From be677730a0ccb6bedced6f65f2ba8f57a3c607ba Mon Sep 17 00:00:00 2001 From: =?UTF-8?q?R=C3=A9mi=20Denis-Courmont?= Date: Wed, 17 Dec 2008 15:48:31 -0800 Subject: Phonet: use atomic for packet TX window MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit GPRS TX flow control won't need to lock the underlying socket anymore. Signed-off-by: Rémi Denis-Courmont Signed-off-by: David S. Miller --- net/phonet/socket.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) (limited to 'net/phonet/socket.c') diff --git a/net/phonet/socket.c b/net/phonet/socket.c index c75aa5cdead5..ada2a35bf7a2 100644 --- a/net/phonet/socket.c +++ b/net/phonet/socket.c @@ -227,7 +227,7 @@ static unsigned int pn_socket_poll(struct file *file, struct socket *sock, if (!mask && sk->sk_state == TCP_CLOSE_WAIT) return POLLHUP; - if (sk->sk_state == TCP_ESTABLISHED && pn->tx_credits) + if (sk->sk_state == TCP_ESTABLISHED && atomic_read(&pn->tx_credits)) mask |= POLLOUT | POLLWRNORM | POLLWRBAND; return mask; -- cgit v1.2.1