402 	socket_lock_t		sk_lock;  member
1700 	sk->sk_lock.owned = 0;						\
1701 	init_waitqueue_head(&sk->sk_lock.wq);				\
1702 	spin_lock_init(&(sk)->sk_lock.slock);				\
1703 	debug_check_no_locks_freed((void *)&(sk)->sk_lock,		\
1704 			sizeof((sk)->sk_lock));				\
1705 	lockdep_set_class_and_name(&(sk)->sk_lock.slock,		\
1707 	lockdep_init_map(&(sk)->sk_lock.dep_map, (name), (key), 0);	\
1712 	return lockdep_is_held(&sk->sk_lock) ||  in lockdep_sock_is_held()
1713 	       lockdep_is_held(&sk->sk_lock.slock);  in lockdep_sock_is_held()
1728 #define bh_lock_sock(__sk)	spin_lock(&((__sk)->sk_lock.slock))
1730 				spin_lock_nested(&((__sk)->sk_lock.slock), \
1732 #define bh_unlock_sock(__sk)	spin_unlock(&((__sk)->sk_lock.slock))
1734 bool __lock_sock_fast(struct sock *sk) __acquires(&sk->sk_lock.slock);
1752 	mutex_acquire(&sk->sk_lock.dep_map, 0, 0, _RET_IP_);  in lock_sock_fast()
1760 	mutex_acquire(&sk->sk_lock.dep_map, SINGLE_DEPTH_NESTING, 0, _RET_IP_);  in lock_sock_fast_nested()
1774 	__releases(&sk->sk_lock.slock)  in unlock_sock_fast()
1778 		__release(&sk->sk_lock.slock);  in unlock_sock_fast()
1780 		mutex_release(&sk->sk_lock.dep_map, _RET_IP_);  in unlock_sock_fast()
1781 		spin_unlock_bh(&sk->sk_lock.slock);  in unlock_sock_fast()
1814 	return sk->sk_lock.owned;  in sock_owned_by_user()
1819 	return sk->sk_lock.owned;  in sock_owned_by_user_nocheck()
1825 		sk->sk_lock.owned = 0;  in sock_release_ownership()
1828 		mutex_release(&sk->sk_lock.dep_map, _RET_IP_);  in sock_release_ownership()
1838 		!spin_is_locked(&sk->sk_lock.slock);  in sock_allow_reclassification()