]> git.sesse.net Git - bcachefs-tools-debian/blobdiff - libbcachefs/trace.h
Disable pristine-tar option in gbp.conf, since there is no pristine-tar branch.
[bcachefs-tools-debian] / libbcachefs / trace.h
index 19264492151b3a2a97edcceb57c66f2d6b31d68d..293b90d704fb5b48ed39038e793c4d3cbf77b5a8 100644 (file)
@@ -32,22 +32,68 @@ DECLARE_EVENT_CLASS(bpos,
        TP_printk("%llu:%llu:%u", __entry->p_inode, __entry->p_offset, __entry->p_snapshot)
 );
 
-DECLARE_EVENT_CLASS(bkey,
-       TP_PROTO(struct bch_fs *c, const char *k),
-       TP_ARGS(c, k),
+DECLARE_EVENT_CLASS(fs_str,
+       TP_PROTO(struct bch_fs *c, const char *str),
+       TP_ARGS(c, str),
 
        TP_STRUCT__entry(
-               __string(k,     k                               )
+               __field(dev_t,          dev                     )
+               __string(str,           str                     )
        ),
 
        TP_fast_assign(
-               __assign_str(k, k);
+               __entry->dev            = c->dev;
+               __assign_str(str, str);
        ),
 
-       TP_printk("%s", __get_str(k))
+       TP_printk("%d,%d\n%s", MAJOR(__entry->dev), MINOR(__entry->dev), __get_str(str))
 );
 
-DECLARE_EVENT_CLASS(btree_node,
+DECLARE_EVENT_CLASS(trans_str,
+       TP_PROTO(struct btree_trans *trans, unsigned long caller_ip, const char *str),
+       TP_ARGS(trans, caller_ip, str),
+
+       TP_STRUCT__entry(
+               __field(dev_t,          dev                     )
+               __array(char,           trans_fn, 32            )
+               __field(unsigned long,  caller_ip               )
+               __string(str,           str                     )
+       ),
+
+       TP_fast_assign(
+               __entry->dev            = trans->c->dev;
+               strscpy(__entry->trans_fn, trans->fn, sizeof(__entry->trans_fn));
+               __entry->caller_ip              = caller_ip;
+               __assign_str(str, str);
+       ),
+
+       TP_printk("%d,%d %s %pS %s",
+                 MAJOR(__entry->dev), MINOR(__entry->dev),
+                 __entry->trans_fn, (void *) __entry->caller_ip, __get_str(str))
+);
+
+DECLARE_EVENT_CLASS(trans_str_nocaller,
+       TP_PROTO(struct btree_trans *trans, const char *str),
+       TP_ARGS(trans, str),
+
+       TP_STRUCT__entry(
+               __field(dev_t,          dev                     )
+               __array(char,           trans_fn, 32            )
+               __string(str,           str                     )
+       ),
+
+       TP_fast_assign(
+               __entry->dev            = trans->c->dev;
+               strscpy(__entry->trans_fn, trans->fn, sizeof(__entry->trans_fn));
+               __assign_str(str, str);
+       ),
+
+       TP_printk("%d,%d %s %s",
+                 MAJOR(__entry->dev), MINOR(__entry->dev),
+                 __entry->trans_fn, __get_str(str))
+);
+
+DECLARE_EVENT_CLASS(btree_node_nofs,
        TP_PROTO(struct bch_fs *c, struct btree *b),
        TP_ARGS(c, b),
 
@@ -68,7 +114,34 @@ DECLARE_EVENT_CLASS(btree_node,
        TP_printk("%d,%d %u %s %llu:%llu:%u",
                  MAJOR(__entry->dev), MINOR(__entry->dev),
                  __entry->level,
-                 bch2_btree_ids[__entry->btree_id],
+                 bch2_btree_id_str(__entry->btree_id),
+                 __entry->pos_inode, __entry->pos_offset, __entry->pos_snapshot)
+);
+
+DECLARE_EVENT_CLASS(btree_node,
+       TP_PROTO(struct btree_trans *trans, struct btree *b),
+       TP_ARGS(trans, b),
+
+       TP_STRUCT__entry(
+               __field(dev_t,          dev                     )
+               __array(char,           trans_fn, 32            )
+               __field(u8,             level                   )
+               __field(u8,             btree_id                )
+               TRACE_BPOS_entries(pos)
+       ),
+
+       TP_fast_assign(
+               __entry->dev            = trans->c->dev;
+               strscpy(__entry->trans_fn, trans->fn, sizeof(__entry->trans_fn));
+               __entry->level          = b->c.level;
+               __entry->btree_id       = b->c.btree_id;
+               TRACE_BPOS_assign(pos, b->key.k.p);
+       ),
+
+       TP_printk("%d,%d %s %u %s %llu:%llu:%u",
+                 MAJOR(__entry->dev), MINOR(__entry->dev), __entry->trans_fn,
+                 __entry->level,
+                 bch2_btree_id_str(__entry->btree_id),
                  __entry->pos_inode, __entry->pos_offset, __entry->pos_snapshot)
 );
 
