devices::tsc::calibrate

Function calibrate_tsc_state_inner

Source 
fn calibrate_tsc_state_inner(
    rdtsc: fn() -> u64,
    cores: Vec<usize>,
) -> Result<TscState>
Expand description

Actually calibrate the TSC state.

This function takes a customizable version of rdtsc and a specific set of cores to calibrate, which is helpful for testing calibration logic and error handling.

ยงArguments

  • rdtsc - Function for reading the TSC value, usually just runs RDTSC instruction.
  • cores - Cores to measure the TSC offset of.