/* 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 {

  	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);

  	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);

  };
  
  #endif /* _MD_CLUSTER_H */