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-rw-r--r--extent-tree.c2
1 files changed, 2 insertions, 0 deletions
diff --git a/extent-tree.c b/extent-tree.c
index 9bc4ad38..06ecbe3c 100644
--- a/extent-tree.c
+++ b/extent-tree.c
@@ -459,6 +459,8 @@ struct btrfs_buffer *btrfs_alloc_free_block(struct btrfs_trans_handle *trans,
}
buf = find_tree_block(root, ins.objectid);
dirty_tree_block(trans, root, buf);
+ btrfs_set_header_generation(&buf->node.header,
+ root->root_key.offset + 1);
return buf;
}