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author | Kent Overstreet <kent.overstreet@linux.dev> | 2023-12-02 11:36:27 +0300 |
---|---|---|
committer | Kent Overstreet <kent.overstreet@linux.dev> | 2024-01-01 19:47:40 +0300 |
commit | a564c9fad581972a4bf02d598ec3ad3f53dcbae2 (patch) | |
tree | ffa50580aee68dc00eaffcd4dd7fd82a11803117 /fs/bcachefs/trace.h | |
parent | d9e14a4eb9902bac1e6fb779eb6c41629652cbd8 (diff) | |
download | linux-a564c9fad581972a4bf02d598ec3ad3f53dcbae2.tar.xz |
bcachefs: Include btree_trans in more tracepoints
This gives us more context information - e.g. which codepath is invoking
btree node reads.
Signed-off-by: Kent Overstreet <kent.overstreet@linux.dev>
Diffstat (limited to 'fs/bcachefs/trace.h')
-rw-r--r-- | fs/bcachefs/trace.h | 104 |
1 files changed, 74 insertions, 30 deletions
diff --git a/fs/bcachefs/trace.h b/fs/bcachefs/trace.h index 6e2ad6f3db98..cfa7ee780fd4 100644 --- a/fs/bcachefs/trace.h +++ b/fs/bcachefs/trace.h @@ -72,7 +72,7 @@ DECLARE_EVENT_CLASS(trans_str, __entry->trans_fn, (void *) __entry->caller_ip, __get_str(str)) ); -DECLARE_EVENT_CLASS(btree_node, +DECLARE_EVENT_CLASS(btree_node_nofs, TP_PROTO(struct bch_fs *c, struct btree *b), TP_ARGS(c, b), @@ -97,6 +97,33 @@ DECLARE_EVENT_CLASS(btree_node, __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) +); + DECLARE_EVENT_CLASS(bch_fs, TP_PROTO(struct bch_fs *c), TP_ARGS(c), @@ -112,6 +139,23 @@ 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), @@ -330,36 +374,36 @@ 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, @@ -383,13 +427,13 @@ 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, @@ -421,28 +465,28 @@ 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, |