Lines Matching refs:period
80 * Set the initial sample period (overflow count) of an event. If
84 * @param period Number of counter events before the counter
87 PerfKvmCounterConfig &samplePeriod(uint64_t period) {
89 attr.sample_period = period;
249 * Update the period of an overflow counter.
252 * like the new period isn't effective until after the next
254 * period, you will see one sample with the old period and then
255 * start sampling with the new period. This problem was fixed for
262 * @param period Overflow period in events
264 void period(uint64_t period);
273 * @note This does not update the period of the counter.