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[ICSK]: Introduce reqsk_queue_prune from code in tcp_synack_timer

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With this we're very close to getting all of the current TCP
refactorings in my dccp-2.6 tree merged, next changeset will export
some functions needed by the current DCCP code and then dccp-2.6.git
will be born!

Signed-off-by: Arnaldo Carvalho de Melo <acme@ghostprotocols.net>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Arnaldo Carvalho de Melo
2005-08-09 20:11:56 -07:00
committed by David S. Miller
parent 0a5578cf8e
commit 295f7324ff
10 changed files with 67 additions and 37 deletions
Download Patch File Download Diff File Expand all files Collapse all files

2
include/net/inet_connection_sock.h
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@ -239,4 +239,6 @@ static inline void inet_csk_reqsk_queue_drop(struct sock *sk,
reqsk_free(req);
}
extern void inet_csk_listen_stop(struct sock *sk);
#endif /* _INET_CONNECTION_SOCK_H */

7
include/net/request_sock.h
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@ -97,6 +97,7 @@ struct listen_sock {
*
* @rskq_accept_head - FIFO head of established children
* @rskq_accept_tail - FIFO tail of established children
* @rskq_defer_accept - User waits for some data after accept()
* @syn_wait_lock - serializer
*
* %syn_wait_lock is necessary only to avoid proc interface having to grab the main
@ -112,6 +113,8 @@ struct request_sock_queue {
struct request_sock *rskq_accept_head;
struct request_sock *rskq_accept_tail;
rwlock_t syn_wait_lock;
u8 rskq_defer_accept;
/* 3 bytes hole, try to pack */
struct listen_sock *listen_opt;
};
@ -255,4 +258,8 @@ static inline void reqsk_queue_hash_req(struct request_sock_queue *queue,
write_unlock(&queue->syn_wait_lock);
}
extern void reqsk_queue_prune(struct request_sock_queue *queue, struct sock *parent,
const unsigned long interval, const unsigned long timeout,
const unsigned long max_rto, int max_retries);
#endif /* _REQUEST_SOCK_H */

3
include/net/tcp.h
View File

@ -423,7 +423,8 @@ extern int tcp_recvmsg(struct kiocb *iocb, struct sock *sk,
size_t len, int nonblock,
int flags, int *addr_len);
extern int tcp_listen_start(struct sock *sk);
extern int inet_csk_listen_start(struct sock *sk,
const int nr_table_entries);
extern void tcp_parse_options(struct sk_buff *skb,
struct tcp_options_received *opt_rx,