/* * hello-1.c - The simplest kernel module. */ #include /* Needed by all modules */ #include /* Needed for pr_info() */ int init_module(void) { pr_info("Hello world 1.\n"); /* A non 0 return means init_module failed; module can't be loaded. */ return 0; } void cleanup_module(void) { pr_info("Goodbye world 1.\n"); } MODULE_LICENSE("GPL");