] perf record: Store data mmaps for dwarf unwind Date: Thu, 7 Jan 2016 10:14:03 +0100 Message-Id: <1452158050-28061-7-git-send-email-jolsa@kernel.org> In-Reply-To: <1452158050-28061-1-git-send-email-jolsa@kernel.org> References: <1452158050-28061-1-git-send-email-jolsa@kernel.org> Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Currently we don't synthesize data mmap by default. It depends on -d option, that enables data address sampling. But we've seen cases (softice) where DWARF unwinder went through non executable mmaps, which we need to lookup in MAP__VARIABLE tree. Making data mmaps to be synthesized for dwarf unwind as well. Reported-by: Noel Grandin Link: http://lkml.kernel.org/n/tip-lh02yir6qfycn8zr892rmlgg@git.kernel.org Signed-off-by: Jiri Olsa --- tools/perf/builtin-record.c | 1 + 1 file changed, 1 insertion(+) diff --git a/tools/perf/builtin-record.c b/tools/perf/builtin-record.c index 9c5cdc2c4471..920b93edb497 100644 --- a/tools/perf/builtin-record.c +++ b/tools/perf/builtin-record.c @@ -804,6 +804,7 @@ int record_parse_callchain_opt(const struct option *opt, int ret; struct record_opts *record = (struct record_opts *)opt->value; + record->sample_address = true; record->callgraph_set = true; callchain_param.enabled = !unset; -- 2.4.3