ceph: don't save sent messages on lossy connections

For lossy connections we drop all state on socket errors, so there is no
reason to keep sent ceph_msg's around.

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

1 files changed, 7 insertions, 3 deletions

diff --git a/fs/ceph/messenger.c b/fs/ceph/messenger.c
index 986d8fb9c574..d5eef76a253c 100644
--- a/fs/ceph/messenger.c
+++ b/fs/ceph/messenger.c
@@ -453,12 +453,16 @@ static void prepare_write_message(struct ceph_connection *con)
                 con->out_kvec_bytes = 1 + sizeof(con->out_temp_ack);
         }
 
-        /* move message to sending/sent list */
         m = list_first_entry(&con->out_queue,
                        struct ceph_msg, list_head);
         con->out_msg = m;
-        ceph_msg_get(m);
-        list_move_tail(&m->list_head, &con->out_sent);
+        if (test_bit(LOSSYTX, &con->state)) {
+                /* put message on sent list */
+                ceph_msg_get(m);
+                list_move_tail(&m->list_head, &con->out_sent);
+        } else {
+                list_del_init(&m->list_head);
+        }
 
         m->hdr.seq = cpu_to_le64(++con->out_seq);