diff options
| author | Kent Overstreet <kent.overstreet@linux.dev> | 2023-10-27 16:43:11 -0400 |
|---|---|---|
| committer | Kent Overstreet <kent.overstreet@linux.dev> | 2023-10-27 16:43:11 -0400 |
| commit | 8eaf8ddf45fbcd9900b561f2804f145f06417db5 (patch) | |
| tree | f2343c589fbe7d0645fd1b81ff2af22bb411ca9e | |
| parent | 9799b119c34d7be1ee96d143209cfe5fc543d92a (diff) | |
Update bcachefs sources to 7250b2ee5574 bcachefs: Fix deleted inodes btree in snapshot deletion
56 files changed, 1697 insertions, 882 deletions
diff --git a/.bcachefs_revision b/.bcachefs_revision index db0b3f7a..e904af2a 100644 --- a/.bcachefs_revision +++ b/.bcachefs_revision @@ -1 +1 @@ -0d63ed13ea3d867055ae5752e2e0514a227d1dcb +7250b2ee5574d7e2063c4498dde98ba11e2fd35f diff --git a/libbcachefs.c b/libbcachefs.c index 016ff882..c4a327e3 100644 --- a/libbcachefs.c +++ b/libbcachefs.c @@ -276,7 +276,7 @@ struct bch_sb *bch2_format(struct bch_opt_strs fs_opt_strs, SET_BCH_SB_ENCRYPTION_TYPE(sb.sb, 1); } - bch_members_cpy_v2_v1(&sb); + bch2_sb_members_cpy_v2_v1(&sb); for (i = devs; i < devs + nr_devs; i++) { u64 size_sectors = i->size >> 9; diff --git a/libbcachefs/alloc_background.c b/libbcachefs/alloc_background.c index 455ee0b4..c342ec3b 100644 --- a/libbcachefs/alloc_background.c +++ b/libbcachefs/alloc_background.c @@ -192,114 +192,109 @@ static unsigned bch_alloc_v1_val_u64s(const struct bch_alloc *a) return DIV_ROUND_UP(bytes, sizeof(u64)); } -int bch2_alloc_v1_invalid(const struct bch_fs *c, struct bkey_s_c k, +int bch2_alloc_v1_invalid(struct bch_fs *c, struct bkey_s_c k, enum bkey_invalid_flags flags, struct printbuf *err) { struct bkey_s_c_alloc a = bkey_s_c_to_alloc(k); + int ret = 0; /* allow for unknown fields */ - if (bkey_val_u64s(a.k) < bch_alloc_v1_val_u64s(a.v)) { - prt_printf(err, "incorrect value size (%zu < %u)", - bkey_val_u64s(a.k), bch_alloc_v1_val_u64s(a.v)); - return -BCH_ERR_invalid_bkey; - } - - return 0; + bkey_fsck_err_on(bkey_val_u64s(a.k) < bch_alloc_v1_val_u64s(a.v), c, err, + alloc_v1_val_size_bad, + "incorrect value size (%zu < %u)", + bkey_val_u64s(a.k), bch_alloc_v1_val_u64s(a.v)); +fsck_err: + return ret; } -int bch2_alloc_v2_invalid(const struct bch_fs *c, struct bkey_s_c k, +int bch2_alloc_v2_invalid(struct bch_fs *c, struct bkey_s_c k, enum bkey_invalid_flags flags, struct printbuf *err) { struct bkey_alloc_unpacked u; + int ret = 0; - if (bch2_alloc_unpack_v2(&u, k)) { - prt_printf(err, "unpack error"); - return -BCH_ERR_invalid_bkey; - } - - return 0; + bkey_fsck_err_on(bch2_alloc_unpack_v2(&u, k), c, err, + alloc_v2_unpack_error, + "unpack error"); +fsck_err: + return ret; } -int bch2_alloc_v3_invalid(const struct bch_fs *c, struct bkey_s_c k, +int bch2_alloc_v3_invalid(struct bch_fs *c, struct bkey_s_c k, enum bkey_invalid_flags flags, struct printbuf *err) { struct bkey_alloc_unpacked u; + int ret = 0; - if (bch2_alloc_unpack_v3(&u, k)) { - prt_printf(err, "unpack error"); - return -BCH_ERR_invalid_bkey; - } - - return 0; + bkey_fsck_err_on(bch2_alloc_unpack_v3(&u, k), c, err, + alloc_v2_unpack_error, + "unpack error"); +fsck_err: + return ret; } -int bch2_alloc_v4_invalid(const struct bch_fs *c, struct bkey_s_c k, +int bch2_alloc_v4_invalid(struct bch_fs *c, struct bkey_s_c k, enum bkey_invalid_flags flags, struct printbuf *err) { struct bkey_s_c_alloc_v4 a = bkey_s_c_to_alloc_v4(k); + int ret = 0; - if (alloc_v4_u64s(a.v) > bkey_val_u64s(k.k)) { - prt_printf(err, "bad val size (%u > %zu)", - alloc_v4_u64s(a.v), bkey_val_u64s(k.k)); - return -BCH_ERR_invalid_bkey; - } + bkey_fsck_err_on(alloc_v4_u64s(a.v) > bkey_val_u64s(k.k), c, err, + alloc_v4_val_size_bad, + "bad val size (%u > %zu)", + alloc_v4_u64s(a.v), bkey_val_u64s(k.k)); - if (!BCH_ALLOC_V4_BACKPOINTERS_START(a.v) && - BCH_ALLOC_V4_NR_BACKPOINTERS(a.v)) { - prt_printf(err, "invalid backpointers_start"); - return -BCH_ERR_invalid_bkey; - } + bkey_fsck_err_on(!BCH_ALLOC_V4_BACKPOINTERS_START(a.v) && + BCH_ALLOC_V4_NR_BACKPOINTERS(a.v), c, err, + alloc_v4_backpointers_start_bad, + "invalid backpointers_start"); - if (alloc_data_type(*a.v, a.v->data_type) != a.v->data_type) { - prt_printf(err, "invalid data type (got %u should be %u)", - a.v->data_type, alloc_data_type(*a.v, a.v->data_type)); - return -BCH_ERR_invalid_bkey; - } + bkey_fsck_err_on(alloc_data_type(*a.v, a.v->data_type) != a.v->data_type, c, err, + alloc_key_data_type_bad, + "invalid data type (got %u should be %u)", + a.v->data_type, alloc_data_type(*a.v, a.v->data_type)); switch (a.v->data_type) { case BCH_DATA_free: case BCH_DATA_need_gc_gens: case BCH_DATA_need_discard: - if (a.v->dirty_sectors || - a.v->cached_sectors || - a.v->stripe) { - prt_printf(err, "empty data type free but have data"); - return -BCH_ERR_invalid_bkey; - } + bkey_fsck_err_on(a.v->dirty_sectors || + a.v->cached_sectors || + a.v->stripe, c, err, + alloc_key_empty_but_have_data, + "empty data type free but have data"); break; case BCH_DATA_sb: case BCH_DATA_journal: case BCH_DATA_btree: case BCH_DATA_user: case BCH_DATA_parity: - if (!a.v->dirty_sectors) { - prt_printf(err, "data_type %s but dirty_sectors==0", - bch2_data_types[a.v->data_type]); - return -BCH_ERR_invalid_bkey; - } + bkey_fsck_err_on(!a.v->dirty_sectors, c, err, + alloc_key_dirty_sectors_0, + "data_type %s but dirty_sectors==0", + bch2_data_types[a.v->data_type]); break; case BCH_DATA_cached: - if (!a.v->cached_sectors || - a.v->dirty_sectors || - a.v->stripe) { - prt_printf(err, "data type inconsistency"); - return -BCH_ERR_invalid_bkey; - } - - if (!a.v->io_time[READ] && - c->curr_recovery_pass > BCH_RECOVERY_PASS_check_alloc_to_lru_refs) { - prt_printf(err, "cached bucket with read_time == 0"); - return -BCH_ERR_invalid_bkey; - } + bkey_fsck_err_on(!a.v->cached_sectors || + a.v->dirty_sectors || + a.v->stripe, c, err, + alloc_key_cached_inconsistency, + "data type inconsistency"); + + bkey_fsck_err_on(!a.v->io_time[READ] && + c->curr_recovery_pass > BCH_RECOVERY_PASS_check_alloc_to_lru_refs, + c, err, + alloc_key_cached_but_read_time_zero, + "cached bucket with read_time == 0"); break; case BCH_DATA_stripe: break; } - - return 0; +fsck_err: + return ret; } static inline u64 swab40(u64 x) @@ -521,17 +516,18 @@ static unsigned alloc_gen(struct bkey_s_c k, unsigned offset) : 0; } -int bch2_bucket_gens_invalid(const struct bch_fs *c, struct bkey_s_c k, +int bch2_bucket_gens_invalid(struct bch_fs *c, struct bkey_s_c k, enum bkey_invalid_flags flags, struct printbuf *err) { - if (bkey_val_bytes(k.k) != sizeof(struct bch_bucket_gens)) { - prt_printf(err, "bad val size (%zu != %zu)", - bkey_val_bytes(k.k), sizeof(struct bch_bucket_gens)); - return -BCH_ERR_invalid_bkey; - } + int ret = 0; - return 0; + bkey_fsck_err_on(bkey_val_bytes(k.k) != sizeof(struct bch_bucket_gens), c, err, + bucket_gens_val_size_bad, + "bad val size (%zu != %zu)", + bkey_val_bytes(k.k), sizeof(struct bch_bucket_gens)); +fsck_err: + return ret; } void bch2_bucket_gens_to_text(struct printbuf *out, struct bch_fs *c, struct bkey_s_c k) @@ -986,6 +982,7 @@ int bch2_check_alloc_key(struct btree_trans *trans, int ret; if (fsck_err_on(!bch2_dev_bucket_exists(c, alloc_k.k->p), c, + alloc_key_to_missing_dev_bucket, "alloc key for invalid device:bucket %llu:%llu", alloc_k.k->p.inode, alloc_k.k->p.offset)) return bch2_btree_delete_at(trans, alloc_iter, 0); @@ -1005,7 +1002,8 @@ int bch2_check_alloc_key(struct btree_trans *trans, if (k.k->type != discard_key_type && (c->opts.reconstruct_alloc || - fsck_err(c, "incorrect key in need_discard btree (got %s should be %s)\n" + fsck_err(c, need_discard_key_wrong, + "incorrect key in need_discard btree (got %s should be %s)\n" " %s", bch2_bkey_types[k.k->type], bch2_bkey_types[discard_key_type], @@ -1035,7 +1033,8 @@ int bch2_check_alloc_key(struct btree_trans *trans, if (k.k->type != freespace_key_type && (c->opts.reconstruct_alloc || - fsck_err(c, "incorrect key in freespace btree (got %s should be %s)\n" + fsck_err(c, freespace_key_wrong, + "incorrect key in freespace btree (got %s should be %s)\n" " %s", bch2_bkey_types[k.k->type], bch2_bkey_types[freespace_key_type], @@ -1066,7 +1065,8 @@ int bch2_check_alloc_key(struct btree_trans *trans, if (a->gen != alloc_gen(k, gens_offset) && (c->opts.reconstruct_alloc || - fsck_err(c, "incorrect gen in bucket_gens btree (got %u should be %u)\n" + fsck_err(c, bucket_gens_key_wrong, + "incorrect gen in bucket_gens btree (got %u should be %u)\n" " %s", alloc_gen(k, gens_offset), a->gen, (printbuf_reset(&buf), @@ -1124,7 +1124,8 @@ int bch2_check_alloc_hole_freespace(struct btree_trans *trans, if (k.k->type != KEY_TYPE_set && (c->opts.reconstruct_alloc || - fsck_err(c, "hole in alloc btree missing in freespace btree\n" + fsck_err(c, freespace_hole_missing, + "hole in alloc btree missing in freespace btree\n" " device %llu buckets %llu-%llu", freespace_iter->pos.inode, freespace_iter->pos.offset, @@ -1187,6 +1188,7 @@ int bch2_check_alloc_hole_bucket_gens(struct btree_trans *trans, for (i = gens_offset; i < gens_end_offset; i++) { if (fsck_err_on(g.v.gens[i], c, + bucket_gens_hole_wrong, "hole in alloc btree at %llu:%llu with nonzero gen in bucket_gens btree (%u)", bucket_gens_pos_to_alloc(k.k->p, i).inode, bucket_gens_pos_to_alloc(k.k->p, i).offset, @@ -1244,6 +1246,7 @@ static noinline_for_stack int __bch2_check_discard_freespace_key(struct btree_tr return ret; if (fsck_err_on(!bch2_dev_bucket_exists(c, pos), c, + need_discard_freespace_key_to_invalid_dev_bucket, "entry in %s btree for nonexistant dev:bucket %llu:%llu", bch2_btree_id_str(iter->btree_id), pos.inode, pos.offset)) goto delete; @@ -1253,6 +1256,7 @@ static noinline_for_stack int __bch2_check_discard_freespace_key(struct btree_tr if (fsck_err_on(a->data_type != state || (state == BCH_DATA_free && genbits != alloc_freespace_genbits(*a)), c, + need_discard_freespace_key_bad, "%s\n incorrectly set at %s:%llu:%llu:0 (free %u, genbits %llu should be %llu)", (bch2_bkey_val_to_text(&buf, c, alloc_k), buf.buf), bch2_btree_id_str(iter->btree_id), @@ -1320,6 +1324,7 @@ int bch2_check_bucket_gens_key(struct btree_trans *trans, dev_exists = bch2_dev_exists2(c, k.k->p.inode); if (!dev_exists) { if (fsck_err_on(!dev_exists, c, + bucket_gens_to_invalid_dev, "bucket_gens key for invalid device:\n %s", (bch2_bkey_val_to_text(&buf, c, k), buf.buf))) { ret = bch2_btree_delete_at(trans, iter, 0); @@ -1330,6 +1335,7 @@ int bch2_check_bucket_gens_key(struct btree_trans *trans, ca = bch_dev_bkey_exists(c, k.k->p.inode); if (fsck_err_on(end <= ca->mi.first_bucket || start >= ca->mi.nbuckets, c, + bucket_gens_to_invalid_buckets, "bucket_gens key for invalid buckets:\n %s", (bch2_bkey_val_to_text(&buf, c, k), buf.buf))) { ret = bch2_btree_delete_at(trans, iter, 0); @@ -1338,6 +1344,7 @@ int bch2_check_bucket_gens_key(struct btree_trans *trans, for (b = start; b < ca->mi.first_bucket; b++) if (fsck_err_on(g.v.gens[b & KEY_TYPE_BUCKET_GENS_MASK], c, + bucket_gens_nonzero_for_invalid_buckets, "bucket_gens key has nonzero gen for invalid bucket")) { g.v.gens[b & KEY_TYPE_BUCKET_GENS_MASK] = 0; need_update = true; @@ -1345,6 +1352,7 @@ int bch2_check_bucket_gens_key(struct btree_trans *trans, for (b = ca->mi.nbuckets; b < end; b++) if (fsck_err_on(g.v.gens[b & KEY_TYPE_BUCKET_GENS_MASK], c, + bucket_gens_nonzero_for_invalid_buckets, "bucket_gens key has nonzero gen for invalid bucket")) { g.v.gens[b & KEY_TYPE_BUCKET_GENS_MASK] = 0; need_update = true; @@ -1495,11 +1503,13 @@ static int bch2_check_alloc_to_lru_ref(struct btree_trans *trans, return ret; if (fsck_err_on(!a->io_time[READ], c, + alloc_key_cached_but_read_time_zero, "cached bucket with read_time 0\n" " %s", (printbuf_reset(&buf), bch2_bkey_val_to_text(&buf, c, alloc_k), buf.buf)) || fsck_err_on(lru_k.k->type != KEY_TYPE_set, c, + alloc_key_to_missing_lru_entry, "missing lru entry\n" " %s", (printbuf_reset(&buf), diff --git a/libbcachefs/alloc_background.h b/libbcachefs/alloc_background.h index 97042067..e1ce38ef 100644 --- a/libbcachefs/alloc_background.h +++ b/libbcachefs/alloc_background.h @@ -149,13 +149,13 @@ struct bkey_i_alloc_v4 *bch2_alloc_to_v4_mut(struct btree_trans *, struct bkey_s int bch2_bucket_io_time_reset(struct btree_trans *, unsigned, size_t, int); -int bch2_alloc_v1_invalid(const struct bch_fs *, struct bkey_s_c, +int bch2_alloc_v1_invalid(struct bch_fs *, struct bkey_s_c, enum bkey_invalid_flags, struct printbuf *); -int bch2_alloc_v2_invalid(const struct bch_fs *, struct bkey_s_c, +int bch2_alloc_v2_invalid(struct bch_fs *, struct bkey_s_c, enum bkey_invalid_flags, struct printbuf *); -int bch2_alloc_v3_invalid(const struct bch_fs *, struct bkey_s_c, +int bch2_alloc_v3_invalid(struct bch_fs *, struct bkey_s_c, enum bkey_invalid_flags, struct printbuf *); -int bch2_alloc_v4_invalid(const struct bch_fs *, struct bkey_s_c, +int bch2_alloc_v4_invalid(struct bch_fs *, struct bkey_s_c, enum bkey_invalid_flags, struct printbuf *); void bch2_alloc_v4_swab(struct bkey_s); void bch2_alloc_to_text(struct printbuf *, struct bch_fs *, struct bkey_s_c); @@ -193,7 +193,7 @@ void bch2_alloc_to_text(struct printbuf *, struct bch_fs *, struct bkey_s_c); .min_val_size = 48, \ }) -int bch2_bucket_gens_invalid(const struct bch_fs *, struct bkey_s_c, +int bch2_bucket_gens_invalid(struct bch_fs *, struct bkey_s_c, enum bkey_invalid_flags, struct printbuf *); void bch2_bucket_gens_to_text(struct printbuf *, struct bch_fs *, struct bkey_s_c); diff --git a/libbcachefs/backpointers.c b/libbcachefs/backpointers.c index e74295c2..3b79bde1 100644 --- a/libbcachefs/backpointers.c +++ b/libbcachefs/backpointers.c @@ -37,19 +37,20 @@ static bool extent_matches_bp(struct bch_fs *c, return false; } -int bch2_backpointer_invalid(const struct bch_fs *c, struct bkey_s_c k, +int bch2_backpointer_invalid(struct bch_fs *c, struct bkey_s_c k, enum bkey_invalid_flags flags, struct printbuf *err) { struct bkey_s_c_backpointer bp = bkey_s_c_to_backpointer(k); struct bpos bucket = bp_pos_to_bucket(c, bp.k->p); + int ret = 0; - if (!bpos_eq(bp.k->p, bucket_pos_to_bp(c, bucket, bp.v->bucket_offset))) { - prt_str(err, "backpointer at wrong pos"); - return -BCH_ERR_invalid_bkey; - } - - return 0; + bkey_fsck_err_on(!bpos_eq(bp.k->p, bucket_pos_to_bp(c, bucket, bp.v->bucket_offset)), + c, err, + backpointer_pos_wrong, + "backpointer at wrong pos"); +fsck_err: + return ret; } void bch2_backpointer_to_text(struct printbuf *out, const struct bch_backpointer *bp) @@ -356,6 +357,7 @@ static int bch2_check_btree_backpointer(struct btree_trans *trans, struct btree_ int ret = 0; if (fsck_err_on(!bch2_dev_exists2(c, k.k->p.inode), c, + backpointer_to_missing_device, "backpointer for missing device:\n%s", (bch2_bkey_val_to_text(&buf, c, k), buf.buf))) { ret = bch2_btree_delete_at(trans, bp_iter, 0); @@ -369,6 +371,7 @@ static int bch2_check_btree_backpointer(struct btree_trans *trans, struct btree_ goto out; if (fsck_err_on(alloc_k.k->type != KEY_TYPE_alloc_v4, c, + backpointer_to_missing_alloc, "backpointer for nonexistent alloc key: %llu:%llu:0\n%s", alloc_iter.pos.inode, alloc_iter.pos.offset, (bch2_bkey_val_to_text(&buf, c, alloc_k), buf.buf))) { @@ -460,7 +463,7 @@ missing: if (c->sb.version_upgrade_complete < bcachefs_metadata_version_backpointers || c->opts.reconstruct_alloc || - fsck_err(c, "%s", buf.buf)) + fsck_err(c, ptr_to_missing_backpointer, "%s", buf.buf)) ret = bch2_bucket_backpointer_mod(trans, bucket, bp, orig_k, true); goto out; @@ -793,6 +796,7 @@ static int check_one_backpointer(struct btree_trans *trans, } if (fsck_err_on(!k.k, c, + backpointer_to_missing_ptr, "backpointer for missing extent\n %s", (bch2_bkey_val_to_text(&buf, c, bp.s_c), buf.buf))) { ret = bch2_btree_delete_at_buffered(trans, BTREE_ID_backpointers, bp.k->p); diff --git a/libbcachefs/backpointers.h b/libbcachefs/backpointers.h index 547e0617..4ab9f356 100644 --- a/libbcachefs/backpointers.h +++ b/libbcachefs/backpointers.h @@ -7,7 +7,7 @@ #include "buckets.h" #include "super.h" -int bch2_backpointer_invalid(const struct bch_fs *, struct bkey_s_c k, +int bch2_backpointer_invalid(struct bch_fs *, struct bkey_s_c k, enum bkey_invalid_flags, struct printbuf *); void bch2_backpointer_to_text(struct printbuf *, const struct bch_backpointer *); void bch2_backpointer_k_to_text(struct printbuf *, struct bch_fs *, struct bkey_s_c); diff --git a/libbcachefs/bcachefs.h b/libbcachefs/bcachefs.h index 68f0ff03..9cb86849 100644 --- a/libbcachefs/bcachefs.h +++ b/libbcachefs/bcachefs.h @@ -209,6 +209,7 @@ #include "nocow_locking_types.h" #include "opts.h" #include "recovery_types.h" +#include "sb-errors_types.h" #include "seqmutex.h" #include "util.h" @@ -502,6 +503,8 @@ struct bch_dev { * Committed by bch2_write_super() -> bch_fs_mi_update() */ struct bch_member_cpu mi; + atomic64_t errors[BCH_MEMBER_ERROR_NR]; + __uuid_t uuid; char name[BDEVNAME_SIZE]; @@ -990,11 +993,6 @@ struct bch_fs { struct bio_set dio_read_bioset; struct bio_set nocow_flush_bioset; - /* ERRORS */ - struct list_head fsck_errors; - struct mutex fsck_error_lock; - bool fsck_alloc_err; - /* QUOTAS */ struct bch_memquota_type quotas[QTYP_NR]; @@ -1043,6 +1041,14 @@ struct bch_fs { struct bch2_time_stats times[BCH_TIME_STAT_NR]; struct btree_transaction_stats btree_transaction_stats[BCH_TRANSACTIONS_NR]; + + /* ERRORS */ + struct list_head fsck_error_msgs; + struct mutex fsck_error_msgs_lock; + bool fsck_alloc_msgs_err; + + bch_sb_errors_cpu fsck_error_counts; + struct mutex fsck_error_counts_lock; }; extern struct wait_queue_head bch2_read_only_wait; diff --git a/libbcachefs/bcachefs_format.h b/libbcachefs/bcachefs_format.h index e04999c5..29b000c6 100644 --- a/libbcachefs/bcachefs_format.h +++ b/libbcachefs/bcachefs_format.h @@ -1218,7 +1218,8 @@ struct bch_sb_field { x(journal_seq_blacklist, 8) \ x(journal_v2, 9) \ x(counters, 10) \ - x(members_v2, 11) + x(members_v2, 11) \ + x(errors, 12) enum bch_sb_field_type { #define x(f, nr) BCH_SB_FIELD_##f = nr, @@ -1268,6 +1269,18 @@ enum bch_iops_measurement { BCH_IOPS_NR }; +#define BCH_MEMBER_ERROR_TYPES() \ + x(read, 0) \ + x(write, 1) \ + x(checksum, 2) + +enum bch_member_error_type { +#define x(t, n) BCH_MEMBER_ERROR_##t = n, + BCH_MEMBER_ERROR_TYPES() +#undef x + BCH_MEMBER_ERROR_NR +}; + struct bch_member { __uuid_t uuid; __le64 nbuckets; /* device size */ @@ -1278,6 +1291,9 @@ struct bch_member { __le64 flags; __le32 iops[4]; + __le64 errors[BCH_MEMBER_ERROR_NR]; + __le64 errors_at_reset[BCH_MEMBER_ERROR_NR]; + __le64 errors_reset_time; }; #define BCH_MEMBER_V1_BYTES 56 @@ -1606,6 +1622,17 @@ struct bch_sb_field_journal_seq_blacklist { __u64 _data[]; }; +struct bch_sb_field_errors { + struct bch_sb_field field; + struct bch_sb_field_error_entry { + __le64 v; + __le64 last_error_time; + } entries[]; +}; + +LE64_BITMASK(BCH_SB_ERROR_ENTRY_ID, struct bch_sb_field_error_entry, v, 0, 16); +LE64_BITMASK(BCH_SB_ERROR_ENTRY_NR, struct bch_sb_field_error_entry, v, 16, 64); + /* Superblock: */ /* diff --git a/libbcachefs/bkey_methods.c b/libbcachefs/bkey_methods.c index baf49187..2f518d7e 100644 --- a/libbcachefs/bkey_methods.c +++ b/libbcachefs/bkey_methods.c @@ -26,7 +26,7 @@ const char * const bch2_bkey_types[] = { NULL }; -static int deleted_key_invalid(const struct bch_fs *c, struct bkey_s_c k, +static int deleted_key_invalid(struct bch_fs *c, struct bkey_s_c k, enum bkey_invalid_flags flags, struct printbuf *err) { return 0; @@ -40,23 +40,24 @@ static int deleted_key_invalid(const struct bch_fs *c, struct bkey_s_c k, .key_invalid = deleted_key_invalid, \ }) -static int empty_val_key_invalid(const struct bch_fs *c, struct bkey_s_c k, +static int empty_val_key_invalid(struct bch_fs *c, struct bkey_s_c k, enum bkey_invalid_flags flags, struct printbuf *err) { - if (bkey_val_bytes(k.k)) { - prt_printf(err, "incorrect value size (%zu != 0)", - bkey_val_bytes(k.k)); - return -BCH_ERR_invalid_bkey; - } - - return 0; + int ret = 0; + + bkey_fsck_err_on(bkey_val_bytes(k.k), c, err, + bkey_val_size_nonzero, + "incorrect value size (%zu != 0)", + bkey_val_bytes(k.k)); +fsck_err: + return ret; } #define bch2_bkey_ops_error ((struct bkey_ops) { \ .key_invalid = empty_val_key_invalid, \ }) -static int key_type_cookie_invalid(const struct bch_fs *c, struct bkey_s_c k, +static int key_type_cookie_invalid(struct bch_fs *c, struct bkey_s_c k, enum bkey_invalid_flags flags, struct printbuf *err) { return 0; @@ -71,7 +72,7 @@ static int key_type_cookie_invalid(const struct bch_fs *c, struct bkey_s_c k, .key_invalid = empty_val_key_invalid, \ }) -static int key_type_inline_data_invalid(const struct bch_fs *c, struct bkey_s_c k, +static int key_type_inline_data_invalid(struct bch_fs *c, struct bkey_s_c k, enum bkey_invalid_flags flags, struct printbuf *err) { return 0; @@ -92,18 +93,6 @@ static void key_type_inline_data_to_text(struct printbuf *out, struct bch_fs *c, .val_to_text = key_type_inline_data_to_text, \ }) -static int key_type_set_invalid(const struct bch_fs *c, struct bkey_s_c k, - enum bkey_invalid_flags flags, struct printbuf *err) -{ - if (bkey_val_bytes(k.k)) { - prt_printf(err, "incorrect value size (%zu != %zu)", - bkey_val_bytes(k.k), sizeof(struct bch_cookie)); - return -BCH_ERR_invalid_bkey; - } - - return 0; -} - static bool key_type_set_merge(struct bch_fs *c, struct bkey_s l, struct bkey_s_c r) { bch2_key_resize(l.k, l.k->size + r.k->size); @@ -111,7 +100,7 @@ static bool key_type_set_merge(struct bch_fs *c, struct bkey_s l, struct bkey_s_ } #define bch2_bkey_ops_set ((struct bkey_ops) { \ - .key_invalid = key_type_set_invalid, \ + .key_invalid = empty_val_key_invalid, \ .key_merge = key_type_set_merge, \ }) @@ -129,17 +118,19 @@ int bch2_bkey_val_invalid(struct bch_fs *c, struct bkey_s_c k, struct printbuf *err) { const struct bkey_ops *ops = bch2_bkey_type_ops(k.k->type); + int ret = 0; - if (bkey_val_bytes(k.k) < ops->min_val_size) { - prt_printf(err, "bad val size (%zu < %u)", - bkey_val_bytes(k.k), ops->min_val_size); - return -BCH_ERR_invalid_bkey; - } + bkey_fsck_err_on(bkey_val_bytes(k.k) < ops->min_val_size, c, err, + bkey_val_size_too_small, + "bad val size (%zu < %u)", + bkey_val_bytes(k.k), ops->min_val_size); if (!ops->key_invalid) return 0; - return ops->key_invalid(c, k, flags, err); + ret = ops->key_invalid(c, k, flags, err); +fsck_err: + return ret; } static u64 bch2_key_types_allowed[] = { @@ -162,61 +153,55 @@ int __bch2_bkey_invalid(struct bch_fs *c, struct bkey_s_c k, enum bkey_invalid_flags flags, struct printbuf *err) { - if (k.k->u64s < BKEY_U64s) { - prt_printf(err, "u64s too small (%u < %zu)", k.k->u64s, BKEY_U64s); - return -BCH_ERR_invalid_bkey; - } + int ret = 0; + + bkey_fsck_err_on(k.k->u64s < BKEY_U64s, c, err, + bkey_u64s_too_small, + "u64s too small (%u < %zu)", k.k->u64s, BKEY_U64s); if (type >= BKEY_TYPE_NR) return 0; - if (flags & BKEY_INVALID_COMMIT && - !