diff options
| author | Jiri Olsa | 2015-06-26 11:29:17 +0200 |
|---|---|---|
| committer | Arnaldo Carvalho de Melo | 2015-06-26 11:46:00 -0300 |
| commit | a7d0a102e4ae46b75b70a9500979e7ed3cdf183f (patch) | |
| tree | e20b51a83e32859812870723c676af04a99003e8 /tools/perf/util/stat.c | |
| parent | 24e34f68e21a47a582b3cc2eccdb835b80b1830a (diff) | |
perf stat: Introduce perf_evsel__alloc_stats function
Move all stat allocation logic related to stat object under single
function. This way we can use it separately for stat object out of
evlist object.
Signed-off-by: Jiri Olsa <jolsa@kernel.org>
Cc: Adrian Hunter <adrian.hunter@intel.com>
Cc: Andi Kleen <ak@linux.intel.com>
Cc: David Ahern <dsahern@gmail.com>
Cc: Namhyung Kim <namhyung@kernel.org>
Cc: Peter Zijlstra <a.p.zijlstra@chello.nl>
Cc: Stephane Eranian <eranian@google.com>
Link: http://lkml.kernel.org/r/1435310967-14570-13-git-send-email-jolsa@kernel.org
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
Diffstat (limited to 'tools/perf/util/stat.c')
| -rw-r--r-- | tools/perf/util/stat.c | 20 |
1 files changed, 14 insertions, 6 deletions
diff --git a/tools/perf/util/stat.c b/tools/perf/util/stat.c index 818cb022fcb6..f2a0d1521e26 100644 --- a/tools/perf/util/stat.c +++ b/tools/perf/util/stat.c @@ -189,17 +189,25 @@ void perf_evsel__free_prev_raw_counts(struct perf_evsel *evsel) evsel->prev_raw_counts = NULL; } +int perf_evsel__alloc_stats(struct perf_evsel *evsel, bool alloc_raw) +{ + int ncpus = perf_evsel__nr_cpus(evsel); + int nthreads = thread_map__nr(evsel->threads); + + if (perf_evsel__alloc_stat_priv(evsel) < 0 || + perf_evsel__alloc_counts(evsel, ncpus, nthreads) < 0 || + (alloc_raw && perf_evsel__alloc_prev_raw_counts(evsel, ncpus, nthreads) < 0)) + return -ENOMEM; + + return 0; +} + int perf_evlist__alloc_stats(struct perf_evlist *evlist, bool alloc_raw) { struct perf_evsel *evsel; - int nthreads = thread_map__nr(evlist->threads); evlist__for_each(evlist, evsel) { - int ncpus = perf_evsel__nr_cpus(evsel); - - if (perf_evsel__alloc_stat_priv(evsel) < 0 || - perf_evsel__alloc_counts(evsel, ncpus, nthreads) < 0 || - (alloc_raw && perf_evsel__alloc_prev_raw_counts(evsel, ncpus, nthreads) < 0)) + if (perf_evsel__alloc_stats(evsel, alloc_raw)) goto out_free; } |