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perf_event_set_period

air_sys_syscall::ebpf

Function perf_event_set_period 

Source 
pub fn perf_event_set_period(
    event: BorrowedFd<'_>,
    period: u64,
) -> Result<(), Errno>
Expand description

PERF_EVENT_IOC_PERIOD — change la période d’échantillonnage.

§Errors

  • [Errno::EBADF] : fd invalide.