xref: /openbmc/linux/drivers/edac/wq.c (revision fb4b9685)
1457c8996SThomas Gleixner // SPDX-License-Identifier: GPL-2.0-only
2c4cf3b45SBorislav Petkov #include "edac_module.h"
3c4cf3b45SBorislav Petkov 
4c4cf3b45SBorislav Petkov static struct workqueue_struct *wq;
5c4cf3b45SBorislav Petkov 
edac_queue_work(struct delayed_work * work,unsigned long delay)6c4cf3b45SBorislav Petkov bool edac_queue_work(struct delayed_work *work, unsigned long delay)
7c4cf3b45SBorislav Petkov {
8c4cf3b45SBorislav Petkov 	return queue_delayed_work(wq, work, delay);
9c4cf3b45SBorislav Petkov }
10c4cf3b45SBorislav Petkov EXPORT_SYMBOL_GPL(edac_queue_work);
11c4cf3b45SBorislav Petkov 
edac_mod_work(struct delayed_work * work,unsigned long delay)12c4cf3b45SBorislav Petkov bool edac_mod_work(struct delayed_work *work, unsigned long delay)
13c4cf3b45SBorislav Petkov {
14c4cf3b45SBorislav Petkov 	return mod_delayed_work(wq, work, delay);
15c4cf3b45SBorislav Petkov }
16c4cf3b45SBorislav Petkov EXPORT_SYMBOL_GPL(edac_mod_work);
17c4cf3b45SBorislav Petkov 
edac_stop_work(struct delayed_work * work)18c4cf3b45SBorislav Petkov bool edac_stop_work(struct delayed_work *work)
19c4cf3b45SBorislav Petkov {
20c4cf3b45SBorislav Petkov 	bool ret;
21c4cf3b45SBorislav Petkov 
22c4cf3b45SBorislav Petkov 	ret = cancel_delayed_work_sync(work);
23c4cf3b45SBorislav Petkov 	flush_workqueue(wq);
24c4cf3b45SBorislav Petkov 
25c4cf3b45SBorislav Petkov 	return ret;
26c4cf3b45SBorislav Petkov }
27c4cf3b45SBorislav Petkov EXPORT_SYMBOL_GPL(edac_stop_work);
28c4cf3b45SBorislav Petkov 
edac_workqueue_setup(void)29c4cf3b45SBorislav Petkov int edac_workqueue_setup(void)
30c4cf3b45SBorislav Petkov {
317bb8b777SBhaktipriya Shridhar 	wq = alloc_ordered_workqueue("edac-poller", WQ_MEM_RECLAIM);
32c4cf3b45SBorislav Petkov 	if (!wq)
33c4cf3b45SBorislav Petkov 		return -ENODEV;
34c4cf3b45SBorislav Petkov 	else
35c4cf3b45SBorislav Petkov 		return 0;
36c4cf3b45SBorislav Petkov }
37c4cf3b45SBorislav Petkov 
edac_workqueue_teardown(void)38c4cf3b45SBorislav Petkov void edac_workqueue_teardown(void)
39c4cf3b45SBorislav Petkov {
40c4cf3b45SBorislav Petkov 	destroy_workqueue(wq);
41c4cf3b45SBorislav Petkov 	wq = NULL;
42c4cf3b45SBorislav Petkov }
43