ifneq ($(KERNELRELEASE),) obj-y := kernel_space/ else SUBDIRS := user-space all: @set -e; for i in $(SUBDIRS); do $(MAKE) -C $$i ; done install: @set -e; for i in $(SUBDIRS); do $(MAKE) -C $$i install ; done clean: @set -e; for i in $(SUBDIRS) ; do $(MAKE) -C $$i clean ; done endif