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UPIntrFreeCell

tg_sync

Struct UPIntrFreeCell 

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pub struct UPIntrFreeCell<T> { /* private fields */ }
Expand description

带中断屏蔽的内部可变性容器。

在访问内部数据时自动禁用中断，保证单处理器环境下的数据安全。

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impl<T> UPIntrFreeCell<T>

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pub unsafe fn new(value: T) -> Self

创建一个新的 UPIntrFreeCell。

§Safety

调用者必须确保此类型仅在单处理器环境下使用。

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pub fn exclusive_access(&self) -> UPIntrRefMut<'_, T>

Panic if the data has been borrowed.

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pub fn exclusive_session<F, V>(&self, f: F) -> V
where F: FnOnce(&mut T) -> V,

exclusive_session

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Auto Trait Implementations§

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impl<T> !Freeze for UPIntrFreeCell<T>

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impl<T> !RefUnwindSafe for UPIntrFreeCell<T>

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impl<T> Send for UPIntrFreeCell<T>
where T: Send,

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impl<T> Unpin for UPIntrFreeCell<T>
where T: Unpin,

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impl<T> UnsafeUnpin for UPIntrFreeCell<T>
where T: UnsafeUnpin,

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impl<T> UnwindSafe for UPIntrFreeCell<T>
where T: UnwindSafe,

Blanket Implementations§

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impl<T> Any for T
where T: 'static + ?Sized,

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fn type_id(&self) -> TypeId

Gets the TypeId of self. Read more
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impl<T> Borrow<T> for T
where T: ?Sized,

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fn borrow(&self) -> &T

Immutably borrows from an owned value. Read more
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impl<T> BorrowMut<T> for T
where T: ?Sized,

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fn borrow_mut(&mut self) -> &mut T

Mutably borrows from an owned value. Read more
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impl<T> From<T> for T

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fn from(t: T) -> T

Returns the argument unchanged.

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impl<T, U> Into<U> for T
where U: From<T>,

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fn into(self) -> U

Calls U::from(self).

That is, this conversion is whatever the implementation of From<T> for U chooses to do.

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impl<T, U> TryFrom<U> for T
where U: Into<T>,

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type Error = Infallible

The type returned in the event of a conversion error.
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fn try_from(value: U) -> Result<T, <T as TryFrom<U>>::Error>

Performs the conversion.
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impl<T, U> TryInto<U> for T
where U: TryFrom<T>,

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type Error = <U as TryFrom<T>>::Error

The type returned in the event of a conversion error.
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fn try_into(self) -> Result<U, <U as TryFrom<T>>::Error>

Performs the conversion.