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bcachefs; bch2_path_put() -> btree_path_idx_t

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Signed-off-by: Kent Overstreet <kent.overstreet@linux.dev>
This commit is contained in:
Kent Overstreet 2023-12-10 23:18:52 -05:00
parent 255ebbbf75
commit 74e600c19a
5 changed files with 31 additions and 33 deletions
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42
fs/bcachefs/btree_iter.c
View File

@ -1305,19 +1305,18 @@ static struct btree_path *have_node_at_pos(struct btree_trans *trans, struct btr
return NULL; return NULL;
} }
static inline void __bch2_path_free(struct btree_trans *trans, struct btree_path *path) static inline void __bch2_path_free(struct btree_trans *trans, btree_path_idx_t path)
{ {
__bch2_btree_path_unlock(trans, path); __bch2_btree_path_unlock(trans, trans->paths + path);
btree_path_list_remove(trans, path); btree_path_list_remove(trans, trans->paths + path);
__clear_bit(path->idx, trans->paths_allocated); __clear_bit(path, trans->paths_allocated);
} }
void bch2_path_put(struct btree_trans *trans, struct btree_path *path, bool intent) void bch2_path_put(struct btree_trans *trans, btree_path_idx_t path_idx, bool intent)
{ {
struct btree_path *dup; struct btree_path *path = trans->paths + path_idx, *dup;
EBUG_ON(trans->paths + path->idx != path); EBUG_ON(path->idx != path_idx);
EBUG_ON(!path->ref);
if (!__btree_path_put(path, intent)) if (!__btree_path_put(path, intent))
return; return;
@ -1339,16 +1338,15 @@ void bch2_path_put(struct btree_trans *trans, struct btree_path *path, bool inte
dup->should_be_locked |= path->should_be_locked; dup->should_be_locked |= path->should_be_locked;
} }
__bch2_path_free(trans, path); __bch2_path_free(trans, path_idx);
} }
static void bch2_path_put_nokeep(struct btree_trans *trans, struct btree_path *path, static void bch2_path_put_nokeep(struct btree_trans *trans, btree_path_idx_t path,
bool intent) bool intent)
{ {
EBUG_ON(trans->paths + path->idx != path); EBUG_ON(trans->paths[path].idx != path);
EBUG_ON(!path->ref);
if (!__btree_path_put(path, intent)) if (!__btree_path_put(trans->paths + path, intent))
return; return;
__bch2_path_free(trans, path); __bch2_path_free(trans, path);
@ -2066,7 +2064,7 @@ struct bkey_s_c bch2_btree_iter_peek_upto(struct btree_iter *iter, struct bpos e
EBUG_ON((iter->flags & BTREE_ITER_FILTER_SNAPSHOTS) && bkey_eq(end, POS_MAX)); EBUG_ON((iter->flags & BTREE_ITER_FILTER_SNAPSHOTS) && bkey_eq(end, POS_MAX));
if (iter->update_path) { if (iter->update_path) {
bch2_path_put_nokeep(trans, iter->update_path, bch2_path_put_nokeep(trans, iter->update_path->idx,
iter->flags & BTREE_ITER_INTENT); iter->flags & BTREE_ITER_INTENT);
iter->update_path = NULL; iter->update_path = NULL;
} }
@ -2095,7 +2093,7 @@ struct bkey_s_c bch2_btree_iter_peek_upto(struct btree_iter *iter, struct bpos e
if (iter->update_path && if (iter->update_path &&
!bkey_eq(iter->update_path->pos, k.k->p)) { !bkey_eq(iter->update_path->pos, k.k->p)) {
bch2_path_put_nokeep(trans, iter->update_path, bch2_path_put_nokeep(trans, iter->update_path->idx,
iter->flags & BTREE_ITER_INTENT); iter->flags & BTREE_ITER_INTENT);
iter->update_path = NULL; iter->update_path = NULL;
} }
@ -2278,7 +2276,7 @@ struct bkey_s_c bch2_btree_iter_peek_prev(struct btree_iter *iter)
* that candidate * that candidate
*/ */
if (saved_path && !bkey_eq(k.k->p, saved_k.p)) { if (saved_path && !bkey_eq(k.k->p, saved_k.p)) {
bch2_path_put_nokeep(trans, iter->path, bch2_path_put_nokeep(trans, iter->path->idx,
iter->flags & BTREE_ITER_INTENT); iter->flags & BTREE_ITER_INTENT);
iter->path = saved_path; iter->path = saved_path;
saved_path = NULL; saved_path = NULL;
@ -2291,7 +2289,7 @@ struct bkey_s_c bch2_btree_iter_peek_prev(struct btree_iter *iter)
iter->snapshot, iter->snapshot,
k.k->p.snapshot)) { k.k->p.snapshot)) {
if (saved_path) if (saved_path)
bch2_path_put_nokeep(trans, saved_path, bch2_path_put_nokeep(trans, saved_path->idx,
iter->flags & BTREE_ITER_INTENT); iter->flags & BTREE_ITER_INTENT);
saved_path = btree_path_clone(trans, iter->path, saved_path = btree_path_clone(trans, iter->path,
iter->flags & BTREE_ITER_INTENT); iter->flags & BTREE_ITER_INTENT);
@ -2335,7 +2333,7 @@ got_key:
btree_path_set_should_be_locked(iter->path); btree_path_set_should_be_locked(iter->path);
out_no_locked: out_no_locked:
if (saved_path) if (saved_path)
bch2_path_put_nokeep(trans, saved_path, iter->flags & BTREE_ITER_INTENT); bch2_path_put_nokeep(trans, saved_path->idx, iter->flags & BTREE_ITER_INTENT);
bch2_btree_iter_verify_entry_exit(iter); bch2_btree_iter_verify_entry_exit(iter);
bch2_btree_iter_verify(iter); bch2_btree_iter_verify(iter);
@ -2639,13 +2637,13 @@ static inline void btree_path_list_add(struct btree_trans *trans,
void bch2_trans_iter_exit(struct btree_trans *trans, struct btree_iter *iter) void bch2_trans_iter_exit(struct btree_trans *trans, struct btree_iter *iter)
{ {
if (iter->update_path) if (iter->update_path)
bch2_path_put_nokeep(trans, iter->update_path, bch2_path_put_nokeep(trans, iter->update_path->idx,
iter->flags & BTREE_ITER_INTENT); iter->flags & BTREE_ITER_INTENT);
if (iter->path) if (iter->path)
bch2_path_put(trans, iter->path, bch2_path_put(trans, iter->path->idx,
iter->flags & BTREE_ITER_INTENT); iter->flags & BTREE_ITER_INTENT);
if (iter->key_cache_path) if (iter->key_cache_path)
bch2_path_put(trans, iter->key_cache_path, bch2_path_put(trans, iter->key_cache_path->idx,
iter->flags & BTREE_ITER_INTENT); iter->flags & BTREE_ITER_INTENT);
iter->path = NULL; iter->path = NULL;
iter->update_path = NULL; iter->update_path = NULL;
@ -2814,7 +2812,7 @@ u32 bch2_trans_begin(struct btree_trans *trans)
* iterators if we do that * iterators if we do that
*/ */
if (!path->ref && !path->preserve) if (!path->ref && !path->preserve)
__bch2_path_free(trans, path); __bch2_path_free(trans, path->idx);
else else
path->preserve = false; path->preserve = false;
} }

