66 typedef struct _usem Lock;  typedef
67 __inline static void unlock(Lock *l) {  in unlock()
73 __inline static void lock(Lock *l) {  in lock()
83 static Lock locks[SPINLOCK_COUNT] = {[0 ... SPINLOCK_COUNT - 1] = {0, 1, 0}};
87 typedef OSSpinLock Lock;  typedef
88 __inline static void unlock(Lock *l) { OSSpinLockUnlock(l); }  in unlock()
91 __inline static void lock(Lock *l) { OSSpinLockLock(l); }  in lock()
92 static Lock locks[SPINLOCK_COUNT]; // initialized to OS_SPINLOCK_INIT which is 0
97 typedef _Atomic(uintptr_t) Lock;  typedef
99 __inline static void unlock(Lock *l) {  in unlock()
104 __inline static void lock(Lock *l) {  in lock()
111 static Lock locks[SPINLOCK_COUNT];
115 static __inline Lock *lock_for_pointer(void *ptr) {  in lock_for_pointer()
184   Lock *l = lock_for_pointer(src);  in __atomic_load_c()
198   Lock *l = lock_for_pointer(dest);  in __atomic_store_c()
217   Lock *l = lock_for_pointer(ptr);  in __atomic_compare_exchange_c()
238   Lock *l = lock_for_pointer(ptr);  in __atomic_exchange_c()
268     Lock *l = lock_for_pointer(src);                                           \
283     Lock *l = lock_for_pointer(dest);                                          \
296     Lock *l = lock_for_pointer(dest);                                          \
312     Lock *l = lock_for_pointer(ptr);                                           \
333     Lock *l = lock_for_pointer(ptr);                                           \
345     Lock *l = lock_for_pointer(ptr);                                           \