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mdbx: create/refactoring override_meta().

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This commit is contained in:
Leonid Yuriev
2021-07-08 23:52:16 +03:00
parent 00c6dc9788
commit 8bdee27248
2 changed files with 82 additions and 48 deletions
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src/mdbx_chk.c
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@@ -915,7 +915,7 @@ static __inline bool meta_ot(txnid_t txn_a, uint64_t sign_a, txnid_t txn_b,
static __inline bool meta_eq(txnid_t txn_a, uint64_t sign_a, txnid_t txn_b,
uint64_t sign_b) {
if (txn_a != txn_b)
if (!txn_a || txn_a != txn_b)
return false;
if (SIGN_IS_STEADY(sign_a) != SIGN_IS_STEADY(sign_b))