[ICSK]: Introduce reqsk_queue_prune from code in tcp_synack_timer
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>
diff --git a/include/net/request_sock.h b/include/net/request_sock.h
index b7c7eec..447d287 100644
--- a/include/net/request_sock.h
+++ b/include/net/request_sock.h
@@ -97,6 +97,7 @@
*
* @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 *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 @@
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 */