527 	struct btree_node *ln, *rn, *pn;  in btree_split_sibling()  local
560 	pn = dm_block_data(parent);  in btree_split_sibling()
563 	memcpy_disk(value_ptr(pn, parent_index),  in btree_split_sibling()
569 	r = insert_at(sizeof(__le64), pn, parent_index + 1,  in btree_split_sibling()
614 	struct btree_node *pn, *ln, *rn;  in btree_split_beneath()  local
629 	pn = dm_block_data(new_parent);  in btree_split_beneath()
633 	nr_left = le32_to_cpu(pn->header.nr_entries) / 2;  in btree_split_beneath()
634 	nr_right = le32_to_cpu(pn->header.nr_entries) - nr_left;  in btree_split_beneath()
636 	ln->header.flags = pn->header.flags;  in btree_split_beneath()
638 	ln->header.max_entries = pn->header.max_entries;  in btree_split_beneath()
639 	ln->header.value_size = pn->header.value_size;  in btree_split_beneath()
641 	rn->header.flags = pn->header.flags;  in btree_split_beneath()
643 	rn->header.max_entries = pn->header.max_entries;  in btree_split_beneath()
644 	rn->header.value_size = pn->header.value_size;  in btree_split_beneath()
646 	memcpy(ln->keys, pn->keys, nr_left * sizeof(pn->keys[0]));  in btree_split_beneath()
647 	memcpy(rn->keys, pn->keys + nr_left, nr_right * sizeof(pn->keys[0]));  in btree_split_beneath()
649 	size = le32_to_cpu(pn->header.flags) & INTERNAL_NODE ?  in btree_split_beneath()
651 	memcpy(value_ptr(ln, 0), value_ptr(pn, 0), nr_left * size);  in btree_split_beneath()
652 	memcpy(value_ptr(rn, 0), value_ptr(pn, nr_left),  in btree_split_beneath()
656 	pn->header.flags = cpu_to_le32(INTERNAL_NODE);  in btree_split_beneath()
657 	pn->header.nr_entries = cpu_to_le32(2);  in btree_split_beneath()
658 	pn->header.max_entries = cpu_to_le32(  in btree_split_beneath()
662 	pn->header.value_size = cpu_to_le32(sizeof(__le64));  in btree_split_beneath()
666 	pn->keys[0] = ln->keys[0];  in btree_split_beneath()
667 	memcpy_disk(value_ptr(pn, 0), &val, sizeof(__le64));  in btree_split_beneath()
671 	pn->keys[1] = rn->keys[0];  in btree_split_beneath()
672 	memcpy_disk(value_ptr(pn, 1), &val, sizeof(__le64));  in btree_split_beneath()