IB/core: Rename struct ib_ah_attr to rdma_ah_attr

This patch simply renames struct ib_ah_attr to
rdma_ah_attr as these fields specify attributes that are
not necessarily specific to IB.

Reviewed-by: Ira Weiny <ira.weiny@intel.com>
Reviewed-by: Don Hiatt <don.hiatt@intel.com>
Reviewed-by: Niranjana Vishwanathapura <niranjana.vishwanathapura@intel.com>
Reviewed-by: Sean Hefty <sean.hefty@intel.com>
Signed-off-by: Dasaratharaman Chandramouli <dasaratharaman.chandramouli@intel.com>
Signed-off-by: Doug Ledford <dledford@redhat.com>

drivers/infiniband/hw/ocrdma/ocrdma.h

@@ -527,7 +527,7 @@ static inline int is_cqe_wr_imm(struct ocrdma_cqe *cqe)
 }
 
 static inline int ocrdma_resolve_dmac(struct ocrdma_dev *dev,
-		struct ib_ah_attr *ah_attr, u8 *mac_addr)
+		struct rdma_ah_attr *ah_attr, u8 *mac_addr)
 {
 	struct in6_addr in6;