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[mirror_ubuntu-artful-kernel.git] / drivers / md / md-cluster.h
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1
2
3#ifndef _MD_CLUSTER_H
4#define _MD_CLUSTER_H
5
6#include "md.h"
7
8struct mddev;
1aee41f6 9struct md_rdev;
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10
11struct md_cluster_operations {
cf921cc1 12 int (*join)(struct mddev *mddev, int nodes);
edb39c9d 13 int (*leave)(struct mddev *mddev);
cf921cc1 14 int (*slot_number)(struct mddev *mddev);
c40f341f 15 int (*resync_info_update)(struct mddev *mddev, sector_t lo, sector_t hi);
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16 int (*metadata_update_start)(struct mddev *mddev);
17 int (*metadata_update_finish)(struct mddev *mddev);
dbb64f86 18 void (*metadata_update_cancel)(struct mddev *mddev);
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19 int (*resync_start)(struct mddev *mddev);
20 int (*resync_finish)(struct mddev *mddev);
90382ed9 21 int (*area_resyncing)(struct mddev *mddev, int direction, sector_t lo, sector_t hi);
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22 int (*add_new_disk)(struct mddev *mddev, struct md_rdev *rdev);
23 void (*add_new_disk_cancel)(struct mddev *mddev);
fa8259da 24 int (*new_disk_ack)(struct mddev *mddev, bool ack);
88bcfef7 25 int (*remove_disk)(struct mddev *mddev, struct md_rdev *rdev);
51e453ae 26 void (*load_bitmaps)(struct mddev *mddev, int total_slots);
97f6cd39 27 int (*gather_bitmaps)(struct md_rdev *rdev);
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28 int (*lock_all_bitmaps)(struct mddev *mddev);
29 void (*unlock_all_bitmaps)(struct mddev *mddev);
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30};
31
32#endif /* _MD_CLUSTER_H */