1/* SPDX-License-Identifier: GPL-2.0 */
2
3
4#ifndef _MD_CLUSTER_H
5#define _MD_CLUSTER_H
6
7#include "md.h"
8
9struct mddev;
10struct md_rdev;
11
12struct md_cluster_operations {
13	int (*join)(struct mddev *mddev, int nodes);
14	int (*leave)(struct mddev *mddev);
15	int (*slot_number)(struct mddev *mddev);
16	int (*resync_info_update)(struct mddev *mddev, sector_t lo, sector_t hi);
17	void (*resync_info_get)(struct mddev *mddev, sector_t *lo, sector_t *hi);
18	int (*metadata_update_start)(struct mddev *mddev);
19	int (*metadata_update_finish)(struct mddev *mddev);
20	void (*metadata_update_cancel)(struct mddev *mddev);
21	int (*resync_start)(struct mddev *mddev);
22	int (*resync_finish)(struct mddev *mddev);
23	int (*area_resyncing)(struct mddev *mddev, int direction, sector_t lo, sector_t hi);
24	int (*add_new_disk)(struct mddev *mddev, struct md_rdev *rdev);
25	void (*add_new_disk_cancel)(struct mddev *mddev);
26	int (*new_disk_ack)(struct mddev *mddev, bool ack);
27	int (*remove_disk)(struct mddev *mddev, struct md_rdev *rdev);
28	void (*load_bitmaps)(struct mddev *mddev, int total_slots);
29	int (*gather_bitmaps)(struct md_rdev *rdev);
30	int (*resize_bitmaps)(struct mddev *mddev, sector_t newsize, sector_t oldsize);
31	int (*lock_all_bitmaps)(struct mddev *mddev);
32	void (*unlock_all_bitmaps)(struct mddev *mddev);
33	void (*update_size)(struct mddev *mddev, sector_t old_dev_sectors);
34};
35
36#endif /* _MD_CLUSTER_H */
37