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authorNamhyung Kim <namhyung.kim@lge.com>2013-03-15 14:48:48 +0900
committerArnaldo Carvalho de Melo <acme@redhat.com>2013-03-15 13:06:10 -0300
commita74b4b66cc027110272a18cd50cc6ee93483e78d (patch)
treedee2505e04f5b62964da9188ec138bcb9e9527a8 /tools/perf
parent736b05a0462aff65140865bacd5e04d1813e73e1 (diff)
downloadop-kernel-dev-a74b4b66cc027110272a18cd50cc6ee93483e78d.zip
op-kernel-dev-a74b4b66cc027110272a18cd50cc6ee93483e78d.tar.gz
perf evlist: Introduce perf_evlist__close()
It's a pair of perf_evlist__open(). Signed-off-by: Namhyung Kim <namhyung@kernel.org> Cc: David Ahern <dsahern@gmail.com> Cc: Ingo Molnar <mingo@kernel.org> Cc: Jiri Olsa <jolsa@redhat.com> Cc: Paul Mackerras <paulus@samba.org> Cc: Peter Zijlstra <a.p.zijlstra@chello.nl> Link: http://lkml.kernel.org/r/1363326533-3310-1-git-send-email-namhyung@kernel.org Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
Diffstat (limited to 'tools/perf')
-rw-r--r--tools/perf/util/evlist.c19
-rw-r--r--tools/perf/util/evlist.h1
2 files changed, 13 insertions, 7 deletions
diff --git a/tools/perf/util/evlist.c b/tools/perf/util/evlist.c
index 5b012b8..1344fbd 100644
--- a/tools/perf/util/evlist.c
+++ b/tools/perf/util/evlist.c
@@ -721,10 +721,20 @@ void perf_evlist__set_selected(struct perf_evlist *evlist,
evlist->selected = evsel;
}
+void perf_evlist__close(struct perf_evlist *evlist)
+{
+ struct perf_evsel *evsel;
+ int ncpus = cpu_map__nr(evlist->cpus);
+ int nthreads = thread_map__nr(evlist->threads);
+
+ list_for_each_entry_reverse(evsel, &evlist->entries, node)
+ perf_evsel__close(evsel, ncpus, nthreads);
+}
+
int perf_evlist__open(struct perf_evlist *evlist)
{
struct perf_evsel *evsel;
- int err, ncpus, nthreads;
+ int err;
list_for_each_entry(evsel, &evlist->entries, node) {
err = perf_evsel__open(evsel, evlist->cpus, evlist->threads);
@@ -734,12 +744,7 @@ int perf_evlist__open(struct perf_evlist *evlist)
return 0;
out_err:
- ncpus = cpu_map__nr(evlist->cpus);
- nthreads = thread_map__nr(evlist->threads);
-
- list_for_each_entry_reverse(evsel, &evlist->entries, node)
- perf_evsel__close(evsel, ncpus, nthreads);
-
+ perf_evlist__close(evlist);
errno = -err;
return err;
}
diff --git a/tools/perf/util/evlist.h b/tools/perf/util/evlist.h
index c096da7..0583d36 100644
--- a/tools/perf/util/evlist.h
+++ b/tools/perf/util/evlist.h
@@ -81,6 +81,7 @@ struct perf_evsel *perf_evlist__id2evsel(struct perf_evlist *evlist, u64 id);
union perf_event *perf_evlist__mmap_read(struct perf_evlist *self, int idx);
int perf_evlist__open(struct perf_evlist *evlist);
+void perf_evlist__close(struct perf_evlist *evlist);
void perf_evlist__config(struct perf_evlist *evlist,
struct perf_record_opts *opts);
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