1 files changed, 14 insertions, 0 deletions

diff --git a/include/linux/sunrpc/xprt.h b/include/linux/sunrpc/xprt.h
index a71106723d71..4ce82616873d 100644
--- a/include/linux/sunrpc/xprt.h
+++ b/include/linux/sunrpc/xprt.h
@@ -138,6 +138,7 @@ struct rpc_xprt {
         unsigned int            tsh_size;       /* size of transport specific
                                                    header */
 
+        struct rpc_wait_queue   binding;        /* requests waiting on rpcbind */
         struct rpc_wait_queue   sending;        /* requests waiting to send */
         struct rpc_wait_queue   resend;         /* requests waiting to resend */
         struct rpc_wait_queue   pending;        /* requests in flight */
@@ -270,6 +271,7 @@ int			xs_setup_tcp(struct rpc_xprt *xprt, struct rpc_timeout *to);
 #define XPRT_CONNECTING         (2)
 #define XPRT_CLOSE_WAIT         (3)
 #define XPRT_BOUND              (4)
+#define XPRT_BINDING            (5)
 
 static inline void xprt_set_connected(struct rpc_xprt *xprt)
 {
@@ -328,6 +330,18 @@ static inline void xprt_clear_bound(struct rpc_xprt *xprt)
         clear_bit(XPRT_BOUND, &xprt->state);
 }
 
+static inline void xprt_clear_binding(struct rpc_xprt *xprt)
+{
+        smp_mb__before_clear_bit();
+        clear_bit(XPRT_BINDING, &xprt->state);
+        smp_mb__after_clear_bit();
+}
+
+static inline int xprt_test_and_set_binding(struct rpc_xprt *xprt)
+{
+        return test_and_set_bit(XPRT_BINDING, &xprt->state);
+}
+
 #endif /* __KERNEL__*/
 
 #endif /* _LINUX_SUNRPC_XPRT_H */