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authorEric Dumazet <edumazet@google.com>2019-10-24 08:44:50 +0300
committerDavid S. Miller <davem@davemloft.net>2019-10-28 23:33:41 +0300
commit3ef7cf57c72f32f61e97f8fa401bc39ea1f1a5d4 (patch)
tree7f962942a142ed611e6c063171ef0092f8af8fd8 /net/tipc
parent137a0dbe3426fd7bcfe3f8117b36a87b3590e4eb (diff)
downloadlinux-3ef7cf57c72f32f61e97f8fa401bc39ea1f1a5d4.tar.xz
net: use skb_queue_empty_lockless() in poll() handlers
Many poll() handlers are lockless. Using skb_queue_empty_lockless() instead of skb_queue_empty() is more appropriate. Signed-off-by: Eric Dumazet <edumazet@google.com> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'net/tipc')
-rw-r--r--net/tipc/socket.c4
1 files changed, 2 insertions, 2 deletions
diff --git a/net/tipc/socket.c b/net/tipc/socket.c
index f8bbc4aab213..4b92b196cfa6 100644
--- a/net/tipc/socket.c
+++ b/net/tipc/socket.c
@@ -740,7 +740,7 @@ static __poll_t tipc_poll(struct file *file, struct socket *sock,
/* fall through */
case TIPC_LISTEN:
case TIPC_CONNECTING:
- if (!skb_queue_empty(&sk->sk_receive_queue))
+ if (!skb_queue_empty_lockless(&sk->sk_receive_queue))
revents |= EPOLLIN | EPOLLRDNORM;
break;
case TIPC_OPEN:
@@ -748,7 +748,7 @@ static __poll_t tipc_poll(struct file *file, struct socket *sock,
revents |= EPOLLOUT;
if (!tipc_sk_type_connectionless(sk))
break;
- if (skb_queue_empty(&sk->sk_receive_queue))
+ if (skb_queue_empty_lockless(&sk->sk_receive_queue))
break;
revents |= EPOLLIN | EPOLLRDNORM;
break;