EBUG_ON(iter->flags & BTREE_ITER_IS_EXTENTS);
k = bch2_btree_node_iter_peek_all(node_iter, b);
- if (k && bkey_cmp_packed(b, k, &insert->k))
+ if (k && bkey_cmp_left_packed(b, k, &insert->k.p))
k = NULL;
/* @k is the key being overwritten/deleted, if any: */
bch2_btree_add_journal_pin(c, b, trans->journal_res.seq);
if (unlikely(!btree_node_dirty(b)))
- set_btree_node_dirty(b);
+ set_btree_node_dirty(c, b);
live_u64s_added = (int) b->nr.live_u64s - old_live_u64s;
u64s_added = (int) bset_u64s(t) - old_u64s;
struct bch_fs *c = trans->c;
BUG_ON(bkey_cmp(insert->k.p, iter->pos));
- BUG_ON(debug_check_bkeys(c) &&
+ BUG_ON(bch2_debug_check_bkeys &&
bch2_bkey_invalid(c, bkey_i_to_s_c(insert),
__btree_node_type(iter->level, iter->btree_id)));
}
static enum btree_insert_ret
btree_key_can_insert(struct btree_trans *trans,
struct btree_iter *iter,
- struct bkey_i *insert,
- unsigned *u64s)
+ unsigned u64s)
{
struct bch_fs *c = trans->c;
struct btree *b = iter_l(iter)->b;
- static enum btree_insert_ret ret;
- if (unlikely(btree_node_fake(b)))
- return BTREE_INSERT_BTREE_NODE_FULL;
-
- /*
- * old bch2_extent_sort_fix_overlapping() algorithm won't work with new
- * style extent updates:
- */
- if (unlikely(btree_node_old_extent_overwrite(b)))
- return BTREE_INSERT_BTREE_NODE_FULL;
-
- ret = !(iter->flags & BTREE_ITER_IS_EXTENTS)
- ? BTREE_INSERT_OK
- : bch2_extent_can_insert(trans, iter, insert);
- if (ret)
- return ret;
-
- if (*u64s > bch_btree_keys_u64s_remaining(c, b))
+ if (!bch2_btree_node_insert_fits(c, b, u64s))
return BTREE_INSERT_BTREE_NODE_FULL;
return BTREE_INSERT_OK;
static enum btree_insert_ret
btree_key_can_insert_cached(struct btree_trans *trans,
struct btree_iter *iter,
- struct bkey_i *insert,
- unsigned *u64s)
+ unsigned u64s)
{
struct bkey_cached *ck = (void *) iter->l[0].b;
unsigned new_u64s;
BUG_ON(iter->level);
- if (*u64s <= ck->u64s)
+ if (!test_bit(BKEY_CACHED_DIRTY, &ck->flags) &&
+ bch2_btree_key_cache_must_wait(trans->c))
+ return BTREE_INSERT_NEED_JOURNAL_RECLAIM;
+
+ if (u64s <= ck->u64s)
return BTREE_INSERT_OK;
- new_u64s = roundup_pow_of_two(*u64s);
+ new_u64s = roundup_pow_of_two(u64s);
new_k = krealloc(ck->k, new_u64s * sizeof(u64), GFP_NOFS);
if (!new_k)
return -ENOMEM;
static inline bool iter_has_nontrans_triggers(struct btree_iter *iter)
{
- return (BTREE_NODE_TYPE_HAS_TRIGGERS &
- ~BTREE_NODE_TYPE_HAS_TRANS_TRIGGERS) &
+ return (((BTREE_NODE_TYPE_HAS_TRIGGERS &
+ ~BTREE_NODE_TYPE_HAS_TRANS_TRIGGERS)) |
+ (1U << BTREE_ID_EC)) &
(1U << iter->btree_id);
}
u64s += i->k->k.u64s;
ret = btree_iter_type(i->iter) != BTREE_ITER_CACHED
- ? btree_key_can_insert(trans, i->iter, i->k, &u64s)
- : btree_key_can_insert_cached(trans, i->iter, i->k, &u64s);
+ ? btree_key_can_insert(trans, i->iter, u64s)
+ : btree_key_can_insert_cached(trans, i->iter, u64s);
if (ret) {
*stopped_at = i;
return ret;
*/
if (!(trans->flags & BTREE_INSERT_JOURNAL_REPLAY)) {
- if (journal_seq_verify(c))
+ if (bch2_journal_seq_verify)
trans_for_each_update2(trans, i)
