From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1752981AbeBFSYx (ORCPT ); Tue, 6 Feb 2018 13:24:53 -0500 Received: from mx3-rdu2.redhat.com ([66.187.233.73]:42848 "EHLO mx1.redhat.com" rhost-flags-OK-OK-OK-FAIL) by vger.kernel.org with ESMTP id S1752528AbeBFSY0 (ORCPT ); Tue, 6 Feb 2018 13:24:26 -0500 From: Jiri Olsa To: Arnaldo Carvalho de Melo Cc: lkml , Ingo Molnar , Namhyung Kim , David Ahern , Alexander Shishkin , Peter Zijlstra Subject: [PATCH 03/17] perf script: Add --show-round-event to display PERF_RECORD_FINISHED_ROUND Date: Tue, 6 Feb 2018 19:17:59 +0100 Message-Id: <20180206181813.10943-4-jolsa@kernel.org> In-Reply-To: <20180206181813.10943-1-jolsa@kernel.org> References: <20180206181813.10943-1-jolsa@kernel.org> Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Adding --show-round-event to display PERF_RECORD_FINISHED_ROUND events like: # perf script --show-round-events 2>/dev/null yes 8591 [002] 124177.397597: 18 cpu/mem-stores/P: ff... yes 8591 [002] 124177.397615: 1 cpu/mem-loads,ldlat=30/P: ff... PERF_RECORD_FINISHED_ROUND perf 10380 [001] 124177.397622: 6 cpu/mem-loads,ldlat=30/P: ff... PERF_RECORD_FINISHED_ROUND swapper 0 [000] 124177.400518: 88 cpu/mem-stores/P: ff... swapper 0 [000] 124177.400521: 88 cpu/mem-stores/P: ff... Link: http://lkml.kernel.org/n/tip-b89ggszz9x26hm7ztor29b0s@git.kernel.org Signed-off-by: Jiri Olsa --- tools/perf/Documentation/perf-script.txt | 3 +++ tools/perf/builtin-script.c | 17 +++++++++++++++++ 2 files changed, 20 insertions(+) diff --git a/tools/perf/Documentation/perf-script.txt b/tools/perf/Documentation/perf-script.txt index 7730c1d2b5d3..36ec0257f8d3 100644 --- a/tools/perf/Documentation/perf-script.txt +++ b/tools/perf/Documentation/perf-script.txt @@ -303,6 +303,9 @@ OPTIONS --show-lost-events Display lost events i.e. events of type PERF_RECORD_LOST. +--show-round-events + Display finished round events i.e. events of type PERF_RECORD_FINISHED_ROUND. + --demangle:: Demangle symbol names to human readable form. It's enabled by default, disable with --no-demangle. diff --git a/tools/perf/builtin-script.c b/tools/perf/builtin-script.c index ab19a6ee4093..cce926aeb0c0 100644 --- a/tools/perf/builtin-script.c +++ b/tools/perf/builtin-script.c @@ -1489,6 +1489,7 @@ struct perf_script { bool show_switch_events; bool show_namespace_events; bool show_lost_events; + bool show_round_events; bool allocated; bool per_event_dump; struct cpu_map *cpus; @@ -2104,6 +2105,16 @@ process_lost_event(struct perf_tool *tool, return 0; } +static int +process_finished_round_event(struct perf_tool *tool __maybe_unused, + union perf_event *event, + struct ordered_events *oe __maybe_unused) + +{ + perf_event__fprintf(event, stdout); + return 0; +} + static void sig_handler(int sig __maybe_unused) { session_done = 1; @@ -2200,6 +2211,10 @@ static int __cmd_script(struct perf_script *script) script->tool.namespaces = process_namespaces_event; if (script->show_lost_events) script->tool.lost = process_lost_event; + if (script->show_round_events) { + script->tool.ordered_events = false; + script->tool.finished_round = process_finished_round_event; + } if (perf_script__setup_per_event_dump(script)) { pr_err("Couldn't create the per event dump files\n"); @@ -3139,6 +3154,8 @@ int cmd_script(int argc, const char **argv) "Show namespace events (if recorded)"), OPT_BOOLEAN('\0', "show-lost-events", &script.show_lost_events, "Show lost events (if recorded)"), + OPT_BOOLEAN('\0', "show-round-events", &script.show_round_events, + "Show round events (if recorded)"), OPT_BOOLEAN('\0', "per-event-dump", &script.per_event_dump, "Dump trace output to files named by the monitored events"), OPT_BOOLEAN('f', "force", &symbol_conf.force, "don't complain, do it"), -- 2.13.6