ceph: reset msgr backoff during open, not after successful handshake

Reset the backoff delay when we reopen the connection, so that the delays
for any initial connection problems are reasonable.  We were resetting only
after a successful handshake, which was of limited utility.
Signed-off-by: Sage Weil <sage@newdream.net>

fs/ceph/messenger.c

@@ -348,6 +348,7 @@ void ceph_con_open(struct ceph_connection *con, struct ceph_entity_addr *addr)
 	set_bit(OPENING, &con->state);
 	clear_bit(CLOSED, &con->state);
 	memcpy(&con->peer_addr, addr, sizeof(*addr));
+	con->delay = 0;      /* reset backoff memory */
 	queue_con(con);
 }
 
@@ -1162,8 +1163,6 @@ static int process_connect(struct ceph_connection *con)
 		     con->connect_seq);
 		WARN_ON(con->connect_seq !=
 			le32_to_cpu(con->in_reply.connect_seq));
-
-		con->delay = 0;  /* reset backoff memory */
 		prepare_read_tag(con);
 		break;