perf evlist: Add (reset,set)_sample_bit methods

For fiddling with sample_type fields in all evsels in an evlist.

Cc: Adrian Hunter <adrian.hunter@intel.com>
Cc: David Ahern <dsahern@gmail.com>
Cc: Jiri Olsa <jolsa@kernel.org>
Cc: Milian Wolff <milian.wolff@kdab.com>
Cc: Namhyung Kim <namhyung@kernel.org>
Cc: Wang Nan <wangnan0@huawei.com>
Link: http://lkml.kernel.org/n/tip-dg6yavctt0hzl2tsgfb43qsr@git.kernel.org
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>

1 files changed, 11 insertions, 0 deletions

diff --git a/tools/perf/util/evlist.h b/tools/perf/util/evlist.h
index 8db9228..da46423 100644
--- a/tools/perf/util/evlist.h
+++ b/tools/perf/util/evlist.h
@@ -87,6 +87,17 @@ int perf_evlist__add_dummy(struct perf_evlist *evlist);
 int perf_evlist__add_newtp(struct perf_evlist *evlist,
 			   const char *sys, const char *name, void *handler);
 
+void __perf_evlist__set_sample_bit(struct perf_evlist *evlist,
+				   enum perf_event_sample_format bit);
+void __perf_evlist__reset_sample_bit(struct perf_evlist *evlist,
+				     enum perf_event_sample_format bit);
+
+#define perf_evlist__set_sample_bit(evlist, bit) \
+	__perf_evlist__set_sample_bit(evlist, PERF_SAMPLE_##bit)
+
+#define perf_evlist__reset_sample_bit(evlist, bit) \
+	__perf_evlist__reset_sample_bit(evlist, PERF_SAMPLE_##bit)
+
 int perf_evlist__set_filter(struct perf_evlist *evlist, const char *filter);
 int perf_evlist__set_filter_pid(struct perf_evlist *evlist, pid_t pid);
 int perf_evlist__set_filter_pids(struct perf_evlist *evlist, size_t npids, pid_t *pids);