4
fs/bcachefs/btree_iter.h
View File

@ -254,7 +254,7 @@ void bch2_btree_node_iter_fix(struct btree_trans *trans, struct btree_path *,
int bch2_btree_path_relock_intent(struct btree_trans *, struct btree_path *); int bch2_btree_path_relock_intent(struct btree_trans *, struct btree_path *);
void bch2_path_put(struct btree_trans *, struct btree_path *, bool); void bch2_path_put(struct btree_trans *, btree_path_idx_t, bool);
int bch2_trans_relock(struct btree_trans *); int bch2_trans_relock(struct btree_trans *);
int bch2_trans_relock_notrace(struct btree_trans *); int bch2_trans_relock_notrace(struct btree_trans *);
@ -360,7 +360,7 @@ static inline void __bch2_btree_iter_set_pos(struct btree_iter *iter, struct bpo
static inline void bch2_btree_iter_set_pos(struct btree_iter *iter, struct bpos new_pos) static inline void bch2_btree_iter_set_pos(struct btree_iter *iter, struct bpos new_pos)
{ {
if (unlikely(iter->update_path)) if (unlikely(iter->update_path))
bch2_path_put(iter->trans, iter->update_path, bch2_path_put(iter->trans, iter->update_path->idx,
iter->flags & BTREE_ITER_INTENT); iter->flags & BTREE_ITER_INTENT);
iter->update_path = NULL; iter->update_path = NULL;

