diff options
Diffstat (limited to 'src/validation.cpp')
| -rw-r--r-- | src/validation.cpp | 18 |
1 files changed, 12 insertions, 6 deletions
diff --git a/src/validation.cpp b/src/validation.cpp index 5fca1551c8..e20e2fe523 100644 --- a/src/validation.cpp +++ b/src/validation.cpp @@ -1787,8 +1787,9 @@ DisconnectResult CChainState::DisconnectBlock(const CBlock& block, const CBlockI error("DisconnectBlock(): transaction and undo data inconsistent"); return DISCONNECT_FAILED; } - for (unsigned int j = tx.vin.size(); j-- > 0;) { - const COutPoint &out = tx.vin[j].prevout; + for (unsigned int j = tx.vin.size(); j > 0;) { + --j; + const COutPoint& out = tx.vin[j].prevout; int res = ApplyTxInUndo(std::move(txundo.vprevout[j]), view, out); if (res == DISCONNECT_FAILED) return DISCONNECT_FAILED; fClean = fClean && res != DISCONNECT_UNCLEAN; @@ -2847,6 +2848,8 @@ static void LimitValidationInterfaceQueue() LOCKS_EXCLUDED(cs_main) { bool CChainState::ActivateBestChain(BlockValidationState& state, std::shared_ptr<const CBlock> pblock) { + AssertLockNotHeld(m_chainstate_mutex); + // Note that while we're often called here from ProcessNewBlock, this is // far from a guarantee. Things in the P2P/RPC will often end up calling // us in the middle of ProcessNewBlock - do not assume pblock is set @@ -2856,8 +2859,8 @@ bool CChainState::ActivateBestChain(BlockValidationState& state, std::shared_ptr // ABC maintains a fair degree of expensive-to-calculate internal state // because this function periodically releases cs_main so that it does not lock up other threads for too long // during large connects - and to allow for e.g. the callback queue to drain - // we use m_cs_chainstate to enforce mutual exclusion so that only one caller may execute this function at a time - LOCK(m_cs_chainstate); + // we use m_chainstate_mutex to enforce mutual exclusion so that only one caller may execute this function at a time + LOCK(m_chainstate_mutex); CBlockIndex *pindexMostWork = nullptr; CBlockIndex *pindexNewTip = nullptr; @@ -2976,6 +2979,8 @@ bool CChainState::PreciousBlock(BlockValidationState& state, CBlockIndex* pindex bool CChainState::InvalidateBlock(BlockValidationState& state, CBlockIndex* pindex) { + AssertLockNotHeld(m_chainstate_mutex); + // Genesis block can't be invalidated assert(pindex); if (pindex->nHeight == 0) return false; @@ -2987,7 +2992,7 @@ bool CChainState::InvalidateBlock(BlockValidationState& state, CBlockIndex* pind // We do not allow ActivateBestChain() to run while InvalidateBlock() is // running, as that could cause the tip to change while we disconnect // blocks. - LOCK(m_cs_chainstate); + LOCK(m_chainstate_mutex); // We'll be acquiring and releasing cs_main below, to allow the validation // callbacks to run. However, we should keep the block index in a @@ -4489,7 +4494,8 @@ bool LoadMempool(CTxMemPool& pool, CChainState& active_chainstate, FopenFn mocka } uint64_t num; file >> num; - while (num--) { + while (num) { + --num; CTransactionRef tx; int64_t nTime; int64_t nFeeDelta; |