28 	lock->owner = SPINLOCK_OWNER_INIT;  in __raw_spin_lock_init()
47 	lock->owner = SPINLOCK_OWNER_INIT;  in __rwlock_init()
56 	struct task_struct *owner = READ_ONCE(lock->owner);  in spin_dump()  local
58 	if (owner == SPINLOCK_OWNER_INIT)  in spin_dump()
59 		owner = NULL;  in spin_dump()
66 		owner ? owner->comm : "<none>",  in spin_dump()
67 		owner ? task_pid_nr(owner) : -1,  in spin_dump()
86 	SPIN_BUG_ON(READ_ONCE(lock->owner) == current, lock, "recursion");  in debug_spin_lock_before()
94 	WRITE_ONCE(lock->owner, current);  in debug_spin_lock_after()
101 	SPIN_BUG_ON(lock->owner != current, lock, "wrong owner");  in debug_spin_unlock()
104 	WRITE_ONCE(lock->owner, SPINLOCK_OWNER_INIT);  in debug_spin_unlock()
186 	RWLOCK_BUG_ON(lock->owner == current, lock, "recursion");  in debug_write_lock_before()
194 	WRITE_ONCE(lock->owner, current);  in debug_write_lock_after()
200 	RWLOCK_BUG_ON(lock->owner != current, lock, "wrong owner");  in debug_write_unlock()
203 	WRITE_ONCE(lock->owner, SPINLOCK_OWNER_INIT);  in debug_write_unlock()