diff options
Diffstat (limited to 'tools/perf/util/time-utils.h')
| -rw-r--r-- | tools/perf/util/time-utils.h | 9 |
1 files changed, 9 insertions, 0 deletions
diff --git a/tools/perf/util/time-utils.h b/tools/perf/util/time-utils.h index 72a42ea1d513..4f42988eb2f7 100644 --- a/tools/perf/util/time-utils.h +++ b/tools/perf/util/time-utils.h @@ -3,6 +3,7 @@ #define _TIME_UTILS_H_ #include <stddef.h> +#include <time.h> #include <linux/types.h> struct perf_time_interval { @@ -34,4 +35,12 @@ int timestamp__scnprintf_nsec(u64 timestamp, char *buf, size_t sz); int fetch_current_timestamp(char *buf, size_t sz); +static inline unsigned long long rdclock(void) +{ + struct timespec ts; + + clock_gettime(CLOCK_MONOTONIC, &ts); + return ts.tv_sec * 1000000000ULL + ts.tv_nsec; +} + #endif |