ifeq ($(KERNELRELEASE),)
	# Assume the source tree is where the running kernel was built
	# You should set KERNELDIR in the environment if it's elsewhere
	KERNELDIR ?= /lib/modules/$(shell uname -r)/build
	# The current directory is passed to sub-makes as argument
	PWD := $(shell pwd)
modules:
	$(MAKE) -C $(KERNELDIR) M=$(PWD) modules
modules_install:
	$(MAKE) -C $(KERNELDIR) M=$(PWD) modules_install
clean:
	rm -rf *.o *~ core .depend .*.cmd *.ko *.mod.c .tmp_versions
.PHONY: modules modules_install clean
else
	# called from kernel build system: just declare what our modules are
	obj-m := hello.o # hellop.o seq.o jit.o jiq.o sleepy.o complete.o \
		silly.o faulty.o kdatasize.o kdataalign.o
endif