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linux/fs/bcachefs/errcode.h
Kent Overstreet 835cd3e147 bcachefs: Check for subvolume children when deleting subvolumes 
Recursively destroying subvolumes isn't allowed yet.

Fixes: https://github.com/koverstreet/bcachefs/issues/634
Signed-off-by: Kent Overstreet <kent.overstreet@linux.dev>
2024-03-13 21:22:24 -04:00

285 lines
12 KiB
C
Raw Blame History

/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _BCACHEFS_ERRCODE_H
#define _BCACHEFS_ERRCODE_H
#define BCH_ERRCODES() \
x(ERANGE, ERANGE_option_too_small) \
x(ERANGE, ERANGE_option_too_big) \
x(ENOMEM, ENOMEM_stripe_buf) \
x(ENOMEM, ENOMEM_replicas_table) \
x(ENOMEM, ENOMEM_cpu_replicas) \
x(ENOMEM, ENOMEM_replicas_gc) \
x(ENOMEM, ENOMEM_disk_groups_validate) \
x(ENOMEM, ENOMEM_disk_groups_to_cpu) \
x(ENOMEM, ENOMEM_mark_snapshot) \
x(ENOMEM, ENOMEM_mark_stripe) \
x(ENOMEM, ENOMEM_mark_stripe_ptr) \
x(ENOMEM, ENOMEM_btree_key_cache_create) \
x(ENOMEM, ENOMEM_btree_key_cache_fill) \
x(ENOMEM, ENOMEM_btree_key_cache_insert) \
x(ENOMEM, ENOMEM_trans_kmalloc) \
x(ENOMEM, ENOMEM_trans_log_msg) \
x(ENOMEM, ENOMEM_do_encrypt) \
x(ENOMEM, ENOMEM_ec_read_extent) \
x(ENOMEM, ENOMEM_ec_stripe_mem_alloc) \
x(ENOMEM, ENOMEM_ec_new_stripe_alloc) \
x(ENOMEM, ENOMEM_fs_btree_cache_init) \
x(ENOMEM, ENOMEM_fs_btree_key_cache_init) \
x(ENOMEM, ENOMEM_fs_counters_init) \
x(ENOMEM, ENOMEM_fs_btree_write_buffer_init) \
x(ENOMEM, ENOMEM_io_clock_init) \
x(ENOMEM, ENOMEM_blacklist_table_init) \
x(ENOMEM, ENOMEM_sb_realloc_injected) \
x(ENOMEM, ENOMEM_sb_bio_realloc) \
x(ENOMEM, ENOMEM_sb_buf_realloc) \
x(ENOMEM, ENOMEM_sb_journal_validate) \
x(ENOMEM, ENOMEM_sb_journal_v2_validate) \
x(ENOMEM, ENOMEM_journal_entry_add) \
x(ENOMEM, ENOMEM_journal_read_buf_realloc) \
x(ENOMEM, ENOMEM_btree_interior_update_worker_init)\
x(ENOMEM, ENOMEM_btree_interior_update_pool_init) \
x(ENOMEM, ENOMEM_bio_read_init) \
x(ENOMEM, ENOMEM_bio_read_split_init) \
x(ENOMEM, ENOMEM_bio_write_init) \
x(ENOMEM, ENOMEM_bio_bounce_pages_init) \
x(ENOMEM, ENOMEM_writepage_bioset_init) \
x(ENOMEM, ENOMEM_dio_read_bioset_init) \
x(ENOMEM, ENOMEM_dio_write_bioset_init) \
x(ENOMEM, ENOMEM_nocow_flush_bioset_init) \
x(ENOMEM, ENOMEM_promote_table_init) \
x(ENOMEM, ENOMEM_compression_bounce_read_init) \
x(ENOMEM, ENOMEM_compression_bounce_write_init) \
x(ENOMEM, ENOMEM_compression_workspace_init) \
x(ENOMEM, ENOMEM_decompression_workspace_init) \
x(ENOMEM, ENOMEM_bucket_gens) \
x(ENOMEM, ENOMEM_buckets_nouse) \
x(ENOMEM, ENOMEM_usage_init) \
x(ENOMEM, ENOMEM_btree_node_read_all_replicas) \
x(ENOMEM, ENOMEM_btree_node_reclaim) \
x(ENOMEM, ENOMEM_btree_node_mem_alloc) \
x(ENOMEM, ENOMEM_btree_cache_cannibalize_lock) \
x(ENOMEM, ENOMEM_buckets_waiting_for_journal_init)\
x(ENOMEM, ENOMEM_buckets_waiting_for_journal_set) \
x(ENOMEM, ENOMEM_set_nr_journal_buckets) \
x(ENOMEM, ENOMEM_dev_journal_init) \
