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| author | Arnaldo Carvalho de Melo <acme@redhat.com> | 2016-08-08 15:35:21 -0300 |
|---|---|---|
| committer | Arnaldo Carvalho de Melo <acme@redhat.com> | 2016-08-23 15:37:33 -0300 |
| commit | 565e69114e4aa42664b0e7da135181651c3402f2 (patch) | |
| tree | 187ba16acccb28c61730f10f01beb32f35885c49 /tools/perf/bench/futex-wake.c | |
| parent | c05a6e14150f81a8cb93d83af55582e05afc05ae (diff) | |
| download | linux-565e69114e4aa42664b0e7da135181651c3402f2.tar.gz | |
perf bench futex: Use NSEC_PER_USEC
Following kernel practices and better documentin Cc: Adrian Hunter <adrian.hunter@intel.com> Cc: David Ahern <dsahern@gmail.com> Cc: Jiri Olsa <jolsa@kernel.org> Cc: Namhyung Kim <namhyung@kernel.org> Cc: Steven Rostedt <rostedt@goodmis.org> Cc: Wang Nan <wangnan0@huawei.com> Link: http://lkml.kernel.org/n/tip-xncwqxegjp13g2nxih3lp9mx@git.kernel.org Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
Diffstat (limited to 'tools/perf/bench/futex-wake.c')
| -rw-r--r-- | tools/perf/bench/futex-wake.c | 5 |
1 files changed, 3 insertions, 2 deletions
diff --git a/tools/perf/bench/futex-wake.c b/tools/perf/bench/futex-wake.c index 87d8f4f292d9..e246b1b8388a 100644 --- a/tools/perf/bench/futex-wake.c +++ b/tools/perf/bench/futex-wake.c @@ -16,6 +16,7 @@ #include <subcmd/parse-options.h> #include <linux/compiler.h> #include <linux/kernel.h> +#include <linux/time64.h> #include <errno.h> #include "bench.h" #include "futex.h" @@ -81,7 +82,7 @@ static void print_summary(void) printf("Wokeup %d of %d threads in %.4f ms (+-%.2f%%)\n", wakeup_avg, nthreads, - waketime_avg/1e3, + waketime_avg / USEC_PER_MSEC, rel_stddev_stats(waketime_stddev, waketime_avg)); } @@ -182,7 +183,7 @@ int bench_futex_wake(int argc, const char **argv, if (!silent) { printf("[Run %d]: Wokeup %d of %d threads in %.4f ms\n", - j + 1, nwoken, nthreads, runtime.tv_usec/1e3); + j + 1, nwoken, nthreads, runtime.tv_usec / (double)USEC_PER_MSEC); } for (i = 0; i < nthreads; i++) { |