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-rw-r--r--net/sunrpc/xprt.c20
-rw-r--r--net/sunrpc/xprtsock.c5
2 files changed, 21 insertions, 4 deletions
diff --git a/net/sunrpc/xprt.c b/net/sunrpc/xprt.c
index fb92f51405c..a3af02168af 100644
--- a/net/sunrpc/xprt.c
+++ b/net/sunrpc/xprt.c
@@ -570,6 +570,7 @@ static void xprt_autoclose(struct work_struct *work)
xprt_disconnect(xprt);
xprt->ops->close(xprt);
+ clear_bit(XPRT_CLOSE_WAIT, &xprt->state);
xprt_release_write(xprt, NULL);
}
@@ -588,6 +589,25 @@ void xprt_disconnect(struct rpc_xprt *xprt)
}
EXPORT_SYMBOL_GPL(xprt_disconnect);
+/**
+ * xprt_force_disconnect - force a transport to disconnect
+ * @xprt: transport to disconnect
+ *
+ */
+void xprt_force_disconnect(struct rpc_xprt *xprt)
+{
+ /* Don't race with the test_bit() in xprt_clear_locked() */
+ spin_lock_bh(&xprt->transport_lock);
+ set_bit(XPRT_CLOSE_WAIT, &xprt->state);
+ /* Try to schedule an autoclose RPC call */
+ if (test_and_set_bit(XPRT_LOCKED, &xprt->state) == 0)
+ queue_work(rpciod_workqueue, &xprt->task_cleanup);
+ else if (xprt->snd_task != NULL)
+ rpc_wake_up_task(xprt->snd_task);
+ spin_unlock_bh(&xprt->transport_lock);
+}
+EXPORT_SYMBOL_GPL(xprt_force_disconnect);
+
static void
xprt_init_autodisconnect(unsigned long data)
{
diff --git a/net/sunrpc/xprtsock.c b/net/sunrpc/xprtsock.c
index 6fa52f44de0..abb40c14073 100644
--- a/net/sunrpc/xprtsock.c
+++ b/net/sunrpc/xprtsock.c
@@ -1122,10 +1122,7 @@ static void xs_tcp_state_change(struct sock *sk)
case TCP_SYN_RECV:
break;
case TCP_CLOSE_WAIT:
- /* Try to schedule an autoclose RPC calls */
- set_bit(XPRT_CLOSE_WAIT, &xprt->state);
- if (test_and_set_bit(XPRT_LOCKED, &xprt->state) == 0)
- queue_work(rpciod_workqueue, &xprt->task_cleanup);
+ xprt_force_disconnect(xprt);
default:
xprt_disconnect(xprt);
}