x(ENOMEM, ENOMEM_journal_pin_fifo) \
x(ENOMEM, ENOMEM_journal_buf) \
x(ENOMEM, ENOMEM_gc_start) \
x(ENOMEM, ENOMEM_gc_alloc_start) \
x(ENOMEM, ENOMEM_gc_reflink_start) \
x(ENOMEM, ENOMEM_gc_gens) \
x(ENOMEM, ENOMEM_gc_repair_key) \
x(ENOMEM, ENOMEM_fsck_extent_ends_at) \
x(ENOMEM, ENOMEM_fsck_add_nlink) \
x(ENOMEM, ENOMEM_journal_key_insert) \
x(ENOMEM, ENOMEM_journal_keys_sort) \
x(ENOMEM, ENOMEM_read_superblock_clean) \
x(ENOMEM, ENOMEM_fs_alloc) \
x(ENOMEM, ENOMEM_fs_name_alloc) \
x(ENOMEM, ENOMEM_fs_other_alloc) \
x(ENOMEM, ENOMEM_dev_alloc) \
x(ENOSPC, ENOSPC_disk_reservation) \
x(ENOSPC, ENOSPC_bucket_alloc) \
x(ENOSPC, ENOSPC_disk_label_add) \
x(ENOSPC, ENOSPC_stripe_create) \
x(ENOSPC, ENOSPC_inode_create) \
x(ENOSPC, ENOSPC_str_hash_create) \
x(ENOSPC, ENOSPC_snapshot_create) \
x(ENOSPC, ENOSPC_subvolume_create) \
x(ENOSPC, ENOSPC_sb) \
x(ENOSPC, ENOSPC_sb_journal) \
x(ENOSPC, ENOSPC_sb_journal_seq_blacklist) \
x(ENOSPC, ENOSPC_sb_quota) \
x(ENOSPC, ENOSPC_sb_replicas) \
x(ENOSPC, ENOSPC_sb_members) \
x(ENOSPC, ENOSPC_sb_members_v2) \
x(ENOSPC, ENOSPC_sb_crypt) \
x(ENOSPC, ENOSPC_sb_downgrade) \
x(ENOSPC, ENOSPC_btree_slot) \
x(ENOSPC, ENOSPC_snapshot_tree) \
x(ENOENT, ENOENT_bkey_type_mismatch) \
x(ENOENT, ENOENT_str_hash_lookup) \
x(ENOENT, ENOENT_str_hash_set_must_replace) \
x(ENOENT, ENOENT_inode) \
x(ENOENT, ENOENT_not_subvol) \
x(ENOENT, ENOENT_not_directory) \
x(ENOENT, ENOENT_directory_dead) \
x(ENOENT, ENOENT_subvolume) \
x(ENOENT, ENOENT_snapshot_tree) \
x(ENOENT, ENOENT_dirent_doesnt_match_inode) \
x(ENOENT, ENOENT_dev_not_found) \
x(ENOENT, ENOENT_dev_idx_not_found) \
x(ENOTEMPTY, ENOTEMPTY_dir_not_empty) \
x(ENOTEMPTY, ENOTEMPTY_subvol_not_empty) \
x(0, open_buckets_empty) \
x(0, freelist_empty) \
x(BCH_ERR_freelist_empty, no_buckets_found) \
x(0, transaction_restart) \
x(BCH_ERR_transaction_restart, transaction_restart_fault_inject) \
x(BCH_ERR_transaction_restart, transaction_restart_relock) \
x(BCH_ERR_transaction_restart, transaction_restart_relock_path) \
x(BCH_ERR_transaction_restart, transaction_restart_relock_path_intent) \
x(BCH_ERR_transaction_restart, transaction_restart_relock_after_fill) \
x(BCH_ERR_transaction_restart, transaction_restart_too_many_iters) \
x(BCH_ERR_transaction_restart, transaction_restart_lock_node_reused) \
x(BCH_ERR_transaction_restart, transaction_restart_fill_relock) \
x(BCH_ERR_transaction_restart, transaction_restart_fill_mem_alloc_fail)\
x(BCH_ERR_transaction_restart, transaction_restart_mem_realloced) \
x(BCH_ERR_transaction_restart, transaction_restart_in_traverse_all) \
x(BCH_ERR_transaction_restart, transaction_restart_would_deadlock) \
x(BCH_ERR_transaction_restart, transaction_restart_would_deadlock_write)\
x(BCH_ERR_transaction_restart, transaction_restart_deadlock_recursion_limit)\
x(BCH_ERR_transaction_restart, transaction_restart_upgrade) \