@@ -87,6 +160,23 @@ DECLARE_EVENT_CLASS(bch_fs,
        TP_printk("%d,%d", MAJOR(__entry->dev), MINOR(__entry->dev))
 );
 
+DECLARE_EVENT_CLASS(btree_trans,
+       TP_PROTO(struct btree_trans *trans),
+       TP_ARGS(trans),
+
+       TP_STRUCT__entry(
+               __field(dev_t,          dev                     )
+               __array(char,           trans_fn, 32            )
+       ),
+
+       TP_fast_assign(
+               __entry->dev            = trans->c->dev;
+               strscpy(__entry->trans_fn, trans->fn, sizeof(__entry->trans_fn));
+       ),
+
+       TP_printk("%d,%d %s", MAJOR(__entry->dev), MINOR(__entry->dev), __entry->trans_fn)
+);
+
 DECLARE_EVENT_CLASS(bio,
        TP_PROTO(struct bio *bio),
        TP_ARGS(bio),
@@ -183,9 +273,14 @@ DEFINE_EVENT(bch_fs, journal_full,
        TP_ARGS(c)
 );
 
-DEFINE_EVENT(bch_fs, journal_entry_full,
-       TP_PROTO(struct bch_fs *c),
-       TP_ARGS(c)
+DEFINE_EVENT(fs_str, journal_entry_full,
+       TP_PROTO(struct bch_fs *c, const char *str),
+       TP_ARGS(c, str)
+);
+
+DEFINE_EVENT(fs_str, journal_entry_close,
+       TP_PROTO(struct bch_fs *c, const char *str),
+       TP_ARGS(c, str)
 );
 
 DEFINE_EVENT(bio, journal_write,
@@ -196,10 +291,9 @@ DEFINE_EVENT(bio, journal_write,
 TRACE_EVENT(journal_reclaim_start,
        TP_PROTO(struct bch_fs *c, bool direct, bool kicked,
                 u64 min_nr, u64 min_key_cache,
-                u64 prereserved, u64 prereserved_total,
                 u64 btree_cache_dirty, u64 btree_cache_total,
                 u64 btree_key_cache_dirty, u64 btree_key_cache_total),
-       TP_ARGS(c, direct, kicked, min_nr, min_key_cache, prereserved, prereserved_total,
+       TP_ARGS(c, direct, kicked, min_nr, min_key_cache,
                btree_cache_dirty, btree_cache_total,
                btree_key_cache_dirty, btree_key_cache_total),
 
@@ -209,8 +303,6 @@ TRACE_EVENT(journal_reclaim_start,
                __field(bool,           kicked                  )
                __field(u64,            min_nr                  )
                __field(u64,            min_key_cache           )
-               __field(u64,            prereserved             )
-               __field(u64,            prereserved_total       )
                __field(u64,            btree_cache_dirty       )
                __field(u64,            btree_cache_total       )
                __field(u64,            btree_key_cache_dirty   )
@@ -223,22 +315,18 @@ TRACE_EVENT(journal_reclaim_start,
                __entry->kicked                 = kicked;
                __entry->min_nr                 = min_nr;
                __entry->min_key_cache          = min_key_cache;
-               __entry->prereserved            = prereserved;
-               __entry->prereserved_total      = prereserved_total;
                __entry->btree_cache_dirty      = btree_cache_dirty;
                __entry->btree_cache_total      = btree_cache_total;
                __entry->btree_key_cache_dirty  = btree_key_cache_dirty;
                __entry->btree_key_cache_total  = btree_key_cache_total;
        ),
 
