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authorEric Dumazet <edumazet@google.com>2017-10-05 22:21:22 -0700
committerDavid S. Miller <davem@davemloft.net>2017-10-07 00:28:53 +0100
commitac3f09ba3e496bd7cc780ead05b1d1bb5f33aedb (patch)
tree8018874a297838e64f76df8b33a40dc1aeb923e0 /net/ipv4/tcp.c
parent18a4c0eab2623cc95be98a1e6af1ad18e7695977 (diff)
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>
Diffstat (limited to 'net/ipv4/tcp.c')
-rw-r--r--net/ipv4/tcp.c14
1 files changed, 14 insertions, 0 deletions
diff --git a/net/ipv4/tcp.c b/net/ipv4/tcp.c
index 8cf742fd4f99..f8ebae62f834 100644
--- 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);