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authorAndré Fabian Silva Delgado <emulatorman@parabola.nu>2015-10-08 08:28:26 -0300
committerAndré Fabian Silva Delgado <emulatorman@parabola.nu>2015-10-08 08:28:26 -0300
commitf19866e5cb04f8f007cb422132ea4611cdacc8e3 (patch)
treeee8d9b12a8ec6335ed76b3c58ba0f3e1fea7616e /net/sunrpc/xprtsock.c
parenta700f2d8e79ff80041078f160fe1edccf89b0c66 (diff)
Linux-libre 4.2.3-gnupck-4.2.3-gnu
Diffstat (limited to 'net/sunrpc/xprtsock.c')
-rw-r--r--net/sunrpc/xprtsock.c21
1 files changed, 14 insertions, 7 deletions
diff --git a/net/sunrpc/xprtsock.c b/net/sunrpc/xprtsock.c
index 003037632..8a39b1e48 100644
--- a/net/sunrpc/xprtsock.c
+++ b/net/sunrpc/xprtsock.c
@@ -829,6 +829,7 @@ static void xs_reset_transport(struct sock_xprt *transport)
sk->sk_user_data = NULL;
xs_restore_old_callbacks(transport, sk);
+ xprt_clear_connected(xprt);
write_unlock_bh(&sk->sk_callback_lock);
xs_sock_reset_connection_flags(xprt);
@@ -1432,6 +1433,7 @@ out:
static void xs_tcp_state_change(struct sock *sk)
{
struct rpc_xprt *xprt;
+ struct sock_xprt *transport;
read_lock_bh(&sk->sk_callback_lock);
if (!(xprt = xprt_from_sock(sk)))
@@ -1443,13 +1445,12 @@ static void xs_tcp_state_change(struct sock *sk)
sock_flag(sk, SOCK_ZAPPED),
sk->sk_shutdown);
+ transport = container_of(xprt, struct sock_xprt, xprt);
trace_rpc_socket_state_change(xprt, sk->sk_socket);
switch (sk->sk_state) {
case TCP_ESTABLISHED:
spin_lock(&xprt->transport_lock);
if (!xprt_test_and_set_connected(xprt)) {
- struct sock_xprt *transport = container_of(xprt,
- struct sock_xprt, xprt);
/* Reset TCP record info */
transport->tcp_offset = 0;
@@ -1458,6 +1459,8 @@ static void xs_tcp_state_change(struct sock *sk)
transport->tcp_flags =
TCP_RCV_COPY_FRAGHDR | TCP_RCV_COPY_XID;
xprt->connect_cookie++;
+ clear_bit(XPRT_SOCK_CONNECTING, &transport->sock_state);
+ xprt_clear_connecting(xprt);
xprt_wake_pending_tasks(xprt, -EAGAIN);
}
@@ -1493,6 +1496,9 @@ static void xs_tcp_state_change(struct sock *sk)
smp_mb__after_atomic();
break;
case TCP_CLOSE:
+ if (test_and_clear_bit(XPRT_SOCK_CONNECTING,
+ &transport->sock_state))
+ xprt_clear_connecting(xprt);
xs_sock_mark_closed(xprt);
}
out:
@@ -2176,6 +2182,7 @@ static int xs_tcp_finish_connecting(struct rpc_xprt *xprt, struct socket *sock)
/* Tell the socket layer to start connecting... */
xprt->stat.connect_count++;
xprt->stat.connect_start = jiffies;
+ set_bit(XPRT_SOCK_CONNECTING, &transport->sock_state);
ret = kernel_connect(sock, xs_addr(xprt), xprt->addrlen, O_NONBLOCK);
switch (ret) {
case 0:
@@ -2237,7 +2244,6 @@ static void xs_tcp_setup_socket(struct work_struct *work)
case -EINPROGRESS:
case -EALREADY:
xprt_unlock_connect(xprt, transport);
- xprt_clear_connecting(xprt);
return;
case -EINVAL:
/* Happens, for instance, if the user specified a link
@@ -2279,13 +2285,14 @@ static void xs_connect(struct rpc_xprt *xprt, struct rpc_task *task)
WARN_ON_ONCE(!xprt_lock_connect(xprt, task, transport));
- /* Start by resetting any existing state */
- xs_reset_transport(transport);
-
- if (transport->sock != NULL && !RPC_IS_SOFTCONN(task)) {
+ if (transport->sock != NULL) {
dprintk("RPC: xs_connect delayed xprt %p for %lu "
"seconds\n",
xprt, xprt->reestablish_timeout / HZ);
+
+ /* Start by resetting any existing state */
+ xs_reset_transport(transport);
+
queue_delayed_work(rpciod_workqueue,
&transport->connect_worker,
xprt->reestablish_timeout);