-       TP_printk("%d,%d direct %u kicked %u min %llu key cache %llu prereserved %llu/%llu btree cache %llu/%llu key cache %llu/%llu",
+       TP_printk("%d,%d direct %u kicked %u min %llu key cache %llu btree cache %llu/%llu key cache %llu/%llu",
                  MAJOR(__entry->dev), MINOR(__entry->dev),
                  __entry->direct,
                  __entry->kicked,
                  __entry->min_nr,
                  __entry->min_key_cache,
-                 __entry->prereserved,
-                 __entry->prereserved_total,
                  __entry->btree_cache_dirty,
                  __entry->btree_cache_total,
                  __entry->btree_key_cache_dirty,
@@ -293,36 +381,36 @@ TRACE_EVENT(btree_cache_scan,
                  __entry->nr_to_scan, __entry->can_free, __entry->ret)
 );
 
-DEFINE_EVENT(btree_node, btree_cache_reap,
+DEFINE_EVENT(btree_node_nofs, btree_cache_reap,
        TP_PROTO(struct bch_fs *c, struct btree *b),
        TP_ARGS(c, b)
 );
 
-DEFINE_EVENT(bch_fs, btree_cache_cannibalize_lock_fail,
-       TP_PROTO(struct bch_fs *c),
-       TP_ARGS(c)
+DEFINE_EVENT(btree_trans, btree_cache_cannibalize_lock_fail,
+       TP_PROTO(struct btree_trans *trans),
+       TP_ARGS(trans)
 );
 
-DEFINE_EVENT(bch_fs, btree_cache_cannibalize_lock,
-       TP_PROTO(struct bch_fs *c),
-       TP_ARGS(c)
+DEFINE_EVENT(btree_trans, btree_cache_cannibalize_lock,
+       TP_PROTO(struct btree_trans *trans),
+       TP_ARGS(trans)
 );
 
-DEFINE_EVENT(bch_fs, btree_cache_cannibalize,
-       TP_PROTO(struct bch_fs *c),
-       TP_ARGS(c)
+DEFINE_EVENT(btree_trans, btree_cache_cannibalize,
+       TP_PROTO(struct btree_trans *trans),
+       TP_ARGS(trans)
 );
 
-DEFINE_EVENT(bch_fs, btree_cache_cannibalize_unlock,
-       TP_PROTO(struct bch_fs *c),
-       TP_ARGS(c)
+DEFINE_EVENT(btree_trans, btree_cache_cannibalize_unlock,
+       TP_PROTO(struct btree_trans *trans),
+       TP_ARGS(trans)
 );
 
 /* Btree */
 
 DEFINE_EVENT(btree_node, btree_node_read,
-       TP_PROTO(struct bch_fs *c, struct btree *b),
-       TP_ARGS(c, b)
+       TP_PROTO(struct btree_trans *trans, struct btree *b),
+       TP_ARGS(trans, b)
 );
 
 TRACE_EVENT(btree_node_write,
@@ -346,13 +434,13 @@ TRACE_EVENT(btree_node_write,
 );
 
 DEFINE_EVENT(btree_node, btree_node_alloc,
-       TP_PROTO(struct bch_fs *c, struct btree *b),
-       TP_ARGS(c, b)
+       TP_PROTO(struct btree_trans *trans, struct btree *b),
+       TP_ARGS(trans, b)
 );
 
 DEFINE_EVENT(btree_node, btree_node_free,
-       TP_PROTO(struct bch_fs *c, struct btree *b),
-       TP_ARGS(c, b)
+       TP_PROTO(struct btree_trans *trans, struct btree *b),
+       TP_ARGS(trans, b)
 );
 
 TRACE_EVENT(btree_reserve_get_fail,
@@ -384,28 +472,28 @@ TRACE_EVENT(btree_reserve_get_fail,
 );
 
 DEFINE_EVENT(btree_node, btree_node_compact,
-       TP_PROTO(struct bch_fs *c, struct btree *b),
-       TP_ARGS(c, b)
+       TP_PROTO(struct btree_trans *trans, struct btree *b),
+       TP_ARGS(trans, b)
 );
 