x(BCH_ERR_transaction_restart, transaction_restart_key_cache_upgrade) \
x(BCH_ERR_transaction_restart, transaction_restart_key_cache_fill) \
x(BCH_ERR_transaction_restart, transaction_restart_key_cache_raced) \
x(BCH_ERR_transaction_restart, transaction_restart_key_cache_realloced)\
x(BCH_ERR_transaction_restart, transaction_restart_journal_preres_get) \
x(BCH_ERR_transaction_restart, transaction_restart_split_race) \
x(BCH_ERR_transaction_restart, transaction_restart_write_buffer_flush) \
x(BCH_ERR_transaction_restart, transaction_restart_nested) \
x(0, no_btree_node) \
x(BCH_ERR_no_btree_node, no_btree_node_relock) \
x(BCH_ERR_no_btree_node, no_btree_node_upgrade) \
x(BCH_ERR_no_btree_node, no_btree_node_drop) \
x(BCH_ERR_no_btree_node, no_btree_node_lock_root) \
x(BCH_ERR_no_btree_node, no_btree_node_up) \
x(BCH_ERR_no_btree_node, no_btree_node_down) \
x(BCH_ERR_no_btree_node, no_btree_node_init) \
x(BCH_ERR_no_btree_node, no_btree_node_cached) \
x(BCH_ERR_no_btree_node, no_btree_node_srcu_reset) \
x(0, btree_insert_fail) \
x(BCH_ERR_btree_insert_fail, btree_insert_btree_node_full) \
x(BCH_ERR_btree_insert_fail, btree_insert_need_mark_replicas) \
x(BCH_ERR_btree_insert_fail, btree_insert_need_journal_res) \
x(BCH_ERR_btree_insert_fail, btree_insert_need_journal_reclaim) \
x(0, backpointer_to_overwritten_btree_node) \
x(0, lock_fail_root_changed) \
x(0, journal_reclaim_would_deadlock) \
x(EINVAL, fsck) \
x(BCH_ERR_fsck, fsck_fix) \
x(BCH_ERR_fsck, fsck_ignore) \
x(BCH_ERR_fsck, fsck_errors_not_fixed) \
x(BCH_ERR_fsck, fsck_repair_unimplemented) \
x(BCH_ERR_fsck, fsck_repair_impossible) \
x(0, restart_recovery) \
x(0, data_update_done) \
x(EINVAL, device_state_not_allowed) \
x(EINVAL, member_info_missing) \
x(EINVAL, mismatched_block_size) \
x(EINVAL, block_size_too_small) \
x(EINVAL, bucket_size_too_small) \
x(EINVAL, device_size_too_small) \
x(EINVAL, device_not_a_member_of_filesystem) \
x(EINVAL, device_has_been_removed) \
x(EINVAL, device_splitbrain) \
x(EINVAL, device_already_online) \
x(EINVAL, insufficient_devices_to_start) \
x(EINVAL, invalid) \
x(EINVAL, internal_fsck_err) \
x(EINVAL, opt_parse_error) \
x(EINVAL, remove_with_metadata_missing_unimplemented)\
x(EINVAL, remove_would_lose_data) \
x(EINVAL, btree_iter_with_journal_not_supported) \
x(EROFS, erofs_trans_commit) \
x(EROFS, erofs_no_writes) \
x(EROFS, erofs_journal_err) \
x(EROFS, erofs_sb_err) \
x(EROFS, erofs_unfixed_errors) \
x(EROFS, erofs_norecovery) \
x(EROFS, erofs_nochanges) \
x(EROFS, insufficient_devices) \
x(0, operation_blocked) \
x(BCH_ERR_operation_blocked, btree_cache_cannibalize_lock_blocked) \
x(BCH_ERR_operation_blocked, journal_res_get_blocked) \
x(BCH_ERR_operation_blocked, journal_preres_get_blocked) \
x(BCH_ERR_operation_blocked, bucket_alloc_blocked) \
x(BCH_ERR_operation_blocked, stripe_alloc_blocked) \
x(BCH_ERR_invalid, invalid_sb) \
x(BCH_ERR_invalid_sb, invalid_sb_magic) \
