Commit 7b60a7e3 authored by Jiri Olsa's avatar Jiri Olsa Committed by Arnaldo Carvalho de Melo

perf stat record: Synthesize event update events

Synthesize other events stuff not carried within attr event - unit,
scale, name.
Reported-by: default avatarKan Liang <kan.liang@intel.com>
Signed-off-by: default avatarJiri Olsa <jolsa@kernel.org>
Cc: David Ahern <dsahern@gmail.com>
Cc: Namhyung Kim <namhyung@kernel.org>
Cc: Peter Zijlstra <a.p.zijlstra@chello.nl>
Link: http://lkml.kernel.org/r/1446734469-11352-11-git-send-email-jolsa@kernel.orgSigned-off-by: default avatarArnaldo Carvalho de Melo <acme@redhat.com>
parent e9d6db8e
...@@ -351,8 +351,19 @@ static void workload_exec_failed_signal(int signo __maybe_unused, siginfo_t *inf ...@@ -351,8 +351,19 @@ static void workload_exec_failed_signal(int signo __maybe_unused, siginfo_t *inf
workload_exec_errno = info->si_value.sival_int; workload_exec_errno = info->si_value.sival_int;
} }
static bool has_unit(struct perf_evsel *counter)
{
return counter->unit && *counter->unit;
}
static bool has_scale(struct perf_evsel *counter)
{
return counter->scale != 1;
}
static int perf_stat_synthesize_config(bool is_pipe) static int perf_stat_synthesize_config(bool is_pipe)
{ {
struct perf_evsel *counter;
int err; int err;
if (is_pipe) { if (is_pipe) {
...@@ -364,6 +375,54 @@ static int perf_stat_synthesize_config(bool is_pipe) ...@@ -364,6 +375,54 @@ static int perf_stat_synthesize_config(bool is_pipe)
} }
} }
/*
* Synthesize other events stuff not carried within
* attr event - unit, scale, name
*/
evlist__for_each(evsel_list, counter) {
if (!counter->supported)
continue;
/*
* Synthesize unit and scale only if it's defined.
*/
if (has_unit(counter)) {
err = perf_event__synthesize_event_update_unit(NULL, counter, process_synthesized_event);
if (err < 0) {
pr_err("Couldn't synthesize evsel unit.\n");
return err;
}
}
if (has_scale(counter)) {
err = perf_event__synthesize_event_update_scale(NULL, counter, process_synthesized_event);
if (err < 0) {
pr_err("Couldn't synthesize evsel scale.\n");
return err;
}
}
if (counter->own_cpus) {
err = perf_event__synthesize_event_update_cpus(NULL, counter, process_synthesized_event);
if (err < 0) {
pr_err("Couldn't synthesize evsel scale.\n");
return err;
}
}
/*
* Name is needed only for pipe output,
* perf.data carries event names.
*/
if (is_pipe) {
err = perf_event__synthesize_event_update_name(NULL, counter, process_synthesized_event);
if (err < 0) {
pr_err("Couldn't synthesize evsel name.\n");
return err;
}
}
}
err = perf_event__synthesize_thread_map2(NULL, evsel_list->threads, err = perf_event__synthesize_thread_map2(NULL, evsel_list->threads,
process_synthesized_event, process_synthesized_event,
NULL); NULL);
......
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