 DEFINE_EVENT(btree_node, btree_node_merge,
-       TP_PROTO(struct bch_fs *c, struct btree *b),
-       TP_ARGS(c, b)
+       TP_PROTO(struct btree_trans *trans, struct btree *b),
+       TP_ARGS(trans, b)
 );
 
 DEFINE_EVENT(btree_node, btree_node_split,
-       TP_PROTO(struct bch_fs *c, struct btree *b),
-       TP_ARGS(c, b)
+       TP_PROTO(struct btree_trans *trans, struct btree *b),
+       TP_ARGS(trans, b)
 );
 
 DEFINE_EVENT(btree_node, btree_node_rewrite,
-       TP_PROTO(struct bch_fs *c, struct btree *b),
-       TP_ARGS(c, b)
+       TP_PROTO(struct btree_trans *trans, struct btree *b),
+       TP_ARGS(trans, b)
 );
 
 DEFINE_EVENT(btree_node, btree_node_set_root,
-       TP_PROTO(struct bch_fs *c, struct btree *b),
-       TP_ARGS(c, b)
+       TP_PROTO(struct btree_trans *trans, struct btree *b),
+       TP_ARGS(trans, b)
 );
 
 TRACE_EVENT(btree_path_relock_fail,
@@ -440,7 +528,7 @@ TRACE_EVENT(btree_path_relock_fail,
                __entry->level                  = path->level;
                TRACE_BPOS_assign(pos, path->pos);
 
-               c = bch2_btree_node_lock_counts(trans, NULL, &path->l[level].b->c, level),
+               c = bch2_btree_node_lock_counts(trans, NULL, &path->l[level].b->c, level);
                __entry->self_read_count        = c.n[SIX_LOCK_read];
                __entry->self_intent_count      = c.n[SIX_LOCK_intent];
 
@@ -461,7 +549,7 @@ TRACE_EVENT(btree_path_relock_fail,
        TP_printk("%s %pS btree %s pos %llu:%llu:%u level %u node %s held %u:%u lock count %u:%u iter seq %u lock seq %u",
                  __entry->trans_fn,
                  (void *) __entry->caller_ip,
-                 bch2_btree_ids[__entry->btree_id],
+                 bch2_btree_id_str(__entry->btree_id),
                  __entry->pos_inode,
                  __entry->pos_offset,
                  __entry->pos_snapshot,
@@ -522,7 +610,7 @@ TRACE_EVENT(btree_path_upgrade_fail,
        TP_printk("%s %pS btree %s pos %llu:%llu:%u level %u locked %u held %u:%u lock count %u:%u iter seq %u lock seq %u",
                  __entry->trans_fn,
                  (void *) __entry->caller_ip,
-                 bch2_btree_ids[__entry->btree_id],
+                 bch2_btree_id_str(__entry->btree_id),
                  __entry->pos_inode,
                  __entry->pos_offset,
                  __entry->pos_snapshot,
@@ -724,68 +812,67 @@ TRACE_EVENT(bucket_evacuate,
                  __entry->dev_idx, __entry->bucket)
 );
 
-DEFINE_EVENT(bkey, move_extent,
-       TP_PROTO(struct bch_fs *c, const char *k),
-       TP_ARGS(c, k)
+DEFINE_EVENT(fs_str, move_extent,
+       TP_PROTO(struct bch_fs *c, const char *str),
+       TP_ARGS(c, str)
 );
 
-DEFINE_EVENT(bkey, move_extent_read,
-       TP_PROTO(struct bch_fs *c, const char *k),
-       TP_ARGS(c, k)
+DEFINE_EVENT(fs_str, move_extent_read,
+       TP_PROTO(struct bch_fs *c, const char *str),
+       TP_ARGS(c, str)
 );
 
-DEFINE_EVENT(bkey, move_extent_write,
-       TP_PROTO(struct bch_fs *c, const char *k),
-       TP_ARGS(c, k)
+DEFINE_EVENT(fs_str, move_extent_write,
+       TP_PROTO(struct bch_fs *c, const char *str),
+       TP_ARGS(c, str)
 );
 
-DEFINE_EVENT(bkey, move_extent_finish,
-       TP_PROTO(struct bch_fs *c, const char *k),
-       TP_ARGS(c, k)
+DEFINE_EVENT(fs_str, move_extent_finish,
+       TP_PROTO(struct bch_fs *c, const char *str),
+       TP_ARGS(c, str)
 );
 
