CommonPatterns

preemptive_threads::perf::fast_paths

Struct CommonPatterns 

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pub struct CommonPatterns;
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Fast path optimizations for common patterns.

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impl CommonPatterns

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pub fn optimized_spin_wait<F>(condition: F, max_spins: u32) -> bool
where F: FnMut() -> bool,

Optimized spin-wait with exponential backoff.

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pub fn fast_double_checked_lock<T, F>( flag: &AtomicUsize, initializer: F, ) -> bool
where F: FnOnce() -> T,

Fast double-checked locking pattern.

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pub fn bounded_cas_loop<T, F>( atomic: &AtomicUsize, updater: F, max_retries: u32, ) -> Result<usize, usize>
where F: FnMut(usize) -> usize,

Fast compare-and-swap loop with bounded retries.

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