arch/powerpc/platforms/cell/spufs/Makefile - maze/linux - Git at Google

 obj-$(CONFIG_SPU_FS) += spufs.o

 spufs-y += inode.o file.o context.o switch.o syscalls.o

 $(obj)/switch.o: $(obj)/spu_save_dump.h $(obj)/spu_restore_dump.h
	obj-$(CONFIG_SPU_FS) += spufs.o

	spufs-y += inode.o file.o context.o switch.o syscalls.o

	$(obj)/switch.o: $(obj)/spu_save_dump.h $(obj)/spu_restore_dump.h