diff options
| author | Arnaldo Carvalho de Melo <acme@redhat.com> | 2016-08-08 14:57:04 -0300 |
|---|---|---|
| committer | Arnaldo Carvalho de Melo <acme@redhat.com> | 2016-08-23 15:37:33 -0300 |
| commit | 310ebb93676d2106b4c2e68bbf1b2811461bb9f3 (patch) | |
| tree | 30b0195b1b2a0f1c869190c80d6667d2971a6df6 /tools/perf/builtin-stat.c | |
| parent | 16633ccff091dacb2138b95e8911a1892983c6fd (diff) | |
| download | linux-310ebb93676d2106b4c2e68bbf1b2811461bb9f3.tar.gz linux-310ebb93676d2106b4c2e68bbf1b2811461bb9f3.tar.xz | |
perf stat: Use *SEC_PER_*SEC macros
To match how this is done in the kernel.
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-gym6yshewpdegt153u8v2q5r@git.kernel.org
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
Diffstat (limited to 'tools/perf/builtin-stat.c')
| -rw-r--r-- | tools/perf/builtin-stat.c | 12 |
1 files changed, 6 insertions, 6 deletions
diff --git a/tools/perf/builtin-stat.c b/tools/perf/builtin-stat.c index e33a66bffbdb..90882b1d6a91 100644 --- a/tools/perf/builtin-stat.c +++ b/tools/perf/builtin-stat.c @@ -173,7 +173,7 @@ static inline void diff_timespec(struct timespec *r, struct timespec *a, { r->tv_sec = a->tv_sec - b->tv_sec; if (a->tv_nsec < b->tv_nsec) { - r->tv_nsec = a->tv_nsec + 1000000000L - b->tv_nsec; + r->tv_nsec = a->tv_nsec + NSEC_PER_SEC - b->tv_nsec; r->tv_sec--; } else { r->tv_nsec = a->tv_nsec - b->tv_nsec ; @@ -365,7 +365,7 @@ static void process_interval(void) static void enable_counters(void) { if (initial_delay) - usleep(initial_delay * 1000); + usleep(initial_delay * USEC_PER_MSEC); /* * We need to enable counters only if: @@ -542,8 +542,8 @@ static int __run_perf_stat(int argc, const char **argv) bool is_pipe = STAT_RECORD ? perf_stat.file.is_pipe : false; if (interval) { - ts.tv_sec = interval / 1000; - ts.tv_nsec = (interval % 1000) * 1000000; + ts.tv_sec = interval / USEC_PER_MSEC; + ts.tv_nsec = (interval % USEC_PER_MSEC) * NSEC_PER_MSEC; } else { ts.tv_sec = 1; ts.tv_nsec = 0; @@ -972,7 +972,7 @@ static void print_metric_header(void *ctx, const char *color __maybe_unused, static void nsec_printout(int id, int nr, struct perf_evsel *evsel, double avg) { FILE *output = stat_config.output; - double msecs = avg / 1e6; + double msecs = avg / NSEC_PER_MSEC; const char *fmt_v, *fmt_n; char name[25]; @@ -1461,7 +1461,7 @@ static void print_footer(void) if (!null_run) fprintf(output, "\n"); fprintf(output, " %17.9f seconds time elapsed", - avg_stats(&walltime_nsecs_stats)/1e9); + avg_stats(&walltime_nsecs_stats) / NSEC_PER_SEC); if (run_count > 1) { fprintf(output, " "); print_noise_pct(stddev_stats(&walltime_nsecs_stats), |