Btrfs: remove unused use_list from send/receive code

[~andy/linux] / fs / btrfs / ctree.c

diff --git a/fs/btrfs/ctree.c b/fs/btrfs/ctree.c
index 9d7621f271ff1e5b3f2b57931d96dad265678d7d..6d183f60d63a0521e8c4461e4d5fd705163d17d1 100644 (file)
--- a/fs/btrfs/ctree.c
+++ b/fs/btrfs/ctree.c
@@ -420,12 +420,6 @@ void btrfs_put_tree_mod_seq(struct btrfs_fs_info *fs_info,
        }
        spin_unlock(&fs_info->tree_mod_seq_lock);
 
-       /*
-        * we removed the lowest blocker from the blocker list, so there may be
-        * more processible delayed refs.
-        */
-       wake_up(&fs_info->tree_mod_seq_wait);
-
        /*
         * anything that's lower than the lowest existing (read: blocked)
         * sequence number can be removed from the tree.
@@ -631,6 +625,9 @@ __tree_mod_log_free_eb(struct btrfs_fs_info *fs_info, struct extent_buffer *eb)
        u32 nritems;
        int ret;
 
+       if (btrfs_header_level(eb) == 0)
+               return;
+
        nritems = btrfs_header_nritems(eb);
        for (i = nritems - 1; i >= 0; i--) {
                ret = tree_mod_log_insert_key_locked(fs_info, eb, i,