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perf top: Use strerror_r instead of strerror

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Use strerror_r instead of strerror in error message 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/20140814022238.3545.15569.stgit@kbuild-fedora.novalocal
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
This commit is contained in:
Masami Hiramatsu 2014-08-14 02:22:38 +00:00 committed by Arnaldo Carvalho de Melo
parent 6e81c74cbf
commit 809adea685
1 changed files with 1 additions and 1 deletions
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2
tools/perf/builtin-top.c
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@ -899,7 +899,7 @@ static int perf_top__start_counters(struct perf_top *top)
if (perf_evlist__mmap(evlist, opts->mmap_pages, false) < 0) { if (perf_evlist__mmap(evlist, opts->mmap_pages, false) < 0) {
ui__error("Failed to mmap with %d (%s)\n", ui__error("Failed to mmap with %d (%s)\n",
errno, strerror(errno)); errno, strerror_r(errno, msg, sizeof(msg)));
goto out_err; goto out_err;
} }