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Use Ord::clamp to simplify the scheduling priority value

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LI Qing
2024-06-19 14:08:58 +08:00
committed by Tate, Hongliang Tian
parent ef075d15d0
commit 9711d43c84
2 changed files with 5 additions and 19 deletions
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8
kernel/aster-nix/src/syscall/set_get_priority.rs
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@ -12,13 +12,7 @@ use crate::{
pub fn sys_set_priority(which: i32, who: u32, prio: i32) -> Result<SyscallReturn> {
let prio_target = PriorityTarget::new(which, who)?;
let new_nice = {
let norm_prio = if prio > i8::MAX as i32 {
i8::MAX
} else if prio < i8::MIN as i32 {
i8::MIN
} else {
prio as i8
};
let norm_prio = prio.clamp(i8::MIN as i32, i8::MAX as i32) as i8;
Nice::new(norm_prio)
};