nhmk/examples/hello-3.c
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2021-08-08 01:24:59 +08:00

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C

/*
* hello-3.c - Illustrating the __init, __initdata and __exit macros.
*/
#include <linux/init.h> /* Needed for the macros */
#include <linux/kernel.h> /* Needed for KERN_INFO */
#include <linux/module.h> /* Needed by all modules */
static int hello3_data __initdata = 3;
static int __init hello_3_init(void)
{
pr_info("Hello, world %d\n", hello3_data);
return 0;
}
static void __exit hello_3_exit(void)
{
pr_info("Goodbye, world 3\n");
}
module_init(hello_3_init);
module_exit(hello_3_exit);
MODULE_LICENSE("GPL");