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| author | Wang Nan <wangnan0@huawei.com> | 2017-11-13 01:38:07 +0000 |
|---|---|---|
| committer | Arnaldo Carvalho de Melo <acme@redhat.com> | 2017-11-16 14:49:58 -0300 |
| commit | a0e3dd79cdd8ad838cbcefeff530a15193f8336e (patch) | |
| tree | b0730a49fbddefe5a9efd9db5dac541865a1f805 /tools/perf/tests/task-exit.c | |
| parent | 301d724aa19add1c0cf3ec8cad0d10151d30393f (diff) | |
| download | op-kernel-dev-a0e3dd79cdd8ad838cbcefeff530a15193f8336e.zip op-kernel-dev-a0e3dd79cdd8ad838cbcefeff530a15193f8336e.tar.gz | |
perf tests: Set evlist of test__task_exit() to !overwrite
Changing ringbuffer to !overwrite in this task is harmless because
this test uses a very low frequency (1) and using a very simple program
(true). There should have only 3 events in the whole test. Overwriting
is impossible to happen.
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/20171113013809.212417-6-wangnan0@huawei.com
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
Diffstat (limited to 'tools/perf/tests/task-exit.c')
| -rw-r--r-- | tools/perf/tests/task-exit.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/tools/perf/tests/task-exit.c b/tools/perf/tests/task-exit.c index bc4a734..98c0984 100644 --- a/tools/perf/tests/task-exit.c +++ b/tools/perf/tests/task-exit.c @@ -97,7 +97,7 @@ int test__task_exit(struct test *test __maybe_unused, int subtest __maybe_unused goto out_delete_evlist; } - if (perf_evlist__mmap(evlist, 128, true) < 0) { + if (perf_evlist__mmap(evlist, 128, false) < 0) { pr_debug("failed to mmap events: %d (%s)\n", errno, str_error_r(errno, sbuf, sizeof(sbuf))); goto out_delete_evlist; |
