pub unsafe fn irq_guard_exit(__arg0: IrqGuardToken)Expand description
Leaves one nested IRQ guard and restores the outer raw state if needed.
ยงSafety
token must have been returned by irq_guard_enter on this CPU and
must be exited exactly once. IrqGuardToken::NONE is a no-op borrowed
owner. Non-empty tokens may be exited in non-LIFO order.