Merge git://git.kernel.org/pub/scm/linux/kernel/git/davem/net-2.6

[karo-tx-linux.git] / net / ipv4 / udp.c

diff --git a/net/ipv4/udp.c b/net/ipv4/udp.c
index baeec29fe0f1f6797967fbb08089d647f308773c..58585748bdac7cc7be011c090409e37f492573a4 100644 (file)
--- a/net/ipv4/udp.c
+++ b/net/ipv4/udp.c
@@ -1063,10 +1063,11 @@ static unsigned int first_packet_length(struct sock *sk)
        spin_unlock_bh(&rcvq->lock);
 
        if (!skb_queue_empty(&list_kill)) {
-               lock_sock_bh(sk);
+               bool slow = lock_sock_fast(sk);
+
                __skb_queue_purge(&list_kill);
                sk_mem_reclaim_partial(sk);
-               unlock_sock_bh(sk);
+               unlock_sock_fast(sk, slow);
        }
        return res;
 }
@@ -1123,6 +1124,7 @@ int udp_recvmsg(struct kiocb *iocb, struct sock *sk, struct msghdr *msg,
        int peeked;
        int err;
        int is_udplite = IS_UDPLITE(sk);
+       bool slow;
 
        /*
         *      Check any passed addresses
@@ -1197,10 +1199,10 @@ out:
        return err;
 
 csum_copy_err:
-       lock_sock_bh(sk);
+       slow = lock_sock_fast(sk);
        if (!skb_kill_datagram(sk, skb, flags))
                UDP_INC_STATS_USER(sock_net(sk), UDP_MIB_INERRORS, is_udplite);
-       unlock_sock_bh(sk);
+       unlock_sock_fast(sk, slow);
 
        if (noblock)
                return -EAGAIN;
@@ -1625,9 +1627,9 @@ int udp_rcv(struct sk_buff *skb)
 
 void udp_destroy_sock(struct sock *sk)
 {
-       lock_sock_bh(sk);
+       bool slow = lock_sock_fast(sk);
        udp_flush_pending_frames(sk);
-       unlock_sock_bh(sk);
+       unlock_sock_fast(sk, slow);
 }
 
 /*