i->k->k.version.lo = trans->journal_res.seq;
- else if (inject_invalid_keys(c))
+ else if (bch2_inject_invalid_keys)
trans_for_each_update2(trans, i)
i->k->k.version = MAX_VERSION;
}
trace_trans_restart_journal_res_get(trans->ip);
ret = -EINTR;
break;
- default:
- BUG_ON(ret >= 0);
- break;
- }
-
- if (ret == -EINTR) {
- int ret2 = bch2_btree_iter_traverse_all(trans);
+ case BTREE_INSERT_NEED_JOURNAL_RECLAIM:
+ bch2_trans_unlock(trans);
- if (ret2) {
- trace_trans_restart_traverse(trans->ip);
- return ret2;
+ while (bch2_btree_key_cache_must_wait(c)) {
+ mutex_lock(&c->journal.reclaim_lock);
+ bch2_journal_reclaim(&c->journal);
+ mutex_unlock(&c->journal.reclaim_lock);
}
- trace_trans_restart_atomic(trans->ip);
+ if (bch2_trans_relock(trans))
+ return 0;
+
+ trace_trans_restart_journal_reclaim(trans->ip);
+ ret = -EINTR;
+ break;
+ default:
+ BUG_ON(ret >= 0);
+ break;
}
return ret;
return 0;
}
+static inline int btree_iter_pos_cmp(const struct btree_iter *l,
+ const struct btree_iter *r)
+{
+ return cmp_int(l->btree_id, r->btree_id) ?:
+ bkey_cmp(l->pos, r->pos);
+}
+
static void bch2_trans_update2(struct btree_trans *trans,
struct btree_iter *iter,
struct bkey_i *insert)
BUG_ON(iter->uptodate > BTREE_ITER_NEED_PEEK);
- EBUG_ON(trans->nr_updates2 >= trans->nr_iters);
+ EBUG_ON(trans->nr_updates2 >= BTREE_ITER_MAX);
iter->flags |= BTREE_ITER_KEEP_UNTIL_COMMIT;
trans_for_each_update2(trans, i) {
- if (btree_iter_cmp(n.iter, i->iter) == 0) {
+ if (btree_iter_pos_cmp(n.iter, i->iter) == 0) {
*i = n;
return;
}
- if (btree_iter_cmp(n.iter, i->iter) <= 0)
+ if (btree_iter_pos_cmp(n.iter, i->iter) <= 0)
break;
}
struct bkey_i *insert)
{
struct btree_iter *iter;
+ int ret;
+
+ ret = bch2_extent_can_insert(trans, orig_iter, insert);
+ if (ret)
+ return ret;
if (bkey_deleted(&insert->k))
return 0;
iter = bch2_trans_copy_iter(trans, orig_iter);
- if (IS_ERR(iter))
- return PTR_ERR(iter);
iter->flags |= BTREE_ITER_INTENT;
__bch2_btree_iter_set_pos(iter, insert->k.p, false);
int ret = 0;
iter = bch2_trans_get_iter(trans, btree_id, start, BTREE_ITER_INTENT);
- ret = PTR_ERR_OR_ZERO(iter);
- if (ret)
- return ret;
-
k = bch2_btree_iter_peek_with_updates(iter);
while (k.k && !(ret = bkey_err(k))) {
if (bkey_cmp(bkey_start_pos(k.k), start) < 0) {
update_iter = bch2_trans_copy_iter(trans, iter);
- if ((ret = PTR_ERR_OR_ZERO(update_iter)))
- goto err;
update = bch2_trans_kmalloc(trans, bkey_bytes(k.k));
if ((ret = PTR_ERR_OR_ZERO(update)))
if (bkey_cmp(k.k->p, end) > 0) {
update_iter = bch2_trans_copy_iter(trans, iter);
- if ((ret = PTR_ERR_OR_ZERO(update_iter)))
- goto err;
update = bch2_trans_kmalloc(trans, bkey_bytes(k.k));
if ((ret = PTR_ERR_OR_ZERO(update)))
bch2_trans_iter_put(trans, update_iter);
} else {
update_iter = bch2_trans_copy_iter(trans, iter);
- if ((ret = PTR_ERR_OR_ZERO(update_iter)))
- goto err;
update = bch2_trans_kmalloc(trans, sizeof(struct bkey));
if ((ret = PTR_ERR_OR_ZERO(update)))
unsigned u64s;
int ret = 0;
- BUG_ON(trans->need_reset);
-
