diff options
Diffstat (limited to 'tools/perf/tests/open-syscall-all-cpus.c')
| -rw-r--r-- | tools/perf/tests/open-syscall-all-cpus.c | 5 |
1 files changed, 3 insertions, 2 deletions
diff --git a/tools/perf/tests/open-syscall-all-cpus.c b/tools/perf/tests/open-syscall-all-cpus.c index 5fecdbd2f5f7..8fa82d1700c7 100644 --- a/tools/perf/tests/open-syscall-all-cpus.c +++ b/tools/perf/tests/open-syscall-all-cpus.c @@ -12,6 +12,7 @@ int test__open_syscall_event_on_all_cpus(void) unsigned int nr_open_calls = 111, i; cpu_set_t cpu_set; struct thread_map *threads = thread_map__new(-1, getpid(), UINT_MAX); + char sbuf[STRERR_BUFSIZE]; if (threads == NULL) { pr_debug("thread_map__new\n"); @@ -35,7 +36,7 @@ int test__open_syscall_event_on_all_cpus(void) if (perf_evsel__open(evsel, cpus, threads) < 0) { pr_debug("failed to open counter: %s, " "tweak /proc/sys/kernel/perf_event_paranoid?\n", - strerror(errno)); + strerror_r(errno, sbuf, sizeof(sbuf))); goto out_evsel_delete; } @@ -56,7 +57,7 @@ int test__open_syscall_event_on_all_cpus(void) if (sched_setaffinity(0, sizeof(cpu_set), &cpu_set) < 0) { pr_debug("sched_setaffinity() failed on CPU %d: %s ", cpus->map[cpu], - strerror(errno)); + strerror_r(errno, sbuf, sizeof(sbuf))); goto out_close_fd; } for (i = 0; i < ncalls; ++i) { |