LXR linux/drivers/md/md-cluster.h

   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