if (!trans->nr_updates)
goto out_noupdates;
* Pending updates are kept sorted: first, find position of new update:
*/
trans_for_each_update(trans, i)
- if (btree_iter_cmp(iter, i->iter) <= 0)
+ if (btree_iter_pos_cmp(iter, i->iter) <= 0)
break;
/*
*/
if (trans->iters_live & (1ULL << i->iter->idx)) {
i->iter = bch2_trans_copy_iter(trans, i->iter);
- if (IS_ERR(i->iter)) {
- trans->need_reset = true;
- return PTR_ERR(i->iter);
- }
i->iter->flags |= BTREE_ITER_KEEP_UNTIL_COMMIT;
bch2_trans_iter_put(trans, i->iter);
bch2_btree_iter_set_pos(i->iter, n.k->k.p);
}
- EBUG_ON(trans->nr_updates >= trans->nr_iters);
+ EBUG_ON(trans->nr_updates >= BTREE_ITER_MAX);
array_insert_item(trans->updates, trans->nr_updates,
i - trans->updates, n);
iter = bch2_trans_get_iter(trans, id, bkey_start_pos(&k->k),
BTREE_ITER_INTENT);
- if (IS_ERR(iter))
- return PTR_ERR(iter);
ret = bch2_btree_iter_traverse(iter) ?:
bch2_trans_update(trans, iter, k, 0);
__bch2_btree_insert(&trans, id, k));
}
-int bch2_btree_delete_at_range(struct btree_trans *trans,
- struct btree_iter *iter,
- struct bpos end,
- u64 *journal_seq)
+int bch2_btree_delete_at(struct btree_trans *trans,
+ struct btree_iter *iter, unsigned flags)
{
+ struct bkey_i k;
+
+ bkey_init(&k.k);
+ k.k.p = iter->pos;
+
+ bch2_trans_update(trans, iter, &k, 0);
+ return bch2_trans_commit(trans, NULL, NULL,
+ BTREE_INSERT_NOFAIL|
+ BTREE_INSERT_USE_RESERVE|flags);
+}
+
+int bch2_btree_delete_range_trans(struct btree_trans *trans, enum btree_id id,
+ struct bpos start, struct bpos end,
+ u64 *journal_seq)
+{
+ struct btree_iter *iter;
struct bkey_s_c k;
int ret = 0;
+
+ iter = bch2_trans_get_iter(trans, id, start, BTREE_ITER_INTENT);
retry:
while ((k = bch2_btree_iter_peek(iter)).k &&
!(ret = bkey_err(k)) &&
bkey_init(&delete.k);
+ /*
+ * This could probably be more efficient for extents:
+ */
+
/*
* For extents, iter.pos won't necessarily be the same as
* bkey_start_pos(k.k) (for non extents they always will be the
goto retry;
}
+ bch2_trans_iter_put(trans, iter);
return ret;
-
-}
-
-int bch2_btree_delete_at(struct btree_trans *trans,
- struct btree_iter *iter, unsigned flags)
-{
- struct bkey_i k;
-
- bkey_init(&k.k);
- k.k.p = iter->pos;
-
- bch2_trans_update(trans, iter, &k, 0);
- return bch2_trans_commit(trans, NULL, NULL,
- BTREE_INSERT_NOFAIL|
- BTREE_INSERT_USE_RESERVE|flags);
}
/*
struct bpos start, struct bpos end,
u64 *journal_seq)
{
- struct btree_trans trans;
- struct btree_iter *iter;
- int ret = 0;
-
- /*
- * XXX: whether we need mem/more iters depends on whether this btree id
- * has triggers
- */
- bch2_trans_init(&trans, c, BTREE_ITER_MAX, 512);
-
- iter = bch2_trans_get_iter(&trans, id, start, BTREE_ITER_INTENT);
-
- ret = bch2_btree_delete_at_range(&trans, iter, end, journal_seq);
- ret = bch2_trans_exit(&trans) ?: ret;
-
- BUG_ON(ret == -EINTR);
- return ret;
+ return bch2_trans_do(c, NULL, journal_seq, 0,
+ bch2_btree_delete_range_trans(&trans, id, start, end, journal_seq));
}
projects / bcachefs-tools-debian / blobdiff