[PATCH 29/47] perf stat record: Initialize record features

Jiri Olsa
2015-07-21T12:33:07Z

Disabling all non stat related features.

Link: http://lkml.kernel.org/n/tip-0av5yfkwyywwgoiali88w4hi@git.kernel.org
Signed-off-by: Jiri Olsa <jolsa@kernel.org>
---
tools/perf/builtin-stat.c | 15 +++++++++++++++
1 file changed, 15 insertions(+)

diff --git a/tools/perf/builtin-stat.c b/tools/perf/builtin-stat.c
index f78bd3e22d40..95030e686bc4 100644
--- a/tools/perf/builtin-stat.c
+++ b/tools/perf/builtin-stat.c
@@ -1150,6 +1150,19 @@ static const char * const recort_usage[] = {
NULL,
};

+static void init_features(struct perf_session *session)
+{
+ int feat;
+
+ for (feat = HEADER_FIRST_FEATURE; feat < HEADER_LAST_FEATURE; feat++)
+ perf_header__set_feat(&session->header, feat);
+
+ perf_header__clear_feat(&session->header, HEADER_BUILD_ID);
+ perf_header__clear_feat(&session->header, HEADER_TRACING_DATA);
+ perf_header__clear_feat(&session->header, HEADER_BRANCH_STACK);
+ perf_header__clear_feat(&session->header, HEADER_AUXTRACE);
+}
+
static int __cmd_record(int argc, const char **argv)
{
struct perf_session *session;
@@ -1172,6 +1185,8 @@ static int __cmd_record(int argc, const char **argv)
if (stat_record.file.is_pipe)
return -EINVAL;

+ init_features(session);
+
session->evlist = evsel_list;
stat_record.session = session;
stat_record.enabled = true;
--
2.4.3