__mp_acquire_count
void __mp_acquire_count(struct __mp_lock *, int);
__mp_acquire_count(&kernel_lock, hold_count);
__mp_acquire_count(&kernel_lock, hold_count);
__mp_acquire_count(&kernel_lock, hold_count);
__mp_acquire_count(&kernel_lock, hold_count);
void __mp_acquire_count(struct __mp_lock *, int);