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>
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@ -173,7 +173,7 @@ static inline void diff_timespec(struct timespec *r, struct timespec *a,
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{
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r->tv_sec = a->tv_sec - b->tv_sec;
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if (a->tv_nsec < b->tv_nsec) {
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r->tv_nsec = a->tv_nsec + 1000000000L - b->tv_nsec;
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r->tv_nsec = a->tv_nsec + NSEC_PER_SEC - b->tv_nsec;
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r->tv_sec--;
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} else {
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r->tv_nsec = a->tv_nsec - b->tv_nsec ;
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@ -365,7 +365,7 @@ static void process_interval(void)
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static void enable_counters(void)
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{
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if (initial_delay)
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usleep(initial_delay * 1000);
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usleep(initial_delay * USEC_PER_MSEC);
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/*
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* We need to enable counters only if:
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@ -542,8 +542,8 @@ static int __run_perf_stat(int argc, const char **argv)
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bool is_pipe = STAT_RECORD ? perf_stat.file.is_pipe : false;
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if (interval) {
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ts.tv_sec = interval / 1000;
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ts.tv_nsec = (interval % 1000) * 1000000;
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ts.tv_sec = interval / USEC_PER_MSEC;
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ts.tv_nsec = (interval % USEC_PER_MSEC) * NSEC_PER_MSEC;
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} else {
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ts.tv_sec = 1;
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ts.tv_nsec = 0;
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@ -972,7 +972,7 @@ static void print_metric_header(void *ctx, const char *color __maybe_unused,
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static void nsec_printout(int id, int nr, struct perf_evsel *evsel, double avg)
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{
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FILE *output = stat_config.output;
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double msecs = avg / 1e6;
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double msecs = avg / NSEC_PER_MSEC;
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const char *fmt_v, *fmt_n;
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char name[25];
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@ -1461,7 +1461,7 @@ static void print_footer(void)
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if (!null_run)
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fprintf(output, "\n");
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fprintf(output, " %17.9f seconds time elapsed",
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avg_stats(&walltime_nsecs_stats)/1e9);
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avg_stats(&walltime_nsecs_stats) / NSEC_PER_SEC);
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if (run_count > 1) {
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fprintf(output, " ");
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print_noise_pct(stddev_stats(&walltime_nsecs_stats),
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