Now that we no longer use the partial shutdown code when closing the
socket, we no longer need to worry about the TCP linger2 state.
Signed-off-by: Trond Myklebust <trond.myklebust@xxxxxxxxxxxxxxx>
---
net/sunrpc/xprtsock.c | 35 -----------------------------------
1 file changed, 35 deletions(-)
diff --git a/net/sunrpc/xprtsock.c b/net/sunrpc/xprtsock.c
index b5dfb4f14ef9..ca45f1c1c36d 100644
--- a/net/sunrpc/xprtsock.c
+++ b/net/sunrpc/xprtsock.c
@@ -1399,37 +1399,6 @@ out:
read_unlock_bh(&sk->sk_callback_lock);
}
-/*
- * Do the equivalent of linger/linger2 handling for dealing with
- * broken servers that don't close the socket in a timely
- * fashion
- */
-static void xs_tcp_schedule_linger_timeout(struct rpc_xprt *xprt,
- unsigned long timeout)
-{
- struct sock_xprt *transport;
-
- if (xprt_test_and_set_connecting(xprt))
- return;
- set_bit(XPRT_CONNECTION_ABORT, &xprt->state);
- transport = container_of(xprt, struct sock_xprt, xprt);
- queue_delayed_work(rpciod_workqueue, &transport->connect_worker,
- timeout);
-}
-
-static void xs_tcp_cancel_linger_timeout(struct rpc_xprt *xprt)
-{
- struct sock_xprt *transport;
-
- transport = container_of(xprt, struct sock_xprt, xprt);
-
- if (!test_bit(XPRT_CONNECTION_ABORT, &xprt->state) ||
- !cancel_delayed_work(&transport->connect_worker))
- return;
- clear_bit(XPRT_CONNECTION_ABORT, &xprt->state);
- xprt_clear_connecting(xprt);
-}
-
static void xs_sock_mark_closed(struct rpc_xprt *xprt)
{
xs_sock_reset_connection_flags(xprt);
@@ -1485,7 +1454,6 @@ static void xs_tcp_state_change(struct sock *sk)
clear_bit(XPRT_CONNECTED, &xprt->state);
clear_bit(XPRT_CLOSE_WAIT, &xprt->state);
smp_mb__after_atomic();
- xs_tcp_schedule_linger_timeout(xprt, xs_tcp_fin_timeout);
break;
case TCP_CLOSE_WAIT:
/* The server initiated a shutdown of the socket */
@@ -1502,13 +1470,11 @@ static void xs_tcp_state_change(struct sock *sk)
break;
case TCP_LAST_ACK:
set_bit(XPRT_CLOSING, &xprt->state);
- xs_tcp_schedule_linger_timeout(xprt, xs_tcp_fin_timeout);
smp_mb__before_atomic();
clear_bit(XPRT_CONNECTED, &xprt->state);
smp_mb__after_atomic();
break;
case TCP_CLOSE:
- xs_tcp_cancel_linger_timeout(xprt);
xs_sock_mark_closed(xprt);
}
out:
@@ -2106,7 +2072,6 @@ static int xs_tcp_finish_connecting(struct rpc_xprt *xprt, struct socket *sock)
/* socket options */
sock_reset_flag(sk, SOCK_LINGER);
- tcp_sk(sk)->linger2 = 0;
tcp_sk(sk)->nonagle |= TCP_NAGLE_OFF;
xprt_clear_connected(xprt);
--
2.1.0
--
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