wq.c

 1// SPDX-License-Identifier: GPL-2.0-only
 2#include "edac_module.h"
 3
 4static struct workqueue_struct *wq;
 5
 6bool edac_queue_work(struct delayed_work *work, unsigned long delay)
 7{
 8	return queue_delayed_work(wq, work, delay);
 9}
10EXPORT_SYMBOL_GPL(edac_queue_work);
11
12bool edac_mod_work(struct delayed_work *work, unsigned long delay)
13{
14	return mod_delayed_work(wq, work, delay);
15}
16EXPORT_SYMBOL_GPL(edac_mod_work);
17
18bool edac_stop_work(struct delayed_work *work)
19{
20	bool ret;
21
22	ret = cancel_delayed_work_sync(work);
23	flush_workqueue(wq);
24
25	return ret;
26}
27EXPORT_SYMBOL_GPL(edac_stop_work);
28
29int edac_workqueue_setup(void)
30{
31	wq = alloc_ordered_workqueue("edac-poller", WQ_MEM_RECLAIM);
32	if (!wq)
33		return -ENODEV;
34	else
35		return 0;
36}
37
38void edac_workqueue_teardown(void)
39{
40	destroy_workqueue(wq);
41	wq = NULL;
42}