-TRACE_EVENT(move_extent_fail,
-       TP_PROTO(struct bch_fs *c, const char *msg),
-       TP_ARGS(c, msg),
-
-       TP_STRUCT__entry(
-               __field(dev_t,          dev                     )
-               __string(msg,           msg                     )
-       ),
-
-       TP_fast_assign(
-               __entry->dev            = c->dev;
-               __assign_str(msg, msg);
-       ),
-
-       TP_printk("%d:%d %s", MAJOR(__entry->dev), MINOR(__entry->dev), __get_str(msg))
+DEFINE_EVENT(fs_str, move_extent_fail,
+       TP_PROTO(struct bch_fs *c, const char *str),
+       TP_ARGS(c, str)
 );
 
-DEFINE_EVENT(bkey, move_extent_alloc_mem_fail,
-       TP_PROTO(struct bch_fs *c, const char *k),
-       TP_ARGS(c, k)
+DEFINE_EVENT(fs_str, move_extent_start_fail,
+       TP_PROTO(struct bch_fs *c, const char *str),
+       TP_ARGS(c, str)
 );
 
 TRACE_EVENT(move_data,
-       TP_PROTO(struct bch_fs *c, u64 sectors_moved,
-                u64 keys_moved),
-       TP_ARGS(c, sectors_moved, keys_moved),
+       TP_PROTO(struct bch_fs *c,
+                struct bch_move_stats *stats),
+       TP_ARGS(c, stats),
 
        TP_STRUCT__entry(
-               __field(dev_t,          dev                     )
-               __field(u64,            sectors_moved   )
+               __field(dev_t,          dev             )
                __field(u64,            keys_moved      )
+               __field(u64,            keys_raced      )
+               __field(u64,            sectors_seen    )
+               __field(u64,            sectors_moved   )
+               __field(u64,            sectors_raced   )
        ),
 
        TP_fast_assign(
-               __entry->dev                    = c->dev;
-               __entry->sectors_moved = sectors_moved;
-               __entry->keys_moved = keys_moved;
+               __entry->dev            = c->dev;
+               __entry->keys_moved     = atomic64_read(&stats->keys_moved);
+               __entry->keys_raced     = atomic64_read(&stats->keys_raced);
+               __entry->sectors_seen   = atomic64_read(&stats->sectors_seen);
+               __entry->sectors_moved  = atomic64_read(&stats->sectors_moved);
+               __entry->sectors_raced  = atomic64_read(&stats->sectors_raced);
        ),
 
-       TP_printk("%d,%d sectors_moved %llu keys_moved %llu",
+       TP_printk("%d,%d keys moved %llu raced %llu"
+                 "sectors seen %llu moved %llu raced %llu",
                  MAJOR(__entry->dev), MINOR(__entry->dev),
-                 __entry->sectors_moved, __entry->keys_moved)
+                 __entry->keys_moved,
+                 __entry->keys_raced,
+                 __entry->sectors_seen,
+                 __entry->sectors_moved,
+                 __entry->sectors_raced)
 );
 
 TRACE_EVENT(evacuate_bucket,
@@ -926,7 +1013,7 @@ TRACE_EVENT(trans_restart_split_race,
                __entry->level          = b->c.level;
                __entry->written        = b->written;
                __entry->blocks         = btree_blocks(trans->c);
-               __entry->u64s_remaining = bch_btree_keys_u64s_remaining(trans->c, b);
+               __entry->u64s_remaining = bch2_btree_keys_u64s_remaining(b);
        ),
 
        TP_printk("%s %pS l=%u written %u/%u u64s remaining %u",
@@ -983,10 +1070,11 @@ DEFINE_EVENT(transaction_event,  trans_restart_key_cache_raced,
        TP_ARGS(trans, caller_ip)
 );
 
-DEFINE_EVENT(transaction_event,        trans_restart_too_many_iters,
+DEFINE_EVENT(trans_str, trans_restart_too_many_iters,
        TP_PROTO(struct btree_trans *trans,
-                unsigned long caller_ip),
-       TP_ARGS(trans, caller_ip)
+                unsigned long caller_ip,
+                const char *paths),
+       TP_ARGS(trans, caller_ip, paths)
 );
 
