Struct DequeHeader

Source

#[repr(C, align(64))]pub struct DequeHeader {
    pub magic: u64,
    pub capacity: u64,
    pub slot_bytes: u32,
    pub _reserved_a: u32,
    pub owner_pid: u64,
    pub top: AtomicI64,
    pub bottom: AtomicI64,
    pub epoch: AtomicU64,
    pub _reserved_b: [u8; 8],
}

Expand description

File header. 64-byte aligned, fits in one cache line so the owner’s bottom updates and a thief’s top CAS land on the same cache-line coherence path.

Fields§

§magic: u64§capacity: u64§slot_bytes: u32§_reserved_a: u32§owner_pid: u64§top: AtomicI64§bottom: AtomicI64§epoch: AtomicU64§_reserved_b: [u8; 8]

Auto Trait Implementations§

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DequeHeader

Struct DequeHeader Copy item path

Fields§

Auto Trait Implementations§

impl !Freeze for DequeHeader

impl RefUnwindSafe for DequeHeader

impl Send for DequeHeader

impl Sync for DequeHeader

impl Unpin for DequeHeader

impl UnsafeUnpin for DequeHeader

impl UnwindSafe for DequeHeader

Blanket Implementations§

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

fn type_id(&self) -> TypeId

impl<T> Borrow<T> for Twhere T: ?Sized,

fn borrow(&self) -> &T

impl<T> BorrowMut<T> for Twhere T: ?Sized,

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

impl<T> From<T> for T

fn from(t: T) -> T

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

fn into(self) -> U

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

type Error = Infallible

fn try_from(value: U) -> Result<T, <T as TryFrom<U>>::Error>

impl<T, U> TryInto<U> for Twhere U: TryFrom<T>,

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

fn try_into(self) -> Result<U, <U as TryFrom<T>>::Error>

Struct DequeHeader

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

impl<T> Borrow<T> for T
where T: ?Sized,

impl<T> BorrowMut<T> for T
where T: ?Sized,

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

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

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