btrfs: Remove fs_info from insert_inline_extent_backref

It can be referenced from the passed transaction handle, since it's
always valid.

Signed-off-by: Nikolay Borisov <nborisov@suse.com>
Reviewed-by: Qu Wenruo <wqu@suse.com>
Signed-off-by: David Sterba <dsterba@suse.com>

diff --git a/fs/btrfs/extent-tree.c b/fs/btrfs/extent-tree.c
index 18f5147..283a3e9 100644 (file)
--- a/fs/btrfs/extent-tree.c
+++ b/fs/btrfs/extent-tree.c
@@ -1954,7 +1954,6 @@ void update_inline_extent_backref(struct btrfs_path *path,
 
 static noinline_for_stack
 int insert_inline_extent_backref(struct btrfs_trans_handle *trans,
-                                struct btrfs_fs_info *fs_info,
                                 struct btrfs_path *path,
                                 u64 bytenr, u64 num_bytes, u64 parent,
                                 u64 root_objectid, u64 owner,
@@ -1972,7 +1971,7 @@ int insert_inline_extent_backref(struct btrfs_trans_handle *trans,
                update_inline_extent_backref(path, iref, refs_to_add,
                                             extent_op, NULL);
        } else if (ret == -ENOENT) {
-               setup_inline_extent_backref(fs_info, path, iref, parent,
+               setup_inline_extent_backref(trans->fs_info, path, iref, parent,
                                            root_objectid, owner, offset,
                                            refs_to_add, extent_op);
                ret = 0;
@@ -2235,7 +2234,6 @@ static int __btrfs_inc_extent_ref(struct btrfs_trans_handle *trans,
                                  u64 owner, u64 offset, int refs_to_add,
                                  struct btrfs_delayed_extent_op *extent_op)
 {
-       struct btrfs_fs_info *fs_info = trans->fs_info;
        struct btrfs_path *path;
        struct extent_buffer *leaf;
        struct btrfs_extent_item *item;
@@ -2252,10 +2250,9 @@ static int __btrfs_inc_extent_ref(struct btrfs_trans_handle *trans,
        path->reada = READA_FORWARD;
        path->leave_spinning = 1;
        /* this will setup the path even if it fails to insert the back ref */
-       ret = insert_inline_extent_backref(trans, fs_info, path, bytenr,
-                                          num_bytes, parent, root_objectid,
-                                          owner, offset,
-                                          refs_to_add, extent_op);
+       ret = insert_inline_extent_backref(trans, path, bytenr, num_bytes,
+                                          parent, root_objectid, owner,
+                                          offset, refs_to_add, extent_op);
        if ((ret < 0 && ret != -EAGAIN) || !ret)
                goto out;