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-rw-r--r--tools/perf/builtin-record.c14
1 files changed, 11 insertions, 3 deletions
diff --git a/tools/perf/builtin-record.c b/tools/perf/builtin-record.c
index 3ce2f03f217..acbe5944438 100644
--- a/tools/perf/builtin-record.c
+++ b/tools/perf/builtin-record.c
@@ -520,9 +520,6 @@ static int __cmd_record(int argc, const char **argv)
signal(SIGCHLD, sig_handler);
signal(SIGINT, sig_handler);
- if (raw_samples)
- read_tracing_data();
-
if (!stat(output_name, &st) && st.st_size) {
if (!force && !append_file) {
fprintf(stderr, "Error, output file %s exists, use -A to append or -f to overwrite.\n",
@@ -550,6 +547,17 @@ static int __cmd_record(int argc, const char **argv)
else
header = perf_header__new();
+
+ if (raw_samples) {
+ read_tracing_data();
+ } else {
+ for (i = 0; i < nr_counters; i++) {
+ if (attrs[i].sample_type & PERF_SAMPLE_RAW) {
+ read_tracing_data();
+ break;
+ }
+ }
+ }
atexit(atexit_header);
if (!system_wide) {