diff options
Diffstat (limited to 'tools/perf/tests/task-exit.c')
| -rw-r--r-- | tools/perf/tests/task-exit.c | 9 |
1 files changed, 9 insertions, 0 deletions
diff --git a/tools/perf/tests/task-exit.c b/tools/perf/tests/task-exit.c index e92fa6029ac7..3986fd162a7e 100644 --- a/tools/perf/tests/task-exit.c +++ b/tools/perf/tests/task-exit.c @@ -48,6 +48,7 @@ int test__task_exit(struct test *test __maybe_unused, int subtest __maybe_unused struct cpu_map *cpus; struct thread_map *threads; struct perf_mmap *md; + int retry_count = 0; signal(SIGCHLD, sig_handler); @@ -105,6 +106,7 @@ int test__task_exit(struct test *test __maybe_unused, int subtest __maybe_unused if (perf_evlist__mmap(evlist, 128) < 0) { pr_debug("failed to mmap events: %d (%s)\n", errno, str_error_r(errno, sbuf, sizeof(sbuf))); + err = -1; goto out_delete_evlist; } @@ -126,6 +128,13 @@ retry: out_init: if (!exited || !nr_exit) { perf_evlist__poll(evlist, -1); + + if (retry_count++ > 1000) { + pr_debug("Failed after retrying 1000 times\n"); + err = -1; + goto out_free_maps; + } + goto retry; } |