1 files changed, 4 insertions, 1 deletions

diff --git a/include/linux/ceph/messenger.h b/include/linux/ceph/messenger.h
index 318da0170a1e..de1d2e1ecce2 100644
--- a/include/linux/ceph/messenger.h
+++ b/include/linux/ceph/messenger.h
@@ -108,7 +108,10 @@ struct ceph_msg_data {
 };
 
 struct ceph_msg_data_cursor {
-        struct ceph_msg_data    *data;          /* data item this describes */
+        size_t                  total_resid;    /* across all data items */
+        struct list_head        *data_head;     /* = &ceph_msg->data */
+
+        struct ceph_msg_data    *data;          /* current data item */
         size_t                  resid;          /* bytes not yet consumed */
         bool                    last_piece;     /* current is last piece */
         bool                    need_crc;       /* crc update needed */