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-rw-r--r--fs/btrfs/backref.h13
1 files changed, 9 insertions, 4 deletions
diff --git a/fs/btrfs/backref.h b/fs/btrfs/backref.h
index 507cfb35a23c..61f53825226d 100644
--- a/fs/btrfs/backref.h
+++ b/fs/btrfs/backref.h
@@ -313,10 +313,15 @@ int btrfs_backref_iter_next(struct btrfs_backref_iter *iter);
* Represent a tree block in the backref cache
*/
struct btrfs_backref_node {
- struct {
- struct rb_node rb_node;
- u64 bytenr;
- }; /* Use rb_simple_node for search/insert */
+ union{
+ /* Use rb_simple_node for search/insert */
+ struct {
+ struct rb_node rb_node;
+ u64 bytenr;
+ };
+
+ struct rb_simple_node simple_node;
+ };
/*
* This is a sanity check, whenever we COW a block we will update