x(BCH_ERR_invalid_sb, invalid_sb_version) \
x(BCH_ERR_invalid_sb, invalid_sb_features) \
x(BCH_ERR_invalid_sb, invalid_sb_too_big) \
x(BCH_ERR_invalid_sb, invalid_sb_csum_type) \
x(BCH_ERR_invalid_sb, invalid_sb_csum) \
x(BCH_ERR_invalid_sb, invalid_sb_block_size) \
x(BCH_ERR_invalid_sb, invalid_sb_uuid) \
x(BCH_ERR_invalid_sb, invalid_sb_too_many_members) \
x(BCH_ERR_invalid_sb, invalid_sb_dev_idx) \
x(BCH_ERR_invalid_sb, invalid_sb_time_precision) \
x(BCH_ERR_invalid_sb, invalid_sb_field_size) \
x(BCH_ERR_invalid_sb, invalid_sb_layout) \
x(BCH_ERR_invalid_sb_layout, invalid_sb_layout_type) \
x(BCH_ERR_invalid_sb_layout, invalid_sb_layout_nr_superblocks) \
x(BCH_ERR_invalid_sb_layout, invalid_sb_layout_superblocks_overlap) \
x(BCH_ERR_invalid_sb, invalid_sb_members_missing) \
x(BCH_ERR_invalid_sb, invalid_sb_members) \
x(BCH_ERR_invalid_sb, invalid_sb_disk_groups) \
x(BCH_ERR_invalid_sb, invalid_sb_replicas) \
x(BCH_ERR_invalid_sb, invalid_replicas_entry) \
x(BCH_ERR_invalid_sb, invalid_sb_journal) \
x(BCH_ERR_invalid_sb, invalid_sb_journal_seq_blacklist) \
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_sb, invalid_sb_ext) \
x(BCH_ERR_invalid_sb, invalid_sb_downgrade) \
x(BCH_ERR_invalid, invalid_bkey) \
x(BCH_ERR_operation_blocked, nocow_lock_blocked) \
x(EIO, btree_node_read_err) \
x(EIO, sb_not_downgraded) \
x(EIO, btree_node_write_all_failed) \
x(EIO, btree_node_read_error) \
x(EIO, btree_node_read_validate_error) \
x(EIO, btree_need_topology_repair) \
x(BCH_ERR_btree_node_read_err, btree_node_read_err_fixable) \
x(BCH_ERR_btree_node_read_err, btree_node_read_err_want_retry) \
x(BCH_ERR_btree_node_read_err, btree_node_read_err_must_retry) \
x(BCH_ERR_btree_node_read_err, btree_node_read_err_bad_node) \
x(BCH_ERR_btree_node_read_err, btree_node_read_err_incompatible) \
x(0, nopromote) \
x(BCH_ERR_nopromote, nopromote_may_not) \
x(BCH_ERR_nopromote, nopromote_already_promoted) \
x(BCH_ERR_nopromote, nopromote_unwritten) \
x(BCH_ERR_nopromote, nopromote_congested) \
x(BCH_ERR_nopromote, nopromote_in_flight) \
x(BCH_ERR_nopromote, nopromote_no_writes) \
x(BCH_ERR_nopromote, nopromote_enomem)
enum bch_errcode {
BCH_ERR_START = 2048,
#define x(class, err) BCH_ERR_##err,
BCH_ERRCODES()
#undef x
BCH_ERR_MAX
};
const char *bch2_err_str(int);
bool __bch2_err_matches(int, int);
static inline bool _bch2_err_matches(int err, int class)
{
return err < 0 && __bch2_err_matches(err, class);
}
#define bch2_err_matches(_err, _class) \
({ \
BUILD_BUG_ON(!__builtin_constant_p(_class)); \
unlikely(_bch2_err_matches(_err, _class)); \
})
int __bch2_err_class(int);
static inline long bch2_err_class(long err)
{
return err < 0 ? __bch2_err_class(err) : err;
}
#define BLK_STS_REMOVED ((__force blk_status_t)128)
const char *bch2_blk_status_to_str(blk_status_t);
#endif /* _BCACHFES_ERRCODE_H */
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