diff options
Diffstat (limited to '')
| -rw-r--r-- | net/ipv4/tcp.c | 11 |
1 files changed, 6 insertions, 5 deletions
diff --git a/net/ipv4/tcp.c b/net/ipv4/tcp.c index a0a66321c0ee..f8fa1686f7f3 100644 --- a/net/ipv4/tcp.c +++ b/net/ipv4/tcp.c @@ -1162,7 +1162,7 @@ int tcp_sendmsg_locked(struct sock *sk, struct msghdr *msg, size_t size) struct sockcm_cookie sockc; int flags, err, copied = 0; int mss_now = 0, size_goal, copied_syn = 0; - bool process_backlog = false; + int process_backlog = 0; bool zc = false; long timeo; @@ -1254,9 +1254,10 @@ new_segment: if (!sk_stream_memory_free(sk)) goto wait_for_sndbuf; - if (process_backlog && sk_flush_backlog(sk)) { - process_backlog = false; - goto restart; + if (unlikely(process_backlog >= 16)) { + process_backlog = 0; + if (sk_flush_backlog(sk)) + goto restart; } first_skb = tcp_rtx_and_write_queues_empty(sk); skb = sk_stream_alloc_skb(sk, 0, sk->sk_allocation, @@ -1264,7 +1265,7 @@ new_segment: if (!skb) goto wait_for_memory; - process_backlog = true; + process_backlog++; skb->ip_summed = CHECKSUM_PARTIAL; skb_entail(sk, skb); |