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| 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/perf-record.c | |
| parent | 35550da389ba8752f024a44ef14b74001c4fc4d3 (diff) | |
| download | linux-ba3dfff8ad2d98df0c8116faaeb281c93e161636.tar.gz linux-ba3dfff8ad2d98df0c8116faaeb281c93e161636.tar.xz | |
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/perf-record.c')
| -rw-r--r-- | tools/perf/tests/perf-record.c | 13 |
1 files changed, 9 insertions, 4 deletions
diff --git a/tools/perf/tests/perf-record.c b/tools/perf/tests/perf-record.c index aca1a83dd13a..2ce753c1db63 100644 --- a/tools/perf/tests/perf-record.c +++ b/tools/perf/tests/perf-record.c @@ -59,6 +59,7 @@ int test__PERF_RECORD(void) int err = -1, errs = 0, i, wakeups = 0; u32 cpu; int total_events = 0, nr_events[PERF_RECORD_MAX] = { 0, }; + char sbuf[STRERR_BUFSIZE]; if (evlist == NULL || argv == NULL) { pr_debug("Not enough memory to create evlist\n"); @@ -100,7 +101,8 @@ int test__PERF_RECORD(void) err = sched__get_first_possible_cpu(evlist->workload.pid, &cpu_mask); if (err < 0) { - pr_debug("sched__get_first_possible_cpu: %s\n", strerror(errno)); + pr_debug("sched__get_first_possible_cpu: %s\n", + strerror_r(errno, sbuf, sizeof(sbuf))); goto out_delete_evlist; } @@ -110,7 +112,8 @@ int test__PERF_RECORD(void) * So that we can check perf_sample.cpu on all the samples. */ if (sched_setaffinity(evlist->workload.pid, cpu_mask_size, &cpu_mask) < 0) { - pr_debug("sched_setaffinity: %s\n", strerror(errno)); + pr_debug("sched_setaffinity: %s\n", + strerror_r(errno, sbuf, sizeof(sbuf))); goto out_delete_evlist; } @@ -120,7 +123,8 @@ int test__PERF_RECORD(void) */ err = perf_evlist__open(evlist); if (err < 0) { - pr_debug("perf_evlist__open: %s\n", strerror(errno)); + pr_debug("perf_evlist__open: %s\n", + strerror_r(errno, sbuf, sizeof(sbuf))); goto out_delete_evlist; } @@ -131,7 +135,8 @@ int test__PERF_RECORD(void) */ err = perf_evlist__mmap(evlist, opts.mmap_pages, false); if (err < 0) { - pr_debug("perf_evlist__mmap: %s\n", strerror(errno)); + pr_debug("perf_evlist__mmap: %s\n", + strerror_r(errno, sbuf, sizeof(sbuf))); goto out_delete_evlist; } |