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bcachefs: kill btree_path->(alloc_seq|downgrade_seq)

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These were for extra info in tracepoints for debugging a specialized
issue - we do not want to bloat btree_path for this, at least in release
builds.

Signed-off-by: Kent Overstreet <kent.overstreet@linux.dev>
This commit is contained in:
Kent Overstreet 2023-12-10 16:12:24 -05:00
parent 249bf593e8
commit a83b6c895c
4 changed files with 2 additions and 12 deletions
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1
fs/bcachefs/btree_iter.c
View File

@ -1539,7 +1539,6 @@ static inline struct btree_path *btree_path_alloc(struct btree_trans *trans,
path->ref = 0;
path->intent_ref = 0;
path->nodes_locked = 0;
path->alloc_seq++;
btree_path_list_add(trans, pos, path);
trans->paths_sorted = false;

1
fs/bcachefs/btree_locking.c
View File

@ -708,7 +708,6 @@ void __bch2_btree_path_downgrade(struct btree_trans *trans,
bch2_btree_path_verify_locks(path);
path->downgrade_seq++;
trace_path_downgrade(trans, _RET_IP_, path, old_locks_want);
}

2
fs/bcachefs/btree_types.h
View File

@ -227,8 +227,6 @@ struct btree_path {
u8 sorted_idx;
u8 ref;
u8 intent_ref;
u32 alloc_seq;
u32 downgrade_seq;
/* btree_iter_copy starts here: */
struct bpos pos;

10
fs/bcachefs/trace.h
View File

@ -1145,8 +1145,6 @@ TRACE_EVENT(trans_restart_upgrade,
__field(u8, level )
__field(u32, path_seq )
__field(u32, node_seq )
__field(u32, path_alloc_seq )
__field(u32, downgrade_seq)
TRACE_BPOS_entries(pos)
),
@ -1159,12 +1157,10 @@ TRACE_EVENT(trans_restart_upgrade,
__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;
__entry->path_alloc_seq = path->alloc_seq;
__entry->downgrade_seq = path->downgrade_seq;
TRACE_BPOS_assign(pos, path->pos)
),
TP_printk("%s %pS btree %s pos %llu:%llu:%u locks_want %u -> %u level %u path seq %u node seq %u alloc_seq %u downgrade_seq %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_id_str(__entry->btree_id),
@ -1175,9 +1171,7 @@ TRACE_EVENT(trans_restart_upgrade,
__entry->new_locks_want,
__entry->level,
__entry->path_seq,
__entry->node_seq,
__entry->path_alloc_seq,
__entry->downgrade_seq)
__entry->node_seq)
);
DEFINE_EVENT(transaction_restart_iter, trans_restart_relock,