diff options
| author | Linus Torvalds <torvalds@linux-foundation.org> | 2010-05-28 10:18:40 -0700 |
|---|---|---|
| committer | Linus Torvalds <torvalds@linux-foundation.org> | 2010-05-28 10:18:40 -0700 |
| commit | 72da3bc0cb3e82bd95f278a0c5c988e506e56d13 (patch) | |
| tree | db4bf9f9265be3216dfb3d65b49e53d8448e13e2 /net/ipv4/udp.c | |
| parent | 8507bb0062bff1431bbcce921efe5cd1186fcff2 (diff) | |
| parent | 045de01a174d9f0734f657eb4b3313d89b4fd5ad (diff) | |
Merge git://git.kernel.org/pub/scm/linux/kernel/git/davem/net-2.6
* git://git.kernel.org/pub/scm/linux/kernel/git/davem/net-2.6: (22 commits)
netlink: bug fix: wrong size was calculated for vfinfo list blob
netlink: bug fix: don't overrun skbs on vf_port dump
xt_tee: use skb_dst_drop()
netdev/fec: fix ifconfig eth0 down hang issue
cnic: Fix context memory init. on 5709.
drivers/net: Eliminate a NULL pointer dereference
drivers/net/hamradio: Eliminate a NULL pointer dereference
be2net: Patch removes redundant while statement in loop.
ipv6: Add GSO support on forwarding path
net: fix __neigh_event_send()
vhost: fix the memory leak which will happen when memory_access_ok fails
vhost-net: fix to check the return value of copy_to/from_user() correctly
vhost: fix to check the return value of copy_to/from_user() correctly
vhost: Fix host panic if ioctl called with wrong index
net: fix lock_sock_bh/unlock_sock_bh
net/iucv: Add missing spin_unlock
net: ll_temac: fix checksum offload logic
net: ll_temac: fix interrupt bug when interrupt 0 is used
sctp: dubious bitfields in sctp_transport
ipmr: off by one in __ipmr_fill_mroute()
...
Diffstat (limited to 'net/ipv4/udp.c')
| -rw-r--r-- | net/ipv4/udp.c | 14 |
1 files changed, 8 insertions, 6 deletions
diff --git a/net/ipv4/udp.c b/net/ipv4/udp.c index baeec29fe0f1..58585748bdac 100644 --- 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); } /* |