root/drivers/md/md-cluster.h

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INCLUDED FROM

   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 
   9 struct mddev;
  10 struct md_rdev;
  11 
  12 struct 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 */
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