tcp_out_of_resources() and tcp_close() perform the
same checking of number of orphan sockets. Move this
code into common place.
Signed-off-by: Pavel Emelianov <xemul@openvz.org>
Signed-off-by: David S. Miller <davem@davemloft.net>
return seq3 - seq2 >= seq1 - seq2;
}
+static inline int tcp_too_many_orphans(struct sock *sk, int num)
+{
+ return (num > sysctl_tcp_max_orphans) ||
+ (sk->sk_wmem_queued > SOCK_MIN_SNDBUF &&
+ atomic_read(&tcp_memory_allocated) > sysctl_tcp_mem[2]);
+}
extern struct proto tcp_prot;
}
if (sk->sk_state != TCP_CLOSE) {
sk_stream_mem_reclaim(sk);
- if (atomic_read(sk->sk_prot->orphan_count) > sysctl_tcp_max_orphans ||
- (sk->sk_wmem_queued > SOCK_MIN_SNDBUF &&
- atomic_read(&tcp_memory_allocated) > sysctl_tcp_mem[2])) {
+ if (tcp_too_many_orphans(sk,
+ atomic_read(sk->sk_prot->orphan_count))) {
if (net_ratelimit())
printk(KERN_INFO "TCP: too many of orphaned "
"sockets\n");
if (sk->sk_err_soft)
orphans <<= 1;
- if (orphans >= sysctl_tcp_max_orphans ||
- (sk->sk_wmem_queued > SOCK_MIN_SNDBUF &&
- atomic_read(&tcp_memory_allocated) > sysctl_tcp_mem[2])) {
+ if (tcp_too_many_orphans(sk, orphans)) {
if (net_ratelimit())
printk(KERN_INFO "Out of socket memory\n");