diff options
Diffstat (limited to 'src/modules/systemlib/perf_counter.h')
| -rw-r--r-- | src/modules/systemlib/perf_counter.h | 12 |
1 files changed, 12 insertions, 0 deletions
diff --git a/src/modules/systemlib/perf_counter.h b/src/modules/systemlib/perf_counter.h index 92f064d04..0c1243de3 100644 --- a/src/modules/systemlib/perf_counter.h +++ b/src/modules/systemlib/perf_counter.h @@ -112,6 +112,18 @@ __EXPORT extern void perf_begin(perf_counter_t handle); __EXPORT extern void perf_end(perf_counter_t handle); /** + * Register a measurement + * + * This call applies to counters that operate over ranges of time; PC_ELAPSED etc. + * If a call is made without a corresponding perf_begin call. It sets the + * value provided as argument as a new measurement. + * + * @param handle The handle returned from perf_alloc. + * @param elapsed The time elapsed. Negative values lead to incrementing the overrun counter. + */ +__EXPORT extern void perf_set(perf_counter_t handle, int64_t elapsed); + +/** * Cancel a performance event. * * This call applies to counters that operate over ranges of time; PC_ELAPSED etc. |