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- /* SPDX-License-Identifier: GPL-2.0 */
- #ifndef _MD_CLUSTER_H
- #define _MD_CLUSTER_H
- #include "md.h"
- struct mddev;
- struct md_rdev;
- struct md_cluster_operations {
- struct md_submodule_head head;
- int (*join)(struct mddev *mddev, int nodes);
- int (*leave)(struct mddev *mddev);
- int (*slot_number)(struct mddev *mddev);
- int (*resync_info_update)(struct mddev *mddev, sector_t lo, sector_t hi);
- int (*resync_start_notify)(struct mddev *mddev);
- int (*resync_status_get)(struct mddev *mddev);
- void (*resync_info_get)(struct mddev *mddev, sector_t *lo, sector_t *hi);
- int (*metadata_update_start)(struct mddev *mddev);
- int (*metadata_update_finish)(struct mddev *mddev);
- void (*metadata_update_cancel)(struct mddev *mddev);
- int (*resync_start)(struct mddev *mddev);
- int (*resync_finish)(struct mddev *mddev);
- int (*area_resyncing)(struct mddev *mddev, int direction, sector_t lo, sector_t hi);
- int (*add_new_disk)(struct mddev *mddev, struct md_rdev *rdev);
- void (*add_new_disk_cancel)(struct mddev *mddev);
- int (*new_disk_ack)(struct mddev *mddev, bool ack);
- int (*remove_disk)(struct mddev *mddev, struct md_rdev *rdev);
- void (*load_bitmaps)(struct mddev *mddev, int total_slots);
- int (*gather_bitmaps)(struct md_rdev *rdev);
- int (*resize_bitmaps)(struct mddev *mddev, sector_t newsize, sector_t oldsize);
- int (*lock_all_bitmaps)(struct mddev *mddev);
- void (*unlock_all_bitmaps)(struct mddev *mddev);
- void (*update_size)(struct mddev *mddev, sector_t old_dev_sectors);
- };
- extern int md_setup_cluster(struct mddev *mddev, int nodes);
- extern void md_cluster_stop(struct mddev *mddev);
- extern void md_reload_sb(struct mddev *mddev, int raid_disk);
- #endif /* _MD_CLUSTER_H */
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