1 files changed, 16 insertions, 12 deletions

diff --git a/net/rds/iw.h b/net/rds/iw.h
index 0ddda34f2a1..b4fb2725289 100644
--- a/net/rds/iw.h
+++ b/net/rds/iw.h
@@ -131,7 +131,12 @@ struct rds_iw_connection {
 
         /* sending acks */
         unsigned long           i_ack_flags;
+#ifdef KERNEL_HAS_ATOMIC64
+        atomic64_t              i_ack_next;     /* next ACK to send */
+#else
+        spinlock_t              i_ack_lock;     /* protect i_ack_next */
         u64                     i_ack_next;     /* next ACK to send */
+#endif
         struct rds_header       *i_ack;
         struct ib_send_wr       i_ack_wr;
         struct ib_sge           i_ack_sge;
@@ -294,9 +299,17 @@ void rds_iw_cm_connect_complete(struct rds_connection *conn,
 
 /* ib_rdma.c */
 int rds_iw_update_cm_id(struct rds_iw_device *rds_iwdev, struct rdma_cm_id *cm_id);
-int rds_iw_add_conn(struct rds_iw_device *rds_iwdev, struct rds_connection *conn);
-void rds_iw_remove_nodev_conns(void);
-void rds_iw_remove_conns(struct rds_iw_device *rds_iwdev);
+void rds_iw_add_conn(struct rds_iw_device *rds_iwdev, struct rds_connection *conn);
+void rds_iw_remove_conn(struct rds_iw_device *rds_iwdev, struct rds_connection *conn);
+void __rds_iw_destroy_conns(struct list_head *list, spinlock_t *list_lock);
+static inline void rds_iw_destroy_nodev_conns(void)
+{
+        __rds_iw_destroy_conns(&iw_nodev_conns, &iw_nodev_conns_lock);
+}
+static inline void rds_iw_destroy_conns(struct rds_iw_device *rds_iwdev)
+{
+        __rds_iw_destroy_conns(&rds_iwdev->conn_list, &rds_iwdev->spinlock);
+}
 struct rds_iw_mr_pool *rds_iw_create_mr_pool(struct rds_iw_device *);
 void rds_iw_get_mr_info(struct rds_iw_device *rds_iwdev, struct rds_info_rdma_connection *iinfo);
 void rds_iw_destroy_mr_pool(struct rds_iw_mr_pool *);
@@ -383,13 +396,4 @@ rds_iw_data_sge(struct rds_iw_connection *ic, struct ib_sge *sge)
         return &sge[1];
 }
 
-static inline void rds_iw_set_64bit(u64 *ptr, u64 val)
-{
-#if BITS_PER_LONG == 64
-        *ptr = val;
-#else
-        set_64bit(ptr, val);
-#endif
-}
-
 #endif