HNS_ROCE_MAX_BT_LEVEL
struct list_head mid_bt[HNS_ROCE_MAX_BT_REGION][HNS_ROCE_MAX_BT_LEVEL];
struct hns_roce_hem_item *hem_ptrs[HNS_ROCE_MAX_BT_LEVEL] = { NULL };
struct list_head temp_list[HNS_ROCE_MAX_BT_LEVEL];
if (hopnum > HNS_ROCE_MAX_BT_LEVEL) {
for (j = 0; j < HNS_ROCE_MAX_BT_LEVEL; j++)
for (j = 0; j < HNS_ROCE_MAX_BT_LEVEL; j++)