perf tools: Enable close-on-exec flag on perf file descriptor

[sfrench/cifs-2.6.git] / tools / perf / bench / mem-memcpy.c

diff --git a/tools/perf/bench/mem-memcpy.c b/tools/perf/bench/mem-memcpy.c
index e622c3e96efccca0ee10e119555205f960f91c86..2465141b554bf0e135edc427799227032e25345d 100644 (file)
--- a/tools/perf/bench/mem-memcpy.c
+++ b/tools/perf/bench/mem-memcpy.c
@@ -10,6 +10,7 @@
 #include "../util/util.h"
 #include "../util/parse-options.h"
 #include "../util/header.h"
+#include "../util/cloexec.h"
 #include "bench.h"
 #include "mem-memcpy-arch.h"
 
@@ -83,7 +84,8 @@ static struct perf_event_attr cycle_attr = {
 
 static void init_cycle(void)
 {
-       cycle_fd = sys_perf_event_open(&cycle_attr, getpid(), -1, -1, 0);
+       cycle_fd = sys_perf_event_open(&cycle_attr, getpid(), -1, -1,
+                                      perf_event_open_cloexec_flag());
 
        if (cycle_fd < 0 && errno == ENOSYS)
                die("No CONFIG_PERF_EVENTS=y kernel support configured?\n");