Files
2019-07-07 00:00:01 +00:00

23 lines
535 B
C

/* https://cirosantilli.com/linux-kernel-module-cheat#qemu-buildroot-setup-getting-started */
#include <linux/module.h>
#include <linux/kernel.h>
static int myinit(void)
{
pr_info("hello init\n");
/* 0 for success, any negative value means failure,
* E* consts if you want to specify failure cause.
* https://www.linux.com/learn/kernel-newbie-corner-loadable-kernel-modules-coming-and-going */
return 0;
}
static void myexit(void)
{
pr_info("hello exit\n");
}
module_init(myinit)
module_exit(myexit)
MODULE_LICENSE("GPL");