MPU_MAX_REGIONS
struct mpu_rgn rgns[MPU_MAX_REGIONS];
int attempts = MPU_MAX_REGIONS;
mem_max_regions = min((unsigned int)MPU_MAX_REGIONS, mpu_max_regions);
static struct region __initdata mem[MPU_MAX_REGIONS];
static struct region __initdata xip[MPU_MAX_REGIONS];
|| number >= MPU_MAX_REGIONS)
|| number >= MPU_MAX_REGIONS)
static struct range __initdata io[MPU_MAX_REGIONS];
static struct range __initdata mem[MPU_MAX_REGIONS];