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mdbx: fix fast completion of nested txn for case ones was open present DBIs.

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Change-Id: I87d28d1da5f72cc7ad77f8dd3f9a181f7eaa0024
This commit is contained in:
Leonid Yuriev 2020-11-19 09:25:49 +03:00
parent 862cfb9a3b
commit 9054b25441
1 changed files with 13 additions and 6 deletions
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19
src/core.c
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@ -6939,11 +6939,12 @@ static int mdbx_txn_end(MDBX_txn *txn, unsigned mode) {
mdbx_txn_unlock(env);
} else {
mdbx_assert(env, txn->mt_parent != NULL);
MDBX_txn *const parent = txn->mt_parent;
mdbx_assert(env, parent->mt_signature == MDBX_MT_SIGNATURE);
mdbx_assert(env, parent->mt_child == txn &&
(parent->mt_flags & MDBX_TXN_HAS_CHILD) != 0);
mdbx_assert(env, mdbx_pnl_check4assert(txn->tw.reclaimed_pglist,
txn->mt_next_pgno));
MDBX_txn *const parent = txn->mt_parent;
env->me_txn->mt_child = NULL;
env->me_txn->mt_flags &= ~MDBX_TXN_HAS_CHILD;
mdbx_pnl_free(txn->tw.reclaimed_pglist);
mdbx_pnl_free(txn->tw.spill_pages);
@ -6964,6 +6965,8 @@ static int mdbx_txn_end(MDBX_txn *txn, unsigned mode) {
}
mdbx_free(txn->tw.dirtylist);
parent->mt_child = NULL;
parent->mt_flags &= ~MDBX_TXN_HAS_CHILD;
if (parent->mt_geo.upper != txn->mt_geo.upper ||
parent->mt_geo.now != txn->mt_geo.now) {
@ -8115,11 +8118,16 @@ int mdbx_txn_commit_ex(MDBX_txn *txn, MDBX_commit_latency *latency) {
}
if (txn->mt_parent) {
mdbx_assert(env, txn != env->me_txn0);
MDBX_txn *const parent = txn->mt_parent;
mdbx_tassert(txn, mdbx_dirtylist_check(txn));
mdbx_assert(env, parent->mt_signature == MDBX_MT_SIGNATURE);
mdbx_assert(env, parent->mt_child == txn &&
(parent->mt_flags & MDBX_TXN_HAS_CHILD) != 0);
mdbx_assert(env, mdbx_dirtylist_check(txn));
if (txn->tw.dirtylist->length == 0 &&
(txn->mt_flags & (MDBX_TXN_DIRTY | MDBX_TXN_SPILLS)) == 0) {
(txn->mt_flags & (MDBX_TXN_DIRTY | MDBX_TXN_SPILLS)) == 0 &&
parent->mt_numdbs == txn->mt_numdbs) {
for (int i = txn->mt_numdbs; --i >= 0;) {
mdbx_tassert(txn, (txn->mt_dbistate[i] & DBI_DIRTY) == 0);
if ((txn->mt_dbistate[i] & DBI_STALE) &&
@ -8132,7 +8140,6 @@ int mdbx_txn_commit_ex(MDBX_txn *txn, MDBX_commit_latency *latency) {
sizeof(parent->mt_geo)) == 0);
mdbx_tassert(txn, memcmp(&parent->mt_canary, &txn->mt_canary,
sizeof(parent->mt_canary)) == 0);
mdbx_tassert(txn, parent->mt_numdbs == txn->mt_numdbs);
end_mode = MDBX_END_ABORT | MDBX_END_SLOT | MDBX_END_FREE;
goto done;