1 /* SPDX-License-Identifier: GPL-2.0 */
2 #ifndef _BUCKETS_TYPES_H
3 #define _BUCKETS_TYPES_H
5 #include "bcachefs_format.h"
8 #define BUCKET_JOURNAL_SEQ_BITS 16
24 * low bits of journal sequence number when this bucket was most
25 * recently modified: if journal_seq_valid is set, this bucket can't be
26 * reused until the journal sequence number written to disk is >= the
27 * bucket's journal sequence number:
36 struct bucket_mark _mark;
37 const struct bucket_mark mark;
53 struct bch_dev_usage {
54 u64 buckets[BCH_DATA_NR];
56 u64 buckets_unavailable;
58 /* _compressed_ sectors: */
59 u64 sectors[BCH_DATA_NR];
60 u64 sectors_fragmented;
67 /* all fields are in units of 512 byte sectors: */
71 /* fields after online_reserved are cleared/recalculated by gc: */
81 /* XXX: add stats for compression ratio */
89 u64 persistent_reserved[BCH_REPLICAS_MAX];
93 struct bch_fs_usage_short {
100 struct replicas_delta {
102 struct bch_replicas_entry r;
105 struct replicas_delta_list {
109 struct {} memset_start;
111 u64 persistent_reserved[BCH_REPLICAS_MAX];
112 struct {} memset_end;
113 struct replicas_delta d[0];
117 * A reservation for space on disk:
119 struct disk_reservation {
122 unsigned nr_replicas;
125 struct copygc_heap_entry {
133 typedef HEAP(struct copygc_heap_entry) copygc_heap;
135 #endif /* _BUCKETS_TYPES_H */