MODULES_LEN 85 arch/x86/kernel/head64.c BUILD_BUG_ON(MODULES_LEN + KERNEL_IMAGE_SIZE > 2*PUD_SIZE); MODULES_LEN 50 arch/x86/kernel/module_64.c if (size > MODULES_LEN) MODULES_LEN 909 arch/x86/mm/init_64.c kclist_add(&kcore_modules, (void *)MODULES_VADDR, MODULES_LEN);