菜鸟起步惯例之：hello world!module

#include linux/init.h

#include linux/module.h

static int hello_init(void)

{

printk(KERN_ALERT "hello word\n");

return 0;

}

static void hello_exit(void)

{

printk(KERN_ALERT "bye bye\n");

}

module_init(hello_init);

module_exit(hello_exit);

ifneq ($(KERNELRELEASE),)

obj-m:=hello.o

else

#KERNELDIR ?=/home/ker/kernel/sy1/linux-source-4.8.0/

KERNELDIR ?=/lib/modules/$(shell uname -r)/build

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

endif