| 1 | /* SPDX-License-Identifier: GPL-2.0 */ |
|---|---|
| 2 | #ifndef _BCACHEFS_EC_TYPES_H |
| 3 | #define _BCACHEFS_EC_TYPES_H |
| 4 | |
| 5 | #include "bcachefs_format.h" |
| 6 | |
| 7 | struct bch_replicas_padded { |
| 8 | struct bch_replicas_entry_v1 e; |
| 9 | u8 pad[BCH_BKEY_PTRS_MAX]; |
| 10 | }; |
| 11 | |
| 12 | struct stripe { |
| 13 | size_t heap_idx; |
| 14 | u16 sectors; |
| 15 | u8 algorithm; |
| 16 | u8 nr_blocks; |
| 17 | u8 nr_redundant; |
| 18 | u8 blocks_nonempty; |
| 19 | }; |
| 20 | |
| 21 | struct gc_stripe { |
| 22 | u16 sectors; |
| 23 | |
| 24 | u8 nr_blocks; |
| 25 | u8 nr_redundant; |
| 26 | |
| 27 | unsigned alive:1; /* does a corresponding key exist in stripes btree? */ |
| 28 | u16 block_sectors[BCH_BKEY_PTRS_MAX]; |
| 29 | struct bch_extent_ptr ptrs[BCH_BKEY_PTRS_MAX]; |
| 30 | |
| 31 | struct bch_replicas_padded r; |
| 32 | }; |
| 33 | |
| 34 | struct ec_stripe_heap_entry { |
| 35 | size_t idx; |
| 36 | unsigned blocks_nonempty; |
| 37 | }; |
| 38 | |
| 39 | typedef HEAP(struct ec_stripe_heap_entry) ec_stripes_heap; |
| 40 | |
| 41 | #endif /* _BCACHEFS_EC_TYPES_H */ |
| 42 |