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author | Kent Overstreet <kent.overstreet@linux.dev> | 2023-08-05 15:40:21 -0400 |
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committer | Kent Overstreet <kent.overstreet@linux.dev> | 2023-10-22 17:10:10 -0400 |
commit | fb8e5b4cae91b1837006df3b6f81424e71ee8572 (patch) | |
tree | 93c34f63073057ac874b62f9366609348b3be1fb /fs/bcachefs/super-io.c | |
parent | 8079aab085f2203960b352a153f07245d0507bf8 (diff) | |
download | linux-stable-fb8e5b4cae91b1837006df3b6f81424e71ee8572.tar.gz linux-stable-fb8e5b4cae91b1837006df3b6f81424e71ee8572.tar.bz2 linux-stable-fb8e5b4cae91b1837006df3b6f81424e71ee8572.zip |
bcachefs: sb-members.c
Split out a new file for bch_sb_field_members - we'll likely want to
move more code here in the future.
Signed-off-by: Kent Overstreet <kent.overstreet@linux.dev>
Diffstat (limited to 'fs/bcachefs/super-io.c')
-rw-r--r-- | fs/bcachefs/super-io.c | 167 |
1 files changed, 1 insertions, 166 deletions
diff --git a/fs/bcachefs/super-io.c b/fs/bcachefs/super-io.c index 405ea74d0b83..bea922e720a2 100644 --- a/fs/bcachefs/super-io.c +++ b/fs/bcachefs/super-io.c @@ -16,6 +16,7 @@ #include "recovery.h" #include "replicas.h" #include "quota.h" +#include "sb-members.h" #include "super-io.h" #include "super.h" #include "trace.h" @@ -1015,172 +1016,6 @@ void __bch2_check_set_feature(struct bch_fs *c, unsigned feat) mutex_unlock(&c->sb_lock); } -/* BCH_SB_FIELD_members: */ - -static int bch2_sb_members_validate(struct bch_sb *sb, - struct bch_sb_field *f, - struct printbuf *err) -{ - struct bch_sb_field_members *mi = field_to_type(f, members); - unsigned i; - - if ((void *) (mi->members + sb->nr_devices) > - vstruct_end(&mi->field)) { - prt_printf(err, "too many devices for section size"); - return -BCH_ERR_invalid_sb_members; - } - - for (i = 0; i < sb->nr_devices; i++) { - struct bch_member *m = mi->members + i; - - if (!bch2_member_exists(m)) - continue; - - if (le64_to_cpu(m->nbuckets) > LONG_MAX) { - prt_printf(err, "device %u: too many buckets (got %llu, max %lu)", - i, le64_to_cpu(m->nbuckets), LONG_MAX); - return -BCH_ERR_invalid_sb_members; - } - - if (le64_to_cpu(m->nbuckets) - - le16_to_cpu(m->first_bucket) < BCH_MIN_NR_NBUCKETS) { - prt_printf(err, "device %u: not enough buckets (got %llu, max %u)", - i, le64_to_cpu(m->nbuckets), BCH_MIN_NR_NBUCKETS); - return -BCH_ERR_invalid_sb_members; - } - - if (le16_to_cpu(m->bucket_size) < - le16_to_cpu(sb->block_size)) { - prt_printf(err, "device %u: bucket size %u smaller than block size %u", - i, le16_to_cpu(m->bucket_size), le16_to_cpu(sb->block_size)); - return -BCH_ERR_invalid_sb_members; - } - - if (le16_to_cpu(m->bucket_size) < - BCH_SB_BTREE_NODE_SIZE(sb)) { - prt_printf(err, "device %u: bucket size %u smaller than btree node size %llu", - i, le16_to_cpu(m->bucket_size), BCH_SB_BTREE_NODE_SIZE(sb)); - return -BCH_ERR_invalid_sb_members; - } - } - - return 0; -} - -static void bch2_sb_members_to_text(struct printbuf *out, struct bch_sb *sb, - struct bch_sb_field *f) -{ - 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; - unsigned data_have = bch2_sb_dev_has_data(sb, i); - u64 bucket_size = le16_to_cpu(m->bucket_size); - u64 device_size = le64_to_cpu(m->nbuckets) * bucket_size; - - if (!bch2_member_exists(m)) - continue; - - prt_printf(out, "Device:"); - prt_tab(out); - prt_printf(out, "%u", i); - prt_newline(out); - - printbuf_indent_add(out, 2); - - prt_printf(out, "UUID:"); - prt_tab(out); - pr_uuid(out, m->uuid.b); - prt_newline(out); - - prt_printf(out, "Size:"); - prt_tab(out); - prt_units_u64(out, device_size << 9); - prt_newline(out); - - prt_printf(out, "Bucket size:"); - prt_tab(out); - prt_units_u64(out, bucket_size << 9); - prt_newline(out); - - prt_printf(out, "First bucket:"); - prt_tab(out); - prt_printf(out, "%u", le16_to_cpu(m->first_bucket)); - prt_newline(out); - - prt_printf(out, "Buckets:"); - prt_tab(out); - prt_printf(out, "%llu", le64_to_cpu(m->nbuckets)); - prt_newline(out); - - prt_printf(out, "Last mount:"); - prt_tab(out); - if (m->last_mount) - pr_time(out, le64_to_cpu(m->last_mount)); - else - prt_printf(out, "(never)"); - prt_newline(out); - - prt_printf(out, "State:"); - prt_tab(out); - prt_printf(out, "%s", - BCH_MEMBER_STATE(m) < BCH_MEMBER_STATE_NR - ? bch2_member_states[BCH_MEMBER_STATE(m)] - : "unknown"); - prt_newline(out); - - prt_printf(out, "Label:"); - prt_tab(out); - if (BCH_MEMBER_GROUP(m)) { - unsigned idx = BCH_MEMBER_GROUP(m) - 1; - - if (idx < disk_groups_nr(gi)) - prt_printf(out, "%s (%u)", - gi->entries[idx].label, idx); - else - prt_printf(out, "(bad disk labels section)"); - } else { - prt_printf(out, "(none)"); - } - prt_newline(out); - - prt_printf(out, "Data allowed:"); - prt_tab(out); - if (BCH_MEMBER_DATA_ALLOWED(m)) - prt_bitflags(out, bch2_data_types, BCH_MEMBER_DATA_ALLOWED(m)); - else - prt_printf(out, "(none)"); - prt_newline(out); - - prt_printf(out, "Has data:"); - prt_tab(out); - if (data_have) - prt_bitflags(out, bch2_data_types, data_have); - else - prt_printf(out, "(none)"); - prt_newline(out); - - prt_printf(out, "Discard:"); - prt_tab(out); - prt_printf(out, "%llu", BCH_MEMBER_DISCARD(m)); - prt_newline(out); - - prt_printf(out, "Freespace initialized:"); - prt_tab(out); - prt_printf(out, "%llu", BCH_MEMBER_FREESPACE_INITIALIZED(m)); - prt_newline(out); - - printbuf_indent_sub(out, 2); - } -} - -static const struct bch_sb_field_ops bch_sb_field_ops_members = { - .validate = bch2_sb_members_validate, - .to_text = bch2_sb_members_to_text, -}; - /* BCH_SB_FIELD_crypt: */ static int bch2_sb_crypt_validate(struct bch_sb *sb, |