Quelle  sb-counters_format.h

/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _BCACHEFS_SB_COUNTERS_FORMAT_H
#define _BCACHEFS_SB_COUNTERS_FORMAT_H

enum counters_flags {
 TYPE_COUNTER = BIT(0), /* event counters */
 TYPE_SECTORS = BIT(1), /* amount counters, the unit is sectors */
};

#define BCH_PERSISTENT_COUNTERS()     \
 x(io_read,     0, TYPE_SECTORS) \
 x(io_read_inline,    80, TYPE_SECTORS) \
 x(io_read_hole,     81, TYPE_SECTORS) \
 x(io_read_promote,    30, TYPE_COUNTER) \
 x(io_read_bounce,    31, TYPE_COUNTER) \
 x(io_read_split,    33, TYPE_COUNTER) \
 x(io_read_reuse_race,    34, TYPE_COUNTER) \
 x(io_read_retry,    32, TYPE_COUNTER) \
 x(io_read_fail_and_poison,   82, TYPE_COUNTER) \
 x(io_write,     1, TYPE_SECTORS) \
 x(io_move,     2, TYPE_SECTORS) \
 x(io_move_read,     35, TYPE_SECTORS) \
 x(io_move_write,    36, TYPE_SECTORS) \
 x(io_move_finish,    37, TYPE_SECTORS) \
 x(io_move_fail,     38, TYPE_COUNTER) \
 x(io_move_write_fail,    82, TYPE_COUNTER) \
 x(io_move_start_fail,    39, TYPE_COUNTER) \
 x(io_move_created_rebalance,   83, TYPE_COUNTER) \
 x(io_move_evacuate_bucket,   84, TYPE_COUNTER) \
 x(bucket_invalidate,    3, TYPE_COUNTER) \
 x(bucket_discard,    4, TYPE_COUNTER) \
 x(bucket_discard_fast,    79, TYPE_COUNTER) \
 x(bucket_alloc,     5, TYPE_COUNTER) \
 x(bucket_alloc_fail,    6, TYPE_COUNTER) \
 x(btree_cache_scan,    7, TYPE_COUNTER) \
 x(btree_cache_reap,    8, TYPE_COUNTER) \
 x(btree_cache_cannibalize,   9, TYPE_COUNTER) \
 x(btree_cache_cannibalize_lock,   10, TYPE_COUNTER) \
 x(btree_cache_cannibalize_lock_fail,  11, TYPE_COUNTER) \
 x(btree_cache_cannibalize_unlock,  12, TYPE_COUNTER) \
 x(btree_node_write,    13, TYPE_COUNTER) \
 x(btree_node_read,    14, TYPE_COUNTER) \
 x(btree_node_compact,    15, TYPE_COUNTER) \
 x(btree_node_merge,    16, TYPE_COUNTER) \
 x(btree_node_split,    17, TYPE_COUNTER) \
 x(btree_node_rewrite,    18, TYPE_COUNTER) \
 x(btree_node_alloc,    19, TYPE_COUNTER) \
 x(btree_node_free,    20, TYPE_COUNTER) \
 x(btree_node_set_root,    21, TYPE_COUNTER) \
 x(btree_path_relock_fail,   22, TYPE_COUNTER) \
 x(btree_path_upgrade_fail,   23, TYPE_COUNTER) \
 x(btree_reserve_get_fail,   24, TYPE_COUNTER) \
 x(journal_entry_full,    25, TYPE_COUNTER) \
 x(journal_full,     26, TYPE_COUNTER) \
 x(journal_reclaim_finish,   27, TYPE_COUNTER) \
 x(journal_reclaim_start,   28, TYPE_COUNTER) \
 x(journal_write,    29, TYPE_COUNTER) \
 x(copygc,     40, TYPE_COUNTER) \
 x(copygc_wait,     41, TYPE_COUNTER) \
 x(gc_gens_end,     42, TYPE_COUNTER) \
 x(gc_gens_start,    43, TYPE_COUNTER) \
 x(trans_blocked_journal_reclaim,  44, TYPE_COUNTER) \
 x(trans_restart_btree_node_reused,  45, TYPE_COUNTER) \
 x(trans_restart_btree_node_split,  46, TYPE_COUNTER) \
 x(trans_restart_fault_inject,   47, TYPE_COUNTER) \
 x(trans_restart_iter_upgrade,   48, TYPE_COUNTER) \
 x(trans_restart_journal_preres_get,  49, TYPE_COUNTER) \
 x(trans_restart_journal_reclaim,  50, TYPE_COUNTER) \
 x(trans_restart_journal_res_get,  51, TYPE_COUNTER) \
 x(trans_restart_key_cache_key_realloced, 52, TYPE_COUNTER) \
 x(trans_restart_key_cache_raced,  53, TYPE_COUNTER) \
 x(trans_restart_mark_replicas,   54, TYPE_COUNTER) \
 x(trans_restart_mem_realloced,   55, TYPE_COUNTER) \
 x(trans_restart_memory_allocation_failure, 56, TYPE_COUNTER) \
 x(trans_restart_relock,    57, TYPE_COUNTER) \
 x(trans_restart_relock_after_fill,  58, TYPE_COUNTER) \
 x(trans_restart_relock_key_cache_fill,  59, TYPE_COUNTER) \
 x(trans_restart_relock_next_node,  60, TYPE_COUNTER) \
 x(trans_restart_relock_parent_for_fill,  61, TYPE_COUNTER) \
 x(trans_restart_relock_path,   62, TYPE_COUNTER) \
 x(trans_restart_relock_path_intent,  63, TYPE_COUNTER) \
 x(trans_restart_too_many_iters,   64, TYPE_COUNTER) \
 x(trans_restart_traverse,   65, TYPE_COUNTER) \
 x(trans_restart_upgrade,   66, TYPE_COUNTER) \
 x(trans_restart_would_deadlock,   67, TYPE_COUNTER) \
 x(trans_restart_would_deadlock_write,  68, TYPE_COUNTER) \
 x(trans_restart_injected,   69, TYPE_COUNTER) \
 x(trans_restart_key_cache_upgrade,  70, TYPE_COUNTER) \
 x(trans_traverse_all,    71, TYPE_COUNTER) \
 x(transaction_commit,    72, TYPE_COUNTER) \
 x(write_super,     73, TYPE_COUNTER) \
 x(trans_restart_would_deadlock_recursion_limit, 74, TYPE_COUNTER) \
 x(trans_restart_write_buffer_flush,  75, TYPE_COUNTER) \
 x(trans_restart_split_race,   76, TYPE_COUNTER) \
 x(write_buffer_flush_slowpath,   77, TYPE_COUNTER) \
 x(write_buffer_flush_sync,   78, TYPE_COUNTER)

enum bch_persistent_counters {
#define x(t, n, ...) BCH_COUNTER_##t,
 BCH_PERSISTENT_COUNTERS()
#undef x
 BCH_COUNTER_NR
};

enum bch_persistent_counters_stable {
#define x(t, n, ...) BCH_COUNTER_STABLE_##t = n,
 BCH_PERSISTENT_COUNTERS()
#undef x
 BCH_COUNTER_STABLE_NR
};

struct bch_sb_field_counters {
 struct bch_sb_field field;
 __le64   d[];
};

#endif /* _BCACHEFS_SB_COUNTERS_FORMAT_H */