PAGE_FRAG_TEST_DIR := $(realpath $(dir $(abspath $(lastword $(MAKEFILE_LIST))))) KDIR ?= /lib/modules/$(shell uname -r)/build ifeq ($(V),1) Q = else Q = @ endif MODULES = page_frag_test.ko obj-m += page_frag_test.o all: +$(Q)make -C $(KDIR) M=$(PAGE_FRAG_TEST_DIR) modules clean: +$(Q)make -C $(KDIR) M=$(PAGE_FRAG_TEST_DIR) clean