(bch2_key_types_allowed[type] & BIT_ULL(k.k->type))) { - prt_printf(err, "invalid key type for btree %s (%s)", - bch2_btree_node_type_str(type), bch2_bkey_types[k.k->type]); - return -BCH_ERR_invalid_bkey; - } + bkey_fsck_err_on((flags & BKEY_INVALID_COMMIT) && + !(bch2_key_types_allowed[type] & BIT_ULL(k.k->type)), c, err, + bkey_invalid_type_for_btree, + "invalid key type for btree %s (%s)", + bch2_btree_node_type_str(type), bch2_bkey_types[k.k->type]); if (btree_node_type_is_extents(type) && !bkey_whiteout(k.k)) { - if (k.k->size == 0) { - prt_printf(err, "size == 0"); - return -BCH_ERR_invalid_bkey; - } - - if (k.k->size > k.k->p.offset) { - prt_printf(err, "size greater than offset (%u > %llu)", - k.k->size, k.k->p.offset); - return -BCH_ERR_invalid_bkey; - } + bkey_fsck_err_on(k.k->size == 0, c, err, + bkey_extent_size_zero, + "size == 0"); + + bkey_fsck_err_on(k.k->size > k.k->p.offset, c, err, + bkey_extent_size_greater_than_offset, + "size greater than offset (%u > %llu)", + k.k->size, k.k->p.offset); } else { - if (k.k->size) { - prt_printf(err, "size != 0"); - return -BCH_ERR_invalid_bkey; - } + bkey_fsck_err_on(k.k->size, c, err, + bkey_size_nonzero, + "size != 0"); } if (type != BKEY_TYPE_btree) { enum btree_id btree = type - 1; - if (!btree_type_has_snapshots(btree) && - k.k->p.snapshot) { - prt_printf(err, "nonzero snapshot"); - return -BCH_ERR_invalid_bkey; - } + bkey_fsck_err_on(!btree_type_has_snapshots(btree) && + k.k->p.snapshot, c, err, + bkey_snapshot_nonzero, + "nonzero snapshot"); - if (btree_type_has_snapshots(btree) && - !k.k->p.snapshot) { - prt_printf(err, "snapshot == 0"); - return -BCH_ERR_invalid_bkey; - } + bkey_fsck_err_on(btree_type_has_snapshots(btree) && + !k.k->p.snapshot, c, err, + bkey_snapshot_zero, + "snapshot == 0"); - if (bkey_eq(k.k->p, POS_MAX)) { - prt_printf(err, "key at POS_MAX"); - return -BCH_ERR_invalid_bkey; - } + bkey_fsck_err_on(bkey_eq(k.k->p, POS_MAX), c, err, + bkey_at_pos_max, + "key at POS_MAX"); } - - return 0; +fsck_err: + return ret; } int bch2_bkey_invalid(struct bch_fs *c, struct bkey_s_c k, @@ -228,20 +213,20 @@ int bch2_bkey_invalid(struct bch_fs *c, struct bkey_s_c k, bch2_bkey_val_invalid(c, k, flags, err); } -int bch2_bkey_in_btree_node(struct btree *b, struct bkey_s_c k, - struct printbuf *err) +int bch2_bkey_in_btree_node(struct bch_fs *c, struct btree *b, + struct bkey_s_c k, struct printbuf *err) { - if (bpos_lt(k.k->p, b->data->min_key)) { - prt_printf(err, "key before start of btree node"); - return -BCH_ERR_invalid_bkey; - } + int ret = 0; - if (bpos_gt(k.k->p, b->data->max_key)) { - prt_printf(err, "key past end of btree node"); - return -BCH_ERR_invalid_bkey; - } + bkey_fsck_err_on(bpos_lt(k.k->p, b->data->min_key), c, err, + bkey_before_start_of_btree_node, + "key before start of btree node"); - return 0; + bkey_fsck_err_on(bpos_gt(k.k->p, b->data->max_key), c, err, + bkey_after_end_of_btree_node, + "key past end of btree node"); +fsck_err: + return ret; } void bch2_bpos_to_text(struct printbuf *out, struct bpos pos) diff --git a/libbcachefs/bkey_methods.h b/libbcachefs/bkey_methods.h index c829c8e3..3a370b70 100644 --- a/libbcachefs/bkey_methods.h +++ b/libbcachefs/bkey_methods.h @@ -21,7 +21,7 @@ extern const struct bkey_ops bch2_bkey_null_ops; * being read or written; more aggressive checks can be enabled when rw == WRITE. */ struct bkey_ops { - int (*key_invalid)(const struct bch_fs *c, struct bkey_s_c k, + int (*key_invalid)(struct bch_fs *c, struct bkey_s_c k, enum bkey_invalid_flags flags, struct printbuf *err); void (*val_to_text)(struct printbuf *, struct bch_fs *, struct bkey_s_c); @@ -55,7 +55,8 @@ int __bch2_bkey_invalid(struct bch_fs *, struct bkey_s_c, enum btree_node_type, enum bkey_invalid_flags, struct printbuf *); int bch2_bkey_invalid(struct bch_fs *, struct bkey_s_c, enum btree_node_type, enum bkey_invalid_flags, struct printbuf *); -int bch2_bkey_in_btree_node(struct btree *, struct bkey_s_c, struct printbuf *); +int bch2_bkey_in_btree_node(struct bch_fs *, struct btree *, + struct bkey_s_c, struct printbuf *); void bch2_bpos_to_text(struct printbuf *, struct bpos); void bch2_bkey_to_text(struct printbuf *, const struct bkey *); diff --git a/libbcachefs/btree_gc.c b/libbcachefs/btree_gc.c index 475f8e8d..7cd517ae 100644 --- a/libbcachefs/btree_gc.c +++ b/libbcachefs/btree_gc.c @@ -95,15 +95,15 @@ static int bch2_gc_check_topology(struct bch_fs *c, bch2_bkey_val_to_text(&buf2, c, bkey_i_to_s_c(cur.k)); if (__fsck_err(c, - FSCK_CAN_FIX| - FSCK_CAN_IGNORE| - FSCK_NO_RATELIMIT, - "btree node with incorrect min_key at btree %s level %u:\n" - " prev %s\n" - " cur %s", - bch2_btree_id_str(b->c.btree_id), b->c.level, - buf1.buf, buf2.buf) && - should_restart_for_topology_repair(c)) { + FSCK_CAN_FIX| + FSCK_CAN_IGNORE| + FSCK_NO_RATELIMIT, + btree_node_topology_bad_min_key, + "btree node with incorrect min_key at btree %s level %u:\n" + " prev %s\n" + " cur %s", + bch2_btree_id_str(b->c.btree_id), b->c.level, + buf1.buf, buf2.buf) && should_restart_for_topology_repair(c)) { bch_info(c, "Halting mark and sweep to start topology repair pass"); ret = bch2_run_explicit_recovery_pass(c, BCH_RECOVERY_PASS_check_topology); goto err; @@ -122,10 +122,8 @@ static int bch2_gc_check_topology(struct bch_fs *c, bch2_bkey_val_to_text(&buf1, c, bkey_i_to_s_c(cur.k)); bch2_bpos_to_text(&buf2, node_end); - if (__fsck_err(c, - FSCK_CAN_FIX| - FSCK_CAN_IGNORE| - FSCK_NO_RATELIMIT, + if (__fsck_err(c, FSCK_CAN_FIX|FSCK_CAN_IGNORE|FSCK_NO_RATELIMIT, + btree_node_topology_bad_max_key, "btree node with incorrect max_key at btree %s level %u:\n" " %s\n" " expected %s", @@ -287,6 +285,7 @@ static int btree_repair_node_boundaries(struct bch_fs *c, struct btree *b, if (mustfix_fsck_err_on(bpos_ge(prev->data->min_key, cur->data->min_key), c, + btree_node_topology_overwritten_by_next_node, "btree node overwritten by next node at btree %s level %u:\n" " node %s\n" " next %s", @@ -298,6 +297,7 @@ static int btree_repair_node_boundaries(struct bch_fs *c, struct btree *b, if (mustfix_fsck_err_on(!bpos_eq(prev->key.k.p, bpos_predecessor(cur->data->min_key)), c, + btree_node_topology_bad_max_key, "btree node with incorrect max_key at btree %s level %u:\n" " node %s\n" " next %s", @@ -310,6 +310,7 @@ static int btree_repair_node_boundaries(struct bch_fs *c, struct btree *b, if (mustfix_fsck_err_on(bpos_ge(expected_start, cur->data->max_key), c, + btree_node_topology_overwritten_by_prev_node, "btree node overwritten by prev node at btree %s level %u:\n" " prev %s\n" " node %s", @@ -320,6 +321,7 @@ static int btree_repair_node_boundaries(struct bch_fs *c, struct btree *b, } if (mustfix_fsck_err_on(!bpos_eq(expected_start, cur->data->min_key), c, + btree_node_topology_bad_min_key, "btree node with incorrect min_key at btree %s level %u:\n" " prev %s\n" " node %s", @@ -344,6 +346,7 @@ static int btree_repair_node_end(struct bch_fs *c, struct btree *b, bch2_bpos_to_text(&buf2, b->key.k.p); if (mustfix_fsck_err_on(!bpos_eq(child->key.k.p, b->key.k.p), c, + btree_node_topology_bad_max_key, "btree node with incorrect max_key at btree %s level %u:\n" " %s\n" " expected %s", @@ -396,6 +399,7 @@ again: bch2_bkey_val_to_text(&buf, c, bkey_i_to_s_c(cur_k.k)); if (mustfix_fsck_err_on(ret == -EIO, c, + btree_node_unreadable, "Topology repair: unreadable btree node at btree %s level %u:\n" " %s", bch2_btree_id_str(b->c.btree_id), @@ -504,6 +508,7 @@ again: bch2_bkey_val_to_text(&buf, c, bkey_i_to_s_c(&b->key)); if (mustfix_fsck_err_on(!have_child, c, + btree_node_topology_interior_node_empty, "empty interior btree node at btree %s level %u\n" " %s", bch2_btree_id_str(b->c.btree_id), @@ -582,7 +587,8 @@ static int bch2_check_fix_ptrs(struct btree_trans *trans, enum btree_id btree_id if (!g->gen_valid && (c->opts.reconstruct_alloc || - fsck_err(c, "bucket %u:%zu data type %s ptr gen %u missing in alloc btree\n" + fsck_err(c, ptr_to_missing_alloc_key, + "bucket %u:%zu data type %s ptr gen %u missing in alloc btree\n" "while marking %s", p.ptr.dev, PTR_BUCKET_NR(ca, &p.ptr), bch2_data_types[ptr_data_type(k->k, &p.ptr)], @@ -599,7 +605,8 @@ static int bch2_check_fix_ptrs(struct btree_trans *trans, enum btree_id btree_id if (gen_cmp(p.ptr.gen, g->gen) > 0 && (c->opts.reconstruct_alloc || - fsck_err(c, "bucket %u:%zu data type %s ptr gen in the future: %u > %u\n" + fsck_err(c, ptr_gen_newer_than_bucket_gen, + "bucket %u:%zu data type %s ptr gen in the future: %u > %u\n" "while marking %s", p.ptr.dev, PTR_BUCKET_NR(ca, &p.ptr), bch2_data_types[ptr_data_type(k->k, &p.ptr)], @@ -620,7 +627,8 @@ static int bch2_check_fix_ptrs(struct btree_trans *trans, enum btree_id btree_id if (gen_cmp(g->gen, p.ptr.gen) > BUCKET_GC_GEN_MAX && (c->opts.reconstruct_alloc || - fsck_err(c, "bucket %u:%zu gen %u data type %s: ptr gen %u too stale\n" + fsck_err(c, ptr_gen_newer_than_bucket_gen, + "bucket %u:%zu gen %u data type %s: ptr gen %u too stale\n" "while marking %s", p.ptr.dev, PTR_BUCKET_NR(ca, &p.ptr), g->gen, bch2_data_types[ptr_data_type(k->k, &p.ptr)], @@ -631,7 +639,8 @@ static int bch2_check_fix_ptrs(struct btree_trans *trans, enum btree_id btree_id if (!p.ptr.cached && gen_cmp(p.ptr.gen, g->gen) < 0 && (c->opts.reconstruct_alloc || - fsck_err(c, "bucket %u:%zu data type %s stale dirty ptr: %u < %u\n" + fsck_err(c, stale_dirty_ptr, + "bucket %u:%zu data type %s stale dirty ptr: %u < %u\n" "while marking %s", p.ptr.dev, PTR_BUCKET_NR(ca, &p.ptr), bch2_data_types[ptr_data_type(k->k, &p.ptr)], @@ -645,6 +654,7 @@ static int bch2_check_fix_ptrs(struct btree_trans *trans, enum btree_id btree_id if (fsck_err_on(bucket_data_type(g->data_type) && bucket_data_type(g->data_type) != data_type, c, + ptr_bucket_data_type_mismatch, "bucket %u:%zu different types of data in same bucket: %s, %s\n" "while marking %s", p.ptr.dev, PTR_BUCKET_NR(ca, &p.ptr), @@ -664,6 +674,7 @@ static int bch2_check_fix_ptrs(struct btree_trans *trans, enum btree_id btree_id struct gc_stripe *m = genradix_ptr(&c->gc_stripes, p.ec.idx); if (fsck_err_on(!m || !m->alive, c, + ptr_to_missing_stripe, "pointer to nonexistent stripe %llu\n" "while marking %s", (u64) p.ec.idx, @@ -672,6 +683,7 @@ static int bch2_check_fix_ptrs(struct btree_trans *trans, enum btree_id btree_id do_update = true; if (fsck_err_on(m && m->alive && !bch2_ptr_matches_stripe_m(m, p), c, + ptr_to_incorrect_stripe, "pointer does not match stripe %llu\n" "while marking %s", (u64) p.ec.idx, @@ -811,6 +823,7 @@ static int bch2_gc_mark_key(struct btree_trans *trans, enum btree_id btree_id, goto err; if (fsck_err_on(k->k->version.lo > atomic64_read(&c->key_version), c, + bkey_version_in_future, "key version number higher than recorded: %llu > %llu", k->k->version.lo, atomic64_read(&c->key_version))) @@ -968,6 +981,7 @@ static int bch2_gc_btree_init_recurse(struct btree_trans *trans, struct btree *b FSCK_CAN_FIX| FSCK_CAN_IGNORE| FSCK_NO_RATELIMIT, + btree_node_read_error, "Unreadable btree node at btree %s level %u:\n" " %s", bch2_btree_id_str(b->c.btree_id), @@ -1025,6 +1039,7 @@ static int bch2_gc_btree_init(struct btree_trans *trans, printbuf_reset(&buf); bch2_bpos_to_text(&buf, b->data->min_key); if (mustfix_fsck_err_on(!bpos_eq(b->data->min_key, POS_MIN), c, + btree_root_bad_min_key, "btree root with incorrect min_key: %s", buf.buf)) { bch_err(c, "repair unimplemented"); ret = -BCH_ERR_fsck_repair_unimplemented; @@ -1034,6 +1049,7 @@ static int bch2_gc_btree_init(struct btree_trans *trans, printbuf_reset(&buf); bch2_bpos_to_text(&buf, b->data->max_key); if (mustfix_fsck_err_on(!bpos_eq(b->data->max_key, SPOS_MAX), c, + btree_root_bad_max_key, "btree root with incorrect max_key: %s", buf.buf)) { bch_err(c, "repair unimplemented"); ret = -BCH_ERR_fsck_repair_unimplemented; @@ -1210,16 +1226,16 @@ static int bch2_gc_done(struct bch_fs *c, percpu_down_write(&c->mark_lock); -#define copy_field(_f, _msg, ...) \ +#define copy_field(_err, _f, _msg, ...) \ if (dst->_f != src->_f && \ (!verify || \ - fsck_err(c, _msg ": got %llu, should be %llu" \ + fsck_err(c, _err, _msg ": got %llu, should be %llu" \ , ##__VA_ARGS__, dst->_f, src->_f))) \ dst->_f = src->_f -#define copy_dev_field(_f, _msg, ...) \ - copy_field(_f, "dev %u has wrong " _msg, dev, ##__VA_ARGS__) -#define copy_fs_field(_f, _msg, ...) \ - copy_field(_f, "fs has wrong " _msg, ##__VA_ARGS__) +#define copy_dev_field(_err, _f, _msg, ...) \ + copy_field(_err, _f, "dev %u has wrong " _msg, dev, ##__VA_ARGS__) +#define copy_fs_field(_err, _f, _msg, ...) \ + copy_field(_err, _f, "fs has wrong " _msg, ##__VA_ARGS__) for (i = 0; i < ARRAY_SIZE(c->usage); i++) bch2_fs_usage_acc_to_base(c, i); @@ -1230,13 +1246,17 @@ static int bch2_gc_done(struct bch_fs *c, bch2_acc_percpu_u64s((u64 __percpu *) ca->usage_gc, dev_usage_u64s()); - copy_dev_field(buckets_ec, "buckets_ec"); - for (i = 0; i < BCH_DATA_NR; i++) { - copy_dev_field(d[i].buckets, "%s buckets", bch2_data_types[i]); - copy_dev_field(d[i].sectors, "%s sectors", bch2_data_types[i]); - copy_dev_field(d[i].fragmented, "%s fragmented", bch2_data_types[i]); + copy_dev_field(dev_usage_buckets_wrong, + d[i].buckets, "%s buckets", bch2_data_types[i]); + copy_dev_field(dev_usage_sectors_wrong, + d[i].sectors, "%s sectors", bch2_data_types[i]); + copy_dev_field(dev_usage_fragmented_wrong, + d[i].fragmented, "%s fragmented", bch2_data_types[i]); } + + copy_dev_field(dev_usage_buckets_ec_wrong, + buckets_ec, "buckets_ec"); } { @@ -1245,17 +1265,24 @@ static int bch2_gc_done(struct bch_fs *c, struct bch_fs_usage *src = (void *) bch2_acc_percpu_u64s((u64 __percpu *) c->usage_gc, nr); - copy_fs_field(hidden, "hidden"); - copy_fs_field(btree, "btree"); + copy_fs_field(fs_usage_hidden_wrong, + hidden, "hidden"); + copy_fs_field(fs_usage_btree_wrong, + btree, "btree"); if (!metadata_only) { - copy_fs_field(data, "data"); - copy_fs_field(cached, "cached"); - copy_fs_field(reserved, "reserved"); - copy_fs_field(nr_inodes,"nr_inodes"); + copy_fs_field(fs_usage_data_wrong, + data, "data"); + copy_fs_field(fs_usage_cached_wrong, + cached, "cached"); + copy_fs_field(fs_usage_reserved_wrong, + reserved, "reserved"); + copy_fs_field(fs_usage_nr_inodes_wrong, + nr_inodes,"nr_inodes"); for (i = 0; i < BCH_REPLICAS_MAX; i++) - copy_fs_field(persistent_reserved[i], + copy_fs_field(fs_usage_persistent_reserved_wrong, + persistent_reserved[i], "persistent_reserved[%i]", i); } @@ -1271,7 +1298,8 @@ static int bch2_gc_done(struct bch_fs *c, printbuf_reset(&buf); bch2_replicas_entry_to_text(&buf, e); - copy_fs_field(replicas[i], "%s", buf.buf); + copy_fs_field(fs_usage_replicas_wrong, + replicas[i], "%s", buf.buf); } } @@ -1407,6 +1435,7 @@ static int bch2_alloc_write_key(struct btree_trans *trans, if (c->opts.reconstruct_alloc || fsck_err_on(new.data_type != gc.data_type, c, + alloc_key_data_type_wrong, "bucket %llu:%llu gen %u has wrong data_type" ": got %s, should be %s", iter->pos.inode, iter->pos.offset, @@ -1415,9 +1444,9 @@ static int bch2_alloc_write_key(struct btree_trans *trans, bch2_data_types[gc.data_type])) new.data_type = gc.data_type; -#define copy_bucket_field(_f) \ +#define copy_bucket_field(_errtype, _f) \ if (c->opts.reconstruct_alloc || \ - fsck_err_on(new._f != gc._f, c, \ + fsck_err_on(new._f != gc._f, c, _errtype, \ "bucket %llu:%llu gen %u data type %s has wrong " #_f \ ": got %u, should be %u", \ iter->pos.inode, iter->pos.offset, \ @@ -1426,11 +1455,16 @@ static int bch2_alloc_write_key(struct btree_trans *trans, new._f, gc._f)) \ new._f = gc._f; \ - copy_bucket_field(gen); - copy_bucket_field(dirty_sectors); - copy_bucket_field(cached_sectors); - copy_bucket_field(stripe_redundancy); - copy_bucket_field(stripe); + copy_bucket_field(alloc_key_gen_wrong, + gen); + copy_bucket_field(alloc_key_dirty_sectors_wrong, + dirty_sectors); + copy_bucket_field(alloc_key_cached_sectors_wrong, + cached_sectors); + copy_bucket_field(alloc_key_stripe_wrong, + stripe); + copy_bucket_field(alloc_key_stripe_redundancy_wrong, + stripe_redundancy); #undef copy_bucket_field if (!bch2_alloc_v4_cmp(*old, new)) @@ -1587,6 +1621,7 @@ static int bch2_gc_write_reflink_key(struct btree_trans *trans, } if (fsck_err_on(r->refcount != le64_to_cpu(*refcount), c, + reflink_v_refcount_wrong, "reflink key has wrong refcount:\n" " %s\n" " should be %u", @@ -1712,7 +1747,8 @@ static int bch2_gc_write_stripes_key(struct btree_trans *trans, if (bad) bch2_bkey_val_to_text(&buf, c, k); - if (fsck_err_on(bad, c, "%s", buf.buf)) { + if (fsck_err_on(bad, c, stripe_sector_count_wrong, + "%s", buf.buf)) { struct bkey_i_stripe *new; new = bch2_trans_kmalloc(trans, bkey_bytes(k.k)); diff --git a/libbcachefs/btree_io.c b/libbcachefs/btree_io.c index 7bf3ee25..4d2d6f93 100644 --- a/libbcachefs/btree_io.c +++ b/libbcachefs/btree_io.c @@ -530,7 +530,7 @@ static void btree_err_msg(struct printbuf *out, struct bch_fs *c, prt_str(out, ": "); } -__printf(8, 9) +__printf(9, 10) static int __btree_err(int ret, struct bch_fs *c, struct bch_dev *ca, @@ -538,6 +538,7 @@ static int __btree_err(int ret, struct bset *i, int write, bool have_retry, + enum bch_sb_error_id err_type, const char *fmt, ...) { struct printbuf out = PRINTBUF; @@ -562,9 +563,15 @@ static int __btree_err(int ret, if (!have_retry && ret == -BCH_ERR_btree_node_read_err_must_retry) ret = -BCH_ERR_btree_node_read_err_bad_node; + if (ret != -BCH_ERR_btree_node_read_err_fixable) + bch2_sb_error_count(c, err_type); + switch (ret) { case -BCH_ERR_btree_node_read_err_fixable: - mustfix_fsck_err(c, "%s", out.buf); + ret = bch2_fsck_err(c, FSCK_CAN_FIX, err_type, "%s", out.buf); + if (ret != -BCH_ERR_fsck_fix && + ret != -BCH_ERR_fsck_ignore) + goto fsck_err; ret = -BCH_ERR_fsck_fix; break; case -BCH_ERR_btree_node_read_err_want_retry: @@ -589,9 +596,11 @@ fsck_err: return ret; } -#define btree_err(type, c, ca, b, i, msg, ...) \ +#define btree_err(type, c, ca, b, i, _err_type, msg, ...) \ ({ \ - int _ret = __btree_err(type, c, ca, b, i, write, have_retry, msg, ##__VA_ARGS__);\ + int _ret = __btree_err(type, c, ca, b, i, write, have_retry, \ + BCH_FSCK_ERR_##_err_type, \ + msg, ##__VA_ARGS__); \ \ if (_ret != -BCH_ERR_fsck_fix) { \ ret = _ret; \ @@ -666,13 +675,17 @@ static int validate_bset(struct bch_fs *c, struct bch_dev *ca, int ret = 0; btree_err_on(!bch2_version_compatible(version), - -BCH_ERR_btree_node_read_err_incompatible, c, ca, b, i, + -BCH_ERR_btree_node_read_err_incompatible, + c, ca, b, i, + btree_node_unsupported_version, "unsupported bset version %u.