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perf evsel: Use event maps directly in perf_evsel__enable 

All events now share proper cpu and thread maps. There's no need to pass
those maps from evlist, it's safe to use evsel maps for enabling event.

Signed-off-by: Jiri Olsa <jolsa@kernel.org>
Cc: Adrian Hunter <adrian.hunter@intel.com>
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/1449133606-14429-2-git-send-email-jolsa@kernel.org
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
This commit is contained in:
Jiri Olsa 2015-12-03 10:06:40 +01:00 committed by Arnaldo Carvalho de Melo
parent d6e94fa6b6
commit 5cd95fc3f8
3 changed files with 6 additions and 6 deletions
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5
tools/perf/builtin-stat.c
View File

@ -256,12 +256,9 @@ static void handle_initial_delay(void)
struct perf_evsel *counter;
if (initial_delay) {
const int ncpus = cpu_map__nr(evsel_list->cpus),
nthreads = thread_map__nr(evsel_list->threads);
usleep(initial_delay * 1000);
evlist__for_each(evsel_list, counter)
perf_evsel__enable(counter, ncpus, nthreads);
perf_evsel__enable(counter);
}
}

5
tools/perf/util/evsel.c
View File

@ -981,8 +981,11 @@ int perf_evsel__append_filter(struct perf_evsel *evsel,
return -1;
}
int perf_evsel__enable(struct perf_evsel *evsel, int ncpus, int nthreads)
int perf_evsel__enable(struct perf_evsel *evsel)
{
int nthreads = thread_map__nr(evsel->threads);
int ncpus = cpu_map__nr(evsel->cpus);
return perf_evsel__run_ioctl(evsel, ncpus, nthreads,
PERF_EVENT_IOC_ENABLE,
0);

2
tools/perf/util/evsel.h
View File

@ -227,7 +227,7 @@ int perf_evsel__append_filter(struct perf_evsel *evsel,
const char *op, const char *filter);
int perf_evsel__apply_filter(struct perf_evsel *evsel, int ncpus, int nthreads,
const char *filter);
int perf_evsel__enable(struct perf_evsel *evsel, int ncpus, int nthreads);
int perf_evsel__enable(struct perf_evsel *evsel);
int perf_evsel__open_per_cpu(struct perf_evsel *evsel,
struct cpu_map *cpus);