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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>
This commit is contained in:
Eric Dumazet 2017-10-05 22:21:22 -07:00 committed by David S. Miller
parent 18a4c0eab2
commit ac3f09ba3e
2 changed files with 15 additions and 14 deletions
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15
include/net/tcp.h
View File

@ -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)
{

14
net/ipv4/tcp.c
View File

@ -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);