.PHONY: all clean
obj-m := simple.o
KERNEL_VERSION := $(shell uname -r)
KERNEL_DIR := /usr/src/linux-headers-$(KERNEL_VERSION)/
PWD := $(shell pwd)
all:
	make -C /lib/modules/$(shell uname -r)/build/ M=$(PWD) modules
clean:
	make -C/lib/modules/$(shell uname -r)/build/ M=$(PWD) clean