diff options
Diffstat (limited to 'net/core/sock.c')
| -rw-r--r-- | net/core/sock.c | 15 |
1 files changed, 9 insertions, 6 deletions
diff --git a/net/core/sock.c b/net/core/sock.c index e21348ead7e7..bdeea7cc134d 100644 --- a/net/core/sock.c +++ b/net/core/sock.c @@ -3162,23 +3162,27 @@ void __release_sock(struct sock *sk) __acquires(&sk->sk_lock.slock) { struct sk_buff *skb, *next; + int nb = 0; while ((skb = sk->sk_backlog.head) != NULL) { sk->sk_backlog.head = sk->sk_backlog.tail = NULL; spin_unlock_bh(&sk->sk_lock.slock); - do { + while (1) { next = skb->next; prefetch(next); DEBUG_NET_WARN_ON_ONCE(skb_dst_is_noref(skb)); skb_mark_not_on_list(skb); sk_backlog_rcv(sk, skb); - cond_resched(); - skb = next; - } while (skb != NULL); + if (!skb) + break; + + if (!(++nb & 15)) + cond_resched(); + } spin_lock_bh(&sk->sk_lock.slock); } @@ -3336,8 +3340,7 @@ suppress_allocation: } } - if (kind == SK_MEM_SEND || (kind == SK_MEM_RECV && charged)) - trace_sock_exceed_buf_limit(sk, prot, allocated, kind); + trace_sock_exceed_buf_limit(sk, prot, allocated, kind); sk_memory_allocated_sub(sk, amt); |