Btrfs: rework qgroup accounting

[karo-tx-linux.git] / fs / btrfs / delayed-ref.h

diff --git a/fs/btrfs/delayed-ref.h b/fs/btrfs/delayed-ref.h
index 4ba9b93022ffd4e70e862e67674fdacbfb899e1c..a764e2340d484fd7539cf514081cecc594d740a5 100644 (file)
--- a/fs/btrfs/delayed-ref.h
+++ b/fs/btrfs/delayed-ref.h
@@ -52,6 +52,7 @@ struct btrfs_delayed_ref_node {
 
        unsigned int action:8;
        unsigned int type:8;
+       unsigned int no_quota:1;
        /* is this node still in the rbtree? */
        unsigned int is_head:1;
        unsigned int in_tree:1;
@@ -196,14 +197,14 @@ int btrfs_add_delayed_tree_ref(struct btrfs_fs_info *fs_info,
                               u64 bytenr, u64 num_bytes, u64 parent,
                               u64 ref_root, int level, int action,
                               struct btrfs_delayed_extent_op *extent_op,
-                              int for_cow);
+                              int no_quota);
 int btrfs_add_delayed_data_ref(struct btrfs_fs_info *fs_info,
                               struct btrfs_trans_handle *trans,
                               u64 bytenr, u64 num_bytes,
                               u64 parent, u64 ref_root,
                               u64 owner, u64 offset, int action,
                               struct btrfs_delayed_extent_op *extent_op,
-                              int for_cow);
+                              int no_quota);
 int btrfs_add_delayed_extent_op(struct btrfs_fs_info *fs_info,
                                struct btrfs_trans_handle *trans,
                                u64 bytenr, u64 num_bytes,
@@ -230,25 +231,6 @@ int btrfs_check_delayed_seq(struct btrfs_fs_info *fs_info,
                            struct btrfs_delayed_ref_root *delayed_refs,
                            u64 seq);
 
-/*
- * delayed refs with a ref_seq > 0 must be held back during backref walking.
- * this only applies to items in one of the fs-trees. for_cow items never need
- * to be held back, so they won't get a ref_seq number.
- */
-static inline int need_ref_seq(int for_cow, u64 rootid)
-{
-       if (for_cow)
-               return 0;
-
-       if (rootid == BTRFS_FS_TREE_OBJECTID)
-               return 1;
-
-       if ((s64)rootid >= (s64)BTRFS_FIRST_FREE_OBJECTID)
-               return 1;
-
-       return 0;
-}
-
 /*
  * a node might live in a head or a regular ref, this lets you
  * test for the proper type to use.