From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S932136AbbCaVAn (ORCPT ); Tue, 31 Mar 2015 17:00:43 -0400 Received: from mail.kernel.org ([198.145.29.136]:47108 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1753606AbbCaVAG (ORCPT ); Tue, 31 Mar 2015 17:00:06 -0400 From: Arnaldo Carvalho de Melo To: Ingo Molnar Cc: linux-kernel@vger.kernel.org, Arnaldo Carvalho de Melo , Adrian Hunter , Borislav Petkov , Don Zickus , Frederic Weisbecker , Jiri Olsa , Namhyung Kim , Stephane Eranian Subject: [PATCH 5/6] perf session: Always initialize ordered_events Date: Tue, 31 Mar 2015 17:59:42 -0300 Message-Id: <1427835583-29711-6-git-send-email-acme@kernel.org> X-Mailer: git-send-email 1.9.3 In-Reply-To: <1427835583-29711-1-git-send-email-acme@kernel.org> References: <1427835583-29711-1-git-send-email-acme@kernel.org> Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org From: Arnaldo Carvalho de Melo Even when it is not used to actually reorder events, some of its fields are used, like session->ordered_events->tool, to shorten function signatures where tool, for instance, was being passed, as the tool is needed for the ordered_events code, we need it there and might as well use it for other perf_session needs. This fixes a problem where 'perf script' had some condition that made session->ordered_events not to be initialized even with its script->tool ordered_events related flags asking for it to be, which looks like another bug and needs to be investigated further. Always initializing session->ordered_events at least leaves the current assumptions in place, so do it now. Reported-by: David Ahern Reviewed-by: David Ahern Tested-by: David Ahern Cc: Adrian Hunter Cc: Borislav Petkov Cc: Don Zickus Cc: Frederic Weisbecker Cc: Jiri Olsa Cc: Namhyung Kim Cc: Stephane Eranian Link: http://lkml.kernel.org/n/tip-b1xxk0rwkz2a0gip1uufmjqg@git.kernel.org Signed-off-by: Arnaldo Carvalho de Melo --- tools/perf/util/session.c | 5 ++--- 1 file changed, 2 insertions(+), 3 deletions(-) diff --git a/tools/perf/util/session.c b/tools/perf/util/session.c index adf0740c563b..89c66797abe4 100644 --- a/tools/perf/util/session.c +++ b/tools/perf/util/session.c @@ -110,6 +110,8 @@ struct perf_session *perf_session__new(struct perf_data_file *file, session->repipe = repipe; machines__init(&session->machines); + ordered_events__init(&session->ordered_events, &session->machines, + session->evlist, tool, ordered_events__deliver_event); if (file) { if (perf_data_file__open(file)) @@ -139,9 +141,6 @@ struct perf_session *perf_session__new(struct perf_data_file *file, tool->ordered_events && !perf_evlist__sample_id_all(session->evlist)) { dump_printf("WARNING: No sample_id_all support, falling back to unordered processing\n"); tool->ordered_events = false; - } else { - ordered_events__init(&session->ordered_events, &session->machines, - session->evlist, tool, ordered_events__deliver_event); } return session; -- 1.9.3