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| author | Andrew Tridgell <tridge@samba.org> | 2013-01-24 10:00:23 +1100 |
|---|---|---|
| committer | Andrew Tridgell <tridge@samba.org> | 2013-01-24 10:26:02 +1100 |
| commit | f4da4bb8ca29a48e1bf10958cbc45fc9fb10e9f7 (patch) | |
| tree | 212316bada5b3e659ff2a0fba4e21e2cad788291 /apps/systemlib/perf_counter.h | |
| parent | cc74874d7ed2f94a030a97b52c91d684f1d4cfa4 (diff) | |
| download | px4-firmware-f4da4bb8ca29a48e1bf10958cbc45fc9fb10e9f7.tar.gz px4-firmware-f4da4bb8ca29a48e1bf10958cbc45fc9fb10e9f7.tar.bz2 px4-firmware-f4da4bb8ca29a48e1bf10958cbc45fc9fb10e9f7.zip | |
perf_counter: added perf_reset() and perf_reset_all() calls
useful for watching counters after system reaches stable flight
Diffstat (limited to 'apps/systemlib/perf_counter.h')
| -rw-r--r-- | apps/systemlib/perf_counter.h | 13 |
1 files changed, 13 insertions, 0 deletions
diff --git a/apps/systemlib/perf_counter.h b/apps/systemlib/perf_counter.h index 6e6c80d5b..5c2cb15b2 100644 --- a/apps/systemlib/perf_counter.h +++ b/apps/systemlib/perf_counter.h @@ -97,6 +97,14 @@ __EXPORT extern void perf_begin(perf_counter_t handle); */ __EXPORT extern void perf_end(perf_counter_t handle); +/** + * Reset a performance event. + * + * This call resets performance counter to initial state + * + * @param handle The handle returned from perf_alloc. + */ +__EXPORT extern void perf_reset(perf_counter_t handle); /** * Print one performance counter. @@ -110,6 +118,11 @@ __EXPORT extern void perf_print_counter(perf_counter_t handle); */ __EXPORT extern void perf_print_all(void); +/** + * Reset all of the performance counters. + */ +__EXPORT extern void perf_reset_all(void); + __END_DECLS #endif |