324 struct sock {  struct
329 	struct sock_common	__sk_common;  argument
364 	socket_lock_t		sk_lock;  argument
372 	 * the per-socket spinlock held and requires low latency  argument
396 		struct socket_wq __rcu	*sk_wq;  argument
400 	struct xfrm_policy __rcu *sk_policy[2];
402 	struct dst_entry	*sk_rx_dst;
403 	struct dst_entry __rcu	*sk_dst_cache;
404 	atomic_t		sk_omem_alloc;
405 	int			sk_sndbuf;
408 	int			sk_wmem_queued;
409 	refcount_t		sk_wmem_alloc;
410 	unsigned long		sk_tsq_flags;
411 	union {
438 	 * changes are protected by socket lock.  argument
456 				sk_kern_sock : 1,  argument
457 				sk_no_check_tx : 1,
458 				sk_no_check_rx : 1,
459 				sk_userlocks : 4,
460 				sk_protocol  : 8,
461 				sk_type      : 16;
463 	u16			sk_gso_max_segs;
464 	u8			sk_pacing_shift;
465 	unsigned long	        sk_lingertime;
466 	struct proto		*sk_prot_creator;
490 	struct socket		*sk_socket;  argument
495 	struct sock_cgroup_data	sk_cgrp_data;  argument
497 	void			(*sk_state_change)(struct sock *sk);  argument
498 	void			(*sk_data_ready)(struct sock *sk);  argument
499 	void			(*sk_write_space)(struct sock *sk);  argument
500 	void			(*sk_error_report)(struct sock *sk);  argument
501 	int			(*sk_backlog_rcv)(struct sock *sk,  argument
504 	struct sk_buff*		(*sk_validate_xmit_skb)(struct sock *sk,  argument
508 	void                    (*sk_destruct)(struct sock *sk);  argument
509 	struct sock_reuseport __rcu	*sk_reuseport_cb;  argument
528  * SK_CAN_REUSE and SK_NO_REUSE on a socket mean that the socket is OK  argument
1799 static inline void sk_set_socket(struct sock *sk, struct socket *sock)  in sk_set_socket()
2104 static inline void sock_poll_wait(struct file *filp, struct socket *sock,  in sock_poll_wait()