%u", BCH_VERSION_MAJOR(version), BCH_VERSION_MINOR(version)); if (btree_err_on(version < c->sb.version_min, - -BCH_ERR_btree_node_read_err_fixable, c, NULL, b, i, + -BCH_ERR_btree_node_read_err_fixable, + c, NULL, b, i, + btree_node_bset_older_than_sb_min, "bset version %u older than superblock version_min %u", version, c->sb.version_min)) { mutex_lock(&c->sb_lock); @@ -683,7 +696,9 @@ static int validate_bset(struct bch_fs *c, struct bch_dev *ca, if (btree_err_on(BCH_VERSION_MAJOR(version) > BCH_VERSION_MAJOR(c->sb.version), - -BCH_ERR_btree_node_read_err_fixable, c, NULL, b, i, + -BCH_ERR_btree_node_read_err_fixable, + c, NULL, b, i, + btree_node_bset_newer_than_sb, "bset version %u newer than superblock version %u", version, c->sb.version)) { mutex_lock(&c->sb_lock); @@ -693,11 +708,15 @@ static int validate_bset(struct bch_fs *c, struct bch_dev *ca, } btree_err_on(BSET_SEPARATE_WHITEOUTS(i), - -BCH_ERR_btree_node_read_err_incompatible, c, ca, b, i, + -BCH_ERR_btree_node_read_err_incompatible, + c, ca, b, i, + btree_node_unsupported_version, "BSET_SEPARATE_WHITEOUTS no longer supported"); if (btree_err_on(offset + sectors > btree_sectors(c), - -BCH_ERR_btree_node_read_err_fixable, c, ca, b, i, + -BCH_ERR_btree_node_read_err_fixable, + c, ca, b, i, + bset_past_end_of_btree_node, "bset past end of btree node")) { i->u64s = 0; ret = 0; @@ -705,12 +724,15 @@ static int validate_bset(struct bch_fs *c, struct bch_dev *ca, } btree_err_on(offset && !i->u64s, - -BCH_ERR_btree_node_read_err_fixable, c, ca, b, i, + -BCH_ERR_btree_node_read_err_fixable, + c, ca, b, i, + bset_empty, "empty bset"); - btree_err_on(BSET_OFFSET(i) && - BSET_OFFSET(i) != offset, - -BCH_ERR_btree_node_read_err_want_retry, c, ca, b, i, + btree_err_on(BSET_OFFSET(i) && BSET_OFFSET(i) != offset, + -BCH_ERR_btree_node_read_err_want_retry, + c, ca, b, i, + bset_wrong_sector_offset, "bset at wrong sector offset"); if (!offset) { @@ -724,16 +746,22 @@ static int validate_bset(struct bch_fs *c, struct bch_dev *ca, /* XXX endianness */ btree_err_on(bp->seq != bn->keys.seq, - -BCH_ERR_btree_node_read_err_must_retry, c, ca, b, NULL, + -BCH_ERR_btree_node_read_err_must_retry, + c, ca, b, NULL, + bset_bad_seq, "incorrect sequence number (wrong btree node)"); } btree_err_on(BTREE_NODE_ID(bn) != b->c.btree_id, - -BCH_ERR_btree_node_read_err_must_retry, c, ca, b, i, + -BCH_ERR_btree_node_read_err_must_retry, + c, ca, b, i, + btree_node_bad_btree, "incorrect btree id"); btree_err_on(BTREE_NODE_LEVEL(bn) != b->c.level, - -BCH_ERR_btree_node_read_err_must_retry, c, ca, b, i, + -BCH_ERR_btree_node_read_err_must_retry, + c, ca, b, i, + btree_node_bad_level, "incorrect level"); if (!write) @@ -750,7 +778,9 @@ static int validate_bset(struct bch_fs *c, struct bch_dev *ca, } btree_err_on(!bpos_eq(b->data->min_key, bp->min_key), - -BCH_ERR_btree_node_read_err_must_retry, c, ca, b, NULL, + -BCH_ERR_btree_node_read_err_must_retry, + c, ca, b, NULL, + btree_node_bad_min_key, "incorrect min_key: got %s should be %s", (printbuf_reset(&buf1), bch2_bpos_to_text(&buf1, bn->min_key), buf1.buf), @@ -759,7 +789,9 @@ static int validate_bset(struct bch_fs *c, struct bch_dev *ca, } btree_err_on(!bpos_eq(bn->max_key, b->key.k.p), - -BCH_ERR_btree_node_read_err_must_retry, c, ca, b, i, + -BCH_ERR_btree_node_read_err_must_retry, + c, ca, b, i, + btree_node_bad_max_key, "incorrect max key %s", (printbuf_reset(&buf1), bch2_bpos_to_text(&buf1, bn->max_key), buf1.buf)); @@ -769,7 +801,9 @@ static int validate_bset(struct bch_fs *c, struct bch_dev *ca, BSET_BIG_ENDIAN(i), write, bn); btree_err_on(bch2_bkey_format_invalid(c, &bn->format, write, &buf1), - -BCH_ERR_btree_node_read_err_bad_node, c, ca, b, i, + -BCH_ERR_btree_node_read_err_bad_node, + c, ca, b, i, + btree_node_bad_format, "invalid bkey format: %s\n %s", buf1.buf, (printbuf_reset(&buf2), bch2_bkey_format_to_text(&buf2, &bn->format), buf2.buf)); @@ -792,7 +826,7 @@ static int bset_key_invalid(struct bch_fs *c, struct btree *b, struct printbuf *err) { return __bch2_bkey_invalid(c, k, btree_node_type(b), READ, err) ?: - (!updated_range ? bch2_bkey_in_btree_node(b, k, err) : 0) ?: + (!updated_range ? bch2_bkey_in_btree_node(c, b, k, err) : 0) ?: (rw == WRITE ? bch2_bkey_val_invalid(c, k, READ, err) : 0); } @@ -813,14 +847,18 @@ static int validate_bset_keys(struct bch_fs *c, struct btree *b, struct bkey tmp; if (btree_err_on(bkey_p_next(k) > vstruct_last(i), - -BCH_ERR_btree_node_read_err_fixable, c, NULL, b, i, + -BCH_ERR_btree_node_read_err_fixable, + c, NULL, b, i, + btree_node_bkey_past_bset_end, "key extends past end of bset")) { i->u64s = cpu_to_le16((u64 *) k - i->_data); break; } if (btree_err_on(k->format > KEY_FORMAT_CURRENT, - -BCH_ERR_btree_node_read_err_fixable, c, NULL, b, i, + -BCH_ERR_btree_node_read_err_fixable, + c, NULL, b, i, + btree_node_bkey_bad_format, "invalid bkey format %u", k->format)) { i->u64s = cpu_to_le16(le16_to_cpu(i->u64s) - k->u64s); memmove_u64s_down(k, bkey_p_next(k), @@ -839,12 +877,14 @@ static int validate_bset_keys(struct bch_fs *c, struct btree *b, printbuf_reset(&buf); if (bset_key_invalid(c, b, u.s_c, updated_range, write, &buf)) { printbuf_reset(&buf); - prt_printf(&buf, "invalid bkey: "); bset_key_invalid(c, b, u.s_c, updated_range, write, &buf); prt_printf(&buf, "\n "); bch2_bkey_val_to_text(&buf, c, u.s_c); - btree_err(-BCH_ERR_btree_node_read_err_fixable, c, NULL, b, i, "%s", buf.buf); + btree_err(-BCH_ERR_btree_node_read_err_fixable, + c, NULL, b, i, + btree_node_bad_bkey, + "invalid bkey: %s", buf.buf); i->u64s = cpu_to_le16(le16_to_cpu(i->u64s) - k->u64s); memmove_u64s_down(k, bkey_p_next(k), @@ -868,7 +908,10 @@ static int validate_bset_keys(struct bch_fs *c, struct btree *b, bch2_dump_bset(c, b, i, 0); - if (btree_err(-BCH_ERR_btree_node_read_err_fixable, c, NULL, b, i, "%s", buf.buf)) { + if (btree_err(-BCH_ERR_btree_node_read_err_fixable, + c, NULL, b, i, + btree_node_bkey_out_of_order, + "%s", buf.buf)) { i->u64s = cpu_to_le16(le16_to_cpu(i->u64s) - k->u64s); memmove_u64s_down(k, bkey_p_next(k), (u64 *) vstruct_end(i) - (u64 *) k); @@ -909,47 +952,62 @@ int bch2_btree_node_read_done(struct bch_fs *c, struct bch_dev *ca, sort_iter_init(iter, b, (btree_blocks(c) + 1) * 2); if (bch2_meta_read_fault("btree")) - btree_err(-BCH_ERR_btree_node_read_err_must_retry, c, ca, b, NULL, + btree_err(-BCH_ERR_btree_node_read_err_must_retry, + c, ca, b, NULL, + btree_node_fault_injected, "dynamic fault"); btree_err_on(le64_to_cpu(b->data->magic) != bset_magic(c), - -BCH_ERR_btree_node_read_err_must_retry, c, ca, b, NULL, + -BCH_ERR_btree_node_read_err_must_retry, + c, ca, b, NULL, + btree_node_bad_magic, "bad magic: want %llx, got %llx", bset_magic(c), le64_to_cpu(b->data->magic)); - btree_err_on(!b->data->keys.seq, - -BCH_ERR_btree_node_read_err_must_retry, c, ca, b, NULL, - "bad btree header: seq 0"); - if (b->key.k.type == KEY_TYPE_btree_ptr_v2) { struct bch_btree_ptr_v2 *bp = &bkey_i_to_btree_ptr_v2(&b->key)->v; btree_err_on(b->data->keys.seq != bp->seq, - -BCH_ERR_btree_node_read_err_must_retry, c, ca, b, NULL, + -BCH_ERR_btree_node_read_err_must_retry, + c, ca, b, NULL, + btree_node_bad_seq, "got wrong btree node (seq %llx want %llx)", b->data->keys.seq, bp->seq); + } else { + btree_err_on(!b->data->keys.seq, + -BCH_ERR_btree_node_read_err_must_retry, + c, ca, b, NULL, + btree_node_bad_seq, + "bad btree header: seq 0"); } while (b->written < (ptr_written ?: btree_sectors(c))) { unsigned sectors; struct nonce nonce; - struct bch_csum csum; bool first = !b->written; + bool csum_bad; if (!b->written) { i = &b->data->keys; btree_err_on(!bch2_checksum_type_valid(c, BSET_CSUM_TYPE(i)), - -BCH_ERR_btree_node_read_err_want_retry, c, ca, b, i, - "unknown checksum type %llu", - BSET_CSUM_TYPE(i)); + -BCH_ERR_btree_node_read_err_want_retry, + c, ca, b, i, + bset_unknown_csum, + "unknown checksum type %llu", BSET_CSUM_TYPE(i)); nonce = btree_nonce(i, b->written << 9); - csum = csum_vstruct(c, BSET_CSUM_TYPE(i), nonce, b->data); - btree_err_on(bch2_crc_cmp(csum, b->data->csum), - -BCH_ERR_btree_node_read_err_want_retry, c, ca, b, i, + csum_bad = bch2_crc_cmp(b->data->csum, + csum_vstruct(c, BSET_CSUM_TYPE(i), nonce, b->data)); + if (csum_bad) + bch2_io_error(ca, BCH_MEMBER_ERROR_checksum); + + btree_err_on(csum_bad, + -BCH_ERR_btree_node_read_err_want_retry, + c, ca, b, i, + bset_bad_csum, "invalid checksum"); ret = bset_encrypt(c, i, b->written << 9); @@ -959,7 +1017,9 @@ int bch2_btree_node_read_done(struct bch_fs *c, struct bch_dev *ca, btree_err_on(btree_node_type_is_extents(btree_node_type(b)) && !BTREE_NODE_NEW_EXTENT_OVERWRITE(b->data), - -BCH_ERR_btree_node_read_err_incompatible, c, NULL, b, NULL, + -BCH_ERR_btree_node_read_err_incompatible, + c, NULL, b, NULL, + btree_node_unsupported_version, "btree node does not have NEW_EXTENT_OVERWRITE set"); sectors = vstruct_sectors(b->data, c->block_bits); @@ -971,15 +1031,21 @@ int bch2_btree_node_read_done(struct bch_fs *c, struct bch_dev *ca, break; btree_err_on(!bch2_checksum_type_valid(c, BSET_CSUM_TYPE(i)), - -BCH_ERR_btree_node_read_err_want_retry, c, ca, b, i, - "unknown checksum type %llu", - BSET_CSUM_TYPE(i)); + -BCH_ERR_btree_node_read_err_want_retry, + c, ca, b, i, + bset_unknown_csum, + "unknown checksum type %llu", BSET_CSUM_TYPE(i)); nonce = btree_nonce(i, b->written << 9); - csum = csum_vstruct(c, BSET_CSUM_TYPE(i), nonce, bne); - - btree_err_on(bch2_crc_cmp(csum, bne->csum), - -BCH_ERR_btree_node_read_err_want_retry, c, ca, b, i, + csum_bad = bch2_crc_cmp(bne->csum, + csum_vstruct(c, BSET_CSUM_TYPE(i), nonce, bne)); + if (csum_bad) + bch2_io_error(ca, BCH_MEMBER_ERROR_checksum); + + btree_err_on(csum_bad, + -BCH_ERR_btree_node_read_err_want_retry, + c, ca, b, i, + bset_bad_csum, "invalid checksum"); ret = bset_encrypt(c, i, b->written << 9); @@ -1012,12 +1078,16 @@ int bch2_btree_node_read_done(struct bch_fs *c, struct bch_dev *ca, true); btree_err_on(blacklisted && first, - -BCH_ERR_btree_node_read_err_fixable, c, ca, b, i, + -BCH_ERR_btree_node_read_err_fixable, + c, ca, b, i, + bset_blacklisted_journal_seq, "first btree node bset has blacklisted journal seq (%llu)", le64_to_cpu(i->journal_seq)); btree_err_on(blacklisted && ptr_written, - -BCH_ERR_btree_node_read_err_fixable, c, ca, b, i, + -BCH_ERR_btree_node_read_err_fixable, + c, ca, b, i, + first_bset_blacklisted_journal_seq, "found blacklisted bset (journal seq %llu) in btree node at offset %u-%u/%u", le64_to_cpu(i->journal_seq), b->written, b->written + sectors, ptr_written); @@ -1034,7 +1104,9 @@ int bch2_btree_node_read_done(struct bch_fs *c, struct bch_dev *ca, if (ptr_written) { btree_err_on(b->written < ptr_written, - -BCH_ERR_btree_node_read_err_want_retry, c, ca, b, NULL, + -BCH_ERR_btree_node_read_err_want_retry, + c, ca, b, NULL, + btree_node_data_missing, "btree node data missing: expected %u sectors, found %u", ptr_written, b->written); } else { @@ -1045,7 +1117,9 @@ int bch2_btree_node_read_done(struct bch_fs *c, struct bch_dev *ca, !bch2_journal_seq_is_blacklisted(c, le64_to_cpu(bne->keys.journal_seq), true), - -BCH_ERR_btree_node_read_err_want_retry, c, ca, b, NULL, + -BCH_ERR_btree_node_read_err_want_retry, + c, ca, b, NULL, + btree_node_bset_after_end, "found bset signature after last bset"); } @@ -1087,7 +1161,10 @@ int bch2_btree_node_read_done(struct bch_fs *c, struct bch_dev *ca, prt_printf(&buf, "\n "); bch2_bkey_val_to_text(&buf, c, u.s_c); - btree_err(-BCH_ERR_btree_node_read_err_fixable, c, NULL, b, i, "%s", buf.buf); + btree_err(-BCH_ERR_btree_node_read_err_fixable, + c, NULL, b, i, + btree_node_bad_bkey, + "%s", buf.buf); btree_keys_account_key_drop(&b->nr, 0, k); @@ -1168,7 +1245,8 @@ static void btree_node_read_work(struct work_struct *work) start: printbuf_reset(&buf); bch2_btree_pos_to_text(&buf, c, b); - bch2_dev_io_err_on(bio->bi_status, ca, "btree read error %s for %s", + bch2_dev_io_err_on(bio->bi_status, ca, BCH_MEMBER_ERROR_read, + "btree read error %s for %s", bch2_blk_status_to_str(bio->bi_status), buf.buf); if (rb->have_ioref) percpu_ref_put(&ca->io_ref); @@ -1312,14 +1390,20 @@ static void btree_node_read_all_replicas_done(struct closure *cl) } written2 = btree_node_sectors_written(c, ra->buf[i]); - if (btree_err_on(written2 != written, -BCH_ERR_btree_node_read_err_fixable, c, NULL, b, NULL, + if (btree_err_on(written2 != written, -BCH_ERR_btree_node_read_err_fixable, + c, NULL, b, NULL, + btree_node_replicas_sectors_written_mismatch, "btree node sectors written mismatch: %u != %u", written, written2) || btree_err_on(btree_node_has_extra_bsets(c, written2, ra->buf[i]), - -BCH_ERR_btree_node_read_err_fixable, c, NULL, b, NULL, + -BCH_ERR_btree_node_read_err_fixable, + c, NULL, b, NULL, + btree_node_bset_after_end, "found bset signature after last bset") || btree_err_on(memcmp(ra->buf[best], ra->buf[i], written << 9), - -BCH_ERR_btree_node_read_err_fixable, c, NULL, b, NULL, + -BCH_ERR_btree_node_read_err_fixable, + c, NULL, b, NULL, + btree_node_replicas_data_mismatch, "btree node replicas content mismatch")) dump_bset_maps = true; @@ -1749,7 +1833,8 @@ static void btree_node_write_endio(struct bio *bio) if (wbio->have_ioref) bch2_latency_acct(ca, wbio->submit_time, WRITE); - if (bch2_dev_io_err_on(bio->bi_status, ca, "btree write error: %s", + if (bch2_dev_io_err_on(bio->bi_status, ca, BCH_MEMBER_ERROR_write, + "btree write error: %s", bch2_blk_status_to_str(bio->bi_status)) || bch2_meta_write_fault("btree")) { spin_lock_irqsave(&c->btree_write_error_lock, flags); diff --git a/libbcachefs/btree_update_interior.c b/libbcachefs/btree_update_interior.c index 7dbf6b6c..818a83f3 100644 --- a/libbcachefs/btree_update_interior.c +++ b/libbcachefs/btree_update_interior.c @@ -1274,14 +1274,14 @@ static void bch2_insert_fixup_btree_ptr(struct btree_update *as, if (bch2_bkey_invalid(c, bkey_i_to_s_c(insert), btree_node_type(b), WRITE, &buf) ?: - bch2_bkey_in_btree_node(b, bkey_i_to_s_c(insert), &buf)) { + bch2_bkey_in_btree_node(c, b, bkey_i_to_s_c(insert), &buf)) { printbuf_reset(&buf); prt_printf(&buf, "inserting invalid bkey\n "); bch2_bkey_val_to_text(&buf, c, bkey_i_to_s_c(insert)); prt_printf(&buf, "\n "); bch2_bkey_invalid(c, bkey_i_to_s_c(insert), btree_node_type(b), WRITE, &buf); - bch2_bkey_in_btree_node(b, bkey_i_to_s_c(insert), &buf); + bch2_bkey_in_btree_node(c, b, bkey_i_to_s_c(insert), &buf); bch2_fs_inconsistent(c, "%s", buf.buf); dump_stack(); diff --git a/libbcachefs/buckets.c b/libbcachefs/buckets.c index a8af803e..2acd727d 100644 --- a/libbcachefs/buckets.c +++ b/libbcachefs/buckets.c @@ -370,8 +370,8 @@ static inline int update_replicas(struct bch_fs *c, struct bkey_s_c k, idx = bch2_replicas_entry_idx(c, r); if (idx < 0 && - fsck_err(c, "no replicas entry\n" - " while marking %s", + fsck_err(c, ptr_to_missing_replicas_entry, + "no replicas entry\n while marking %s", (bch2_bkey_val_to_text(&buf, c, k), buf.buf))) { percpu_up_read(&c->mark_lock); ret = bch2_mark_replicas(c, r); @@ -695,6 +695,7 @@ static int check_bucket_ref(struct btree_trans *trans, if (gen_after(ptr->gen, b_gen)) { bch2_fsck_err(c, FSCK_CAN_IGNORE|FSCK_NEED_FSCK, + BCH_FSCK_ERR_ptr_gen_newer_than_bucket_gen, "bucket %u:%zu gen %u data type %s: ptr gen %u newer than bucket gen\n" "while marking %s", ptr->dev, bucket_nr, b_gen, @@ -707,6 +708,7 @@ static int check_bucket_ref(struct btree_trans *trans, if (gen_cmp(b_gen, ptr->gen) > BUCKET_GC_GEN_MAX) { bch2_fsck_err(c, FSCK_CAN_IGNORE|FSCK_NEED_FSCK, + BCH_FSCK_ERR_ptr_too_stale, "bucket %u:%zu gen %u data type %s: ptr gen %u too stale\n" "while marking %s", ptr->dev, bucket_nr, b_gen, @@ -720,6 +722,7 @@ static int check_bucket_ref(struct btree_trans *trans, if (b_gen != ptr->gen && !ptr->cached) { bch2_fsck_err(c, FSCK_CAN_IGNORE|FSCK_NEED_FSCK, + BCH_FSCK_ERR_stale_dirty_ptr, "bucket %u:%zu gen %u (mem gen %u) data type %s: stale dirty ptr (gen %u)\n" "while marking %s", ptr->dev, bucket_nr, b_gen, @@ -741,6 +744,7 @@ static int check_bucket_ref(struct btree_trans *trans, ptr_data_type && bucket_data_type != ptr_data_type) { bch2_fsck_err(c, FSCK_CAN_IGNORE|FSCK_NEED_FSCK, + BCH_FSCK_ERR_ptr_bucket_data_type_mismatch, "bucket %u:%zu gen %u different types of data in same bucket: %s, %s\n" "while marking %s", ptr->dev, bucket_nr, b_gen, @@ -754,6 +758,7 @@ static int check_bucket_ref(struct btree_trans *trans, if ((u64) bucket_sectors + sectors > U32_MAX) { bch2_fsck_err(c, FSCK_CAN_IGNORE|FSCK_NEED_FSCK, + BCH_FSCK_ERR_bucket_sector_count_overflow, "bucket %u:%zu gen %u data type %s sector count overflow: %u + %lli > U32_MAX\n" "while marking %s", ptr->dev, bucket_nr, b_gen, @@ -1195,7 +1200,8 @@ static s64 __bch2_mark_reflink_p(struct btree_trans *trans, *idx = r->offset; return 0; not_found: - if (fsck_err(c, "pointer to missing indirect extent\n" + if (fsck_err(c, reflink_p_to_missing_reflink_v, + "pointer to missing indirect extent\n" " %s\n" " missing range %llu-%llu", (bch2_bkey_val_to_text(&buf, c, p.s_c), buf.buf), @@ -1857,6 +1863,7 @@ static int __bch2_trans_mark_metadata_bucket(struct btree_trans *trans, if (a->v.data_type && type && a->v.data_type != type) { bch2_fsck_err(c, FSCK_CAN_IGNORE|FSCK_NEED_FSCK, + BCH_FSCK_ERR_bucket_metadata_type_mismatch, "bucket %llu:%llu gen %u different types of data in same bucket: %s, %s\n" "while marking %s", iter.pos.inode, iter.pos.offset, a->v.gen, diff --git a/libbcachefs/dirent.c b/libbcachefs/dirent.c index 6c6c8d57..1a0f2d57 100644 --- a/libbcachefs/dirent.c +++ b/libbcachefs/dirent.c @@ -97,61 +97,51 @@ const struct bch_hash_desc bch2_dirent_hash_desc = { .is_visible = dirent_is_visible, }; -int bch2_dirent_invalid(const struct bch_fs *c, struct bkey_s_c k, +int bch2_dirent_invalid(struct bch_fs *c, struct bkey_s_c k, enum bkey_invalid_flags flags, struct printbuf *err) { struct bkey_s_c_dirent d = bkey_s_c_to_dirent(k); struct qstr d_name = bch2_dirent_get_name(d); + int ret = 0; - if (!d_name.len) { - prt_printf(err, "empty name"); - return -BCH_ERR_invalid_bkey; - } + bkey_fsck_err_on(!d_name.len, c, err, + dirent_empty_name, + "empty name"); - if (bkey_val_u64s(k.k) > dirent_val_u64s(d_name.len)) { - prt_printf(err, "value too big (%zu > %u)", - bkey_val_u64s(k.k), dirent_val_u64s(d_name.len)); - return -BCH_ERR_invalid_bkey; - } + bkey_fsck_err_on(bkey_val_u64s(k.k) > dirent_val_u64s(d_name.len), c, err, + dirent_val_too_big, + "value too big (%zu > %u)", + bkey_val_u64s(k.k), dirent_val_u64s(d_name.len)); /* * Check new keys don't exceed the max length * (older keys may be larger.) */ - if ((flags & BKEY_INVALID_COMMIT) && d_name.len > BCH_NAME_MAX) { - prt_printf(err, "dirent name too big (%u > %u)", - d_name.len, BCH_NAME_MAX); - return -BCH_ERR_invalid_bkey; - } - - if (d_name.len != strnlen(d_name.name, d_name.len)) { - prt_printf(err, "dirent has stray data after name's NUL"); - return -BCH_ERR_invalid_bkey; - } - - if (d_name.len == 1 && !memcmp(d_name.name, ".", 1)) { - prt_printf(err, "invalid name"); - return -BCH_ERR_invalid_bkey; - } - - if (d_name.len == 2 && !memcmp(d_name.name, "..", 2)) { - prt_printf(err, "invalid name"); - return -BCH_ERR_invalid_bkey; - } - - if (memchr(d_name.name, '/', d_name.len)) { - prt_printf(err, "invalid name"); - return -BCH_ERR_invalid_bkey; - } - - if (d.v->d_type != DT_SUBVOL && - le64_to_cpu(d.v->d_inum) == d.k->p.inode) { - prt_printf(err, "dirent points to own directory"); - return -BCH_ERR_invalid_bkey; - } - - return 0; + bkey_fsck_err_on((flags & BKEY_INVALID_COMMIT) && d_name.len > BCH_NAME_MAX, c, err, + dirent_name_too_long, + "dirent name too big (%u > %u)", + d_name.len, BCH_NAME_MAX); + + bkey_fsck_err_on(d_name.len != strnlen(d_name.name, d_name.len), c, err, + dirent_name_embedded_nul, + "dirent has stray data after name's NUL"); + + bkey_fsck_err_on((d_name.len == 1 && !memcmp(d_name.name, ".", 1)) || + (d_name.len == 2 && !memcmp(d_name.name, "..", 2)), c, err, + dirent_name_dot_or_dotdot, + "invalid name"); + + bkey_fsck_err_on(memchr(d_name.name, '/', d_name.len), c, err, + dirent_name_has_slash, + "name with /"); + + bkey_fsck_err_on(d.v->d_type != DT_SUBVOL && + le64_to_cpu(d.v->d_inum) == d.k->p.inode, c, err, + dirent_to_itself, + "dirent points to own directory"); +fsck_err: + return ret; } void bch2_dirent_to_text(struct printbuf *out, struct bch_fs *c, diff --git a/libbcachefs/dirent.h b/libbcachefs/dirent.h index e9fa1df3..cd262bf4 100644 --- a/libbcachefs/dirent.h +++ b/libbcachefs/dirent.h @@ -7,7 +7,7 @@ enum bkey_invalid_flags; extern const struct bch_hash_desc bch2_dirent_hash_desc; -int bch2_dirent_invalid(const struct bch_fs *, struct bkey_s_c, +int bch2_dirent_invalid(struct bch_fs *, struct bkey_s_c, enum bkey_invalid_flags, struct printbuf *); void bch2_dirent_to_text(struct printbuf *, struct bch_fs *, struct bkey_s_c); diff --git a/libbcachefs/ec.c b/libbcachefs/ec.c index 8646856e..5da0e7a6 100644 --- a/libbcachefs/ec.c +++ b/libbcachefs/ec.c @@ -105,29 +105,26 @@ struct ec_bio { /* Stripes btree keys: */ -int bch2_stripe_invalid(const struct bch_fs *c, struct bkey_s_c k, +int bch2_stripe_invalid(struct bch_fs *c, struct bkey_s_c k, enum bkey_invalid_flags flags, struct printbuf *err) { const struct bch_stripe *s = bkey_s_c_to_stripe(k).v; + int ret = 0; - if (bkey_eq(k.k->p, POS_MIN)) { - prt_printf(err, "stripe at POS_MIN"); - return -BCH_ERR_invalid_bkey; - } - - if (k.k->p.inode) { - prt_printf(err, "nonzero inode field"); - return -BCH_ERR_invalid_bkey; - } + bkey_fsck_err_on(bkey_eq(k.k->p, POS_MIN) || + bpos_gt(k.k->p, POS(0, U32_MAX)), c, err, + stripe_pos_bad, + "stripe at bad pos"); - if (bkey_val_u64s(k.k) < stripe_val_u64s(s)) { - prt_printf(err, "incorrect value size (%zu < %u)", - bkey_val_u64s(k.k), stripe_val_u64s(s)); - return -BCH_ERR_invalid_bkey; - } + bkey_fsck_err_on(bkey_val_u64s(k.k) < stripe_val_u64s(s), c, err, + stripe_val_size_bad, + "incorrect value size (%zu < %u)", + bkey_val_u64s(k.k), stripe_val_u64s(s)); - return bch2_bkey_ptrs_invalid(c, k, flags, err); + ret = bch2_bkey_ptrs_invalid(c, k, flags, err); +fsck_err: + return ret; } void bch2_stripe_to_text(struct printbuf *out, struct bch_fs *c, @@ -373,7 +370,11 @@ static void ec_block_endio(struct bio *bio) struct bch_dev *ca = ec_bio->ca; struct closure *cl = bio->bi_private; - if (bch2_dev_io_err_on(bio->bi_status, ca, "erasure coding %s error: %s", + if (bch2_dev_io_err_on(bio->bi_status, ca, + bio_data_dir(bio) + ? BCH_MEMBER_ERROR_write + : BCH_MEMBER_ERROR_read, + "erasure coding %s error: %s", bio_data_dir(bio) ? "write" : "read", bch2_blk_status_to_str(bio->bi_status))) clear_bit(ec_bio->idx, ec_bio->buf->valid); diff --git a/libbcachefs/ec.h b/libbcachefs/ec.h index 966d165a..61c67aa0 100644 --- a/libbcachefs/ec.h +++ b/libbcachefs/ec.h @@ -8,7 +8,7 @@ enum bkey_invalid_flags; -int bch2_stripe_invalid(const struct bch_fs *, struct bkey_s_c, +int bch2_stripe_invalid(struct bch_fs *, struct bkey_s_c, enum bkey_invalid_flags, struct printbuf *); void bch2_stripe_to_text(struct printbuf *, struct bch_fs *, struct bkey_s_c); diff --git a/libbcachefs/errcode.h b/libbcachefs/errcode.h index 3e9f09ce..2a11f32c 100644 --- a/libbcachefs/errcode.h +++ b/libbcachefs/errcode.h @@ -213,6 +213,7 @@ x(BCH_ERR_invalid_sb, invalid_sb_crypt) \ x(BCH_ERR_invalid_sb, invalid_sb_clean) \ x(BCH_ERR_invalid_sb, invalid_sb_quota) \ + x(BCH_ERR_invalid_sb, invalid_sb_errors) \ x(BCH_ERR_invalid_sb, invalid_sb_opt_compression) \ x(BCH_ERR_invalid, invalid_bkey) \ x(BCH_ERR_operation_blocked, nocow_lock_blocked) \ diff --git a/libbcachefs/error.c b/libbcachefs/error.c index 2a5af887..7b28d379 100644 --- a/libbcachefs/error.c +++ b/libbcachefs/error.c @@ -56,8 +56,9 @@ void bch2_io_error_work(struct work_struct *work) up_write(&c->state_lock); } -void bch2_io_error(struct bch_dev *ca) +void bch2_io_error(struct bch_dev *ca, enum bch_member_error_type type) { + atomic64_inc(&ca->errors[type]); //queue_work(system_long_wq, &ca->io_error_work); } @@ -116,31 +117,34 @@ static struct fsck_err_state *fsck_err_get(struct bch_fs *c, const char *fmt) if (test_bit(BCH_FS_FSCK_DONE, &c->flags)) return NULL; - list_for_each_entry(s, &c->fsck_errors, list) + list_for_each_entry(s, &c->fsck_error_msgs, list) if (s->fmt == fmt) { /* * move it to the head of the list: repeated fsck errors * are common */ - list_move(&s->list, &c->fsck_errors); + list_move(&s->list, &c->fsck_error_msgs); return s; } s = kzalloc(sizeof(*s), GFP_NOFS); if (!s) { - if (!c->fsck_alloc_err) + if (!c->fsck_alloc_msgs_err) bch_err(c, "kmalloc err, cannot ratelimit fsck errs"); - c->fsck_alloc_err = true; + c->fsck_alloc_msgs_err = true; return NULL; } INIT_LIST_HEAD(&s->list); s->fmt = fmt; - list_add(&s->list, &c->fsck_errors); + list_add(&s->list, &c->fsck_error_msgs); return s; } -int bch2_fsck_err(struct bch_fs *c, unsigned flags, const char *fmt, ...) +int bch2_fsck_err(struct bch_fs *c, + enum bch_fsck_flags flags, + enum bch_sb_error_id err, + const char *fmt, ...) { struct fsck_err_state *s = NULL; va_list args; @@ -148,11 +152,13 @@ int bch2_fsck_err(struct bch_fs *c, unsigned flags, const char *fmt, ...) struct printbuf buf = PRINTBUF, *out = &buf; int ret = -BCH_ERR_fsck_ignore; + bch2_sb_error_count(c, err); + va_start(args, fmt); prt_vprintf(out, fmt, args); va_end(args); - mutex_lock(&c->fsck_error_lock); + mutex_lock(&c->fsck_error_msgs_lock); s = fsck_err_get(c, fmt); if (s) { /* @@ -162,7 +168,7 @@ int bch2_fsck_err(struct bch_fs *c, unsigned flags, const char *fmt, ...) */ if (s->last_msg && !strcmp(buf.buf, s->last_msg)) { ret = s->ret; - mutex_unlock(&c->fsck_error_lock); + mutex_unlock(&c->fsck_error_msgs_lock); printbuf_exit(&buf); return ret; } @@ -257,7 +263,7 @@ int bch2_fsck_err(struct bch_fs *c, unsigned flags, const char *fmt, ...) if (s) s->ret = ret; - mutex_unlock(&c->fsck_error_lock); + mutex_unlock(&c->fsck_error_msgs_lock); printbuf_exit(&buf); @@ -278,9 +284,9 @@ void bch2_flush_fsck_errs(struct bch_fs *c) { struct fsck_err_state *s, *n; - mutex_lock(&c->fsck_error_lock); + mutex_lock(&c->fsck_error_msgs_lock); - list_for_each_entry_safe(s, n, &c->fsck_errors, list) { + list_for_each_entry_safe(s, n, &c->fsck_error_msgs, list) { if (s->ratelimited && s->last_msg) bch_err(c, "Saw %llu errors like:\n %s", s->nr, s->last_msg); @@ -289,5 +295,5 @@ void bch2_flush_fsck_errs(struct bch_fs *c) kfree(s); } - mutex_unlock(&c->fsck_error_lock); + mutex_unlock(&c->fsck_error_msgs_lock); } diff --git a/libbcachefs/error.h b/libbcachefs/error.h index 7ce95400..d167d659 100644 --- a/libbcachefs/error.h +++ b/libbcachefs/error.h @@ -4,6 +4,7 @@ #include <linux/list.h> #include <linux/printk.h> +#include "sb-errors.h" struct bch_dev; struct bch_fs; @@ -101,18 +102,26 @@ struct fsck_err_state { char *last_msg; }; -#define FSCK_CAN_FIX (1 << 0) -#define FSCK_CAN_IGNORE (1 << 1) -#define FSCK_NEED_FSCK (1 << 2) -#define FSCK_NO_RATELIMIT (1 << 3) +enum bch_fsck_flags { + FSCK_CAN_FIX = 1 << 0, + FSCK_CAN_IGNORE = 1 << 1, + FSCK_NEED_FSCK = 1 << 2, + FSCK_NO_RATELIMIT = 1 << 3, +}; + +#define fsck_err_count(_c, _err) bch2_sb_err_count(_c, BCH_FSCK_ERR_##_err) -__printf(3, 4) __cold -int bch2_fsck_err(struct bch_fs *, unsigned, const char *, ...); +__printf(4, 5) __cold +int bch2_fsck_err(struct bch_fs *, + enum bch_fsck_flags, + enum bch_sb_error_id, + const char *, ...); void bch2_flush_fsck_errs(struct bch_fs *); -#define __fsck_err(c, _flags, msg, ...) \ +#define __fsck_err(c, _flags, _err_type, ...) \ ({ \ - int _ret = bch2_fsck_err(c, _flags, msg, ##__VA_ARGS__); \ + int _ret = bch2_fsck_err(c, _flags, BCH_FSCK_ERR_##_err_type, \ + __VA_ARGS__); \ \ if (_ret != -BCH_ERR_fsck_fix && \ _ret != -BCH_ERR_fsck_ignore) { \ @@ -127,26 +136,53 @@ void bch2_flush_fsck_errs(struct bch_fs *); /* XXX: mark in superblock that filesystem contains errors, if we ignore: */ -#define __fsck_err_on(cond, c, _flags, ...) \ - (unlikely(cond) ? __fsck_err(c, _flags, ##__VA_ARGS__) : false) +#define __fsck_err_on(cond, c, _flags, _err_type, ...) \ + (unlikely(cond) ? __fsck_err(c, _flags, _err_type, __VA_ARGS__) : false) + +#define need_fsck_err_on(cond, c, _err_type, ...) \ + __fsck_err_on(cond, c, FSCK_CAN_IGNORE|FSCK_NEED_FSCK, _err_type, __VA_ARGS__) + +#define need_fsck_err(c, _err_type, ...) \ + __fsck_err(c, FSCK_CAN_IGNORE|FSCK_NEED_FSCK, _err_type, __VA_ARGS__) + +#define mustfix_fsck_err(c, _err_type, ...) \ + __fsck_err(c, FSCK_CAN_FIX, _err_type, __VA_ARGS__) + +#define mustfix_fsck_err_on(cond, c, _err_type, ...) \ + __fsck_err_on(cond, c, FSCK_CAN_FIX, _err_type, __VA_ARGS__) -#define need_fsck_err_on(cond, c, ...) \ - __fsck_err_on(cond, c, FSCK_CAN_IGNORE|FSCK_NEED_FSCK, ##__VA_ARGS__) +#define fsck_err(c, _err_type, ...) \ + __fsck_err(c, FSCK_CAN_FIX|FSCK_CAN_IGNORE, _err_type, __VA_ARGS__) -#define need_fsck_err(c, ...) \ - __fsck_err(c, FSCK_CAN_IGNORE|FSCK_NEED_FSCK, ##__VA_ARGS__) +#define fsck_err_on(cond, c, _err_type, ...) \ + __fsck_err_on(cond, c, FSCK_CAN_FIX|FSCK_CAN_IGNORE, _err_type, __VA_ARGS__) -#define mustfix_fsck_err(c, ...) \ - __fsck_err(c, FSCK_CAN_FIX, ##__VA_ARGS__) +static inline void bch2_bkey_fsck_err(struct bch_fs *c, + struct printbuf *err_msg, + enum bch_sb_error_id err_type, + const char *fmt, ...) +{ + va_list args; -#define mustfix_fsck_err_on(cond, c, ...) \ - __fsck_err_on(cond, c, FSCK_CAN_FIX, ##__VA_ARGS__) + va_start(args, fmt); + prt_vprintf(err_msg, fmt, args); + va_end(args); -#define fsck_err(c, ...) \ - __fsck_err(c, FSCK_CAN_FIX|FSCK_CAN_IGNORE, ##__VA_ARGS__) +} -#define fsck_err_on(cond, c, ...) \ - __fsck_err_on(cond, c, FSCK_CAN_FIX|FSCK_CAN_IGNORE, ##__VA_ARGS__) +#define bkey_fsck_err(c, _err_msg, _err_type, ...) \ +do { \ + prt_printf(_err_msg, __VA_ARGS__); \ + bch2_sb_error_count(c, BCH_FSCK_ERR_##_err_type); \ + ret = -BCH_ERR_invalid_bkey; \ + goto fsck_err; \ +} while (0) + +#define bkey_fsck_err_on(cond, ...) \ +do { \ + if (unlikely(cond)) \ + bkey_fsck_err(__VA_ARGS__); \ +} while (0) /* * Fatal errors: these don't indicate a bug, but we can't continue running in RW @@ -179,26 +215,26 @@ do { \ void bch2_io_error_work(struct work_struct *); /* Does the error handling without logging a message */ -void bch2_io_error(struct bch_dev *); +void bch2_io_error(struct bch_dev *, enum bch_member_error_type); -#define bch2_dev_io_err_on(cond, ca, ...) \ +#define bch2_dev_io_err_on(cond, ca, _type, ...) \ ({ \ bool _ret = (cond); \ \ if (_ret) { \ bch_err_dev_ratelimited(ca, __VA_ARGS__); \ - bch2_io_error(ca); \ + bch2_io_error(ca, _type); \ } \ _ret; \ }) -#define bch2_dev_inum_io_err_on(cond, ca, ...) \ +#define bch2_dev_inum_io_err_on(cond, ca, _type, ...) \ ({ \ bool _ret = (cond); \ \ if (_ret) { \ bch_err_inum_offset_ratelimited(ca, __VA_ARGS__); \ - bch2_io_error(ca); \ + bch2_io_error(ca, _type); \ } \ _ret; \ }) diff --git a/libbcachefs/extents.c b/libbcachefs/extents.c index 0c60d49c..a864de23 100644 --- a/libbcachefs/extents.c +++ b/libbcachefs/extents.c @@ -163,17 +163,19 @@ int bch2_bkey_pick_read_device(struct bch_fs *c, struct bkey_s_c k, /* KEY_TYPE_btree_ptr: */ -int bch2_btree_ptr_invalid(const struct bch_fs *c, struct bkey_s_c k, +int bch2_btree_ptr_invalid(struct bch_fs *c, struct bkey_s_c k, enum bkey_invalid_flags flags, struct printbuf *err) { - if (bkey_val_u64s(k.k) > BCH_REPLICAS_MAX) { - prt_printf(err, "value too big (%zu > %u)", - bkey_val_u64s(k.k), BCH_REPLICAS_MAX); - return -BCH_ERR_invalid_bkey; - } + int ret = 0; - return bch2_bkey_ptrs_invalid(c, k, flags, err); + bkey_fsck_err_on(bkey_val_u64s(k.k) > BCH_REPLICAS_MAX, c, err, + btree_ptr_val_too_big, + "value too big (%zu > %u)", bkey_val_u64s(k.k), BCH_REPLICAS_MAX); + + ret = bch2_bkey_ptrs_invalid(c, k, flags, err); +fsck_err: + return ret; } void bch2_btree_ptr_to_text(struct printbuf *out, struct bch_fs *c, @@ -182,17 +184,20 @@ void bch2_btree_ptr_to_text(struct printbuf *out, struct bch_fs *c, bch2_bkey_ptrs_to_text(out, c, k); } -int bch2_btree_ptr_v2_invalid(const struct bch_fs *c, struct bkey_s_c k, +int bch2_btree_ptr_v2_invalid(struct bch_fs *c, struct bkey_s_c k, enum bkey_invalid_flags flags, struct printbuf *err) { - if (bkey_val_u64s(k.k) > BKEY_BTREE_PTR_VAL_U64s_MAX) { - prt_printf(err, "value too big (%zu > %zu)", - bkey_val_u64s(k.k), BKEY_BTREE_PTR_VAL_U64s_MAX); - return -BCH_ERR_invalid_bkey; - } + int ret = 0; - return bch2_bkey_ptrs_invalid(c, k, flags, err); + bkey_fsck_err_on(bkey_val_u64s(k.k) > BKEY_BTREE_PTR_VAL_U64s_MAX, c, err, + btree_ptr_v2_val_too_big, + "value too big (%zu > %zu)", + bkey_val_u64s(k.k), BKEY_BTREE_PTR_VAL_U64s_MAX); + + ret = bch2_bkey_ptrs_invalid(c, k, flags, err); +fsck_err: + return ret; } void bch2_btree_ptr_v2_to_text(struct printbuf *out, struct bch_fs *c, @@ -373,19 +378,18 @@ bool bch2_extent_merge(struct bch_fs *c, struct bkey_s l, struct bkey_s_c r) /* KEY_TYPE_reservation: */ -int bch2_reservation_invalid(const struct bch_fs *c, struct bkey_s_c k, +int bch2_reservation_invalid(struct bch_fs *c, struct bkey_s_c k, enum bkey_invalid_flags flags, struct printbuf *err) { struct bkey_s_c_reservation r = bkey_s_c_to_reservation(k); + int ret = 0; - if (!r.v->nr_replicas || r.v->nr_replicas > BCH_REPLICAS_MAX) { - prt_printf(err, "invalid nr_replicas (%u)", - r.v->nr_replicas); - return -BCH_ERR_invalid_bkey; - } - - return 0; + bkey_fsck_err_on(!r.v->nr_replicas || r.v->nr_replicas > BCH_REPLICAS_MAX, c, err, + reservation_key_nr_replicas_invalid, + "invalid nr_replicas (%u)", r.v->nr_replicas); +fsck_err: + return ret; } void bch2_reservation_to_text(struct printbuf *out, struct bch_fs *c, @@ -1058,7 +1062,7 @@ void bch2_bkey_ptrs_to_text(struct printbuf *out, struct bch_fs *c, } } -static int extent_ptr_invalid(const struct bch_fs *c, +static int extent_ptr_invalid(struct bch_fs *c, struct bkey_s_c k, enum bkey_invalid_flags flags, const struct bch_extent_ptr *ptr, @@ -1071,6 +1075,7 @@ static int extent_ptr_invalid(const struct bch_fs *c, u64 bucket; u32 bucket_offset; struct bch_dev *ca; + int ret = 0; if (!bch2_dev_exists2(c, ptr->dev)) { /* @@ -1081,41 +1086,33 @@ static int extent_ptr_invalid(const struct bch_fs *c, if (flags & BKEY_INVALID_WRITE) return 0; - prt_printf(err, "pointer to invalid device (%u)", ptr->dev); - return -BCH_ERR_invalid_bkey; + bkey_fsck_err(c, err, ptr_to_invalid_device, + "pointer to invalid device (%u)", ptr->dev); } ca = bch_dev_bkey_exists(c, ptr->dev); bkey_for_each_ptr(ptrs, ptr2) - if (ptr != ptr2 && ptr->dev == ptr2->dev) { - prt_printf(err, "multiple pointers to same device (%u)", ptr->dev); - return -BCH_ERR_invalid_bkey; - } + bkey_fsck_err_on(ptr != ptr2 && ptr->dev == ptr2->dev, c, err, + ptr_to_duplicate_device, + "multiple pointers to same device (%u)", ptr->dev); bucket = sector_to_bucket_and_offset(ca, ptr->offset, &bucket_offset); - if (bucket >= ca->mi.nbuckets) { - prt_printf(err, "pointer past last bucket (%llu > %llu)", - bucket, ca->mi.nbuckets); - return -BCH_ERR_invalid_bkey; - } - - if (ptr->offset < bucket_to_sector(ca, ca->mi.first_bucket)) { - prt_printf(err, "pointer before first bucket (%llu < %u)", - bucket, ca->mi.first_bucket); - return -BCH_ERR_invalid_bkey; - } - - if (bucket_offset + size_ondisk > ca->mi.bucket_size) { - prt_printf(err, "pointer spans multiple buckets (%u + %u > %u)", + bkey_fsck_err_on(bucket >= ca->mi.nbuckets, c, err, + ptr_after_last_bucket, + "pointer past last bucket (%llu > %llu)", bucket, ca->mi.nbuckets); + bkey_fsck_err_on(ptr->offset < bucket_to_sector(ca, ca->mi.first_bucket), c, err, + ptr_before_first_bucket, + "pointer before first bucket (%llu < %u)", bucket, ca->mi.first_bucket); + bkey_fsck_err_on(bucket_offset + size_ondisk > ca->mi.bucket_size, c, err, + ptr_spans_multiple_buckets, + "pointer spans multiple buckets (%u + %u > %u)", bucket_offset, size_ondisk, ca->mi.bucket_size); - return -BCH_ERR_invalid_bkey; - } - - return 0; +fsck_err: + return ret; } -int bch2_bkey_ptrs_invalid(const struct bch_fs *c, struct bkey_s_c k, +int bch2_bkey_ptrs_invalid(struct bch_fs *c, struct bkey_s_c k, enum bkey_invalid_flags flags, struct printbuf *err) { @@ -1125,24 +1122,22 @@ int bch2_bkey_ptrs_invalid(const struct bch_fs *c, struct bkey_s_c k, unsigned size_ondisk = k.k->size; unsigned nonce = UINT_MAX; unsigned nr_ptrs = 0; - bool unwritten = false, have_ec = false, crc_since_last_ptr = false; - int ret; + bool have_written = false, have_unwritten = false, have_ec = false, crc_since_last_ptr = false; + int ret = 0; if (bkey_is_btree_ptr(k.k)) size_ondisk = btree_sectors(c); bkey_extent_entry_for_each(ptrs, entry) { - if (__extent_entry_type(entry) >= BCH_EXTENT_ENTRY_MAX) { - prt_printf(err, "invalid extent entry type (got %u, max %u)", - __extent_entry_type(entry), BCH_EXTENT_ENTRY_MAX); - return -BCH_ERR_invalid_bkey; - } + bkey_fsck_err_on(__extent_entry_type(entry) >= BCH_EXTENT_ENTRY_MAX, c, err, + extent_ptrs_invalid_entry, + "invalid extent entry type (got %u, max %u)", + __extent_entry_type(entry), BCH_EXTENT_ENTRY_MAX); - if (bkey_is_btree_ptr(k.k) && - !extent_entry_is_ptr(entry)) { - prt_printf(err, "has non ptr field"); - return -BCH_ERR_invalid_bkey; - } + bkey_fsck_err_on(bkey_is_btree_ptr(k.k) && + !extent_entry_is_ptr(entry), c, err, + btree_ptr_has_non_ptr, + "has non ptr field"); switch (extent_entry_type(entry)) { case BCH_EXTENT_ENTRY_ptr: @@ -1151,22 +1146,15 @@ int bch2_bkey_ptrs_invalid(const struct bch_fs *c, struct bkey_s_c k, if (ret) return ret; - if (nr_ptrs && unwritten != entry->ptr.unwritten) { - prt_printf(err, "extent with unwritten and written ptrs"); - return -BCH_ERR_invalid_bkey; - } - - if (k.k->type != KEY_TYPE_extent && entry->ptr.unwritten) { - prt_printf(err, "has unwritten ptrs"); - return -BCH_ERR_invalid_bkey; - } + bkey_fsck_err_on(entry->ptr.cached && have_ec, c, err, + ptr_cached_and_erasure_coded, + "cached, erasure coded ptr"); - if (entry->ptr.cached && have_ec) { - prt_printf(err, "cached, erasure coded ptr"); - return -BCH_ERR_invalid_bkey; - } + if (!entry->ptr.unwritten) + have_written = true; + else + have_unwritten = true; - unwritten = entry->ptr.unwritten; have_ec = false; crc_since_last_ptr = false; nr_ptrs++; @@ -1176,52 +1164,41 @@ int bch2_bkey_ptrs_invalid(const struct bch_fs *c, struct bkey_s_c k, case BCH_EXTENT_ENTRY_crc128: crc = bch2_extent_crc_unpack(k.k, entry_to_crc(entry)); - if (crc.offset + crc.live_size > - crc.uncompressed_size) { - prt_printf(err, "checksum offset + key size > uncompressed size"); - return -BCH_ERR_invalid_bkey; - } - - size_ondisk = crc.compressed_size; - - if (!bch2_checksum_type_valid(c, crc.csum_type)) { - prt_printf(err, "invalid checksum type"); - return -BCH_ERR_invalid_bkey; - } - - if (crc.compression_type >= BCH_COMPRESSION_TYPE_NR) { - prt_printf(err, "invalid compression type"); - return -BCH_ERR_invalid_bkey; - } + bkey_fsck_err_on(crc.offset + crc.live_size > crc.uncompressed_size, c, err, + ptr_crc_uncompressed_size_too_small, + "checksum offset + key size > uncompressed size"); + bkey_fsck_err_on(!bch2_checksum_type_valid(c, crc.csum_type), c, err, + ptr_crc_csum_type_unknown, + "invalid checksum type"); + bkey_fsck_err_on(crc.compression_type >= BCH_COMPRESSION_TYPE_NR, c, err, + ptr_crc_compression_type_unknown, + "invalid compression type"); if (bch2_csum_type_is_encryption(crc.csum_type)) { if (nonce == UINT_MAX) nonce = crc.offset + crc.nonce; - else if (nonce != crc.offset + crc.nonce) { - prt_printf(err, "incorrect nonce"); - return -BCH_ERR_invalid_bkey; - } + else if (nonce != crc.offset + crc.nonce) + bkey_fsck_err(c, err, ptr_crc_nonce_mismatch, + "incorrect nonce"); } - if (crc_since_last_ptr) { - prt_printf(err, "redundant crc entry"); - return -BCH_ERR_invalid_bkey; - } + bkey_fsck_err_on(crc_since_last_ptr, c, err, + ptr_crc_redundant, + "redundant crc entry"); crc_since_last_ptr = true; - if (crc_is_encoded(crc) && - (crc.uncompressed_size > c->opts.encoded_extent_max >> 9) && - (flags & (BKEY_INVALID_WRITE|BKEY_INVALID_COMMIT))) { - prt_printf(err, "too large encoded extent"); - return -BCH_ERR_invalid_bkey; - } + bkey_fsck_err_on(crc_is_encoded(crc) && + (crc.uncompressed_size > c->opts.encoded_extent_max >> 9) && + (flags & (BKEY_INVALID_WRITE|BKEY_INVALID_COMMIT)), c, err, + ptr_crc_uncompressed_size_too_big, + "too large encoded extent"); + size_ondisk = crc.compressed_size; break; case BCH_EXTENT_ENTRY_stripe_ptr: - if (have_ec) { - prt_printf(err, "redundant stripe entry"); - return -BCH_ERR_invalid_bkey; - } + bkey_fsck_err_on(have_ec, c, err, + ptr_stripe_redundant, + "redundant stripe entry"); have_ec = true; break; case BCH_EXTENT_ENTRY_rebalance: { @@ -1238,27 +1215,26 @@ int bch2_bkey_ptrs_invalid(const struct bch_fs *c, struct bkey_s_c k, } } - if (!nr_ptrs) { - prt_str(err, "no ptrs"); - return -BCH_ERR_invalid_bkey; - } - - if (nr_ptrs >= BCH_BKEY_PTRS_MAX) { - prt_str(err, "too many ptrs"); - return -BCH_ERR_invalid_bkey; - } - - if (crc_since_last_ptr) { - prt_printf(err, "redundant crc entry"); - return -BCH_ERR_invalid_bkey; - } - - if (have_ec) { - prt_printf(err, "redundant stripe entry"); - return -BCH_ERR_invalid_bkey; - } - - return 0; + bkey_fsck_err_on(!nr_ptrs, c, err, + extent_ptrs_no_ptrs, + "no ptrs"); + bkey_fsck_err_on(nr_ptrs > BCH_BKEY_PTRS_MAX, c, err, + extent_ptrs_too_many_ptrs, + "too many ptrs: %u > %u", nr_ptrs, BCH_BKEY_PTRS_MAX); + bkey_fsck_err_on(have_written && have_unwritten, c, err, + extent_ptrs_written_and_unwritten, + "extent with unwritten and written ptrs"); + bkey_fsck_err_on(k.k->type != KEY_TYPE_extent && have_unwritten, c, err, + extent_ptrs_unwritten, + "has unwritten ptrs"); + bkey_fsck_err_on(crc_since_last_ptr, c, err, + extent_ptrs_redundant_crc, + "redundant crc entry"); + bkey_fsck_err_on(have_ec, c, err, + extent_ptrs_redundant_stripe, + "redundant stripe entry"); +fsck_err: + return ret; } void bch2_ptr_swab(struct bkey_s k) diff --git a/libbcachefs/extents.h b/libbcachefs/extents.h index 9110acae..a2ce8a3b 100644 --- a/libbcachefs/extents.h +++ b/libbcachefs/extents.h @@ -400,12 +400,12 @@ int bch2_bkey_pick_read_device(struct bch_fs *, struct bkey_s_c, /* KEY_TYPE_btree_ptr: */ -int bch2_btree_ptr_invalid(const struct bch_fs *, struct bkey_s_c, +int bch2_btree_ptr_invalid(struct bch_fs *, struct bkey_s_c, enum bkey_invalid_flags, struct printbuf *); void bch2_btree_ptr_to_text(struct printbuf *, struct bch_fs *, struct bkey_s_c); -int bch2_btree_ptr_v2_invalid(const struct bch_fs *, struct bkey_s_c, +int bch2_btree_ptr_v2_invalid(struct bch_fs *, struct bkey_s_c, enum bkey_invalid_flags, struct printbuf *); void bch2_btree_ptr_v2_to_text(struct printbuf *, struct bch_fs *, struct bkey_s_c); void bch2_btree_ptr_v2_compat(enum btree_id, unsigned, unsigned, @@ -445,7 +445,7 @@ bool bch2_extent_merge(struct bch_fs *, struct bkey_s, struct bkey_s_c); /* KEY_TYPE_reservation: */ -int bch2_reservation_invalid(const struct bch_fs *, struct bkey_s_c, +int bch2_reservation_invalid(struct bch_fs *, struct bkey_s_c, enum bkey_invalid_flags, struct printbuf *); void bch2_reservation_to_text(struct printbuf *, struct bch_fs *, struct bkey_s_c); bool bch2_reservation_merge(struct bch_fs *, struct bkey_s, struct bkey_s_c); @@ -705,7 +705,7 @@ void bch2_extent_ptr_set_cached(struct bkey_s, struct bch_extent_ptr *); bool bch2_extent_normalize(struct bch_fs *, struct bkey_s); void bch2_bkey_ptrs_to_text(struct printbuf *, struct bch_fs *, struct bkey_s_c); -int bch2_bkey_ptrs_invalid(const struct bch_fs *, struct bkey_s_c, +int bch2_bkey_ptrs_invalid(struct bch_fs *, struct bkey_s_c, enum bkey_invalid_flags, struct printbuf *); void bch2_ptr_swab(struct bkey_s); diff --git a/libbcachefs/fsck.c b/libbcachefs/fsck.c index 328cb3b3..0e470ebd 100644 --- a/libbcachefs/fsck.c +++ b/libbcachefs/fsck.c @@ -721,8 +721,9 @@ static int check_key_has_snapshot(struct btree_trans *trans, int ret = 0; if (mustfix_fsck_err_on(!bch2_snapshot_equiv(c, k.k->p.snapshot), c, - "key in missing snapshot: %s", - (bch2_bkey_val_to_text(&buf, c, k), buf.buf))) + bkey_in_missing_snapshot, + "key in missing snapshot: %s", + (bch2_bkey_val_to_text(&buf, c, k), buf.buf))) ret = bch2_btree_delete_at(trans, iter, BTREE_UPDATE_INTERNAL_SNAPSHOT_NODE) ?: 1; fsck_err: @@ -791,6 +792,7 @@ static int hash_check_key(struct btree_trans *trans, if (fsck_err_on(k.k->type == desc.key_type && !desc.cmp_bkey(k, hash_k), c, + hash_table_key_duplicate, "duplicate hash table keys:\n%s", (printbuf_reset(&buf), bch2_bkey_val_to_text(&buf, c, hash_k), @@ -809,7 +811,8 @@ out: printbuf_exit(&buf); return ret; bad_hash: - if (fsck_err(c, "hash table key at wrong offset: btree %s inode %llu offset %llu, hashed to %llu\n%s", + if (fsck_err(c, hash_table_key_wrong_offset, + "hash table key at wrong offset: btree %s inode %llu offset %llu, hashed to %llu\n%s", bch2_btree_id_str(desc.btree_id), hash_k.k->p.inode, hash_k.k->p.offset, hash, (printbuf_reset(&buf), bch2_bkey_val_to_text(&buf, c, hash_k), buf.buf))) { @@ -860,7 +863,8 @@ static int check_inode(struct btree_trans *trans, *prev = u; if (fsck_err_on(prev->bi_hash_seed != u.bi_hash_seed || - inode_d_type(prev) != inode_d_type(&u), c, + inode_d_type(prev) != inode_d_type(&u), + c, inode_snapshot_mismatch, "inodes in different snapshots don't match")) { bch_err(c, "repair not implemented yet"); return -EINVAL; @@ -888,7 +892,8 @@ static int check_inode(struct btree_trans *trans, if (u.bi_flags & BCH_INODE_UNLINKED && (!c->sb.clean || - fsck_err(c, "filesystem marked clean, but inode %llu unlinked", + fsck_err(c, inode_unlinked_but_clean, + "filesystem marked clean, but inode %llu unlinked", u.bi_inum))) { bch2_trans_unlock(trans); bch2_fs_lazy_rw(c); @@ -900,7 +905,8 @@ static int check_inode(struct btree_trans *trans, if (u.bi_flags & BCH_INODE_I_SIZE_DIRTY && (!c->sb.clean || - fsck_err(c, "filesystem marked clean, but inode %llu has i_size dirty", + fsck_err(c, inode_i_size_dirty_but_clean, + "filesystem marked clean, but inode %llu has i_size dirty", u.bi_inum))) { bch_verbose(c, "truncating inode %llu", u.bi_inum); @@ -932,7 +938,8 @@ static int check_inode(struct btree_trans *trans, if (u.bi_flags & BCH_INODE_I_SECTORS_DIRTY && (!c->sb.clean || - fsck_err(c, "filesystem marked clean, but inode %llu has i_sectors dirty", + fsck_err(c, inode_i_sectors_dirty_but_clean, + "filesystem marked clean, but inode %llu has i_sectors dirty", u.bi_inum))) { s64 sectors; @@ -1058,10 +1065,11 @@ static int check_i_sectors(struct btree_trans *trans, struct inode_walker *w) return -BCH_ERR_internal_fsck_err; } - if (fsck_err_on(!(i->inode.bi_flags & BCH_INODE_I_SECTORS_DIRTY), c, - "inode %llu:%u has incorrect i_sectors: got %llu, should be %llu", - w->last_pos.inode, i->snapshot, - i->inode.bi_sectors, i->count)) { + if (fsck_err_on(!(i->inode.bi_flags & BCH_INODE_I_SECTORS_DIRTY), + c, inode_i_sectors_wrong, + "inode %llu:%u has incorrect i_sectors: got %llu, should be %llu", + w->last_pos.inode, i->snapshot, + i->inode.bi_sectors, i->count)) { i->inode.bi_sectors = i->count; ret = fsck_write_inode(trans, &i->inode, i->snapshot); if (ret) @@ -1202,7 +1210,8 @@ static int overlapping_extents_found(struct btree_trans *trans, prt_printf(&buf, "\n overwriting %s extent", pos1.snapshot >= pos2.p.snapshot ? "first" : "second"); - if (fsck_err(c, "overlapping extents%s", buf.buf)) { + if (fsck_err(c, extent_overlapping, + "overlapping extents%s", buf.buf)) { struct btree_iter *old_iter = &iter1; struct disk_reservation res = { 0 }; @@ -1357,7 +1366,7 @@ static int check_extent(struct btree_trans *trans, struct btree_iter *iter, goto err; if (k.k->type != KEY_TYPE_whiteout) { - if (fsck_err_on(!i, c, + if (fsck_err_on(!i, c, extent_in_missing_inode, "extent in missing inode:\n %s", (printbuf_reset(&buf), bch2_bkey_val_to_text(&buf, c, k), buf.buf))) @@ -1365,7 +1374,8 @@ static int check_extent(struct btree_trans *trans, struct btree_iter *iter, if (fsck_err_on(i && !S_ISREG(i->inode.bi_mode) && - !S_ISLNK(i->inode.bi_mode), c, + !S_ISLNK(i->inode.bi_mode), + c, extent_in_non_reg_inode, "extent in non regular inode mode %o:\n %s", i->inode.bi_mode, (printbuf_reset(&buf), @@ -1397,7 +1407,8 @@ static int check_extent(struct btree_trans *trans, struct btree_iter *iter, if (k.k->type != KEY_TYPE_whiteout) { if (fsck_err_on(!(i->inode.bi_flags & BCH_INODE_I_SIZE_DIRTY) && k.k->p.offset > round_up(i->inode.bi_size, block_bytes(c)) >> 9 && - !bkey_extent_is_reservation(k), c, + !bkey_extent_is_reservation(k), + c, extent_past_end_of_inode, "extent type past end of inode %llu:%u, i_size %llu\n %s", i->inode.bi_inum, i->snapshot, i->inode.bi_size, (bch2_bkey_val_to_text(&buf, c, k), buf.buf))) { @@ -1519,7 +1530,8 @@ static int check_subdir_count(struct btree_trans *trans, struct inode_walker *w) continue; } - if (fsck_err_on(i->inode.bi_nlink != i->count, c, + if (fsck_err_on(i->inode.bi_nlink != i->count, + c, inode_dir_wrong_nlink, "directory %llu:%u with wrong i_nlink: got %u, should be %llu", w->last_pos.inode, i->snapshot, i->inode.bi_nlink, i->count)) { i->inode.bi_nlink = i->count; @@ -1563,16 +1575,16 @@ static int check_dirent_target(struct btree_trans *trans, backpointer_exists = ret; ret = 0; - if (fsck_err_on(S_ISDIR(target->bi_mode) && - backpointer_exists, c, + if (fsck_err_on(S_ISDIR(target->bi_mode) && backpointer_exists, + c, inode_dir_multiple_links, "directory %llu with multiple links", target->bi_inum)) { ret = __remove_dirent(trans, d.k->p); goto out; } - if (fsck_err_on(backpointer_exists && - !target->bi_nlink, c, + if (fsck_err_on(backpointer_exists && !target->bi_nlink, + c, inode_multiple_links_but_nlink_0, "inode %llu type %s has multiple links but i_nlink 0", target->bi_inum, bch2_d_types[d.v->d_type])) { target->bi_nlink++; @@ -1583,7 +1595,8 @@ static int check_dirent_target(struct btree_trans *trans, goto err; } - if (fsck_err_on(!backpointer_exists, c, + if (fsck_err_on(!backpointer_exists, + c, inode_wrong_backpointer, "inode %llu:%u has wrong backpointer:\n" "got %llu:%llu\n" "should be %llu:%llu", @@ -1601,7 +1614,8 @@ static int check_dirent_target(struct btree_trans *trans, } } - if (fsck_err_on(d.v->d_type != inode_d_type(target), c, + if (fsck_err_on(d.v->d_type != inode_d_type(target), + c, dirent_d_type_wrong, "incorrect d_type: got %s, should be %s:\n%s", bch2_d_type_str(d.v->d_type), bch2_d_type_str(inode_d_type(target)), @@ -1625,7 +1639,8 @@ static int check_dirent_target(struct btree_trans *trans, if (d.v->d_type == DT_SUBVOL && target->bi_parent_subvol != le32_to_cpu(d.v->d_parent_subvol) && (c->sb.version < bcachefs_metadata_version_subvol_dirent || - fsck_err(c, "dirent has wrong d_parent_subvol field: got %u, should be %u", + fsck_err(c, dirent_d_parent_subvol_wrong, + "dirent has wrong d_parent_subvol field: got %u, should be %u", le32_to_cpu(d.v->d_parent_subvol), target->bi_parent_subvol))) { n = bch2_trans_kmalloc(trans, bkey_bytes(d.k)); @@ -1697,7 +1712,7 @@ static int check_dirent(struct btree_trans *trans, struct btree_iter *iter, *hash_info = bch2_hash_info_init(c, &dir->inodes.data[0].inode); dir->first_this_inode = false; - if (fsck_err_on(!i, c, + if (fsck_err_on(!i, c, dirent_in_missing_dir_inode, "dirent in nonexisting directory:\n%s", (printbuf_reset(&buf), bch2_bkey_val_to_text(&buf, c, k), buf.buf))) { @@ -1709,7 +1724,8 @@ static int check_dirent(struct btree_trans *trans, struct btree_iter *iter, if (!i) goto out; - if (fsck_err_on(!S_ISDIR(i->inode.bi_mode), c, + if (fsck_err_on(!S_ISDIR(i->inode.bi_mode), + c, dirent_in_non_dir_inode, "dirent in non directory inode type %s:\n%s", bch2_d_type_str(inode_d_type(&i->inode)), (printbuf_reset(&buf), @@ -1743,7 +1759,7 @@ static int check_dirent(struct btree_trans *trans, struct btree_iter *iter, if (ret && !bch2_err_matches(ret, ENOENT)) goto err; - if (fsck_err_on(ret, c, + if (fsck_err_on(ret, c, dirent_to_missing_subvol, "dirent points to missing subvolume %u", le32_to_cpu(d.v->d_child_subvol))) { ret = __remove_dirent(trans, d.k->p); @@ -1755,7 +1771,7 @@ static int check_dirent(struct btree_trans *trans, struct btree_iter *iter, if (ret && !bch2_err_matches(ret, ENOENT)) goto err; - if (fsck_err_on(ret, c, + if (fsck_err_on(ret, c, subvol_to_missing_root, "subvolume %u points to missing subvolume root %llu", target_subvol, target_inum)) { @@ -1764,7 +1780,8 @@ static int check_dirent(struct btree_trans *trans, struct btree_iter *iter, goto err; } - if (fsck_err_on(subvol_root.bi_subvol != target_subvol, c, + if (fsck_err_on(subvol_root.bi_subvol != target_subvol, + c, subvol_root_wrong_bi_subvol, "subvol root %llu has wrong bi_subvol field: got %u, should be %u", target_inum, subvol_root.bi_subvol, target_subvol)) { @@ -1783,7 +1800,8 @@ static int check_dirent(struct btree_trans *trans, struct btree_iter *iter, if (ret) goto err; - if (fsck_err_on(!target->inodes.nr, c, + if (fsck_err_on(!target->inodes.nr, + c, dirent_to_missing_inode, "dirent points to missing inode: (equiv %u)\n%s", equiv.snapshot, (printbuf_reset(&buf), @@ -1869,7 +1887,7 @@ static int check_xattr(struct btree_trans *trans, struct btree_iter *iter, *hash_info = bch2_hash_info_init(c, &inode->inodes.data[0].inode); inode->first_this_inode = false; - if (fsck_err_on(!i, c, + if (fsck_err_on(!i, c, xattr_in_missing_inode, "xattr for missing inode %llu", k.k->p.inode)) return bch2_btree_delete_at(trans, iter, 0); @@ -1918,7 +1936,8 @@ static int check_root_trans(struct btree_trans *trans) if (ret && !bch2_err_matches(ret, ENOENT)) return ret; - if (mustfix_fsck_err_on(ret, c, "root subvol missing")) { + if (mustfix_fsck_err_on(ret, c, root_subvol_missing, + "root subvol missing")) { struct bkey_i_subvolume root_subvol; snapshot = U32_MAX; @@ -1944,8 +1963,10 @@ static int check_root_trans(struct btree_trans *trans) if (ret && !bch2_err_matches(ret, ENOENT)) return ret; - if (mustfix_fsck_err_on(ret, c, "root directory missing") || - mustfix_fsck_err_on(!S_ISDIR(root_inode.bi_mode), c, + if (mustfix_fsck_err_on(ret, c, root_dir_missing, + "root directory missing") || + mustfix_fsck_err_on(!S_ISDIR(root_inode.bi_mode), + c, root_inode_not_dir, "root inode not a directory")) { bch2_inode_init(c, &root_inode, 0, 0, S_IFDIR|0755, 0, NULL); @@ -2049,7 +2070,8 @@ static int check_path(struct btree_trans *trans, } if (bch2_err_matches(ret, ENOENT)) { - if (fsck_err(c, "unreachable inode %llu:%u, type %s nlink %u backptr %llu:%llu", + if (fsck_err(c, inode_unreachable, + "unreachable inode %llu:%u, type %s nlink %u backptr %llu:%llu", inode->bi_inum, snapshot, bch2_d_type_str(inode_d_type(inode)), inode->bi_nlink, @@ -2089,7 +2111,8 @@ static int check_path(struct btree_trans *trans, pr_err("%llu:%u", i->inum, i->snapshot); pr_err("%llu:%u", inode->bi_inum, snapshot); - if (!fsck_err(c, "directory structure loop")) + if (!fsck_err(c, dir_loop, + "directory structure loop")) return 0; ret = commit_do(trans, NULL, NULL, @@ -2349,7 +2372,8 @@ static int check_nlinks_update_inode(struct btree_trans *trans, struct btree_ite link = &links->d[++*idx]; } - if (fsck_err_on(bch2_inode_nlink_get(&u) != link->count, c, + if (fsck_err_on(bch2_inode_nlink_get(&u) != link->count, + c, inode_wrong_nlink, "inode %llu type %s has wrong i_nlink (%u, should be %u)", u.bi_inum, bch2_d_types[mode_to_type(u.bi_mode)], bch2_inode_nlink_get(&u), link->count)) { diff --git a/libbcachefs/inode.c b/libbcachefs/inode.c index 23fcd442..925d1b7f 100644 --- a/libbcachefs/inode.c +++ b/libbcachefs/inode.c @@ -398,104 +398,102 @@ struct bkey_i *bch2_inode_to_v3(struct btree_trans *trans, struct bkey_i *k) return &inode_p->inode.k_i; } -static int __bch2_inode_invalid(struct bkey_s_c k, struct printbuf *err) +static int __bch2_inode_invalid(struct bch_fs *c, struct bkey_s_c k, struct printbuf *err) { struct bch_inode_unpacked unpacked; + int ret = 0; - if (k.k->p.inode) { - prt_printf(err, "nonzero k.p.inode"); - return -BCH_ERR_invalid_bkey; - } + bkey_fsck_err_on(k.k->p.inode, c, err, + inode_pos_inode_nonzero, + "nonzero k.p.inode"); - if (k.k->p.offset < BLOCKDEV_INODE_MAX) { - prt_printf(err, "fs inode in blockdev range"); - return -BCH_ERR_invalid_bkey; - } + bkey_fsck_err_on(k.k->p.offset < BLOCKDEV_INODE_MAX, c, err, + inode_pos_blockdev_range, + "fs inode in blockdev range"); - if (bch2_inode_unpack(k, &unpacked)) { - prt_printf(err, "invalid variable length fields"); - return -BCH_ERR_invalid_bkey; - } + bkey_fsck_err_on(bch2_inode_unpack(k, &unpacked), c, err, + inode_unpack_error, + "invalid variable length fields"); - if (unpacked.bi_data_checksum >= BCH_CSUM_OPT_NR + 1) { - prt_printf(err, "invalid data checksum type (%u >= %u", - unpacked.bi_data_checksum, BCH_CSUM_OPT_NR + 1); - return -BCH_ERR_invalid_bkey; - } + bkey_fsck_err_on(unpacked.bi_data_checksum >= BCH_CSUM_OPT_NR + 1, c, err, + inode_checksum_type_invalid, + "invalid data checksum type (%u >= %u", + unpacked.bi_data_checksum, BCH_CSUM_OPT_NR + 1); - if (unpacked.bi_compression && - !bch2_compression_opt_valid(unpacked.bi_compression - 1)) { - prt_printf(err, "invalid compression opt %u", - unpacked.bi_compression - 1); - return -BCH_ERR_invalid_bkey; - } + bkey_fsck_err_on(unpacked.bi_compression && + !bch2_compression_opt_valid(unpacked.bi_compression - 1), c, err, + inode_compression_type_invalid, + "invalid compression opt %u", unpacked.bi_compression - 1); - if ((unpacked.bi_flags & BCH_INODE_UNLINKED) && - unpacked.bi_nlink != 0) { - prt_printf(err, "flagged as unlinked but bi_nlink != 0"); - return -BCH_ERR_invalid_bkey; - } + bkey_fsck_err_on((unpacked.bi_flags & BCH_INODE_UNLINKED) && + unpacked.bi_nlink != 0, c, err, + inode_unlinked_but_nlink_nonzero, + "flagged as unlinked but bi_nlink != 0"); - if (unpacked.bi_subvol && !S_ISDIR(unpacked.bi_mode)) { - prt_printf(err, "subvolume root but not a directory"); - return -BCH_ERR_invalid_bkey; - } - - return 0; + bkey_fsck_err_on(unpacked.bi_subvol && !S_ISDIR(unpacked.bi_mode), c, err, + inode_subvol_root_but_not_dir, + "subvolume root but not a directory"); +fsck_err: + return ret; } -int bch2_inode_invalid(const struct bch_fs *c, struct bkey_s_c k, +int bch2_inode_invalid(struct bch_fs *c, struct bkey_s_c k, enum bkey_invalid_flags flags, struct printbuf *err) { struct bkey_s_c_inode inode = bkey_s_c_to_inode(k); + int ret = 0; - if (INODE_STR_HASH(inode.v) >= BCH_STR_HASH_NR) { - prt_printf(err, "invalid str hash type (%llu >= %u)", - INODE_STR_HASH(inode.v), BCH_STR_HASH_NR); - return -BCH_ERR_invalid_bkey; - } + bkey_fsck_err_on(INODE_STR_HASH(inode.v) >= BCH_STR_HASH_NR, c, err, + inode_str_hash_invalid, + "invalid str hash type (%llu >= %u)", + INODE_STR_HASH(inode.v), BCH_STR_HASH_NR); - return __bch2_inode_invalid(k, err); + ret = __bch2_inode_invalid(c, k, err); +fsck_err: + return ret; } -int bch2_inode_v2_invalid(const struct bch_fs *c, struct bkey_s_c k, +int bch2_inode_v2_invalid(struct bch_fs *c, struct bkey_s_c k, enum bkey_invalid_flags flags, struct printbuf *err) { struct bkey_s_c_inode_v2 inode = bkey_s_c_to_inode_v2(k); + int ret = 0; - if (INODEv2_STR_HASH(inode.v) >= BCH_STR_HASH_NR) { - prt_printf(err, "invalid str hash type (%llu >= %u)", - INODEv2_STR_HASH(inode.v), BCH_STR_HASH_NR); - return -BCH_ERR_invalid_bkey; - } + bkey_fsck_err_on(INODEv2_STR_HASH(inode.v) >= BCH_STR_HASH_NR, c, err, + inode_str_hash_invalid, + "invalid str hash type (%llu >= %u)", + INODEv2_STR_HASH(inode.v), BCH_STR_HASH_NR); - return __bch2_inode_invalid(k, err); + ret = __bch2_inode_invalid(c, k, err); +fsck_err: + return ret; } -int bch2_inode_v3_invalid(const struct bch_fs *c, struct bkey_s_c k, +int bch2_inode_v3_invalid(struct bch_fs *c, struct bkey_s_c k, enum bkey_invalid_flags flags, struct printbuf *err) { struct bkey_s_c_inode_v3 inode = bkey_s_c_to_inode_v3(k); + int ret = 0; - if (INODEv3_FIELDS_START(inode.v) < INODEv3_FIELDS_START_INITIAL || - INODEv3_FIELDS_START(inode.v) > bkey_val_u64s(inode.k)) { - prt_printf(err, "invalid fields_start (got %llu, min %u max %zu)", - INODEv3_FIELDS_START(inode.v), - INODEv3_FIELDS_START_INITIAL, - bkey_val_u64s(inode.k)); - return -BCH_ERR_invalid_bkey; - } + bkey_fsck_err_on(INODEv3_FIELDS_START(inode.v) < INODEv3_FIELDS_START_INITIAL || + INODEv3_FIELDS_START(inode.v) > bkey_val_u64s(inode.k), c, err, + inode_v3_fields_start_bad, + "invalid fields_start (got %llu, min %u max %zu)", + INODEv3_FIELDS_START(inode.v), + INODEv3_FIELDS_START_INITIAL, + bkey_val_u64s(inode.k)); - if (INODEv3_STR_HASH(inode.v) >= BCH_STR_HASH_NR) { - prt_printf(err, "invalid str hash type (%llu >= %u)", - INODEv3_STR_HASH(inode.v), BCH_STR_HASH_NR); - return -BCH_ERR_invalid_bkey; - } + bkey_fsck_err_on(INODEv3_STR_HASH(inode.v) >= BCH_STR_HASH_NR, c, err, + inode_str_hash_invalid, + "invalid str hash type (%llu >= %u)", + INODEv3_STR_HASH(inode.v), BCH_STR_HASH_NR); - return __bch2_inode_invalid(k, err); + ret = __bch2_inode_invalid(c, k, err); +fsck_err: + return ret; } static void __bch2_inode_unpacked_to_text(struct printbuf *out, @@ -612,16 +610,17 @@ int bch2_mark_inode(struct btree_trans *trans, return 0; } -int bch2_inode_generation_invalid(const struct bch_fs *c, struct bkey_s_c k, +int bch2_inode_generation_invalid(struct bch_fs *c, struct bkey_s_c k, enum bkey_invalid_flags flags, struct printbuf *err) { - if (k.k->p.inode) { - prt_printf(err, "nonzero k.p.inode"); - return -BCH_ERR_invalid_bkey; - } + int ret = 0; - return 0; + bkey_fsck_err_on(k.k->p.inode, c, err, + inode_pos_inode_nonzero, + "nonzero k.p.inode"); +fsck_err: + return ret; } void bch2_inode_generation_to_text(struct printbuf *out, struct bch_fs *c, @@ -1068,6 +1067,7 @@ static int may_delete_deleted_inode(struct btree_trans *trans, struct bpos pos) return 0; if (!fsck_err_on(c->sb.clean, c, + deleted_inode_but_clean, "filesystem marked as clean but have deleted inode %llu:%u", pos.offset, pos.snapshot)) return 0; @@ -1079,6 +1079,7 @@ static int may_delete_deleted_inode(struct btree_trans *trans, struct bpos pos) ret = bkey_is_inode(k.k) ? 0 : -BCH_ERR_ENOENT_inode; if (fsck_err_on(!bkey_is_inode(k.k), c, + deleted_inode_missing, "nonexistent inode %llu:%u in deleted_inodes btree", pos.offset, pos.snapshot)) goto delete; @@ -1088,11 +1089,13 @@ static int may_delete_deleted_inode(struct btree_trans *trans, struct bpos pos) goto err; if (fsck_err_on(S_ISDIR(inode.bi_mode), c, + deleted_inode_is_dir, "directory %llu:%u in deleted_inodes btree", pos.offset, pos.snapshot)) goto delete; if (fsck_err_on(!