btrfs: tests, use BTRFS_FS_STATE_DUMMY_FS_INFO instead of dummy root

Now that we have a dummy fs_info associated with each test that
uses a root, we don't need the DUMMY_ROOT bit anymore.  This lets
us make choices without needing an actual root like in e.g.
btrfs_find_create_tree_block.

Signed-off-by: Jeff Mahoney <jeffm@suse.com>
Signed-off-by: David Sterba <dsterba@suse.com>

1 files changed, 1 insertions, 1 deletions

diff --git a/fs/btrfs/backref.c b/fs/btrfs/backref.c
index 1ac8a3c7f68e..2b88439c2ee8 100644
--- a/fs/btrfs/backref.c
+++ b/fs/btrfs/backref.c
@@ -361,7 +361,7 @@ static int __resolve_indirect_ref(struct btrfs_fs_info *fs_info,
                 goto out;
         }
 
-        if (btrfs_test_is_dummy_root(root)) {
+        if (btrfs_is_testing(fs_info)) {
                 srcu_read_unlock(&fs_info->subvol_srcu, index);
                 ret = -ENOENT;
                 goto out;