tcp: uninline tcp_write_queue_purge()

Since the upcoming rtx rbtree will add some extra code,
it is time to not inline this fat function anymore.

Signed-off-by: Eric Dumazet <edumazet@google.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

diff --git a/include/net/tcp.h b/include/net/tcp.h
index 3b16f35..744559b 100644 (file)
--- a/include/net/tcp.h
+++ b/include/net/tcp.h
@@ -1606,20 +1606,7 @@ static inline void tcp_skb_tsorted_anchor_cleanup(struct sk_buff *skb)
        skb->_skb_refdst = _save;               \
 }
 
-/* write queue abstraction */
-static inline void tcp_write_queue_purge(struct sock *sk)
-{
-       struct sk_buff *skb;
-
-       tcp_chrono_stop(sk, TCP_CHRONO_BUSY);
-       while ((skb = __skb_dequeue(&sk->sk_write_queue)) != NULL) {
-               tcp_skb_tsorted_anchor_cleanup(skb);
-               sk_wmem_free_skb(sk, skb);
-       }
-       INIT_LIST_HEAD(&tcp_sk(sk)->tsorted_sent_queue);
-       sk_mem_reclaim(sk);
-       tcp_clear_all_retrans_hints(tcp_sk(sk));
-}
+void tcp_write_queue_purge(struct sock *sk);
 
 static inline struct sk_buff *tcp_write_queue_head(const struct sock *sk)
 {

diff --git a/net/ipv4/tcp.c b/net/ipv4/tcp.c
index 8cf742f..f8ebae6 100644 (file)
--- a/net/ipv4/tcp.c
+++ b/net/ipv4/tcp.c
@@ -2318,6 +2318,20 @@ static inline bool tcp_need_reset(int state)
                TCPF_FIN_WAIT2 | TCPF_SYN_RECV);
 }
 
+void tcp_write_queue_purge(struct sock *sk)
+{
+       struct sk_buff *skb;
+
+       tcp_chrono_stop(sk, TCP_CHRONO_BUSY);
+       while ((skb = __skb_dequeue(&sk->sk_write_queue)) != NULL) {
+               tcp_skb_tsorted_anchor_cleanup(skb);
+               sk_wmem_free_skb(sk, skb);
+       }
+       INIT_LIST_HEAD(&tcp_sk(sk)->tsorted_sent_queue);
+       sk_mem_reclaim(sk);
+       tcp_clear_all_retrans_hints(tcp_sk(sk));
+}
+
 int tcp_disconnect(struct sock *sk, int flags)
 {
        struct inet_sock *inet = inet_sk(sk);