4
fs/bcachefs/btree_update.c
View File

@ -372,7 +372,7 @@ static noinline int flush_new_cached_update(struct btree_trans *trans,
btree_path_set_should_be_locked(btree_path); btree_path_set_should_be_locked(btree_path);
ret = bch2_trans_update_by_path(trans, btree_path, i->k, flags, ip); ret = bch2_trans_update_by_path(trans, btree_path, i->k, flags, ip);
out: out:
bch2_path_put(trans, btree_path, true); bch2_path_put(trans, btree_path->idx, true);
return ret; return ret;
} }
@ -419,7 +419,7 @@ bch2_trans_update_by_path(struct btree_trans *trans, struct btree_path *path,
if (!cmp && i < trans->updates + trans->nr_updates) { if (!cmp && i < trans->updates + trans->nr_updates) {
EBUG_ON(i->insert_trigger_run || i->overwrite_trigger_run); EBUG_ON(i->insert_trigger_run || i->overwrite_trigger_run);
bch2_path_put(trans, i->path, true); bch2_path_put(trans, i->path->idx, true);
i->flags = n.flags; i->flags = n.flags;
i->cached = n.cached; i->cached = n.cached;
i->k = n.k; i->k = n.k;

2
fs/bcachefs/btree_update.h
View File

@ -194,7 +194,7 @@ static inline int bch2_trans_commit(struct btree_trans *trans,
static inline void bch2_trans_reset_updates(struct btree_trans *trans) static inline void bch2_trans_reset_updates(struct btree_trans *trans)
{ {
trans_for_each_update(trans, i) trans_for_each_update(trans, i)
bch2_path_put(trans, i->path, true); bch2_path_put(trans, i->path->idx, true);
trans->extra_journal_res = 0; trans->extra_journal_res = 0;
trans->nr_updates = 0; trans->nr_updates = 0;

12
fs/bcachefs/btree_update_interior.c
View File

@ -720,7 +720,7 @@ err:
btree_node_write_if_need(c, b, SIX_LOCK_intent); btree_node_write_if_need(c, b, SIX_LOCK_intent);
btree_node_unlock(trans, path, b->c.level); btree_node_unlock(trans, path, b->c.level);
bch2_path_put(trans, path, true); bch2_path_put(trans, path->idx, true);
} }
bch2_journal_pin_drop(&c->journal, &as->journal); bch2_journal_pin_drop(&c->journal, &as->journal);
@ -1615,11 +1615,11 @@ static int btree_split(struct btree_update *as, struct btree_trans *trans,
out: out:
if (path2) { if (path2) {
__bch2_btree_path_unlock(trans, path2); __bch2_btree_path_unlock(trans, path2);
bch2_path_put(trans, path2, true); bch2_path_put(trans, path2->idx, true);
} }
if (path1) { if (path1) {
__bch2_btree_path_unlock(trans, path1); __bch2_btree_path_unlock(trans, path1);
bch2_path_put(trans, path1, true); bch2_path_put(trans, path1->idx, true);
} }
bch2_trans_verify_locks(trans); bch2_trans_verify_locks(trans);
@ -1926,8 +1926,8 @@ int __bch2_foreground_maybe_merge(struct btree_trans *trans,
out: out:
err: err:
if (new_path) if (new_path)
bch2_path_put(trans, new_path, true); bch2_path_put(trans, new_path->idx, true);
bch2_path_put(trans, sib_path, true); bch2_path_put(trans, sib_path->idx, true);
bch2_trans_verify_locks(trans); bch2_trans_verify_locks(trans);
return ret; return ret;
err_free_update: err_free_update:
@ -1992,7 +1992,7 @@ int bch2_btree_node_rewrite(struct btree_trans *trans,
bch2_btree_update_done(as, trans); bch2_btree_update_done(as, trans);
out: out:
if (new_path) if (new_path)
bch2_path_put(trans, new_path, true); bch2_path_put(trans, new_path->idx, true);
bch2_trans_downgrade(trans); bch2_trans_downgrade(trans);
return ret; return ret;
err: err: