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Diffstat (limited to 'tools/perf/bench/sched-pipe.c')
-rw-r--r--tools/perf/bench/sched-pipe.c11
1 files changed, 7 insertions, 4 deletions
diff --git a/tools/perf/bench/sched-pipe.c b/tools/perf/bench/sched-pipe.c
index 238185f9797..4f77c7c2764 100644
--- a/tools/perf/bench/sched-pipe.c
+++ b/tools/perf/bench/sched-pipe.c
@@ -1,6 +1,6 @@
/*
*
- * builtin-bench-pipe.c
+ * sched-pipe.c
*
* pipe: Benchmark for pipe()
*
@@ -87,7 +87,8 @@ int bench_sched_pipe(int argc, const char **argv,
if (pid) {
retpid = waitpid(pid, &wait_stat, 0);
assert((retpid == pid) && WIFEXITED(wait_stat));
- return 0;
+ } else {
+ exit(0);
}
switch (bench_format) {
@@ -99,7 +100,8 @@ int bench_sched_pipe(int argc, const char **argv,
result_usec += diff.tv_usec;
printf(" %14s: %lu.%03lu [sec]\n\n", "Total time",
- diff.tv_sec, diff.tv_usec/1000);
+ diff.tv_sec,
+ (unsigned long) (diff.tv_usec/1000));
printf(" %14lf usecs/op\n",
(double)result_usec / (double)loops);
@@ -110,7 +112,8 @@ int bench_sched_pipe(int argc, const char **argv,
case BENCH_FORMAT_SIMPLE:
printf("%lu.%03lu\n",
- diff.tv_sec, diff.tv_usec / 1000);
+ diff.tv_sec,
+ (unsigned long) (diff.tv_usec / 1000));
break;
default: