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perf util: Replace strerror with strerror_r for thread-safety

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Replaces all strerror with strerror_r in util for making the perf lib
thread-safe.

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/20140814022236.3545.3367.stgit@kbuild-fedora.novalocal
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
This commit is contained in:
Masami Hiramatsu
2014-08-14 02:22:36 +00:00
committed by Arnaldo Carvalho de Melo
parent 5f03cba415
commit 6e81c74cbf
8 changed files with 36 additions and 14 deletions
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2
tools/perf/util/evlist.c
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@@ -1295,7 +1295,7 @@ int perf_evlist__strerror_open(struct perf_evlist *evlist __maybe_unused,
int err, char *buf, size_t size)
{
int printed, value;
char sbuf[128], *emsg = strerror_r(err, sbuf, sizeof(sbuf));
char sbuf[STRERR_BUFSIZE], *emsg = strerror_r(err, sbuf, sizeof(sbuf));
switch (err) {
case EACCES: