ceph: carry explicit msg reference for currently sending message

Carry a ceph_msg reference for connection->out_msg.  This will allow us to
make out_sent optional.

Signed-off-by: Sage Weil <sage@newdream.net>

1 files changed, 1 insertions, 0 deletions

diff --git a/fs/ceph/messenger.h b/fs/ceph/messenger.h
index 981b7c08ad82..eff5cb5197fc 100644
--- a/fs/ceph/messenger.h
+++ b/fs/ceph/messenger.h
@@ -182,6 +182,7 @@ struct ceph_connection {
         /* message out temps */
         struct ceph_msg *out_msg;        /* sending message (== tail of
                                             out_sent) */
+        bool out_msg_done;
         struct ceph_msg_pos out_msg_pos;
 
         struct kvec out_kvec[8],         /* sending header/footer data */