Messages in this thread Patch in this message | | | From | Wang Nan <> | Subject | [PATCH 5/7] perf tests: Set evlist of test__task_exit() to !overwrite | Date | Mon, 13 Nov 2017 01:38:07 +0000 |
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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> --- tools/perf/tests/task-exit.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/tools/perf/tests/task-exit.c b/tools/perf/tests/task-exit.c index f0881d0..4fb6609 100644 --- a/tools/perf/tests/task-exit.c +++ b/tools/perf/tests/task-exit.c @@ -96,7 +96,7 @@ 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; -- 2.10.1
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