-static unsigned get_dev_has_data(struct bch_sb *sb, unsigned dev)
-{
- struct bch_sb_field_replicas *replicas;
- struct bch_replicas_entry *r;
- unsigned i, data_has = 0;
-
- replicas = bch2_sb_get_replicas(sb);
-
- if (replicas)
- for_each_replicas_entry(replicas, r)
- for (i = 0; i < r->nr; i++)
- if (r->devs[i] == dev)
- data_has |= 1 << r->data_type;
-
- return data_has;
-}
-
-/* superblock printing: */
-
-static void bch2_sb_print_layout(struct bch_sb *sb, enum units units)
-{
- struct bch_sb_layout *l = &sb->layout;
- unsigned i;
-
- printf(" type: %u\n"
- " superblock max size: %s\n"
- " nr superblocks: %u\n"
- " Offsets: ",
- l->layout_type,
- pr_units(1 << l->sb_max_size_bits, units),
- l->nr_superblocks);
-
- for (i = 0; i < l->nr_superblocks; i++) {
- if (i)
- printf(", ");
- printf("%llu", le64_to_cpu(l->sb_offset[i]));
- }
- putchar('\n');
-}
-
-static void bch2_sb_print_journal(struct bch_sb *sb, struct bch_sb_field *f,
- enum units units)
-{
- struct bch_sb_field_journal *journal = field_to_type(f, journal);
- unsigned i, nr = bch2_nr_journal_buckets(journal);
-
- printf(" Buckets: ");
- for (i = 0; i < nr; i++) {
- if (i)
- putchar(' ');
- printf("%llu", le64_to_cpu(journal->buckets[i]));
- }
- putchar('\n');
-}
-
-static void bch2_sb_print_members(struct bch_sb *sb, struct bch_sb_field *f,
- enum units units)
-{
- struct bch_sb_field_members *mi = field_to_type(f, members);
- struct bch_sb_field_disk_groups *gi = bch2_sb_get_disk_groups(sb);
- unsigned i;
-
- for (i = 0; i < sb->nr_devices; i++) {
- struct bch_member *m = mi->members + i;
- time_t last_mount = le64_to_cpu(m->last_mount);
- char member_uuid_str[40];
- char data_allowed_str[100];
- char data_has_str[100];
- char group[64];
-
- if (!bch2_member_exists(m))
- continue;
-
- uuid_unparse(m->uuid.b, member_uuid_str);
-
- if (BCH_MEMBER_GROUP(m)) {
- unsigned idx = BCH_MEMBER_GROUP(m) - 1;
-
- if (idx < disk_groups_nr(gi)) {
- memcpy(group, gi->entries[idx].label,
- BCH_SB_LABEL_SIZE);
- group[BCH_SB_LABEL_SIZE] = '\0';
- } else {
- strcpy(group, "(bad disk groups section");
- }
- }
-
- bch2_scnprint_flag_list(data_allowed_str,
- sizeof(data_allowed_str),
- bch2_data_types,
- BCH_MEMBER_DATA_ALLOWED(m));
- if (!data_allowed_str[0])
- strcpy(data_allowed_str, "(none)");
-
- bch2_scnprint_flag_list(data_has_str,
- sizeof(data_has_str),
- bch2_data_types,
- get_dev_has_data(sb, i));
- if (!data_has_str[0])
- strcpy(data_has_str, "(none)");
-
- printf(" Device %u:\n"
- " UUID: %s\n"
- " Size: %s\n"
- " Bucket size: %s\n"
- " First bucket: %u\n"
- " Buckets: %llu\n"
- " Last mount: %s\n"
- " State: %s\n"
- " Group: %s\n"
- " Data allowed: %s\n"
-
- " Has data: %s\n"
-
- " Replacement policy: %s\n"
- " Discard: %llu\n",
- i, member_uuid_str,
- pr_units(le16_to_cpu(m->bucket_size) *
