git.sesse.net Git - bcachefs-tools-debian/blob - libbcachefs/ec_types.h

   1 /* SPDX-License-Identifier: GPL-2.0 */
   2 #ifndef _BCACHEFS_EC_TYPES_H
   3 #define _BCACHEFS_EC_TYPES_H
   4
   5 #include <linux/llist.h>
   6
   7 #define EC_STRIPE_MAX   16
   8
   9 struct bch_replicas_padded {
  10         struct bch_replicas_entry       e;
  11         u8                              pad[EC_STRIPE_MAX];
  12 };
  13
  14 struct stripe {
  15         size_t                  heap_idx;
  16
  17         u16                     sectors;
  18         u8                      algorithm;
  19
  20         u8                      nr_blocks;
  21         u8                      nr_redundant;
  22
  23         unsigned                alive:1;
  24         unsigned                dirty:1;
  25         unsigned                on_heap:1;
  26         u8                      blocks_nonempty;
  27         u16                     block_sectors[EC_STRIPE_MAX];
  28
  29         struct bch_replicas_padded r;
  30 };
  31
  32 struct ec_stripe_heap_entry {
  33         size_t                  idx;
  34         unsigned                blocks_nonempty;
  35 };
  36
  37 typedef HEAP(struct ec_stripe_heap_entry) ec_stripes_heap;
  38
  39 #endif /* _BCACHEFS_EC_TYPES_H */