nhmk/examples/hello-1.c

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