- le64_to_cpu(m->nbuckets), units),
- pr_units(le16_to_cpu(m->bucket_size), units),
- le16_to_cpu(m->first_bucket),
- le64_to_cpu(m->nbuckets),
- last_mount ? ctime(&last_mount) : "(never)",
-
- BCH_MEMBER_STATE(m) < BCH_MEMBER_STATE_NR
- ? bch2_dev_state[BCH_MEMBER_STATE(m)]
- : "unknown",
-
- group,
- data_allowed_str,
- data_has_str,
-
- BCH_MEMBER_REPLACEMENT(m) < CACHE_REPLACEMENT_NR
- ? bch2_cache_replacement_policies[BCH_MEMBER_REPLACEMENT(m)]
- : "unknown",
-
- BCH_MEMBER_DISCARD(m));
- }
-}
-
-static void bch2_sb_print_crypt(struct bch_sb *sb, struct bch_sb_field *f,
- enum units units)
-{
- struct bch_sb_field_crypt *crypt = field_to_type(f, crypt);
-
- printf(" KFD: %llu\n"
- " scrypt n: %llu\n"
- " scrypt r: %llu\n"
- " scrypt p: %llu\n",
- BCH_CRYPT_KDF_TYPE(crypt),
- BCH_KDF_SCRYPT_N(crypt),
- BCH_KDF_SCRYPT_R(crypt),
- BCH_KDF_SCRYPT_P(crypt));
-}
-
-static void bch2_sb_print_replicas(struct bch_sb *sb, struct bch_sb_field *f,
- enum units units)
-{
- struct bch_sb_field_replicas *replicas = field_to_type(f, replicas);
- struct bch_replicas_entry *e;
- unsigned i;
-
- for_each_replicas_entry(replicas, e) {
- printf_pad(32, " %s:", bch2_data_types[e->data_type]);
-
- putchar('[');
- for (i = 0; i < e->nr; i++) {
- if (i)
- putchar(' ');
- printf("%u", e->devs[i]);
- }
- printf("]\n");
- }
-}
-
-static void bch2_sb_print_quota(struct bch_sb *sb, struct bch_sb_field *f,
- enum units units)
-{
-}
-
-static void bch2_sb_print_disk_groups(struct bch_sb *sb, struct bch_sb_field *f,
- enum units units)
-{
-}
-
-static void bch2_sb_print_clean(struct bch_sb *sb, struct bch_sb_field *f,
- enum units units)
-{
-}
-
-typedef void (*sb_field_print_fn)(struct bch_sb *, struct bch_sb_field *, enum units);
-
-struct bch_sb_field_toolops {
- sb_field_print_fn print;
-};
-
-static const struct bch_sb_field_toolops bch2_sb_field_ops[] = {
-#define x(f, nr) \
- [BCH_SB_FIELD_##f] = { \
- .print = bch2_sb_print_##f, \
- },
- BCH_SB_FIELDS()
-#undef x
-};
-
-static inline void bch2_sb_field_print(struct bch_sb *sb,
- struct bch_sb_field *f,
- enum units units)
-{
- unsigned type = le32_to_cpu(f->type);
-
- if (type < BCH_SB_FIELD_NR)
- bch2_sb_field_ops[type].print(sb, f, units);
- else
- printf("(unknown field %u)\n", type);
-}
-
-void bch2_sb_print(struct bch_sb *sb, bool print_layout,
- unsigned fields, enum units units)
-{
- struct bch_sb_field_members *mi;
- char user_uuid_str[40], internal_uuid_str[40];
- char fields_have_str[200];
- char label[BCH_SB_LABEL_SIZE + 1];
- struct bch_sb_field *f;
- u64 fields_have = 0;
- unsigned nr_devices = 0;
-
- memset(label, 0, sizeof(label));
- memcpy(label, sb->label, sizeof(sb->label));
- uuid_unparse(sb->user_uuid.b, user_uuid_str);
- uuid_unparse(sb->uuid.b, internal_uuid_str);
