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schedule_work adds work to global workqueue. In this example, we create a local workqueue. Use the local workqueue by calling queue_work(), instead of putting work on the global workqueue.
34 lines
638 B
C
34 lines
638 B
C
/*
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* sched.c
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*/
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#include <linux/init.h>
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#include <linux/module.h>
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#include <linux/workqueue.h>
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static struct workqueue_struct *queue = NULL;
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static struct work_struct work;
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static void work_handler(struct work_struct *data)
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{
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pr_info("work handler function.\n");
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}
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static int __init sched_init(void)
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{
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queue = alloc_workqueue("HELLOWORLD", WQ_UNBOUND, 1);
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INIT_WORK(&work, work_handler);
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queue_work(queue, &work);
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return 0;
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}
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static void __exit sched_exit(void)
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{
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destroy_workqueue(queue);
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}
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module_init(sched_init);
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module_exit(sched_exit);
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MODULE_LICENSE("GPL");
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MODULE_DESCRIPTION("Workqueue example");
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