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authorEric Dumazet <eric.dumazet@gmail.com>2010-09-06 11:13:50 +0000
committerDavid S. Miller <davem@davemloft.net>2010-09-06 18:48:45 -0700
commitdb40980fcdb560d7992b0511df16cdd3f7e381f3 (patch)
tree337b5c41bd55915a4b894ea6fe09a865e7dcb0e4 /net/unix
parentd61702f1273b71c2809365a7806d7fe84fd77f15 (diff)
downloadlinux-db40980fcdb560d7992b0511df16cdd3f7e381f3.tar.bz2
net: poll() optimizations
No need to test twice sk->sk_shutdown & RCV_SHUTDOWN Signed-off-by: Eric Dumazet <eric.dumazet@gmail.com> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'net/unix')
-rw-r--r--net/unix/af_unix.c5
1 files changed, 2 insertions, 3 deletions
diff --git a/net/unix/af_unix.c b/net/unix/af_unix.c
index 4414a18c63b4..9077b4ea00c5 100644
--- a/net/unix/af_unix.c
+++ b/net/unix/af_unix.c
@@ -2024,11 +2024,10 @@ static unsigned int unix_poll(struct file *file, struct socket *sock, poll_table
if (sk->sk_shutdown == SHUTDOWN_MASK)
mask |= POLLHUP;
if (sk->sk_shutdown & RCV_SHUTDOWN)
- mask |= POLLRDHUP;
+ mask |= POLLRDHUP | POLLIN | POLLRDNORM;
/* readable? */
- if (!skb_queue_empty(&sk->sk_receive_queue) ||
- (sk->sk_shutdown & RCV_SHUTDOWN))
+ if (!skb_queue_empty(&sk->sk_receive_queue))
mask |= POLLIN | POLLRDNORM;
/* Connection-based need to check for termination and startup */