-
- mi = bch2_sb_get_members(sb);
- if (mi) {
- struct bch_member *m;
-
- for (m = mi->members;
- m < mi->members + sb->nr_devices;
- m++)
- nr_devices += bch2_member_exists(m);
- }
-
- vstruct_for_each(sb, f)
- fields_have |= 1 << le32_to_cpu(f->type);
- bch2_scnprint_flag_list(fields_have_str, sizeof(fields_have_str),
- bch2_sb_fields, fields_have);
-
- printf("External UUID: %s\n"
- "Internal UUID: %s\n"
- "Label: %s\n"
- "Version: %llu\n"
- "Block_size: %s\n"
- "Btree node size: %s\n"
- "Error action: %s\n"
- "Clean: %llu\n"
-
- "Metadata replicas: %llu\n"
- "Data replicas: %llu\n"
-
- "Metadata checksum type: %s (%llu)\n"
- "Data checksum type: %s (%llu)\n"
- "Compression type: %s (%llu)\n"
-
- "Foreground write target: %llu\n"
- "Background write target: %llu\n"
- "Promote target: %llu\n"
-
- "String hash type: %s (%llu)\n"
- "32 bit inodes: %llu\n"
- "GC reserve percentage: %llu%%\n"
- "Root reserve percentage: %llu%%\n"
-
- "Devices: %u live, %u total\n"
- "Sections: %s\n"
- "Superblock size: %llu\n",
- user_uuid_str,
- internal_uuid_str,
- label,
- le64_to_cpu(sb->version),
- pr_units(le16_to_cpu(sb->block_size), units),
- pr_units(BCH_SB_BTREE_NODE_SIZE(sb), units),
-
- BCH_SB_ERROR_ACTION(sb) < BCH_NR_ERROR_ACTIONS
- ? bch2_error_actions[BCH_SB_ERROR_ACTION(sb)]
- : "unknown",
-
- BCH_SB_CLEAN(sb),
-
- BCH_SB_META_REPLICAS_WANT(sb),
- BCH_SB_DATA_REPLICAS_WANT(sb),
-
- BCH_SB_META_CSUM_TYPE(sb) < BCH_CSUM_OPT_NR
- ? bch2_csum_types[BCH_SB_META_CSUM_TYPE(sb)]
- : "unknown",
- BCH_SB_META_CSUM_TYPE(sb),
-
- BCH_SB_DATA_CSUM_TYPE(sb) < BCH_CSUM_OPT_NR
- ? bch2_csum_types[BCH_SB_DATA_CSUM_TYPE(sb)]
- : "unknown",
- BCH_SB_DATA_CSUM_TYPE(sb),
-
- BCH_SB_COMPRESSION_TYPE(sb) < BCH_COMPRESSION_OPT_NR
- ? bch2_compression_types[BCH_SB_COMPRESSION_TYPE(sb)]
- : "unknown",
- BCH_SB_COMPRESSION_TYPE(sb),
-
- BCH_SB_FOREGROUND_TARGET(sb),
- BCH_SB_BACKGROUND_TARGET(sb),
- BCH_SB_PROMOTE_TARGET(sb),
-
- BCH_SB_STR_HASH_TYPE(sb) < BCH_STR_HASH_NR
- ? bch2_str_hash_types[BCH_SB_STR_HASH_TYPE(sb)]
- : "unknown",
- BCH_SB_STR_HASH_TYPE(sb),
-
- BCH_SB_INODE_32BIT(sb),
- BCH_SB_GC_RESERVE(sb),
- BCH_SB_ROOT_RESERVE(sb),
-
- nr_devices, sb->nr_devices,
- fields_have_str,
- vstruct_bytes(sb));
-
- if (print_layout) {
- printf("\n"
- "Layout:\n");
- bch2_sb_print_layout(sb, units);
- }
-
- vstruct_for_each(sb, f) {
- unsigned type = le32_to_cpu(f->type);
- char name[60];
-
- if (!(fields & (1 << type)))
- continue;
-
- if (type < BCH_SB_FIELD_NR) {
- scnprintf(name, sizeof(name), "%s", bch2_sb_fields[type]);
- name[0] = toupper(name[0]);
- } else {
- scnprintf(name, sizeof(name), "(unknown field %u)", type);
- }
-
- printf("\n%s (size %llu):\n", name, vstruct_bytes(f));
- if (type < BCH_SB_FIELD_NR)
- bch2_sb_field_print(sb, f, units);
- }
-}
-