diff options
Diffstat (limited to 'fs/bcachefs/sb-members.h')
| -rw-r--r-- | fs/bcachefs/sb-members.h | 42 |
1 files changed, 41 insertions, 1 deletions
diff --git a/fs/bcachefs/sb-members.h b/fs/bcachefs/sb-members.h index 430f3457bfd4..7cfd55a43bb5 100644 --- a/fs/bcachefs/sb-members.h +++ b/fs/bcachefs/sb-members.h @@ -2,8 +2,10 @@ #ifndef _BCACHEFS_SB_MEMBERS_H #define _BCACHEFS_SB_MEMBERS_H +extern char * const bch2_member_error_strs[]; + int bch2_members_v2_init(struct bch_fs *c); -int bch_members_cpy_v2_v1(struct bch_sb_handle *disk_sb); +int bch2_sb_members_cpy_v2_v1(struct bch_sb_handle *disk_sb); struct bch_member *bch2_members_v2_get_mut(struct bch_sb *sb, int i); struct bch_member bch2_sb_member_get(struct bch_sb *sb, int i); @@ -179,4 +181,42 @@ static inline struct bch_devs_mask bch2_online_devs(struct bch_fs *c) extern const struct bch_sb_field_ops bch_sb_field_ops_members_v1; extern const struct bch_sb_field_ops bch_sb_field_ops_members_v2; +static inline bool bch2_member_exists(struct bch_member *m) +{ + return !bch2_is_zero(&m->uuid, sizeof(m->uuid)); +} + +static inline bool bch2_dev_exists(struct bch_sb *sb, + unsigned dev) +{ + if (dev < sb->nr_devices) { + struct bch_member m = bch2_sb_member_get(sb, dev); + return bch2_member_exists(&m); + } + return false; +} + +static inline struct bch_member_cpu bch2_mi_to_cpu(struct bch_member *mi) +{ + return (struct bch_member_cpu) { + .nbuckets = le64_to_cpu(mi->nbuckets), + .first_bucket = le16_to_cpu(mi->first_bucket), + .bucket_size = le16_to_cpu(mi->bucket_size), + .group = BCH_MEMBER_GROUP(mi), + .state = BCH_MEMBER_STATE(mi), + .discard = BCH_MEMBER_DISCARD(mi), + .data_allowed = BCH_MEMBER_DATA_ALLOWED(mi), + .durability = BCH_MEMBER_DURABILITY(mi) + ? BCH_MEMBER_DURABILITY(mi) - 1 + : 1, + .freespace_initialized = BCH_MEMBER_FREESPACE_INITIALIZED(mi), + .valid = bch2_member_exists(mi), + }; +} + +void bch2_sb_members_from_cpu(struct bch_fs *); + +void bch2_dev_io_errors_to_text(struct printbuf *, struct bch_dev *); +void bch2_dev_errors_reset(struct bch_dev *); + #endif /* _BCACHEFS_SB_MEMBERS_H */ |