 DECLARE_EVENT_CLASS(transaction_restart_iter,
@@ -1012,7 +1100,7 @@ DECLARE_EVENT_CLASS(transaction_restart_iter,
        TP_printk("%s %pS btree %s pos %llu:%llu:%u",
                  __entry->trans_fn,
                  (void *) __entry->caller_ip,
-                 bch2_btree_ids[__entry->btree_id],
+                 bch2_btree_id_str(__entry->btree_id),
                  __entry->pos_inode,
                  __entry->pos_offset,
                  __entry->pos_snapshot)
@@ -1037,8 +1125,9 @@ TRACE_EVENT(trans_restart_upgrade,
                 unsigned long caller_ip,
                 struct btree_path *path,
                 unsigned old_locks_want,
-                unsigned new_locks_want),
-       TP_ARGS(trans, caller_ip, path, old_locks_want, new_locks_want),
+                unsigned new_locks_want,
+                struct get_locks_fail *f),
+       TP_ARGS(trans, caller_ip, path, old_locks_want, new_locks_want, f),
 
        TP_STRUCT__entry(
                __array(char,                   trans_fn, 32    )
@@ -1046,6 +1135,9 @@ TRACE_EVENT(trans_restart_upgrade,
                __field(u8,                     btree_id        )
                __field(u8,                     old_locks_want  )
                __field(u8,                     new_locks_want  )
+               __field(u8,                     level           )
+               __field(u32,                    path_seq        )
+               __field(u32,                    node_seq        )
                TRACE_BPOS_entries(pos)
        ),
 
@@ -1055,25 +1147,29 @@ TRACE_EVENT(trans_restart_upgrade,
                __entry->btree_id               = path->btree_id;
                __entry->old_locks_want         = old_locks_want;
                __entry->new_locks_want         = new_locks_want;
+               __entry->level                  = f->l;
+               __entry->path_seq               = path->l[f->l].lock_seq;
+               __entry->node_seq               = IS_ERR_OR_NULL(f->b) ? 0 : f->b->c.lock.seq;
                TRACE_BPOS_assign(pos, path->pos)
        ),
 
-       TP_printk("%s %pS btree %s pos %llu:%llu:%u locks_want %u -> %u",
+       TP_printk("%s %pS btree %s pos %llu:%llu:%u locks_want %u -> %u level %u path seq %u node seq %u",
                  __entry->trans_fn,
                  (void *) __entry->caller_ip,
-                 bch2_btree_ids[__entry->btree_id],
+                 bch2_btree_id_str(__entry->btree_id),
                  __entry->pos_inode,
                  __entry->pos_offset,
                  __entry->pos_snapshot,
                  __entry->old_locks_want,
-                 __entry->new_locks_want)
+                 __entry->new_locks_want,
+                 __entry->level,
+                 __entry->path_seq,
+                 __entry->node_seq)
 );
 
-DEFINE_EVENT(transaction_restart_iter, trans_restart_relock,
-       TP_PROTO(struct btree_trans *trans,
-                unsigned long caller_ip,
-                struct btree_path *path),
-       TP_ARGS(trans, caller_ip, path)
+DEFINE_EVENT(trans_str,        trans_restart_relock,
+       TP_PROTO(struct btree_trans *trans, unsigned long caller_ip, const char *str),
+       TP_ARGS(trans, caller_ip, str)
 );
 
 DEFINE_EVENT(transaction_restart_iter, trans_restart_relock_next_node,
@@ -1138,10 +1234,10 @@ DEFINE_EVENT(transaction_restart_iter,  trans_restart_memory_allocation_failure,
        TP_ARGS(trans, caller_ip, path)
 );
 
-DEFINE_EVENT(transaction_event,        trans_restart_would_deadlock,
+DEFINE_EVENT(trans_str_nocaller, trans_restart_would_deadlock,
        TP_PROTO(struct btree_trans *trans,
-                unsigned long caller_ip),
-       TP_ARGS(trans, caller_ip)
+                const char *cycle),
+       TP_ARGS(trans, cycle)
 );
 
