Struct RawSpinLockWithoutGuard 

pub struct RawSpinLockWithoutGuard {
    locked: AtomicBool,
    saved_intr_flags: AtomicUsize,
}

自旋锁结构体，不返回 Guard，集成了中断状态保存与恢复功能。

Fields

locked: AtomicBool

saved_intr_flags: AtomicUsize

Implementations

impl RawSpinLockWithoutGuard

pub const fn new() -> Self

创建一个新的 RawSpinLockWithoutGuard 实例。

Trait Implementations

impl RawMutex for RawSpinLockWithoutGuard

fn lock(&self)

获取锁，禁用中断并保存状态。

fn try_lock(&self) -> bool

尝试获取锁，成功则禁用中断并保存状态。

unsafe fn unlock(&self)

释放锁，恢复之前的中断状态。

const INIT: Self

Initial value for an unlocked mutex.

type GuardMarker = GuardNoSend

Marker type which determines whether a lock guard should be Send. Use one of the GuardSend or GuardNoSend helper types here.

fn is_locked(&self) -> bool

Checks whether the mutex is currently locked.

impl Send for RawSpinLockWithoutGuard

impl Sync for RawSpinLockWithoutGuard