Module sync 

Syncing datatypes like IrqMutex

Authors: MarioS271

Modules

irq_mutex 🔒

Interrupt-aware spinlock (IrqMutex).

niche_cell 🔒

NicheCell datatype; a wrapper around UnsafeCell<Option<T>> which is designed to take advantage of niche optimization

unchecked_cell 🔒

UncheckedCell datatype; a convenience wrapper around UnsafeCell<MaybeUninit<T>>