 DEFINE_EVENT(transaction_event,        trans_restart_would_deadlock_recursion_limit,
@@ -1219,7 +1315,7 @@ TRACE_EVENT(trans_restart_key_cache_key_realloced,
        TP_printk("%s %pS btree %s pos %llu:%llu:%u old_u64s %u new_u64s %u",
                  __entry->trans_fn,
                  (void *) __entry->caller_ip,
-                 bch2_btree_ids[__entry->btree_id],
+                 bch2_btree_id_str(__entry->btree_id),
                  __entry->pos_inode,
                  __entry->pos_offset,
                  __entry->pos_snapshot,
@@ -1227,6 +1323,42 @@ TRACE_EVENT(trans_restart_key_cache_key_realloced,
                  __entry->new_u64s)
 );
 
+TRACE_EVENT(path_downgrade,
+       TP_PROTO(struct btree_trans *trans,
+                unsigned long caller_ip,
+                struct btree_path *path,
+                unsigned old_locks_want),
+       TP_ARGS(trans, caller_ip, path, old_locks_want),
+
+       TP_STRUCT__entry(
+               __array(char,                   trans_fn, 32    )
+               __field(unsigned long,          caller_ip       )
+               __field(unsigned,               old_locks_want  )
+               __field(unsigned,               new_locks_want  )
+               __field(unsigned,               btree           )
+               TRACE_BPOS_entries(pos)
+       ),
+
+       TP_fast_assign(
+               strscpy(__entry->trans_fn, trans->fn, sizeof(__entry->trans_fn));
+               __entry->caller_ip              = caller_ip;
+               __entry->old_locks_want         = old_locks_want;
+               __entry->new_locks_want         = path->locks_want;
+               __entry->btree                  = path->btree_id;
+               TRACE_BPOS_assign(pos, path->pos);
+       ),
+
+       TP_printk("%s %pS locks_want %u -> %u %s %llu:%llu:%u",
+                 __entry->trans_fn,
+                 (void *) __entry->caller_ip,
+                 __entry->old_locks_want,
+                 __entry->new_locks_want,
+                 bch2_btree_id_str(__entry->btree),
+                 __entry->pos_inode,
+                 __entry->pos_offset,
+                 __entry->pos_snapshot)
+);
+
 DEFINE_EVENT(transaction_event,        trans_restart_write_buffer_flush,
        TP_PROTO(struct btree_trans *trans,
                 unsigned long caller_ip),
@@ -1255,21 +1387,48 @@ TRACE_EVENT(write_buffer_flush,
                  __entry->nr, __entry->size, __entry->skipped, __entry->fast)
 );
 
+TRACE_EVENT(write_buffer_flush_sync,
+       TP_PROTO(struct btree_trans *trans, unsigned long caller_ip),
+       TP_ARGS(trans, caller_ip),
+
+       TP_STRUCT__entry(
+               __array(char,                   trans_fn, 32    )
+               __field(unsigned long,          caller_ip       )
+       ),
+
+       TP_fast_assign(
+               strscpy(__entry->trans_fn, trans->fn, sizeof(__entry->trans_fn));
+               __entry->caller_ip              = caller_ip;
+       ),
+
+       TP_printk("%s %pS", __entry->trans_fn, (void *) __entry->caller_ip)
+);
+
 TRACE_EVENT(write_buffer_flush_slowpath,
-       TP_PROTO(struct btree_trans *trans, size_t nr, size_t size),
-       TP_ARGS(trans, nr, size),
+       TP_PROTO(struct btree_trans *trans, size_t slowpath, size_t total),
+       TP_ARGS(trans, slowpath, total),
 
        TP_STRUCT__entry(
-               __field(size_t,         nr              )
-               __field(size_t,         size            )
+               __field(size_t,         slowpath        )
+               __field(size_t,         total           )
        ),
 
        TP_fast_assign(
-               __entry->nr     = nr;
-               __entry->size   = size;
+               __entry->slowpath       = slowpath;
+               __entry->total          = total;
        ),
 
-       TP_printk("%zu/%zu", __entry->nr, __entry->size)
+       TP_printk("%zu/%zu", __entry->slowpath, __entry->total)
+);
+
+DEFINE_EVENT(fs_str, rebalance_extent,
+       TP_PROTO(struct bch_fs *c, const char *str),
+       TP_ARGS(c, str)
+);
+
+DEFINE_EVENT(fs_str, data_update,
+       TP_PROTO(struct bch_fs *c, const char *str),
+       TP_ARGS(c, str)
 );
 
 #endif /* _TRACE_BCACHEFS_H */