1 files changed, 1 insertions, 0 deletions

diff --git a/include/linux/ceph/messenger.h b/include/linux/ceph/messenger.h
index 31d91a64838b..d7adf151d335 100644
--- a/include/linux/ceph/messenger.h
+++ b/include/linux/ceph/messenger.h
@@ -94,6 +94,7 @@ struct ceph_msg {
         bool more_to_follow;
         bool needs_out_seq;
         int front_max;
+        unsigned long ack_stamp;        /* tx: when we were acked */
 
         struct ceph_msgpool *pool;
 };