IB/uverbs: Export uverbs idr and fd types

As provider drivers could use UVERBS_ATTR_FD and UVERBS_ATTR_IDR macros
need to export them.
Signed-off-by: NMatan Barak <matanb@mellanox.com>
Signed-off-by: NYishai Hadas <yishaih@mellanox.com>
Signed-off-by: NLeon Romanovsky <leonro@mellanox.com>
Signed-off-by: NJason Gunthorpe <jgg@mellanox.com>

drivers/infiniband/core/rdma_core.c

@@ -611,6 +611,7 @@ const struct uverbs_obj_type_class uverbs_idr_class = {
 	 */
 	.needs_kfree_rcu = true,
 };
+EXPORT_SYMBOL(uverbs_idr_class);
 
 static void _uverbs_close_fd(struct ib_uobject_file *uobj_file)
 {
@@ -719,6 +720,7 @@ const struct uverbs_obj_type_class uverbs_fd_class = {
 	.remove_commit = remove_commit_fd_uobject,
 	.needs_kfree_rcu = false,
 };
+EXPORT_SYMBOL(uverbs_fd_class);
 
 struct ib_uobject *uverbs_get_uobject_from_context(const struct uverbs_obj_type *type_attrs,
 						   struct ib_ucontext *ucontext,