perf tests: Set evlist of test__sw_clock_freq() to !overwrite

Unsetting overwrite when calling perf_evlist__mmap is harmless. This
commit passes false to it, makes following commits eliminate the
overwrite argument easier.

Signed-off-by: Wang Nan <wangnan0@huawei.com>
Cc: Jiri Olsa <jolsa@redhat.com>
Cc: Kan Liang <kan.liang@intel.com>
Cc: Namhyung Kim <namhyung@kernel.org>
Link: http://lkml.kernel.org/r/20171113013809.212417-4-wangnan0@huawei.com
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>

diff --git a/tools/perf/tests/sw-clock.c b/tools/perf/tests/sw-clock.c
index 725a196991a88447cf0f80adf5b05bb47ad1f39e..c6937ed12e6bc6364c91bba77b85ff943719836e 100644 (file)
--- a/tools/perf/tests/sw-clock.c
+++ b/tools/perf/tests/sw-clock.c
@@ -78,7 +78,7 @@ static int __test__sw_clock_freq(enum perf_sw_ids clock_id)
                goto out_delete_evlist;
        }
 
-       err = perf_evlist__mmap(evlist, 128, true);
+       err = perf_evlist__mmap(evlist, 128, false);
        if (err < 0) {
                pr_debug("failed to mmap event: %d (%s)\n", errno,
                         str_error_r(errno, sbuf, sizeof(sbuf)));