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bcachefs: Split out replicas_format.h

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Signed-off-by: Kent Overstreet <kent.overstreet@linux.dev>
This commit is contained in:
Kent Overstreet 2024-05-28 17:13:52 -04:00
parent 1cdcc6e3c2
commit 24998050b6
2 changed files with 36 additions and 32 deletions
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37
fs/bcachefs/bcachefs_format.h
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@ -503,19 +503,20 @@ struct bch_sb_field {
#include "alloc_background_format.h"
#include "extents_format.h"
#include "reflink_format.h"
#include "ec_format.h"
#include "inode_format.h"
#include "dirent_format.h"
#include "disk_groups_format.h"
#include "xattr_format.h"
#include "quota_format.h"
#include "inode_format.h"
#include "logged_ops_format.h"
#include "quota_format.h"
#include "reflink_format.h"
#include "replicas_format.h"
#include "snapshot_format.h"
#include "subvolume_format.h"
#include "sb-counters_format.h"
#include "sb-downgrade_format.h"
#include "sb-members_format.h"
#include "xattr_format.h"
enum bch_sb_field_type {
#define x(f, nr) BCH_SB_FIELD_##f = nr,
@ -596,8 +597,6 @@ LE64_BITMASK(BCH_KDF_SCRYPT_N, struct bch_sb_field_crypt, kdf_flags, 0, 16);
LE64_BITMASK(BCH_KDF_SCRYPT_R, struct bch_sb_field_crypt, kdf_flags, 16, 32);
LE64_BITMASK(BCH_KDF_SCRYPT_P, struct bch_sb_field_crypt, kdf_flags, 32, 48);
/* BCH_SB_FIELD_replicas: */
#define BCH_DATA_TYPES() \
x(free, 0) \
x(sb, 1) \
@ -640,32 +639,6 @@ static inline bool data_type_is_hidden(enum bch_data_type type)
}
}
struct bch_replicas_entry_v0 {
__u8 data_type;
__u8 nr_devs;
__u8 devs[];
} __packed;
struct bch_sb_field_replicas_v0 {
struct bch_sb_field field;
struct bch_replicas_entry_v0 entries[];
} __packed __aligned(8);
struct bch_replicas_entry_v1 {
__u8 data_type;
__u8 nr_devs;
__u8 nr_required;
__u8 devs[];
} __packed;
#define replicas_entry_bytes(_i) \
(offsetof(typeof(*(_i)), devs) + (_i)->nr_devs)
struct bch_sb_field_replicas {
struct bch_sb_field field;
struct bch_replicas_entry_v1 entries[];
} __packed __aligned(8);
/*
* On clean shutdown, store btree roots and current journal sequence number in
* the superblock:

31
fs/bcachefs/replicas_format.h Normal file
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@ -0,0 +1,31 @@
/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _BCACHEFS_REPLICAS_FORMAT_H
#define _BCACHEFS_REPLICAS_FORMAT_H
struct bch_replicas_entry_v0 {
__u8 data_type;
__u8 nr_devs;
__u8 devs[];
} __packed;
struct bch_sb_field_replicas_v0 {
struct bch_sb_field field;
struct bch_replicas_entry_v0 entries[];
} __packed __aligned(8);
struct bch_replicas_entry_v1 {
__u8 data_type;
__u8 nr_devs;
__u8 nr_required;
__u8 devs[];
} __packed;
struct bch_sb_field_replicas {
struct bch_sb_field field;
struct bch_replicas_entry_v1 entries[];
} __packed __aligned(8);
#define replicas_entry_bytes(_i) \
(offsetof(typeof(*(_i)), devs) + (_i)->nr_devs)
#endif /* _BCACHEFS_REPLICAS_FORMAT_H */