RAID6_TEST_DISKS
static int raid6_choose_gen(void *(*const dptrs)[RAID6_TEST_DISKS],
const int disks = RAID6_TEST_DISKS;
void *dptrs[RAID6_TEST_DISKS];
disk_ptr = kmalloc(PAGE_SIZE * RAID6_TEST_DISKS, GFP_KERNEL);