工作队列简单用法

#include <linux/module.h>
#include <linux/init.h>
#include <linux/workqueue.h>

static void handle(struct work_struct *work)
{
        printk(KERN_ALERT "this is workqueue\n");
}

struct work_struct mywork = __WORK_INITIALIZER(mywork, handle);

static int __init sky_init(void)
{
        schedule_work(&mywork);

        printk(KERN_ALERT "hello china\n");

        return 0;
}

static void __exit sky_exit(void)
{
        return;
}

MODULE_LICENSE("GPL");

module_init(sky_init);
module_exit(sky_exit);