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authorJiri Olsa <jolsa@kernel.org>2018-02-06 19:17:59 +0100
committerArnaldo Carvalho de Melo <acme@redhat.com>2018-02-16 10:09:23 -0300
commit3233b37a71c794e25a0a794185df8d6abd9f277e (patch)
tree516f8b33d37ff3e1f4873cd37d8a8ed73948038e /tools/perf/builtin-script.c
parentc3dec27b7f70a9ad5f777d943d51ecdfcd9824d0 (diff)
perf script: Add --show-round-event to display PERF_RECORD_FINISHED_ROUND
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... Signed-off-by: Jiri Olsa <jolsa@kernel.org> Tested-by: Arnaldo Carvalho de Melo <acme@redhat.com> Cc: Alexander Shishkin <alexander.shishkin@linux.intel.com> Cc: David Ahern <dsahern@gmail.com> Cc: Namhyung Kim <namhyung@kernel.org> Cc: Peter Zijlstra <peterz@infradead.org> Link: http://lkml.kernel.org/r/20180206181813.10943-4-jolsa@kernel.org Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
Diffstat (limited to 'tools/perf/builtin-script.c')
-rw-r--r--tools/perf/builtin-script.c17
1 files changed, 17 insertions, 0 deletions
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"),