(inode.bi_flags & BCH_INODE_UNLINKED), c, + deleted_inode_not_unlinked, "non-deleted inode %llu:%u in deleted_inodes btree", pos.offset, pos.snapshot)) goto delete; diff --git a/libbcachefs/inode.h b/libbcachefs/inode.h index 2781e328..74c62e6c 100644 --- a/libbcachefs/inode.h +++ b/libbcachefs/inode.h @@ -8,11 +8,11 @@ enum bkey_invalid_flags; extern const char * const bch2_inode_opts[]; -int bch2_inode_invalid(const struct bch_fs *, struct bkey_s_c, +int bch2_inode_invalid(struct bch_fs *, struct bkey_s_c, enum bkey_invalid_flags, struct printbuf *); -int bch2_inode_v2_invalid(const struct bch_fs *, struct bkey_s_c, +int bch2_inode_v2_invalid(struct bch_fs *, struct bkey_s_c, enum bkey_invalid_flags, struct printbuf *); -int bch2_inode_v3_invalid(const struct bch_fs *, struct bkey_s_c, +int bch2_inode_v3_invalid(struct bch_fs *, struct bkey_s_c, enum bkey_invalid_flags, struct printbuf *); void bch2_inode_to_text(struct printbuf *, struct bch_fs *, struct bkey_s_c); @@ -52,7 +52,7 @@ static inline bool bkey_is_inode(const struct bkey *k) k->type == KEY_TYPE_inode_v3; } -int bch2_inode_generation_invalid(const struct bch_fs *, struct bkey_s_c, +int bch2_inode_generation_invalid(struct bch_fs *, struct bkey_s_c, enum bkey_invalid_flags, struct printbuf *); void bch2_inode_generation_to_text(struct printbuf *, struct bch_fs *, struct bkey_s_c); diff --git a/libbcachefs/io_read.c b/libbcachefs/io_read.c index 443c3ea6..ae36fc48 100644 --- a/libbcachefs/io_read.c +++ b/libbcachefs/io_read.c @@ -643,7 +643,7 @@ csum_err: "data checksum error: expected %0llx:%0llx got %0llx:%0llx (type %s)", rbio->pick.crc.csum.hi, rbio->pick.crc.csum.lo, csum.hi, csum.lo, bch2_csum_types[crc.csum_type]); - bch2_io_error(ca); + bch2_io_error(ca, BCH_MEMBER_ERROR_checksum); bch2_rbio_error(rbio, READ_RETRY_AVOID, BLK_STS_IOERR); goto out; decompression_err: @@ -677,7 +677,7 @@ static void bch2_read_endio(struct bio *bio) if (!rbio->split) rbio->bio.bi_end_io = rbio->end_io; - if (bch2_dev_inum_io_err_on(bio->bi_status, ca, + if (bch2_dev_inum_io_err_on(bio->bi_status, ca, BCH_MEMBER_ERROR_read, rbio->read_pos.inode, rbio->read_pos.offset, "data read error: %s", diff --git a/libbcachefs/io_write.c b/libbcachefs/io_write.c index 6d9c7772..613f3843 100644 --- a/libbcachefs/io_write.c +++ b/libbcachefs/io_write.c @@ -637,7 +637,7 @@ static void bch2_write_endio(struct bio *bio) struct bch_fs *c = wbio->c; struct bch_dev *ca = bch_dev_bkey_exists(c, wbio->dev); - if (bch2_dev_inum_io_err_on(bio->bi_status, ca, + if (bch2_dev_inum_io_err_on(bio->bi_status, ca, BCH_MEMBER_ERROR_write, op->pos.inode, wbio->inode_offset << 9, "data write error: %s", diff --git a/libbcachefs/journal_io.c b/libbcachefs/journal_io.c index b29ece31..65878542 100644 --- a/libbcachefs/journal_io.c +++ b/libbcachefs/journal_io.c @@ -140,7 +140,8 @@ static int journal_entry_add(struct bch_fs *c, struct bch_dev *ca, if (!dup->csum_good) goto replace; - fsck_err(c, "found duplicate but non identical journal entries (seq %llu)", + fsck_err(c, journal_entry_replicas_data_mismatch, + "found duplicate but non identical journal entries (seq %llu)", le64_to_cpu(j->seq)); i = dup; goto found; @@ -235,7 +236,7 @@ static void journal_entry_err_msg(struct printbuf *out, prt_str(out, ": "); } -#define journal_entry_err(c, version, jset, entry, msg, ...) \ +#define journal_entry_err(c, version, jset, entry, _err, msg, ...) \ ({ \ struct printbuf _buf = PRINTBUF; \ \ @@ -244,9 +245,10 @@ static void journal_entry_err_msg(struct printbuf *out, \ switch (flags & BKEY_INVALID_WRITE) { \ case READ: \ - mustfix_fsck_err(c, "%s", _buf.buf); \ + mustfix_fsck_err(c, _err, "%s", _buf.buf); \ break; \ case WRITE: \ + bch2_sb_error_count(c, BCH_FSCK_ERR_##_err); \ bch_err(c, "corrupt metadata before write: %s\n", _buf.buf);\ if (bch2_fs_inconsistent(c)) { \ ret = -BCH_ERR_fsck_errors_not_fixed; \ @@ -259,8 +261,8 @@ static void journal_entry_err_msg(struct printbuf *out, true; \ }) -#define journal_entry_err_on(cond, c, version, jset, entry, msg, ...) \ - ((cond) ? journal_entry_err(c, version, jset, entry, msg, ##__VA_ARGS__) : false) +#define journal_entry_err_on(cond, ...) \ + ((cond) ? journal_entry_err(__VA_ARGS__) : false) #define FSCK_DELETED_KEY 5 @@ -277,7 +279,10 @@ static int journal_validate_key(struct bch_fs *c, struct printbuf buf = PRINTBUF; int ret = 0; - if (journal_entry_err_on(!k->k.u64s, c, version, jset, entry, "k->u64s 0")) { + if (journal_entry_err_on(!k->k.u64s, + c, version, jset, entry, + journal_entry_bkey_u64s_0, + "k->u64s 0")) { entry->u64s = cpu_to_le16((u64 *) k - entry->_data); journal_entry_null_range(vstruct_next(entry), next); return FSCK_DELETED_KEY; @@ -286,6 +291,7 @@ static int journal_validate_key(struct bch_fs *c, if (journal_entry_err_on((void *) bkey_next(k) > (void *) vstruct_next(entry), c, version, jset, entry, + journal_entry_bkey_past_end, "extends past end of journal entry")) { entry->u64s = cpu_to_le16((u64 *) k - entry->_data); journal_entry_null_range(vstruct_next(entry), next); @@ -294,6 +300,7 @@ static int journal_validate_key(struct bch_fs *c, if (journal_entry_err_on(k->k.format != KEY_FORMAT_CURRENT, c, version, jset, entry, + journal_entry_bkey_bad_format, "bad format %u", k->k.format)) { le16_add_cpu(&entry->u64s, -((u16) k->k.u64s)); memmove(k, bkey_next(k), next - (void *) bkey_next(k)); @@ -317,7 +324,8 @@ static int journal_validate_key(struct bch_fs *c, bch2_bkey_invalid(c, bkey_i_to_s_c(k), __btree_node_type(level, btree_id), write, &buf); - mustfix_fsck_err(c, "%s", buf.buf); + mustfix_fsck_err(c, journal_entry_bkey_invalid, + "%s", buf.buf); le16_add_cpu(&entry->u64s, -((u16) k->k.u64s)); memmove(k, bkey_next(k), next - (void *) bkey_next(k)); @@ -387,6 +395,7 @@ static int journal_entry_btree_root_validate(struct bch_fs *c, if (journal_entry_err_on(!entry->u64s || le16_to_cpu(entry->u64s) != k->k.u64s, c, version, jset, entry, + journal_entry_btree_root_bad_size, "invalid btree root journal entry: wrong number of keys")) { void *next = vstruct_next(entry); /* @@ -436,6 +445,7 @@ static int journal_entry_blacklist_validate(struct bch_fs *c, if (journal_entry_err_on(le16_to_cpu(entry->u64s) != 1, c, version, jset, entry, + journal_entry_blacklist_bad_size, "invalid journal seq blacklist entry: bad size")) { journal_entry_null_range(entry, vstruct_next(entry)); } @@ -463,6 +473,7 @@ static int journal_entry_blacklist_v2_validate(struct bch_fs *c, if (journal_entry_err_on(le16_to_cpu(entry->u64s) != 2, c, version, jset, entry, + journal_entry_blacklist_v2_bad_size, "invalid journal seq blacklist entry: bad size")) { journal_entry_null_range(entry, vstruct_next(entry)); goto out; @@ -473,6 +484,7 @@ static int journal_entry_blacklist_v2_validate(struct bch_fs *c, if (journal_entry_err_on(le64_to_cpu(bl_entry->start) > le64_to_cpu(bl_entry->end), c, version, jset, entry, + journal_entry_blacklist_v2_start_past_end, "invalid journal seq blacklist entry: start > end")) { journal_entry_null_range(entry, vstruct_next(entry)); } @@ -505,6 +517,7 @@ static int journal_entry_usage_validate(struct bch_fs *c, if (journal_entry_err_on(bytes < sizeof(*u), c, version, jset, entry, + journal_entry_usage_bad_size, "invalid journal entry usage: bad size")) { journal_entry_null_range(entry, vstruct_next(entry)); return ret; @@ -539,6 +552,7 @@ static int journal_entry_data_usage_validate(struct bch_fs *c, if (journal_entry_err_on(bytes < sizeof(*u) || bytes < sizeof(*u) + u->r.nr_devs, c, version, jset, entry, + journal_entry_data_usage_bad_size, "invalid journal entry usage: bad size")) { journal_entry_null_range(entry, vstruct_next(entry)); return ret; @@ -570,13 +584,17 @@ static int journal_entry_clock_validate(struct bch_fs *c, int ret = 0; if (journal_entry_err_on(bytes != sizeof(*clock), - c, version, jset, entry, "bad size")) { + c, version, jset, entry, + journal_entry_clock_bad_size, + "bad size")) { journal_entry_null_range(entry, vstruct_next(entry)); return ret; } if (journal_entry_err_on(clock->rw > 1, - c, version, jset, entry, "bad rw")) { + c, version, jset, entry, + journal_entry_clock_bad_rw, + "bad rw")) { journal_entry_null_range(entry, vstruct_next(entry)); return ret; } @@ -608,7 +626,9 @@ static int journal_entry_dev_usage_validate(struct bch_fs *c, int ret = 0; if (journal_entry_err_on(bytes < expected, - c, version, jset, entry, "bad size (%u < %u)", + c, version, jset, entry, + journal_entry_dev_usage_bad_size, + "bad size (%u < %u)", bytes, expected)) { journal_entry_null_range(entry, vstruct_next(entry)); return ret; @@ -617,13 +637,17 @@ static int journal_entry_dev_usage_validate(struct bch_fs *c, dev = le32_to_cpu(u->dev); if (journal_entry_err_on(!bch2_dev_exists2(c, dev), - c, version, jset, entry, "bad dev")) { + c, version, jset, entry, + journal_entry_dev_usage_bad_dev, + "bad dev")) { journal_entry_null_range(entry, vstruct_next(entry)); return ret; } if (journal_entry_err_on(u->pad, - c, version, jset, entry, "bad pad")) { + c, version, jset, entry, + journal_entry_dev_usage_bad_pad, + "bad pad")) { journal_entry_null_range(entry, vstruct_next(entry)); return ret; } @@ -738,7 +762,8 @@ static int jset_validate_entries(struct bch_fs *c, struct jset *jset, vstruct_for_each(jset, entry) { if (journal_entry_err_on(vstruct_next(entry) > vstruct_last(jset), - c, version, jset, entry, + c, version, jset, entry, + journal_entry_past_jset_end, "journal entry extends past end of jset")) { jset->u64s = cpu_to_le32((u64 *) entry - jset->_data); break; @@ -767,6 +792,7 @@ static int jset_validate(struct bch_fs *c, version = le32_to_cpu(jset->version); if (journal_entry_err_on(!bch2_version_compatible(version), c, version, jset, NULL, + jset_unsupported_version, "%s sector %llu seq %llu: incompatible journal entry version %u.%u", ca ? ca->name : c->name, sector, le64_to_cpu(jset->seq), @@ -777,7 +803,8 @@ static int jset_validate(struct bch_fs *c, } if (journal_entry_err_on(!bch2_checksum_type_valid(c, JSET_CSUM_TYPE(jset)), - c, version, jset, NULL, + c, version, jset, NULL, + jset_unknown_csum, "%s sector %llu seq %llu: journal entry with unknown csum type %llu", ca ? ca->name : c->name, sector, le64_to_cpu(jset->seq), @@ -788,6 +815,7 @@ static int jset_validate(struct bch_fs *c, if (journal_entry_err_on(!JSET_NO_FLUSH(jset) && le64_to_cpu(jset->last_seq) > le64_to_cpu(jset->seq), c, version, jset, NULL, + jset_last_seq_newer_than_seq, "invalid journal entry: last_seq > seq (%llu > %llu)", le64_to_cpu(jset->last_seq), le64_to_cpu(jset->seq))) { @@ -816,7 +844,8 @@ static int jset_validate_early(struct bch_fs *c, version = le32_to_cpu(jset->version); if (journal_entry_err_on(!bch2_version_compatible(version), - c, version, jset, NULL, + c, version, jset, NULL, + jset_unsupported_version, "%s sector %llu seq %llu: unknown journal entry version %u.%u", ca ? ca->name : c->name, sector, le64_to_cpu(jset->seq), @@ -831,7 +860,8 @@ static int jset_validate_early(struct bch_fs *c, return JOURNAL_ENTRY_REREAD; if (journal_entry_err_on(bytes > bucket_sectors_left << 9, - c, version, jset, NULL, + c, version, jset, NULL, + jset_past_bucket_end, "%s sector %llu seq %llu: journal entry too big (%zu bytes)", ca ? ca->name : c->name, sector, le64_to_cpu(jset->seq), bytes)) @@ -900,7 +930,7 @@ reread: ret = submit_bio_wait(bio); kfree(bio); - if (bch2_dev_io_err_on(ret, ca, + if (bch2_dev_io_err_on(ret, ca, BCH_MEMBER_ERROR_read, "journal read error: sector %llu", offset) || bch2_meta_read_fault("journal")) { @@ -956,7 +986,8 @@ reread: ja->bucket_seq[bucket] = le64_to_cpu(j->seq); csum_good = jset_csum_good(c, j); - if (!csum_good) + if (bch2_dev_io_err_on(!csum_good, ca, BCH_MEMBER_ERROR_checksum, + "journal checksum error")) saw_bad = true; ret = bch2_encrypt(c, JSET_CSUM_TYPE(j), journal_nonce(j), @@ -1172,6 +1203,7 @@ int bch2_journal_read(struct bch_fs *c, if (journal_entry_err_on(le64_to_cpu(i->j.last_seq) > le64_to_cpu(i->j.seq), c, le32_to_cpu(i->j.version), &i->j, NULL, + jset_last_seq_newer_than_seq, "invalid journal entry: last_seq > seq (%llu > %llu)", le64_to_cpu(i->j.last_seq), le64_to_cpu(i->j.seq))) @@ -1188,7 +1220,8 @@ int bch2_journal_read(struct bch_fs *c, } if (!*last_seq) { - fsck_err(c, "journal read done, but no entries found after dropping non-flushes"); + fsck_err(c, dirty_but_no_journal_entries_post_drop_nonflushes, + "journal read done, but no entries found after dropping non-flushes"); return 0; } @@ -1214,6 +1247,7 @@ int bch2_journal_read(struct bch_fs *c, if (bch2_journal_seq_is_blacklisted(c, seq, true)) { fsck_err_on(!JSET_NO_FLUSH(&i->j), c, + jset_seq_blacklisted, "found blacklisted journal entry %llu", seq); i->ignore = true; } @@ -1254,7 +1288,8 @@ int bch2_journal_read(struct bch_fs *c, bch2_journal_ptrs_to_text(&buf2, c, i); missing_end = seq - 1; - fsck_err(c, "journal entries %llu-%llu missing! (replaying %llu-%llu)\n" + fsck_err(c, journal_entries_missing, + "journal entries %llu-%llu missing! (replaying %llu-%llu)\n" " prev at %s\n" " next at %s", missing_start, missing_end, @@ -1309,7 +1344,8 @@ int bch2_journal_read(struct bch_fs *c, if (!degraded && !bch2_replicas_marked(c, &replicas.e) && (le64_to_cpu(i->j.seq) == *last_seq || - fsck_err(c, "superblock not marked as containing replicas for journal entry %llu\n %s", + fsck_err(c, journal_entry_replicas_not_marked, + "superblock not marked as containing replicas for journal entry %llu\n %s", le64_to_cpu(i->j.seq), buf.buf))) { ret = bch2_mark_replicas(c, &replicas.e); if (ret) @@ -1581,7 +1617,8 @@ static void journal_write_endio(struct bio *bio) struct journal_buf *w = journal_last_unwritten_buf(j); unsigned long flags; - if (bch2_dev_io_err_on(bio->bi_status, ca, "error writing journal entry %llu: %s", + if (bch2_dev_io_err_on(bio->bi_status, ca, BCH_MEMBER_ERROR_write, + "error writing journal entry %llu: %s", le64_to_cpu(w->data->seq), bch2_blk_status_to_str(bio->bi_status)) || bch2_meta_write_fault("journal")) { diff --git a/libbcachefs/lru.c b/libbcachefs/lru.c index 215a6533..a5cc0ed1 100644 --- a/libbcachefs/lru.c +++ b/libbcachefs/lru.c @@ -10,17 +10,17 @@ #include "recovery.h" /* KEY_TYPE_lru is obsolete: */ -int bch2_lru_invalid(const struct bch_fs *c, struct bkey_s_c k, +int bch2_lru_invalid(struct bch_fs *c, struct bkey_s_c k, enum bkey_invalid_flags flags, struct printbuf *err) { - if (!lru_pos_time(k.k->p)) { - prt_printf(err, "lru entry at time=0"); - return -BCH_ERR_invalid_bkey; - - } + int ret = 0; - return 0; + bkey_fsck_err_on(!lru_pos_time(k.k->p), c, err, + lru_entry_at_time_0, + "lru entry at time=0"); +fsck_err: + return ret; } void bch2_lru_to_text(struct printbuf *out, struct bch_fs *c, @@ -95,6 +95,7 @@ static int bch2_check_lru_key(struct btree_trans *trans, int ret; if (fsck_err_on(!bch2_dev_bucket_exists(c, alloc_pos), c, + lru_entry_to_invalid_bucket, "lru key points to nonexistent device:bucket %llu:%llu", alloc_pos.inode, alloc_pos.offset)) return bch2_btree_delete_at(trans, lru_iter, 0); @@ -125,7 +126,8 @@ static int bch2_check_lru_key(struct btree_trans *trans, } if (c->opts.reconstruct_alloc || - fsck_err(c, "incorrect lru entry: lru %s time %llu\n" + fsck_err(c, lru_entry_bad, + "incorrect lru entry: lru %s time %llu\n" " %s\n" " for %s", bch2_lru_types[type], diff --git a/libbcachefs/lru.h b/libbcachefs/lru.h index be66bf9a..429dca81 100644 --- a/libbcachefs/lru.h +++ b/libbcachefs/lru.h @@ -48,7 +48,7 @@ static inline enum bch_lru_type lru_type(struct bkey_s_c l) return BCH_LRU_read; } -int bch2_lru_invalid(const struct bch_fs *, struct bkey_s_c, +int bch2_lru_invalid(struct bch_fs *, struct bkey_s_c, enum bkey_invalid_flags, struct printbuf *); void bch2_lru_to_text(struct printbuf *, struct bch_fs *, struct bkey_s_c); diff --git a/libbcachefs/opts.c b/libbcachefs/opts.c index b7722b62..4ad58806 100644 --- a/libbcachefs/opts.c +++ b/libbcachefs/opts.c @@ -12,11 +12,6 @@ #define x(t, n, ...) [n] = #t, -const char * const bch2_iops_measurements[] = { - BCH_IOPS_MEASUREMENTS() - NULL -}; - const char * const bch2_error_actions[] = { BCH_ERROR_ACTIONS() NULL diff --git a/libbcachefs/opts.h b/libbcachefs/opts.h index 2307cdd2..8526f177 100644 --- a/libbcachefs/opts.h +++ b/libbcachefs/opts.h @@ -10,7 +10,6 @@ struct bch_fs; -extern const char * const bch2_iops_measurements[]; extern const char * const bch2_error_actions[]; extern const char * const bch2_fsck_fix_opts[]; extern const char * const bch2_version_upgrade_opts[]; diff --git a/libbcachefs/quota.c b/libbcachefs/quota.c index cb68ae44..a54647c3 100644 --- a/libbcachefs/quota.c +++ b/libbcachefs/quota.c @@ -59,17 +59,18 @@ const struct bch_sb_field_ops bch_sb_field_ops_quota = { .to_text = bch2_sb_quota_to_text, }; -int bch2_quota_invalid(const struct bch_fs *c, struct bkey_s_c k, +int bch2_quota_invalid(struct bch_fs *c, struct bkey_s_c k, enum bkey_invalid_flags flags, struct printbuf *err) { - if (k.k->p.inode >= QTYP_NR) { - prt_printf(err, "invalid quota type (%llu >= %u)", - k.k->p.inode, QTYP_NR); - return -BCH_ERR_invalid_bkey; - } + int ret = 0; - return 0; + bkey_fsck_err_on(k.k->p.inode >= QTYP_NR, c, err, + quota_type_invalid, + "invalid quota type (%llu >= %u)", + k.k->p.inode, QTYP_NR); +fsck_err: + return ret; } void bch2_quota_to_text(struct printbuf *out, struct bch_fs *c, diff --git a/libbcachefs/quota.h b/libbcachefs/quota.h index 2f463874..884f601f 100644 --- a/libbcachefs/quota.h +++ b/libbcachefs/quota.h @@ -8,7 +8,7 @@ enum bkey_invalid_flags; extern const struct bch_sb_field_ops bch_sb_field_ops_quota; -int bch2_quota_invalid(const struct bch_fs *, struct bkey_s_c, +int bch2_quota_invalid(struct bch_fs *, struct bkey_s_c, enum bkey_invalid_flags, struct printbuf *); void bch2_quota_to_text(struct printbuf *, struct bch_fs *, struct bkey_s_c); diff --git a/libbcachefs/rebalance.c b/libbcachefs/rebalance.c index 6ba8574b..6ee4d2e0 100644 --- a/libbcachefs/rebalance.c +++ b/libbcachefs/rebalance.c @@ -354,7 +354,8 @@ static int do_rebalance(struct moving_context *ctxt) rebalance_wait(c); } - bch_err_fn(c, ret); + if (!bch2_err_matches(ret, EROFS)) + bch_err_fn(c, ret); return ret; } diff --git a/libbcachefs/recovery.c b/libbcachefs/recovery.c index 02025099..f73338f3 100644 --- a/libbcachefs/recovery.c +++ b/libbcachefs/recovery.c @@ -365,8 +365,10 @@ static int read_btree_roots(struct bch_fs *c) } if (r->error) { - __fsck_err(c, btree_id_is_alloc(i) + __fsck_err(c, + btree_id_is_alloc(i) ? FSCK_CAN_IGNORE : 0, + btree_root_bkey_invalid, "invalid btree root %s", bch2_btree_id_str(i)); if (i == BTREE_ID_alloc) @@ -376,6 +378,7 @@ static int read_btree_roots(struct bch_fs *c) ret = bch2_btree_root_read(c, i, &r->key, r->level); if (ret) { fsck_err(c, + btree_root_read_error, "error reading btree root %s", bch2_btree_id_str(i)); if (btree_id_is_alloc(i)) @@ -714,6 +717,7 @@ int bch2_fs_recovery(struct bch_fs *c) if (mustfix_fsck_err_on(c->sb.clean && last_journal_entry && !journal_entry_empty(last_journal_entry), c, + clean_but_journal_not_empty, "filesystem marked clean but journal not empty")) { c->sb.compat &= ~(1ULL << BCH_COMPAT_alloc_info); SET_BCH_SB_CLEAN(c->disk_sb.sb, false); @@ -721,7 +725,9 @@ int bch2_fs_recovery(struct bch_fs *c) } if (!last_journal_entry) { - fsck_err_on(!c->sb.clean, c, "no journal entries found"); + fsck_err_on(!c->sb.clean, c, + dirty_but_no_journal_entries, + "no journal entries found"); if (clean) goto use_clean; diff --git a/libbcachefs/reflink.c b/libbcachefs/reflink.c index dbbdf195..eb31df60 100644 --- a/libbcachefs/reflink.c +++ b/libbcachefs/reflink.c @@ -28,7 +28,7 @@ static inline unsigned bkey_type_to_indirect(const struct bkey *k) /* reflink pointers */ -int bch2_reflink_p_invalid(const struct bch_fs *c, struct bkey_s_c k, +int bch2_reflink_p_invalid(struct bch_fs *c, struct bkey_s_c k, enum bkey_invalid_flags flags, struct printbuf *err) { @@ -75,7 +75,7 @@ bool bch2_reflink_p_merge(struct bch_fs *c, struct bkey_s _l, struct bkey_s_c _r /* indirect extents */ -int bch2_reflink_v_invalid(const struct bch_fs *c, struct bkey_s_c k, +int bch2_reflink_v_invalid(struct bch_fs *c, struct bkey_s_c k, enum bkey_invalid_flags flags, struct printbuf *err) { @@ -126,7 +126,7 @@ int bch2_trans_mark_reflink_v(struct btree_trans *trans, /* indirect inline data */ -int bch2_indirect_inline_data_invalid(const struct bch_fs *c, struct bkey_s_c k, +int bch2_indirect_inline_data_invalid(struct bch_fs *c, struct bkey_s_c k, enum bkey_invalid_flags flags, struct printbuf *err) { diff --git a/libbcachefs/reflink.h b/libbcachefs/reflink.h index fe52538e..8ccf3f9c 100644 --- a/libbcachefs/reflink.h +++ b/libbcachefs/reflink.h @@ -4,7 +4,7 @@ enum bkey_invalid_flags; -int bch2_reflink_p_invalid(const struct bch_fs *, struct bkey_s_c, +int bch2_reflink_p_invalid(struct bch_fs *, struct bkey_s_c, enum bkey_invalid_flags, struct printbuf *); void bch2_reflink_p_to_text(struct printbuf *, struct bch_fs *, struct bkey_s_c); @@ -19,7 +19,7 @@ bool bch2_reflink_p_merge(struct bch_fs *, struct bkey_s, struct bkey_s_c); .min_val_size = 16, \ }) -int bch2_reflink_v_invalid(const struct bch_fs *, struct bkey_s_c, +int bch2_reflink_v_invalid(struct bch_fs *, struct bkey_s_c, enum bkey_invalid_flags, struct printbuf *); void bch2_reflink_v_to_text(struct printbuf *, struct bch_fs *, struct bkey_s_c); @@ -35,7 +35,7 @@ int bch2_trans_mark_reflink_v(struct btree_trans *, enum btree_id, unsigned, .min_val_size = 8, \ }) -int bch2_indirect_inline_data_invalid(const struct bch_fs *, struct bkey_s_c, +int bch2_indirect_inline_data_invalid(struct bch_fs *, struct bkey_s_c, enum bkey_invalid_flags, struct printbuf *); void bch2_indirect_inline_data_to_text(struct printbuf *, struct bch_fs *, struct bkey_s_c); diff --git a/libbcachefs/replicas.c b/libbcachefs/replicas.c index cef2a044..1c3ae13b 100644 --- a/libbcachefs/replicas.c +++ b/libbcachefs/replicas.c @@ -462,18 +462,13 @@ int bch2_replicas_gc_end(struct bch_fs *c, int ret) { lockdep_assert_held(&c->replicas_gc_lock); - if (ret) - goto err; - mutex_lock(&c->sb_lock); percpu_down_write(&c->mark_lock); - ret = bch2_cpu_replicas_to_sb_replicas(c, &c->replicas_gc); - if (ret) - goto err; + ret = ret ?: + bch2_cpu_replicas_to_sb_replicas(c, &c->replicas_gc) ?: + replicas_table_update(c, &c->replicas_gc); - ret = replicas_table_update(c, &c->replicas_gc); -err: kfree(c->replicas_gc.entries); c->replicas_gc.entries = NULL; @@ -579,12 +574,9 @@ retry: bch2_cpu_replicas_sort(&new); - ret = bch2_cpu_replicas_to_sb_replicas(c, &new); - if (ret) - goto err; + ret = bch2_cpu_replicas_to_sb_replicas(c, &new) ?: + replicas_table_update(c, &new); - ret = replicas_table_update(c, &new); -err: kfree(new.entries); percpu_up_write(&c->mark_lock); diff --git a/libbcachefs/sb-clean.c b/libbcachefs/sb-clean.c index 61203d7c..9b6cc86d 100644 --- a/libbcachefs/sb-clean.c +++ b/libbcachefs/sb-clean.c @@ -82,6 +82,7 @@ int bch2_verify_superblock_clean(struct bch_fs *c, int ret = 0; if (mustfix_fsck_err_on(j->seq != clean->journal_seq, c, + sb_clean_journal_seq_mismatch, "superblock journal seq (%llu) doesn't match journal (%llu) after clean shutdown", le64_to_cpu(clean->journal_seq), le64_to_cpu(j->seq))) { @@ -119,6 +120,7 @@ int bch2_verify_superblock_clean(struct bch_fs *c, k1->k.u64s != k2->k.u64s || memcmp(k1, k2, bkey_bytes(&k1->k)) || l1 != l2, c, + sb_clean_btree_root_mismatch, "superblock btree root %u doesn't match journal after clean shutdown\n" "sb: l=%u %s\n" "journal: l=%u %s\n", i, @@ -140,6 +142,7 @@ struct bch_sb_field_clean *bch2_read_superblock_clean(struct bch_fs *c) sb_clean = bch2_sb_field_get(c->disk_sb.sb, clean); if (fsck_err_on(!sb_clean, c, + sb_clean_missing, "superblock marked clean but clean section not present")) { SET_BCH_SB_CLEAN(c->disk_sb.sb, false); c->sb.clean = false; diff --git a/libbcachefs/sb-errors.c b/libbcachefs/sb-errors.c new file mode 100644 index 00000000..3d66f15a --- /dev/null +++ b/libbcachefs/sb-errors.c @@ -0,0 +1,175 @@ +// SPDX-License-Identifier: GPL-2.0 + +#include "bcachefs.h" +#include "sb-errors.h" +#include "super-io.h" + +static const char * const bch2_sb_error_strs[] = { +#define x(t, n, ...) [n] = #t, + BCH_SB_ERRS() + NULL +}; + +static void bch2_sb_error_id_to_text(struct printbuf *out, enum bch_sb_error_id id) +{ + if (id < BCH_SB_ERR_MAX) + prt_str(out, bch2_sb_error_strs[id]); + else + prt_printf(out, "(unknown error %u)", id); +} + +static inline unsigned bch2_sb_field_errors_nr_entries(struct bch_sb_field_errors *e) +{ + return e + ? (bch2_sb_field_bytes(&e->field) - sizeof(*e)) / sizeof(e->entries[0]) + : 0; +} + +static inline unsigned bch2_sb_field_errors_u64s(unsigned nr) +{ + return (sizeof(struct bch_sb_field_errors) + + sizeof(struct bch_sb_field_error_entry) * nr) / sizeof(u64); +} + +static int bch2_sb_errors_validate(struct bch_sb *sb, struct bch_sb_field *f, + struct printbuf *err) +{ + struct bch_sb_field_errors *e = field_to_type(f, errors); + unsigned i, nr = bch2_sb_field_errors_nr_entries(e); + + for (i = 0; i < nr; i++) { + if (!BCH_SB_ERROR_ENTRY_NR(&e->entries[i])) { + prt_printf(err, "entry with count 0 (id "); + bch2_sb_error_id_to_text(err, BCH_SB_ERROR_ENTRY_ID(&e->entries[i])); + prt_printf(err, ")"); + return -BCH_ERR_invalid_sb_errors; + } + + if (i + 1 < nr && + BCH_SB_ERROR_ENTRY_ID(&e->entries[i]) >= + BCH_SB_ERROR_ENTRY_ID(&e->entries[i + 1])) { + prt_printf(err, "entries out of order"); + return -BCH_ERR_invalid_sb_errors; + } + } + + return 0; +} + +static void bch2_sb_errors_to_text(struct printbuf *out, struct bch_sb *sb, + struct bch_sb_field *f) +{ + struct bch_sb_field_errors *e = field_to_type(f, errors); + unsigned i, nr = bch2_sb_field_errors_nr_entries(e); + u64 now = ktime_get_real_seconds(); + + if (out->nr_tabstops <= 1) + printbuf_tabstop_push(out, 16); + + for (i = 0; i < nr; i++) { + bch2_sb_error_id_to_text(out, BCH_SB_ERROR_ENTRY_ID(&e->entries[i])); + prt_tab(out); + prt_u64(out, BCH_SB_ERROR_ENTRY_NR(&e->entries[i])); + prt_tab(out); + bch2_pr_time_units(out, (now - le64_to_cpu(e->entries[i].last_error_time)) * + NSEC_PER_SEC); + prt_str(out, " ago"); + prt_newline(out); + } +} + +const struct bch_sb_field_ops bch_sb_field_ops_errors = { + .validate = bch2_sb_errors_validate, + .to_text = bch2_sb_errors_to_text, +}; + +void bch2_sb_error_count(struct bch_fs *c, enum bch_sb_error_id err) +{ + bch_sb_errors_cpu *e = &c->fsck_error_counts; + struct bch_sb_error_entry_cpu n = { + .id = err, + .nr = 1, + .last_error_time = ktime_get_real_seconds() + }; + unsigned i; + + mutex_lock(&c->fsck_error_counts_lock); + for (i = 0; i < e->nr; i++) { + if (err == e->data[i].id) { + e->data[i].nr++; + e->data[i].last_error_time = n.last_error_time; + goto out; + } + if (err < e->data[i].id) + break; + } + + if (darray_make_room(e, 1)) + goto out; + + darray_insert_item(e, i, n); +out: + mutex_unlock(&c->fsck_error_counts_lock); +} + +void bch2_sb_errors_from_cpu(struct bch_fs *c) +{ + bch_sb_errors_cpu *src = &c->fsck_error_counts; + struct bch_sb_field_errors *dst = + bch2_sb_field_resize(&c->disk_sb, errors, + bch2_sb_field_errors_u64s(src->nr)); + unsigned i; + + if (!dst) + return; + + for (i = 0; i < src->nr; i++) { + SET_BCH_SB_ERROR_ENTRY_ID(&dst->entries[i], src->data[i].id); + SET_BCH_SB_ERROR_ENTRY_NR(&dst->entries[i], src->data[i].nr); + dst->entries[i].last_error_time = cpu_to_le64(src->data[i].last_error_time); + } +} + +static int bch2_sb_errors_to_cpu(struct bch_fs *c) +{ + struct bch_sb_field_errors *src = bch2_sb_field_get(c->disk_sb.sb, errors); + bch_sb_errors_cpu *dst = &c->fsck_error_counts; + unsigned i, nr = bch2_sb_field_errors_nr_entries(src); + int ret; + + if (!nr) + return 0; + + mutex_lock(&c->fsck_error_counts_lock); + ret = darray_make_room(dst, nr); + if (ret) + goto err; + + dst->nr = nr; + + for (i = 0; i < nr; i++) { + dst->data[i].id = BCH_SB_ERROR_ENTRY_ID(&src->entries[i]); + dst->data[i].nr = BCH_SB_ERROR_ENTRY_NR(&src->entries[i]); + dst->data[i].last_error_time = le64_to_cpu(src->entries[i].last_error_time); + } +err: + mutex_unlock(&c->fsck_error_counts_lock); + + return ret; +} + +void bch2_fs_sb_errors_exit(struct bch_fs *c) +{ + darray_exit(&c->fsck_error_counts); +} + +void bch2_fs_sb_errors_init_early(struct bch_fs *c) +{ + mutex_init(&c->fsck_error_counts_lock); + darray_init(&c->fsck_error_counts); +} + +int bch2_fs_sb_errors_init(struct bch_fs *c) +{ + return bch2_sb_errors_to_cpu(c); +} diff --git a/libbcachefs/sb-errors.h b/libbcachefs/sb-errors.h new file mode 100644 index 00000000..5a09a539 --- /dev/null +++ b/libbcachefs/sb-errors.h @@ -0,0 +1,270 @@ +/* SPDX-License-Identifier: GPL-2.0 */ +#ifndef _BCACHEFS_SB_ERRORS_H +#define _BCACHEFS_SB_ERRORS_H + +#include "sb-errors_types.h" + +#define BCH_SB_ERRS() \ + x(clean_but_journal_not_empty, 0) \ + x(dirty_but_no_journal_entries, 1) \ + x(dirty_but_no_journal_entries_post_drop_nonflushes, 2) \ + x(sb_clean_journal_seq_mismatch, 3) \ + x(sb_clean_btree_root_mismatch, 4) \ + x(sb_clean_missing, 5) \ + x(jset_unsupported_version, 6) \ + x(jset_unknown_csum, 7) \ + x(jset_last_seq_newer_than_seq, 8) \ + x(jset_past_bucket_end, 9) \ + x(jset_seq_blacklisted, 10) \ + x(journal_entries_missing, 11) \ + x(journal_entry_replicas_not_marked, 12) \ + x(journal_entry_past_jset_end, 13) \ + x(journal_entry_replicas_data_mismatch, 14) \ + x(journal_entry_bkey_u64s_0, 15) \ + x(journal_entry_bkey_past_end, 16) \ + x(journal_entry_bkey_bad_format, 17) \ + x(journal_entry_bkey_invalid, 18) \ + x(journal_entry_btree_root_bad_size, 19) \ + x(journal_entry_blacklist_bad_size, 20) \ + x(journal_entry_blacklist_v2_bad_size, 21) \ + x(journal_entry_blacklist_v2_start_past_end, 22) \ + x(journal_entry_usage_bad_size, 23) \ + x(journal_entry_data_usage_bad_size, 24) \ + x(journal_entry_clock_bad_size, 25) \ + x(journal_entry_clock_bad_rw, 26) \ + x(journal_entry_dev_usage_bad_size, 27) \ + x(journal_entry_dev_usage_bad_dev, 28) \ + x(journal_entry_dev_usage_bad_pad, 29) \ + x(btree_node_unreadable, 30) \ + x(btree_node_fault_injected, 31) \ + x(btree_node_bad_magic, 32) \ + x(btree_node_bad_seq, 33) \ + x(btree_node_unsupported_version, 34) \ + x(btree_node_bset_older_than_sb_min, 35) \ + x(btree_node_bset_newer_than_sb, 36) \ + x(btree_node_data_missing, 37) \ + x(btree_node_bset_after_end, 38) \ + x(btree_node_replicas_sectors_written_mismatch, 39) \ + x(btree_node_replicas_data_mismatch, 40) \ + x(bset_unknown_csum, 41) \ + x(bset_bad_csum, 42) \ + x(bset_past_end_of_btree_node, 43) \ + x(bset_wrong_sector_offset, 44) \ + x(bset_empty, 45) \ + x(bset_bad_seq, 46) \ + x(bset_blacklisted_journal_seq, 47) \ + x(first_bset_blacklisted_journal_seq, 48) \ + x(btree_node_bad_btree, 49) \ + x(btree_node_bad_level, 50) \ + x(btree_node_bad_min_key, 51) \ + x(btree_node_bad_max_key, 52) \ + x(btree_node_bad_format, 53) \ + x(btree_node_bkey_past_bset_end, 54) \ + x(btree_node_bkey_bad_format, 55) \ + x(btree_node_bad_bkey, 56) \ + x(btree_node_bkey_out_of_order, 57) \ + x(btree_root_bkey_invalid, 58) \ + x(btree_root_read_error, 59) \ + x(btree_root_bad_min_key, 50) \ + x(btree_root_bad_max_key, 61) \ + x(btree_node_read_error, 62) \ + x(btree_node_topology_bad_min_key, 63) \ + x(btree_node_topology_bad_max_key, 64) \ + x(btree_node_topology_overwritten_by_prev_node, 65) \ + x(btree_node_topology_overwritten_by_next_node, 66) \ + x(btree_node_topology_interior_node_empty, 67) \ + x(fs_usage_hidden_wrong, 68) \ + x(fs_usage_btree_wrong, 69) \ + x(fs_usage_data_wrong, 70) \ + x(fs_usage_cached_wrong, 71) \ + x(fs_usage_reserved_wrong, 72) \ + x(fs_usage_persistent_reserved_wrong, 73) \ + x(fs_usage_nr_inodes_wrong, 74) \ + x(fs_usage_replicas_wrong, 75) \ + x(dev_usage_buckets_wrong, 76) \ + x(dev_usage_sectors_wrong, 77) \ + x(dev_usage_fragmented_wrong, 78) \ + x(dev_usage_buckets_ec_wrong, 79) \ + x(bkey_version_in_future, 80) \ + x(bkey_u64s_too_small, 81) \ + x(bkey_invalid_type_for_btree, 82) \ + x(bkey_extent_size_zero, 83) \ + x(bkey_extent_size_greater_than_offset, 84) \ + x(bkey_size_nonzero, 85) \ + x(bkey_snapshot_nonzero, 86) \ + x(bkey_snapshot_zero, 87) \ + x(bkey_at_pos_max, 88) \ + x(bkey_before_start_of_btree_node, 89) \ + x(bkey_after_end_of_btree_node, 90) \ + x(bkey_val_size_nonzero, 91) \ + x(bkey_val_size_too_small, 92) \ + x(alloc_v1_val_size_bad, 93) \ + x(alloc_v2_unpack_error, 94) \ + x(alloc_v3_unpack_error, 95) \ + x(alloc_v4_val_size_bad, 96) \ + x(alloc_v4_backpointers_start_bad, 97) \ + x(alloc_key_data_type_bad, 98) \ + x(alloc_key_empty_but_have_data, 99) \ + x(alloc_key_dirty_sectors_0, 100) \ + x(alloc_key_data_type_inconsistency, 101) \ + x(alloc_key_to_missing_dev_bucket, 102) \ + x(alloc_key_cached_inconsistency, 103) \ + x(alloc_key_cached_but_read_time_zero, 104) \ + x(alloc_key_to_missing_lru_entry, 105) \ + x(alloc_key_data_type_wrong, 106) \ + x(alloc_key_gen_wrong, 107) \ + x(alloc_key_dirty_sectors_wrong, 108) \ + x(alloc_key_cached_sectors_wrong, 109) \ + x(alloc_key_stripe_wrong, 110) \ + x(alloc_key_stripe_redundancy_wrong, 111) \ + x(bucket_sector_count_overflow, 112) \ + x(bucket_metadata_type_mismatch, 113) \ + x(need_discard_key_wrong, 114) \ + x(freespace_key_wrong, 115) \ + x(freespace_hole_missing, 116) \ + x(bucket_gens_val_size_bad, 117) \ + x(bucket_gens_key_wrong, 118) \ + x(bucket_gens_hole_wrong, 119) \ + x(bucket_gens_to_invalid_dev, 120) \ + x(bucket_gens_to_invalid_buckets, 121) \ + x(bucket_gens_nonzero_for_invalid_buckets, 122) \ + x(need_discard_freespace_key_to_invalid_dev_bucket, 123) \ + x(need_discard_freespace_key_bad, 124) \ + x(backpointer_pos_wrong, 125) \ + x(backpointer_to_missing_device, 126) \ + x(backpointer_to_missing_alloc, 127) \ + x(backpointer_to_missing_ptr, 128) \ + x(lru_entry_at_time_0, 129) \ + x(lru_entry_to_invalid_bucket, 130) \ + x(lru_entry_bad, 131) \ + x(btree_ptr_val_too_big, 132) \ + x(btree_ptr_v2_val_too_big, 133) \ + x(btree_ptr_has_non_ptr, 134) \ + x(extent_ptrs_invalid_entry, 135) \ + x(extent_ptrs_no_ptrs, 136) \ + x(extent_ptrs_too_many_ptrs, 137) \ + x(extent_ptrs_redundant_crc, 138) \ + x(extent_ptrs_redundant_stripe, 139) \ + x(extent_ptrs_unwritten, 140) \ + x(extent_ptrs_written_and_unwritten, 141) \ + x(ptr_to_invalid_device, 142) \ + x(ptr_to_duplicate_device, 143) \ + x(ptr_after_last_bucket, 144) \ + x(ptr_before_first_bucket, 145) \ + x(ptr_spans_multiple_buckets, 146) \ + x(ptr_to_missing_backpointer, 147) \ + x(ptr_to_missing_alloc_key, 148) \ + x(ptr_to_missing_replicas_entry, 149) \ + x(ptr_to_missing_stripe, 150) \ + x(ptr_to_incorrect_stripe, 151) \ + x(ptr_gen_newer_than_bucket_gen, 152) \ + x(ptr_too_stale, 153) \ + x(stale_dirty_ptr, 154) \ + x(ptr_bucket_data_type_mismatch, 155) \ + x(ptr_cached_and_erasure_coded, 156) \ + x(ptr_crc_uncompressed_size_too_small, 157) \ + x(ptr_crc_csum_type_unknown, 158) \ + x(ptr_crc_compression_type_unknown, 159) \ + x(ptr_crc_redundant, 160) \ + x(ptr_crc_uncompressed_size_too_big, 161) \ + x(ptr_crc_nonce_mismatch, 162) \ + x(ptr_stripe_redundant, 163) \ + x(reservation_key_nr_replicas_invalid, 164) \ + x(reflink_v_refcount_wrong, 165) \ + x(reflink_p_to_missing_reflink_v, 166) \ + x(stripe_pos_bad, 167) \ + x(stripe_val_size_bad, 168) \ + x(stripe_sector_count_wrong, 169) \ + x(snapshot_tree_pos_bad, 170) \ + x(snapshot_tree_to_missing_snapshot, 171) \ + x(snapshot_tree_to_missing_subvol, 172) \ + x(snapshot_tree_to_wrong_subvol, 173) \ + x(snapshot_tree_to_snapshot_subvol, 174) \ + x(snapshot_pos_bad, 175) \ + x(snapshot_parent_bad, 176) \ + x(snapshot_children_not_normalized, 177) \ + x(snapshot_child_duplicate, 178) \ + x(snapshot_child_bad, 179) \ + x(snapshot_skiplist_not_normalized, 180) \ + x(snapshot_skiplist_bad, 181) \ + x(snapshot_should_not_have_subvol, 182) \ + x(snapshot_to_bad_snapshot_tree, 183) \ + x(snapshot_bad_depth, 184) \ + x(snapshot_bad_skiplist, 185) \ + x(subvol_pos_bad, 186) \ + x(subvol_not_master_and_not_snapshot, 187) \ + x(subvol_to_missing_root, 188) \ + x(subvol_root_wrong_bi_subvol, 189) \ + x(bkey_in_missing_snapshot, 190) \ + x(inode_pos_inode_nonzero, 191) \ + x(inode_pos_blockdev_range, 192) \ + x(inode_unpack_error, 193) \ + x(inode_str_hash_invalid, 194) \ + x(inode_v3_fields_start_bad, 195) \ + x(inode_snapshot_mismatch, 196) \ + x(inode_unlinked_but_clean, 197) \ + x(inode_unlinked_but_nlink_nonzero, 198) \ + x(inode_checksum_type_invalid, 199) \ + x(inode_compression_type_invalid, 200) \ + x(inode_subvol_root_but_not_dir, 201) \ + x(inode_i_size_dirty_but_clean, 202) \ + x(inode_i_sectors_dirty_but_clean, 203) \ + x(inode_i_sectors_wrong, 204) \ + x(inode_dir_wrong_nlink, 205) \ + x(inode_dir_multiple_links, 206) \ + x(inode_multiple_links_but_nlink_0, 207) \ + x(inode_wrong_backpointer, 208) \ + x(inode_wrong_nlink, 209) \ + x(inode_unreachable, 210) \ + x(deleted_inode_but_clean, 211) \ + x(deleted_inode_missing, 212) \ + x(deleted_inode_is_dir, 213) \ + x(deleted_inode_not_unlinked, 214) \ + x(extent_overlapping, 215) \ + x(extent_in_missing_inode, 216) \ + x(extent_in_non_reg_inode, 217) \ + x(extent_past_end_of_inode, 218) \ + x(dirent_empty_name, 219) \ + x(dirent_val_too_big, 220) \ + x(dirent_name_too_long, 221) \ + x(dirent_name_embedded_nul, 222) \ + x(dirent_name_dot_or_dotdot, 223) \ + x(dirent_name_has_slash, 224) \ + x(dirent_d_type_wrong, 225) \ + x(dirent_d_parent_subvol_wrong, 226) \ + x(dirent_in_missing_dir_inode, 227) \ + x(dirent_in_non_dir_inode, 228) \ + x(dirent_to_missing_inode, 229) \ + x(dirent_to_missing_subvol, 230) \ + x(dirent_to_itself, 231) \ + x(quota_type_invalid, 232) \ + x(xattr_val_size_too_small, 233) \ + x(xattr_val_size_too_big, 234) \ + x(xattr_invalid_type, 235) \ + x(xattr_name_invalid_chars, 236) \ + x(xattr_in_missing_inode, 237) \ + x(root_subvol_missing, 238) \ + x(root_dir_missing, 239) \ + x(root_inode_not_dir, 240) \ + x(dir_loop, 241) \ + x(hash_table_key_duplicate, 242) \ + x(hash_table_key_wrong_offset, 243) + +enum bch_sb_error_id { +#define x(t, n) BCH_FSCK_ERR_##t = n, + BCH_SB_ERRS() +#undef x + BCH_SB_ERR_MAX +}; + +extern const struct bch_sb_field_ops bch_sb_field_ops_errors; + +void bch2_sb_error_count(struct bch_fs *, enum bch_sb_error_id); + +void bch2_sb_errors_from_cpu(struct bch_fs *); + +void bch2_fs_sb_errors_exit(struct bch_fs *); +void bch2_fs_sb_errors_init_early(struct bch_fs *); +int bch2_fs_sb_errors_init(struct bch_fs *); + +#endif /* _BCACHEFS_SB_ERRORS_H */ diff --git a/libbcachefs/sb-errors_types.h b/libbcachefs/sb-errors_types.h new file mode 100644 index 00000000..b1c09984 --- /dev/null +++ b/libbcachefs/sb-errors_types.h @@ -0,0 +1,16 @@ +/* SPDX-License-Identifier: GPL-2.0 */ +#ifndef _BCACHEFS_SB_ERRORS_TYPES_H +#define _BCACHEFS_SB_ERRORS_TYPES_H + +#include "darray.h" + +struct bch_sb_error_entry_cpu { + u64 id:16, + nr:48; + u64 last_error_time; +}; + +typedef DARRAY(struct bch_sb_error_entry_cpu) bch_sb_errors_cpu; + +#endif /* _BCACHEFS_SB_ERRORS_TYPES_H */ + diff --git a/libbcachefs/sb-members.c b/libbcachefs/sb-members.c index 6dd85bb9..032fe454 100644 --- a/libbcachefs/sb-members.c +++ b/libbcachefs/sb-members.c @@ -7,6 +7,18 @@ #include "sb-members.h" #include "super-io.h" +#define x(t, n, ...) [n] = #t, +static const char * const bch2_iops_measurements[] = { + BCH_IOPS_MEASUREMENTS() + NULL +}; + +char * const bch2_member_error_strs[] = { + BCH_MEMBER_ERROR_TYPES() + NULL +}; +#undef x + /* Code for bch_sb_field_members_v1: */ static struct bch_member *members_v2_get_mut(struct bch_sb_field_members_v2 *mi, int i) @@ -36,7 +48,8 @@ static struct bch_member members_v1_get(struct bch_sb_field_members_v1 *mi, int { struct bch_member ret, *p = members_v1_get_mut(mi, i); memset(&ret, 0, sizeof(ret)); - memcpy(&ret, p, min_t(size_t, sizeof(struct bch_member), sizeof(ret))); return ret; + memcpy(&ret, p, min_t(size_t, BCH_MEMBER_V1_BYTES, sizeof(ret))); + return ret; } struct bch_member bch2_sb_member_get(struct bch_sb *sb, int i) @@ -71,7 +84,7 @@ static int sb_members_v2_resize_entries(struct bch_fs *c) return 0; } -int bch2_members_v2_init(struct bch_fs *c) +int bch2_sb_members_v2_init(struct bch_fs *c) { struct bch_sb_field_members_v1 *mi1; struct bch_sb_field_members_v2 *mi2; @@ -91,7 +104,7 @@ int bch2_members_v2_init(struct bch_fs *c) return sb_members_v2_resize_entries(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_sb_field_members_v1 *mi1; struct bch_sb_field_members_v2 *mi2; @@ -155,7 +168,6 @@ static void member_to_text(struct printbuf *out, u64 bucket_size = le16_to_cpu(m.bucket_size); u64 device_size = le64_to_cpu(m.nbuckets) * bucket_size; - prt_printf(out, "Device:"); prt_tab(out); prt_printf(out, "%u", i); @@ -163,6 +175,21 @@ static void member_to_text(struct printbuf *out, printbuf_indent_add(out, 2); + 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, "UUID:"); prt_tab(out); pr_uuid(out, m.uuid.b); @@ -173,6 +200,13 @@ static void member_to_text(struct printbuf *out, prt_units_u64(out, device_size << 9); prt_newline(out); + for (unsigned i = 0; i < BCH_MEMBER_ERROR_NR; i++) { + prt_printf(out, "%s errors:", bch2_member_error_strs[i]); + prt_tab(out); + prt_u64(out, le64_to_cpu(m.errors[i])); + prt_newline(out); + } + for (unsigned i = 0; i < BCH_IOPS_NR; i++) { prt_printf(out, "%s iops:", bch2_iops_measurements[i]); prt_tab(out); @@ -211,21 +245,6 @@ static void member_to_text(struct printbuf *out, : "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)) @@ -262,8 +281,7 @@ static int bch2_sb_members_v1_validate(struct bch_sb *sb, struct bch_sb_field_members_v1 *mi = field_to_type(f, members_v1); unsigned i; - if ((void *) members_v1_get_mut(mi, sb->nr_devices) > - vstruct_end(&mi->field)) { + if ((void *) members_v1_get_mut(mi, sb->nr_devices) > vstruct_end(&mi->field)) { prt_printf(err, "too many devices for section size"); return -BCH_ERR_invalid_sb_members; } @@ -337,3 +355,72 @@ const struct bch_sb_field_ops bch_sb_field_ops_members_v2 = { .validate = bch2_sb_members_v2_validate, .to_text = bch2_sb_members_v2_to_text, }; + +void bch2_sb_members_from_cpu(struct bch_fs *c) +{ + struct bch_sb_field_members_v2 *mi = bch2_sb_field_get(c->disk_sb.sb, members_v2); + struct bch_dev *ca; + unsigned i, e; + + rcu_read_lock(); + for_each_member_device_rcu(ca, c, i, NULL) { + struct bch_member *m = members_v2_get_mut(mi, i); + + for (e = 0; e < BCH_MEMBER_ERROR_NR; e++) + m->errors[e] = cpu_to_le64(atomic64_read(&ca->errors[e])); + } + rcu_read_unlock(); +} + +void bch2_dev_io_errors_to_text(struct printbuf *out, struct bch_dev *ca) +{ + struct bch_fs *c = ca->fs; + struct bch_member m; + + mutex_lock(&ca->fs->sb_lock); + m = bch2_sb_member_get(c->disk_sb.sb, ca->dev_idx); + mutex_unlock(&ca->fs->sb_lock); + + printbuf_tabstop_push(out, 12); + + prt_str(out, "IO errors since filesystem creation"); + prt_newline(out); + + printbuf_indent_add(out, 2); + for (unsigned i = 0; i < BCH_MEMBER_ERROR_NR; i++) { + prt_printf(out, "%s:", bch2_member_error_strs[i]); + prt_tab(out); + prt_u64(out, atomic64_read(&ca->errors[i])); + prt_newline(out); + } + printbuf_indent_sub(out, 2); + + prt_str(out, "IO errors since "); + bch2_pr_time_units(out, (ktime_get_real_seconds() - le64_to_cpu(m.errors_reset_time)) * NSEC_PER_SEC); + prt_str(out, " ago"); + prt_newline(out); + + printbuf_indent_add(out, 2); + for (unsigned i = 0; i < BCH_MEMBER_ERROR_NR; i++) { + prt_printf(out, "%s:", bch2_member_error_strs[i]); + prt_tab(out); + prt_u64(out, atomic64_read(&ca->errors[i]) - le64_to_cpu(m.errors_at_reset[i])); + prt_newline(out); + } + printbuf_indent_sub(out, 2); +} + +void bch2_dev_errors_reset(struct bch_dev *ca) +{ + struct bch_fs *c = ca->fs; + struct bch_member *m; + + mutex_lock(&c->sb_lock); + m = bch2_members_v2_get_mut(c->disk_sb.sb, ca->dev_idx); + for (unsigned i = 0; i < ARRAY_SIZE(m->errors_at_reset); i++) + m->errors_at_reset[i] = cpu_to_le64(atomic64_read(&ca->errors[i])); + m->errors_reset_time = ktime_get_real_seconds(); + + bch2_write_super(c); + mutex_unlock(&c->sb_lock); +} diff --git a/libbcachefs/sb-members.h b/libbcachefs/sb-members.h index 430f3457..1583e80a 100644 --- a/libbcachefs/sb-members.h +++ b/libbcachefs/sb-members.h @@ -2,8 +2,10 @@ #ifndef _BCACHEFS_SB_MEMBERS_H #define _BCACHEFS_SB_MEMBERS_H -int bch2_members_v2_init(struct bch_fs *c); -int bch_members_cpy_v2_v1(struct bch_sb_handle *disk_sb); +extern char * const bch2_member_error_strs[]; + +int bch2_sb_members_v2_init(struct bch_fs *c); +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 */ diff --git a/libbcachefs/snapshot.c b/libbcachefs/snapshot.c index 315e88cc..e9af77b3 100644 --- a/libbcachefs/snapshot.c +++ b/libbcachefs/snapshot.c @@ -30,17 +30,18 @@ void bch2_snapshot_tree_to_text(struct printbuf *out, struct bch_fs *c, le32_to_cpu(t.v->root_snapshot)); } -int bch2_snapshot_tree_invalid(const struct bch_fs *c, struct bkey_s_c k, +int bch2_snapshot_tree_invalid(struct bch_fs *c, struct bkey_s_c k, enum bkey_invalid_flags flags, struct printbuf *err) { - if (bkey_gt(k.k->p, POS(0, U32_MAX)) || - bkey_lt(k.k->p, POS(0, 1))) { - prt_printf(err, "bad pos"); - return -BCH_ERR_invalid_bkey; - } + int ret = 0; - return 0; + bkey_fsck_err_on(bkey_gt(k.k->p, POS(0, U32_MAX)) || + bkey_lt(k.k->p, POS(0, 1)), c, err, + snapshot_tree_pos_bad, + "bad pos"); +fsck_err: + return ret; } int bch2_snapshot_tree_lookup(struct btree_trans *trans, u32 id, @@ -202,68 +203,60 @@ void bch2_snapshot_to_text(struct printbuf *out, struct bch_fs *c, le32_to_cpu(s.v->skip[2])); } -int bch2_snapshot_invalid(const struct bch_fs *c, struct bkey_s_c k, +int bch2_snapshot_invalid(struct bch_fs *c, struct bkey_s_c k, enum bkey_invalid_flags flags, struct printbuf *err) { struct bkey_s_c_snapshot s; u32 i, id; + int ret = 0; - if (bkey_gt(k.k->p, POS(0, U32_MAX)) || - bkey_lt(k.k->p, POS(0, 1))) { - prt_printf(err, "bad pos"); - return -BCH_ERR_invalid_bkey; - } + bkey_fsck_err_on(bkey_gt(k.k->p, POS(0, U32_MAX)) || + bkey_lt(k.k->p, POS(0, 1)), c, err, + snapshot_pos_bad, + "bad pos"); s = bkey_s_c_to_snapshot(k); id = le32_to_cpu(s.v->parent); - if (id && id <= k.k->p.offset) { - prt_printf(err, "bad parent node (%u <= %llu)", - id, k.k->p.offset); - return -BCH_ERR_invalid_bkey; - } + bkey_fsck_err_on(id && id <= k.k->p.offset, c, err, + snapshot_parent_bad, + "bad parent node (%u <= %llu)", + id, k.k->p.offset); - if (le32_to_cpu(s.v->children[0]) < le32_to_cpu(s.v->children[1])) { - prt_printf(err, "children not normalized"); - return -BCH_ERR_invalid_bkey; - } + bkey_fsck_err_on(le32_to_cpu(s.v->children[0]) < le32_to_cpu(s.v->children[1]), c, err, + snapshot_children_not_normalized, + "children not normalized"); - if (s.v->children[0] && - s.v->children[0] == s.v->children[1]) { - prt_printf(err, "duplicate child nodes"); - return -BCH_ERR_invalid_bkey; - } + bkey_fsck_err_on(s.v->children[0] && s.v->children[0] == s.v->children[1], c, err, + snapshot_child_duplicate, + "duplicate child nodes"); for (i = 0; i < 2; i++) { id = le32_to_cpu(s.v->children[i]); - if (id >= k.k->p.offset) { - prt_printf(err, "bad child node (%u >= %llu)", - id, k.k->p.offset); - return -BCH_ERR_invalid_bkey; - } + bkey_fsck_err_on(id >= k.k->p.offset, c, err, + snapshot_child_bad, + "bad child node (%u >= %llu)", + id, k.k->p.offset); } if (bkey_val_bytes(k.k) > offsetof(struct bch_snapshot, skip)) { - if (le32_to_cpu(s.v->skip[0]) > le32_to_cpu(s.v->skip[1]) || - le32_to_cpu(s.v->skip[1]) > le32_to_cpu(s.v->skip[2])) { - prt_printf(err, "skiplist not normalized"); - return -BCH_ERR_invalid_bkey; - } + bkey_fsck_err_on(le32_to_cpu(s.v->skip[0]) > le32_to_cpu(s.v->skip[1]) || + le32_to_cpu(s.v->skip[1]) > le32_to_cpu(s.v->skip[2]), c, err, + snapshot_skiplist_not_normalized, + "skiplist not normalized"); for (i = 0; i < ARRAY_SIZE(s.v->skip); i++) { id = le32_to_cpu(s.v->skip[i]); - if ((id && !s.v->parent) || - (id && id <= k.k->p.offset)) { - prt_printf(err, "bad skiplist node %u", id); - return -BCH_ERR_invalid_bkey; - } + bkey_fsck_err_on(id && id < le32_to_cpu(s.v->parent), c, err, + snapshot_skiplist_bad, + "bad skiplist node %u", id); } } - - return 0; +fsck_err: + return ret; } static void __set_is_ancestor_bitmap(struct bch_fs *c, u32 id) @@ -530,7 +523,7 @@ static int check_snapshot_tree(struct btree_trans *trans, if (fsck_err_on(ret || root_id != bch2_snapshot_root(c, root_id) || st.k->p.offset != le32_to_cpu(s.tree), - c, + c, snapshot_tree_to_missing_snapshot, "snapshot tree points to missing/incorrect snapshot:\n %s", (bch2_bkey_val_to_text(&buf, c, st.s_c), buf.buf))) { ret = bch2_btree_delete_at(trans, iter, 0); @@ -542,17 +535,20 @@ static int check_snapshot_tree(struct btree_trans *trans, if (ret && !bch2_err_matches(ret, ENOENT)) goto err; - if (fsck_err_on(ret, c, + if (fsck_err_on(ret, + c, snapshot_tree_to_missing_subvol, "snapshot tree points to missing subvolume:\n %s", (printbuf_reset(&buf), bch2_bkey_val_to_text(&buf, c, st.s_c), buf.buf)) || fsck_err_on(!bch2_snapshot_is_ancestor_early(c, le32_to_cpu(subvol.snapshot), - root_id), c, + root_id), + c, snapshot_tree_to_wrong_subvol, "snapshot tree points to subvolume that does not point to snapshot in this tree:\n %s", (printbuf_reset(&buf), bch2_bkey_val_to_text(&buf, c, st.s_c), buf.buf)) || - fsck_err_on(BCH_SUBVOLUME_SNAP(&subvol), c, + fsck_err_on(BCH_SUBVOLUME_SNAP(&subvol), + c, snapshot_tree_to_snapshot_subvol, "snapshot tree points to snapshot subvolume:\n %s", (printbuf_reset(&buf), bch2_bkey_val_to_text(&buf, c, st.s_c), buf.buf))) { @@ -788,7 +784,9 @@ static int check_snapshot(struct btree_trans *trans, goto err; } } else { - if (fsck_err_on(s.subvol, c, "snapshot should not point to subvol:\n %s", + if (fsck_err_on(s.subvol, + c, snapshot_should_not_have_subvol, + "snapshot should not point to subvol:\n %s", (bch2_bkey_val_to_text(&buf, c, k), buf.buf))) { u = bch2_bkey_make_mut_typed(trans, iter, &k, 0, snapshot); ret = PTR_ERR_OR_ZERO(u); @@ -804,7 +802,8 @@ static int check_snapshot(struct btree_trans *trans, if (ret < 0) goto err; - if (fsck_err_on(!ret, c, "snapshot points to missing/incorrect tree:\n %s", + if (fsck_err_on(!ret, c, snapshot_to_bad_snapshot_tree, + "snapshot points to missing/incorrect tree:\n %s", (bch2_bkey_val_to_text(&buf, c, k), buf.buf))) { ret = snapshot_tree_ptr_repair(trans, iter, k, &s); if (ret) @@ -816,7 +815,8 @@ static int check_snapshot(struct btree_trans *trans, if (le32_to_cpu(s.depth) != real_depth && (c->sb.version_upgrade_complete < bcachefs_metadata_version_snapshot_skiplists || - fsck_err(c, "snapshot with incorrect depth field, should be %u:\n %s", + fsck_err(c, snapshot_bad_depth, + "snapshot with incorrect depth field, should be %u:\n %s", real_depth, (bch2_bkey_val_to_text(&buf, c, k), buf.buf)))) { u = bch2_bkey_make_mut_typed(trans, iter, &k, 0, snapshot); ret = PTR_ERR_OR_ZERO(u); @@ -833,7 +833,8 @@ static int check_snapshot(struct btree_trans *trans, if (!ret && (c->sb.version_upgrade_complete < bcachefs_metadata_version_snapshot_skiplists || - fsck_err(c, "snapshot with bad skiplist field:\n %s", + fsck_err(c, snapshot_bad_skiplist, + "snapshot with bad skiplist field:\n %s", (bch2_bkey_val_to_text(&buf, c, k), buf.buf)))) { u = bch2_bkey_make_mut_typed(trans, iter, &k, 0, snapshot); ret = PTR_ERR_OR_ZERO(u); @@ -1348,12 +1349,12 @@ static int bch2_fix_child_of_deleted_snapshot(struct btree_trans *trans, u32 id = le32_to_cpu(s->v.skip[j]); if (snapshot_list_has_id(deleted, id)) { - id = depth > 1 - ? bch2_snapshot_nth_parent_skip(c, + id = bch2_snapshot_nth_parent_skip(c, parent, - get_random_u32_below(depth - 1), - deleted) - : parent; + depth > 1 + ? get_random_u32_below(depth - 1) + : 0, + deleted); s->v.skip[j] = cpu_to_le32(id); } } @@ -1436,6 +1437,15 @@ int bch2_delete_dead_snapshots(struct bch_fs *c) if (!btree_type_has_snapshots(id)) continue; + /* + * deleted inodes btree is maintained by a trigger on the inodes + * btree - no work for us to do here, and it's not safe to scan + * it because we'll see out of date keys due to the btree write + * buffer: + */ + if (id == BTREE_ID_deleted_inodes) + continue; + ret = for_each_btree_key_commit(trans, iter, id, POS_MIN, BTREE_ITER_PREFETCH|BTREE_ITER_ALL_SNAPSHOTS, k, diff --git a/libbcachefs/snapshot.h b/libbcachefs/snapshot.h index 01f006ca..f09a22f4 100644 --- a/libbcachefs/snapshot.h +++ b/libbcachefs/snapshot.h @@ -5,7 +5,7 @@ enum bkey_invalid_flags; void bch2_snapshot_tree_to_text(struct printbuf *, struct bch_fs *, struct bkey_s_c); -int bch2_snapshot_tree_invalid(const struct bch_fs *, struct bkey_s_c, +int bch2_snapshot_tree_invalid(struct bch_fs *, struct bkey_s_c, enum bkey_invalid_flags, struct printbuf *); #define bch2_bkey_ops_snapshot_tree ((struct bkey_ops) { \ @@ -19,7 +19,7 @@ struct bkey_i_snapshot_tree *__bch2_snapshot_tree_create(struct btree_trans *); int bch2_snapshot_tree_lookup(struct btree_trans *, u32, struct bch_snapshot_tree *); void bch2_snapshot_to_text(struct printbuf *, struct bch_fs *, struct bkey_s_c); -int bch2_snapshot_invalid(const struct bch_fs *, struct bkey_s_c, +int bch2_snapshot_invalid(struct bch_fs *, struct bkey_s_c, enum bkey_invalid_flags, struct printbuf *); int bch2_mark_snapshot(struct btree_trans *, enum btree_id, unsigned, struct bkey_s_c, struct bkey_s_c, unsigned); diff --git a/libbcachefs/subvolume.c b/libbcachefs/subvolume.c index 73ba22c2..fccd25aa 100644 --- a/libbcachefs/subvolume.c +++ b/libbcachefs/subvolume.c @@ -62,7 +62,8 @@ static int check_subvol(struct btree_trans *trans, if (ret) return ret; - if (fsck_err_on(le32_to_cpu(st.master_subvol) != subvol.k->p.offset, c, + if (fsck_err_on(le32_to_cpu(st.master_subvol) != subvol.k->p.offset, + c, subvol_not_master_and_not_snapshot, "subvolume %llu is not set as snapshot but is not master subvolume", k.k->p.offset)) { struct bkey_i_subvolume *s = @@ -97,16 +98,17 @@ int bch2_check_subvols(struct bch_fs *c) /* Subvolumes: */ -int bch2_subvolume_invalid(const struct bch_fs *c, struct bkey_s_c k, +int bch2_subvolume_invalid(struct bch_fs *c, struct bkey_s_c k, enum bkey_invalid_flags flags, struct printbuf *err) { - if (bkey_lt(k.k->p, SUBVOL_POS_MIN) || - bkey_gt(k.k->p, SUBVOL_POS_MAX)) { - prt_printf(err, "invalid pos"); - return -BCH_ERR_invalid_bkey; - } + int ret = 0; - return 0; + bkey_fsck_err_on(bkey_lt(k.k->p, SUBVOL_POS_MIN) || + bkey_gt(k.k->p, SUBVOL_POS_MAX), c, err, + subvol_pos_bad, + "invalid pos"); +fsck_err: + return ret; } void bch2_subvolume_to_text(struct printbuf *out, struct bch_fs *c, diff --git a/libbcachefs/subvolume.h b/libbcachefs/subvolume.h index bb14f92e..a1003d30 100644 --- a/libbcachefs/subvolume.h +++ b/libbcachefs/subvolume.h @@ -9,7 +9,7 @@ enum bkey_invalid_flags; int bch2_check_subvols(struct bch_fs *); -int bch2_subvolume_invalid(const struct bch_fs *, struct bkey_s_c, +int bch2_subvolume_invalid(struct bch_fs *, struct bkey_s_c, enum bkey_invalid_flags, struct printbuf *); void bch2_subvolume_to_text(struct printbuf *, struct bch_fs *, struct bkey_s_c); diff --git a/libbcachefs/super-io.c b/libbcachefs/super-io.c index 332d41e1..83bdb436 100644 --- a/libbcachefs/super-io.c +++ b/libbcachefs/super-io.c @@ -13,6 +13,7 @@ #include "replicas.h" #include "quota.h" #include "sb-clean.h" +#include "sb-errors.h" #include "sb-members.h" #include "super-io.h" #include "super.h" @@ -805,7 +806,12 @@ static void write_super_endio(struct bio *bio) /* XXX: return errors directly */ - if (bch2_dev_io_err_on(bio->bi_status, ca, "superblock write error: %s", + if (bch2_dev_io_err_on(bio->bi_status, ca, + bio_data_dir(bio) + ? BCH_MEMBER_ERROR_write + : BCH_MEMBER_ERROR_read, + "superblock %s error: %s", + bio_data_dir(bio) ? "write" : "read", bch2_blk_status_to_str(bio->bi_status))) ca->sb_write_error = 1; @@ -892,7 +898,9 @@ int bch2_write_super(struct bch_fs *c) SET_BCH_SB_BIG_ENDIAN(c->disk_sb.sb, CPU_BIG_ENDIAN); bch2_sb_counters_from_cpu(c); - bch_members_cpy_v2_v1(&c->disk_sb); + bch2_sb_members_from_cpu(c); + bch2_sb_members_cpy_v2_v1(&c->disk_sb); + bch2_sb_errors_from_cpu(c); for_each_online_member(ca, c, i) bch2_sb_from_fs(c, ca); diff --git a/libbcachefs/super-io.h b/libbcachefs/super-io.h index b0d8584f..f5abd102 100644 --- a/libbcachefs/super-io.h +++ b/libbcachefs/super-io.h @@ -23,6 +23,11 @@ u64 bch2_upgrade_recovery_passes(struct bch_fs *c, unsigned, unsigned); +static inline size_t bch2_sb_field_bytes(struct bch_sb_field *f) +{ + return le32_to_cpu(f->u64s) * sizeof(u64); +} + #define field_to_type(_f, _name) \ container_of_or_null(_f, struct bch_sb_field_##_name, field) @@ -78,41 +83,6 @@ static inline void bch2_check_set_feature(struct bch_fs *c, unsigned feat) __bch2_check_set_feature(c, feat); } -/* BCH_SB_FIELD_members_v1: */ - -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_maybe_downgrade(struct bch_fs *); void bch2_sb_upgrade(struct bch_fs *, unsigned); diff --git a/libbcachefs/super.c b/libbcachefs/super.c index ce59018b..1b5c2a1b 100644 --- a/libbcachefs/super.c +++ b/libbcachefs/super.c @@ -49,6 +49,7 @@ #include "recovery.h" #include "replicas.h" #include "sb-clean.h" +#include "sb-errors.h" #include "sb-members.h" #include "snapshot.h" #include "subvolume.h" @@ -400,7 +401,7 @@ static int __bch2_fs_read_write(struct bch_fs *c, bool early) bch_info(c, "going read-write"); - ret = bch2_members_v2_init(c); + ret = bch2_sb_members_v2_init(c); if (ret) goto err; @@ -481,6 +482,7 @@ static void __bch2_fs_free(struct bch_fs *c) bch2_time_stats_exit(&c->times[i]); bch2_free_pending_node_rewrites(c); + bch2_fs_sb_errors_exit(c); bch2_fs_counters_exit(c); bch2_fs_snapshots_exit(c); bch2_fs_quota_exit(c); @@ -713,6 +715,7 @@ static struct bch_fs *bch2_fs_alloc(struct bch_sb *sb, struct bch_opts opts) bch2_fs_quota_init(c); bch2_fs_ec_init_early(c); bch2_fs_move_init(c); + bch2_fs_sb_errors_init_early(c); INIT_LIST_HEAD(&c->list); @@ -729,8 +732,8 @@ static struct bch_fs *bch2_fs_alloc(struct bch_sb *sb, struct bch_opts opts) INIT_LIST_HEAD(&c->journal_iters); - INIT_LIST_HEAD(&c->fsck_errors); - mutex_init(&c->fsck_error_lock); + INIT_LIST_HEAD(&c->fsck_error_msgs); + mutex_init(&c->fsck_error_msgs_lock); seqcount_init(&c->gc_pos_lock); @@ -840,6 +843,7 @@ static struct bch_fs *bch2_fs_alloc(struct bch_sb *sb, struct bch_opts opts) } ret = bch2_fs_counters_init(c) ?: + bch2_fs_sb_errors_init(c) ?: bch2_io_clock_init(&c->io_clock[READ]) ?: bch2_io_clock_init(&c->io_clock[WRITE]) ?: bch2_fs_journal_init(&c->journal) ?: @@ -942,7 +946,7 @@ int bch2_fs_start(struct bch_fs *c) mutex_lock(&c->sb_lock); - ret = bch2_members_v2_init(c); + ret = bch2_sb_members_v2_init(c); if (ret) { mutex_unlock(&c->sb_lock); goto err; @@ -1131,6 +1135,7 @@ static struct bch_dev *__bch2_dev_alloc(struct bch_fs *c, struct bch_member *member) { struct bch_dev *ca; + unsigned i; ca = kzalloc(sizeof(*ca), GFP_KERNEL); if (!ca) @@ -1148,6 +1153,10 @@ static struct bch_dev *__bch2_dev_alloc(struct bch_fs *c, bch2_time_stats_init(&ca->io_latency[WRITE]); ca->mi = bch2_mi_to_cpu(member); + + for (i = 0; i < ARRAY_SIZE(member->errors); i++) + atomic64_set(&ca->errors[i], le64_to_cpu(member->errors[i])); + ca->uuid = member->uuid; ca->nr_btree_reserve = DIV_ROUND_UP(BTREE_NODE_RESERVE, @@ -1622,16 +1631,6 @@ int bch2_dev_add(struct bch_fs *c, const char *path) goto err_unlock; } - mi = bch2_sb_field_get(ca->disk_sb.sb, members_v2); - - if (!bch2_sb_field_resize(&ca->disk_sb, members_v2, - le32_to_cpu(mi->field.u64s) + - sizeof(dev_mi) / sizeof(u64))) { - ret = -BCH_ERR_ENOSPC_sb_members; - bch_err_msg(c, ret, "setting up new superblock"); - goto err_unlock; - } - if (dynamic_fault("bcachefs:add:no_slot")) goto no_slot; @@ -1645,6 +1644,8 @@ no_slot: have_slot: nr_devices = max_t(unsigned, dev_idx + 1, c->sb.nr_devices); + + mi = bch2_sb_field_get(c->disk_sb.sb, members_v2); u64s = DIV_ROUND_UP(sizeof(struct bch_sb_field_members_v2) + le16_to_cpu(mi->member_bytes) * nr_devices, sizeof(u64)); diff --git a/libbcachefs/sysfs.c b/libbcachefs/sysfs.c index db2727e5..8df45da5 100644 --- a/libbcachefs/sysfs.c +++ b/libbcachefs/sysfs.c @@ -149,7 +149,9 @@ read_attribute(bucket_size); read_attribute(first_bucket); read_attribute(nbuckets); rw_attribute(durability); -read_attribute(iodone); +read_attribute(io_done); +read_attribute(io_errors); +write_attribute(io_errors_reset); read_attribute(io_latency_read); read_attribute(io_latency_write); @@ -880,7 +882,7 @@ static const char * const bch2_rw[] = { NULL }; -static void dev_iodone_to_text(struct printbuf *out, struct bch_dev *ca) +static void dev_io_done_to_text(struct printbuf *out, struct bch_dev *ca) { int rw, i; @@ -923,8 +925,11 @@ SHOW(bch2_dev) prt_char(out, '\n'); } - if (attr == &sysfs_iodone) - dev_iodone_to_text(out, ca); + if (attr == &sysfs_io_done) + dev_io_done_to_text(out, ca); + + if (attr == &sysfs_io_errors) + bch2_dev_io_errors_to_text(out, ca); sysfs_print(io_latency_read, atomic64_read(&ca->cur_latency[READ])); sysfs_print(io_latency_write, atomic64_read(&ca->cur_latency[WRITE])); @@ -991,6 +996,9 @@ STORE(bch2_dev) return ret; } + if (attr == &sysfs_io_errors_reset) + bch2_dev_errors_reset(ca); + return size; } SYSFS_OPS(bch2_dev); @@ -1008,7 +1016,9 @@ struct attribute *bch2_dev_files[] = { &sysfs_label, &sysfs_has_data, - &sysfs_iodone, + &sysfs_io_done, + &sysfs_io_errors, + &sysfs_io_errors_reset, &sysfs_io_latency_read, &sysfs_io_latency_write, diff --git a/libbcachefs/xattr.c b/libbcachefs/xattr.c index 74b41f56..a39ff0c2 100644 --- a/libbcachefs/xattr.c +++ b/libbcachefs/xattr.c @@ -70,46 +70,38 @@ const struct bch_hash_desc bch2_xattr_hash_desc = { .cmp_bkey = xattr_cmp_bkey, }; -int bch2_xattr_invalid(const struct bch_fs *c, struct bkey_s_c k, +int bch2_xattr_invalid(struct bch_fs *c, struct bkey_s_c k, enum bkey_invalid_flags flags, struct printbuf *err) { - const struct xattr_handler *handler; struct bkey_s_c_xattr xattr = bkey_s_c_to_xattr(k); + unsigned val_u64s = xattr_val_u64s(xattr.v->x_name_len, + le16_to_cpu(xattr.v->x_val_len)); + int ret = 0; - if (bkey_val_u64s(k.k) < - xattr_val_u64s(xattr.v->x_name_len, - le16_to_cpu(xattr.v->x_val_len))) { - prt_printf(err, "value too small (%zu < %u)", - bkey_val_u64s(k.k), - xattr_val_u64s(xattr.v->x_name_len, - le16_to_cpu(xattr.v->x_val_len))); - return -BCH_ERR_invalid_bkey; - } + bkey_fsck_err_on(bkey_val_u64s(k.k) < val_u64s, c, err, + xattr_val_size_too_small, + "value too small (%zu < %u)", + bkey_val_u64s(k.k), val_u64s); /* XXX why +4 ? */ - if (bkey_val_u64s(k.k) > - xattr_val_u64s(xattr.v->x_name_len, - le16_to_cpu(xattr.v->x_val_len) + 4)) { - prt_printf(err, "value too big (%zu > %u)", - bkey_val_u64s(k.k), - xattr_val_u64s(xattr.v->x_name_len, - le16_to_cpu(xattr.v->x_val_len) + 4)); - return -BCH_ERR_invalid_bkey; - } - - handler = bch2_xattr_type_to_handler(xattr.v->x_type); - if (!handler) { - prt_printf(err, "invalid type (%u)", xattr.v->x_type); - return -BCH_ERR_invalid_bkey; - } - - if (memchr(xattr.v->x_name, '\0', xattr.v->x_name_len)) { - prt_printf(err, "xattr name has invalid characters"); - return -BCH_ERR_invalid_bkey; - } - - return 0; + val_u64s = xattr_val_u64s(xattr.v->x_name_len, + le16_to_cpu(xattr.v->x_val_len) + 4); + + bkey_fsck_err_on(bkey_val_u64s(k.k) > val_u64s, c, err, + xattr_val_size_too_big, + "value too big (%zu > %u)", + bkey_val_u64s(k.k), val_u64s); + + bkey_fsck_err_on(!bch2_xattr_type_to_handler(xattr.v->x_type), c, err, + xattr_invalid_type, + "invalid type (%u)", xattr.v->x_type); + + bkey_fsck_err_on(memchr(xattr.v->x_name, '\0', xattr.v->x_name_len), c, err, + xattr_name_invalid_chars, + "xattr name has invalid characters"); +fsck_err: + return ret; } void bch2_xattr_to_text(struct printbuf *out, struct bch_fs *c, diff --git a/libbcachefs/xattr.h b/libbcachefs/xattr.h index f5a52e3a..1337f31a 100644 --- a/libbcachefs/xattr.h +++ b/libbcachefs/xattr.h @@ -6,7 +6,7 @@ extern const struct bch_hash_desc bch2_xattr_hash_desc; -int bch2_xattr_invalid(const struct bch_fs *, struct bkey_s_c, +int bch2_xattr_invalid(struct bch_fs *, struct bkey_s_c, enum bkey_invalid_flags, struct printbuf *); void bch2_xattr_to_text(struct printbuf *, struct bch_fs *, struct bkey_s_c); |