diff mbox series

[v2,2/5] btrfs: rely on owning_root field in btrfs_add_delayed_tree_ref to detect CHUNK_ROOT

Message ID 20211012082137.1476078-3-nborisov@suse.com (mailing list archive)
State New, archived
Headers show
Series Make real_root used only in ref-verify | expand

Commit Message

Nikolay Borisov Oct. 12, 2021, 8:21 a.m. UTC
real_root field is going to be used only by ref-verify tool so
limit its use outside of it. Blocks belonging to the chunk root will
always have it as an owner so the check is equivalent.

Signed-off-by: Nikolay Borisov <nborisov@suse.com>
---
 fs/btrfs/delayed-ref.c | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)
diff mbox series

Patch

diff --git a/fs/btrfs/delayed-ref.c b/fs/btrfs/delayed-ref.c
index 53a80163c1d7..7c725379b8ca 100644
--- a/fs/btrfs/delayed-ref.c
+++ b/fs/btrfs/delayed-ref.c
@@ -906,7 +906,9 @@  int btrfs_add_delayed_tree_ref(struct btrfs_trans_handle *trans,
 	u64 parent = generic_ref->parent;
 	u8 ref_type;
 
-	is_system = (generic_ref->real_root == BTRFS_CHUNK_TREE_OBJECTID);
+	is_system = (generic_ref->tree_ref.owning_root
+		     == BTRFS_CHUNK_TREE_OBJECTID);
+
 
 	ASSERT(generic_ref->type == BTRFS_REF_METADATA && generic_ref->action);
 	BUG_ON(extent_op && extent_op->is_data);