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| author | Masami Hiramatsu <masami.hiramatsu.pt@hitachi.com> | 2014-08-14 02:22:34 +0000 |
|---|---|---|
| committer | Arnaldo Carvalho de Melo <acme@redhat.com> | 2014-08-15 10:56:53 -0300 |
| commit | 5f03cba41590b5e7db5b66d2b2aa3e146ff8a84f (patch) | |
| tree | c4f66ad54a3069044bf3548f5cd38c0ac7054876 /tools/perf/builtin-probe.c | |
| parent | b2348e1d8a67c58de44820587fabc4f987eafbb6 (diff) | |
| download | linux-5f03cba41590b5e7db5b66d2b2aa3e146ff8a84f.tar.gz linux-5f03cba41590b5e7db5b66d2b2aa3e146ff8a84f.tar.bz2 linux-5f03cba41590b5e7db5b66d2b2aa3e146ff8a84f.zip | |
perf probe: Make error messages thread-safe
To make error messages thread-safe, this replaces strerror with
strerror_r for warnings, and just shows the return value instead of
using strerror for debug messages.
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/20140814022234.3545.22199.stgit@kbuild-fedora.novalocal
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
Diffstat (limited to 'tools/perf/builtin-probe.c')
| -rw-r--r-- | tools/perf/builtin-probe.c | 5 |
1 files changed, 4 insertions, 1 deletions
diff --git a/tools/perf/builtin-probe.c b/tools/perf/builtin-probe.c index c63fa2925075..347729e29a92 100644 --- a/tools/perf/builtin-probe.c +++ b/tools/perf/builtin-probe.c @@ -290,8 +290,11 @@ static void cleanup_params(void) static void pr_err_with_code(const char *msg, int err) { + char sbuf[STRERR_BUFSIZE]; + pr_err("%s", msg); - pr_debug(" Reason: %s (Code: %d)", strerror(-err), err); + pr_debug(" Reason: %s (Code: %d)", + strerror_r(-err, sbuf, sizeof(sbuf)), err); pr_err("\n"); } |