From a74b4b66cc027110272a18cd50cc6ee93483e78d Mon Sep 17 00:00:00 2001 From: Namhyung Kim Date: Fri, 15 Mar 2013 14:48:48 +0900 Subject: [PATCH] perf evlist: Introduce perf_evlist__close() It's a pair of perf_evlist__open(). Signed-off-by: Namhyung Kim Cc: David Ahern Cc: Ingo Molnar Cc: Jiri Olsa Cc: Paul Mackerras Cc: Peter Zijlstra Link: http://lkml.kernel.org/r/1363326533-3310-1-git-send-email-namhyung@kernel.org Signed-off-by: Arnaldo Carvalho de Melo --- tools/perf/util/evlist.c | 19 ++++++++++++------- tools/perf/util/evlist.h | 1 + 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); -- 2.7.4