blob: e765499ba59125b7ac4529e6805b1ea15582ab45 [file] [log] [blame]
Goldwyn Rodriguesedb39c92014-03-29 10:01:53 -05001
2
3#ifndef _MD_CLUSTER_H
4#define _MD_CLUSTER_H
5
6#include "md.h"
7
8struct mddev;
Goldwyn Rodrigues1aee41f2014-10-29 18:51:31 -05009struct md_rdev;
Goldwyn Rodriguesedb39c92014-03-29 10:01:53 -050010
11struct md_cluster_operations {
Goldwyn Rodriguescf921cc2014-03-30 00:42:49 -050012 int (*join)(struct mddev *mddev, int nodes);
Goldwyn Rodriguesedb39c92014-03-29 10:01:53 -050013 int (*leave)(struct mddev *mddev);
Goldwyn Rodriguescf921cc2014-03-30 00:42:49 -050014 int (*slot_number)(struct mddev *mddev);
Goldwyn Rodriguesc40f3412015-08-19 08:14:42 +100015 int (*resync_info_update)(struct mddev *mddev, sector_t lo, sector_t hi);
Goldwyn Rodrigues293467a2014-06-07 01:44:51 -050016 int (*metadata_update_start)(struct mddev *mddev);
17 int (*metadata_update_finish)(struct mddev *mddev);
Goldwyn Rodriguesdbb64f82015-10-01 13:20:27 -050018 void (*metadata_update_cancel)(struct mddev *mddev);
Goldwyn Rodriguesc186b122015-09-30 13:20:35 -050019 int (*resync_start)(struct mddev *mddev);
20 int (*resync_finish)(struct mddev *mddev);
Goldwyn Rodrigues90382ed2015-06-24 09:30:32 -050021 int (*area_resyncing)(struct mddev *mddev, int direction, sector_t lo, sector_t hi);
Goldwyn Rodriguesdbb64f82015-10-01 13:20:27 -050022 int (*add_new_disk)(struct mddev *mddev, struct md_rdev *rdev);
23 void (*add_new_disk_cancel)(struct mddev *mddev);
Goldwyn Rodriguesfa8259d2015-03-02 10:55:49 -060024 int (*new_disk_ack)(struct mddev *mddev, bool ack);
Goldwyn Rodrigues88bcfef2015-04-14 10:44:44 -050025 int (*remove_disk)(struct mddev *mddev, struct md_rdev *rdev);
Guoqing Jiang51e453a2016-05-04 02:17:09 -040026 void (*load_bitmaps)(struct mddev *mddev, int total_slots);
Goldwyn Rodrigues97f6cd32015-04-14 10:45:42 -050027 int (*gather_bitmaps)(struct md_rdev *rdev);
Guoqing Jiangf6a2dc62015-12-21 10:51:00 +110028 int (*lock_all_bitmaps)(struct mddev *mddev);
29 void (*unlock_all_bitmaps)(struct mddev *mddev);
Goldwyn Rodriguesedb39c92014-03-29 10:01:53 -050030};
31
32#endif /* _MD_CLUSTER_H */