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| author |   Tommi Rantala <tommi.t.rantala@nokia.com> | 2020-03-05 10:37:14 +0200 |
|---|---|---|
| committer |   Arnaldo Carvalho de Melo <acme@redhat.com> | 2020-03-06 08:30:47 -0300 |
| commit | 7b919a53102d81cd2e310b4941ac51c465d249ca (patch) | |
| tree | 73fcf2f9875c2d4337ebe94f9c2e3099ddf526d2 /tools/perf/bench/futex-wake.c | |
| parent | perf bench futex-wake: Restore thread count default to online CPU count (diff) | |
| download | linux-dev-7b919a53102d81cd2e310b4941ac51c465d249ca.tar.xz linux-dev-7b919a53102d81cd2e310b4941ac51c465d249ca.zip | |
perf bench: Clear struct sigaction before sigaction() syscall
Avoid garbage in sigaction structs used in sigaction() syscalls.
Valgrind is complaining about it.
Signed-off-by: Tommi Rantala <tommi.t.rantala@nokia.com>
Cc: Alexander Shishkin <alexander.shishkin@linux.intel.com>
Cc: Changbin Du <changbin.du@intel.com>
Cc: Darren Hart <dvhart@infradead.org>
Cc: Jiri Olsa <jolsa@redhat.com>
Cc: Mark Rutland <mark.rutland@arm.com>
Cc: Namhyung Kim <namhyung@kernel.org>
Cc: Peter Zijlstra <peterz@infradead.org>
Cc: Thomas Gleixner <tglx@linutronix.de>
Link: http://lore.kernel.org/lkml/20200305083714.9381-4-tommi.t.rantala@nokia.com
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
Diffstat (limited to '')
| -rw-r--r-- | tools/perf/bench/futex-wake.c | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/tools/perf/bench/futex-wake.c b/tools/perf/bench/futex-wake.c index 58906e9499bb..2dfcef3e371e 100644 --- a/tools/perf/bench/futex-wake.c +++ b/tools/perf/bench/futex-wake.c @@ -136,6 +136,7 @@ int bench_futex_wake(int argc, const char **argv) if (!cpu) err(EXIT_FAILURE, "calloc"); + memset(&act, 0, sizeof(act)); sigfillset(&act.sa_mask); act.sa_sigaction = toggle_done; sigaction(SIGINT, &act, NULL); |