Enum WaitStrategy 

pub enum WaitStrategy {
    PauseSpin,
    Waitpkg,
}

Wait strategy chosen at runtime per CPUID.

Variants

PauseSpin

std::hint::spin_loop (PAUSE on x86). Universally available fallback.

Waitpkg

UMONITOR + UMWAIT. Available on Intel Tremont / Tiger Lake+ and AMD Zen 5+; detected via CPUID leaf 7 ECX bit 5.

Implementations

impl WaitStrategy

pub fn pick() -> Self

Returns the best wait strategy for this host.

Trait Implementations

impl Clone for WaitStrategy

fn clone(&self) -> WaitStrategy

Returns a duplicate of the value.

fn clone_from(&mut self, source: &Self)

Performs copy-assignment from source.

impl Copy for WaitStrategy

impl Debug for WaitStrategy

fn fmt(&self, f: &mut Formatter<'_>) -> Result

Formats the value using the given formatter.

impl Eq for WaitStrategy

impl PartialEq for WaitStrategy

fn eq(&self, other: &WaitStrategy) -> bool

Equality operator ==.

fn ne(&self, other: &Rhs) -> bool

Inequality operator !=.

impl StructuralPartialEq for WaitStrategy