fsck checks against extent map, small fixes

[platform/upstream/btrfs-progs.git] / mkfs.c

diff --git a/mkfs.c b/mkfs.c
index b307470..0097d53 100644 (file)
--- a/mkfs.c
+++ b/mkfs.c
@@ -215,6 +215,8 @@ int mkfs(int fd, char *pathname, u64 num_blocks, u32 blocksize)
        btrfs_set_item_offset(&item, itemoff);
        btrfs_set_item_size(&item, sizeof(struct btrfs_extent_item));
        btrfs_set_extent_refs(&extent_item, 1);
+       btrfs_set_extent_owner(&extent_item, BTRFS_ROOT_TREE_OBJECTID);
+       btrfs_set_extent_type(&extent_item, BTRFS_EXTENT_TREE);
        memcpy(empty_leaf->items, &item, sizeof(item));
        memcpy(btrfs_leaf_data(empty_leaf) + btrfs_item_offset(&item),
                &extent_item, btrfs_item_size(&item));