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fix(time):修复了issue #816 (#830)

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BrahmaMantra 2024-05-19 23:27:41 +08:00 committed by GitHub
parent f79998f626
commit 975f77a3bc
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1 changed files with 2 additions and 4 deletions
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kernel/src/time/timekeeping.rs
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@ -164,10 +164,8 @@ impl Timekeeper {
#[inline] #[inline]
fn do_read_cpu_cycle_ns(&self) -> usize { fn do_read_cpu_cycle_ns(&self) -> usize {
CurrentTimeArch::cycles2ns( let prev = self.last_update_cpu_cycle.load(Ordering::SeqCst);
CurrentTimeArch::get_cycles() CurrentTimeArch::cycles2ns(CurrentTimeArch::get_cycles().wrapping_sub(prev))
.wrapping_sub(self.last_update_cpu_cycle.load(Ordering::SeqCst)),
)
} }
fn mark_update_wall_time_ok(&self) { fn mark_update_wall_time_ok(&self) {