xfs_btree_copy_keys
xfs_btree_copy_keys(cur, nlkey, lkey, 1);
xfs_btree_copy_keys(cur, kp, &key, 1);
xfs_btree_copy_keys(cur, lkp, rkp, 1);
xfs_btree_copy_keys(cur, rkp, lkp, 1);
xfs_btree_copy_keys(cur, rkp, lkp, rrecs);
xfs_btree_copy_keys(cur, ckp, kp, numrecs);
xfs_btree_copy_keys(cur, kp, key, 1);
xfs_btree_copy_keys(cur, key, lkey, 1);
xfs_btree_copy_keys(cur, kp, ckp, numrecs);
xfs_btree_copy_keys(cur, lkp, rkp, rrecs);
void xfs_btree_copy_keys(struct xfs_btree_cur *cur,
xfs_btree_copy_keys(cur, block_key, &child_key, 1);