1784 static inline bool mab_middle_node(struct maple_big_node *b_node, int split,  in mab_middle_node()  argument
1792 	if (!b_node->slot[split] && (size >= 2 * slot_count - 1))  in mab_middle_node()
1807 				    unsigned char split, unsigned char slot_count)  in mab_no_null_split()  argument
1809 	if (!b_node->slot[split]) {  in mab_no_null_split()
1814 		if ((split < slot_count - 1) &&  in mab_no_null_split()
1815 		    (b_node->b_end - split) > (mt_min_slots[b_node->type]))  in mab_no_null_split()
1816 			split++;  in mab_no_null_split()
1818 			split--;  in mab_no_null_split()
1820 	return split;  in mab_no_null_split()
1835 	int split = b_end / 2; /* Assume equal split. */  in mab_calc_split()  local
1846 		split = b_end - mt_min_slots[bn->type];  in mab_calc_split()
1849 			return split;  in mab_calc_split()
1852 		if (!bn->slot[split])  in mab_calc_split()
1853 			split--;  in mab_calc_split()
1854 		return split;  in mab_calc_split()
1865 	if (unlikely(mab_middle_node(bn, split, slot_count))) {  in mab_calc_split()
1866 		split = b_end / 3;  in mab_calc_split()
1867 		*mid_split = split * 2;  in mab_calc_split()
1877 		while (((bn->pivot[split] - min) < slot_count - 1) &&  in mab_calc_split()
1878 		       (split < slot_count - 1) && (b_end - split > slot_min))  in mab_calc_split()
1879 			split++;  in mab_calc_split()
1883 	split = mab_no_null_split(bn, split, slot_count);  in mab_calc_split()
1885 		return split;  in mab_calc_split()
1889 	return split;  in mab_calc_split()
2605 	unsigned char split = 0;  in mas_mab_to_node()  local
2614 		split = b_node->b_end;  in mas_mab_to_node()
2616 		split = mab_calc_split(mas, b_node, mid_split, min);  in mas_mab_to_node()
2623 	return split;  in mas_mab_to_node()
2660 					unsigned char *slot, unsigned char split)  in mas_set_split_parent()  argument
2665 	if ((*slot) <= split)  in mas_set_split_parent()
2668 		mte_set_parent(mas->node, right, (*slot) - split - 1);  in mas_set_split_parent()
2686 				       unsigned char *split,  in mte_mid_split_check()  argument
2697 	*split = mid_split;  in mte_mid_split_check()
2712 					  unsigned char split,  in mast_set_split_parents()  argument
2727 	mte_mid_split_check(&l, &r, right, slot, &split, mid_split);  in mast_set_split_parents()
2728 	mas_set_split_parent(mast->l, l, r, &slot, split);  in mast_set_split_parents()
2730 	mte_mid_split_check(&l, &r, right, slot, &split, mid_split);  in mast_set_split_parents()
2731 	mas_set_split_parent(mast->m, l, r, &slot, split);  in mast_set_split_parents()
2733 	mte_mid_split_check(&l, &r, right, slot, &split, mid_split);  in mast_set_split_parents()
2734 	mas_set_split_parent(mast->r, l, r, &slot, split);  in mast_set_split_parents()
2803 	struct maple_enode *right, unsigned char split, unsigned char mid_split)  in mast_cp_to_nodes()  argument
2812 	if (split == mast->bn->b_end) {  in mast_cp_to_nodes()
2817 	mab_mas_cp(mast->bn, 0, split, mast->l, new_lmax);  in mast_cp_to_nodes()
2820 		mab_mas_cp(mast->bn, 1 + split, mid_split, mast->m, true);  in mast_cp_to_nodes()
2821 		mast->m->min = mast->bn->pivot[split] + 1;  in mast_cp_to_nodes()
2822 		split = mid_split;  in mast_cp_to_nodes()
2827 		mab_mas_cp(mast->bn, 1 + split, mast->bn->b_end, mast->r, false);  in mast_cp_to_nodes()
2828 		mast->r->min = mast->bn->pivot[split] + 1;  in mast_cp_to_nodes()
2972 	unsigned char split, mid_split;  in mas_spanning_rebalance()  local
3012 		split = mas_mab_to_node(mas, mast->bn, &left, &right, &middle,  in mas_spanning_rebalance()
3014 		mast_set_split_parents(mast, left, middle, right, split,  in mas_spanning_rebalance()
3016 		mast_cp_to_nodes(mast, left, middle, right, split, mid_split);  in mas_spanning_rebalance()
3165 	unsigned char offset, tmp, split = mt_slots[mt] / 2;  in mas_destroy_rebalance()  local
3194 	if (!l_slots[split])  in mas_destroy_rebalance()
3195 		split++;  in mas_destroy_rebalance()
3196 	tmp = mas_data_end(&l_mas) - split;  in mas_destroy_rebalance()
3198 	memcpy(slots, l_slots + split + 1, sizeof(void *) * tmp);  in mas_destroy_rebalance()
3199 	memcpy(pivs, l_pivs + split + 1, sizeof(unsigned long) * tmp);  in mas_destroy_rebalance()
3204 	l_mas.max = l_pivs[split];  in mas_destroy_rebalance()
3223 			      l_pivs[split]);  in mas_destroy_rebalance()
3226 		tmp = split + 1;  in mas_destroy_rebalance()
3229 		ma_set_meta(left, mt, 0, split);  in mas_destroy_rebalance()
3243 	memcpy(slots, l_slots, sizeof(void *) * split);  in mas_destroy_rebalance()
3244 	memcpy(pivs, l_pivs, sizeof(unsigned long) * split);  in mas_destroy_rebalance()
3245 	ma_set_meta(new_left, mt, 0, split);  in mas_destroy_rebalance()
3317 	unsigned char split;  in mast_fill_bnode()  local
3335 	split = mast->bn->b_end;  in mast_fill_bnode()
3343 		mas_mab_cp(mas, split + skip, mt_slot_count(mas->node) - 1,  in mast_fill_bnode()
3358 	   struct ma_state *mas, unsigned char split)  in mast_split_data()  argument
3362 	mab_mas_cp(mast->bn, 0, split, mast->l, true);  in mast_split_data()
3364 	mab_mas_cp(mast->bn, split + 1, mast->bn->b_end, mast->r, false);  in mast_split_data()
3366 	mast->l->max = mast->bn->pivot[split];  in mast_split_data()
3373 			     &p_slot, split);  in mast_split_data()
3375 			     &p_slot, split);  in mast_split_data()
3394 	unsigned char end, space, split;  in mas_push_data()  local
3429 	split = mt_slots[mast->bn->type] - 2;  in mas_push_data()
3441 		split = slot_total - split;  in mas_push_data()
3443 	split = mab_no_null_split(mast->bn, split, mt_slots[mast->bn->type]);  in mas_push_data()
3448 	mast_split_data(mast, mas, split);  in mas_push_data()
3465 	unsigned char mid_split, split = 0;  in mas_split()  local
3528 		split = mab_calc_split(mas, b_node, &mid_split, prev_l_mas.min);  in mas_split()
3529 		mast_split_data(&mast, mas, split);  in mas_split()