1 files changed, 9 insertions, 0 deletions

diff --git a/fs/btrfs/extent-tree.c b/fs/btrfs/extent-tree.c
index 8e69b5acfeff..30a5094fffa7 100644
--- a/fs/btrfs/extent-tree.c
+++ b/fs/btrfs/extent-tree.c
@@ -721,12 +721,14 @@ out:
 
 u32 btrfs_count_snapshots_in_path(struct btrfs_root *root,
                                   struct btrfs_path *count_path,
+                                  u64 expected_owner,
                                   u64 first_extent)
 {
         struct btrfs_root *extent_root = root->fs_info->extent_root;
         struct btrfs_path *path;
         u64 bytenr;
         u64 found_objectid;
+        u64 found_owner;
         u64 root_objectid = root->root_key.objectid;
         u32 total_count = 0;
         u32 cur_count;
@@ -792,6 +794,13 @@ again:
                         total_count = 2;
                         goto out;
                 }
+                if (level == -1) {
+                        found_owner = btrfs_ref_objectid(l, ref_item);
+                        if (found_owner != expected_owner) {
+                                total_count = 2;
+                                goto out;
+                        }
+                }
                 total_count = 1;
                 path->slots[0]++;
         }