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https://github.com/cirosantilli/linux-kernel-module-cheat.git
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39 lines
649 B
C
39 lines
649 B
C
/*
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Declare more work from a workqueue.
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TODO: kernel panic. Why?
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*/
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#include <linux/kernel.h>
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#include <linux/module.h>
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#include <linux/workqueue.h>
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MODULE_LICENSE("GPL");
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static int i = 0;
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static struct workqueue_struct *queue;
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static void work_func(struct work_struct *work)
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{
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DECLARE_DELAYED_WORK(next_work, work_func);
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printk(KERN_INFO "%d\n", i);
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i++;
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queue_delayed_work(queue, &next_work, HZ);
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}
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static int myinit(void)
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{
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DECLARE_WORK(work, work_func);
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queue = create_workqueue("myworkqueue");
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queue_work(queue, &work);
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return 0;
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}
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static void myexit(void)
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{
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destroy_workqueue(queue);
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}
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module_init(myinit)
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module_exit(myexit)
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