diff options
| author | Masami Hiramatsu <masami.hiramatsu.pt@hitachi.com> | 2014-08-14 02:22:45 +0000 |
|---|---|---|
| committer | Arnaldo Carvalho de Melo <acme@redhat.com> | 2014-08-15 13:07:28 -0300 |
| commit | ba3dfff8ad2d98df0c8116faaeb281c93e161636 (patch) | |
| tree | 2fa417b3aebbe73297242806eedb7a28633cb87b /tools/perf/tests/open-syscall.c | |
| parent | 35550da389ba8752f024a44ef14b74001c4fc4d3 (diff) | |
perf test: Use strerror_r instead of strerror
Use strerror_r instead of strerror in error messages for thread-safety.
Signed-off-by: Masami Hiramatsu <masami.hiramatsu.pt@hitachi.com>
Cc: Ingo Molnar <mingo@redhat.com>
Cc: Namhyung Kim <namhyung@kernel.org>
Cc: Naohiro Aota <naota@elisp.net>
Cc: Paul Mackerras <paulus@samba.org>
Cc: Peter Zijlstra <a.p.zijlstra@chello.nl>
Link: http://lkml.kernel.org/r/20140814022245.3545.91394.stgit@kbuild-fedora.novalocal
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
Diffstat (limited to 'tools/perf/tests/open-syscall.c')
| -rw-r--r-- | tools/perf/tests/open-syscall.c | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/tools/perf/tests/open-syscall.c b/tools/perf/tests/open-syscall.c index c1dc7d25f38c..a33b2daae40f 100644 --- a/tools/perf/tests/open-syscall.c +++ b/tools/perf/tests/open-syscall.c @@ -9,6 +9,7 @@ int test__open_syscall_event(void) struct perf_evsel *evsel; unsigned int nr_open_calls = 111, i; struct thread_map *threads = thread_map__new(-1, getpid(), UINT_MAX); + char sbuf[STRERR_BUFSIZE]; if (threads == NULL) { pr_debug("thread_map__new\n"); @@ -24,7 +25,7 @@ int test__open_syscall_event(void) if (perf_evsel__open_per_thread(evsel, 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; } |