diff options
Diffstat (limited to 'src/node')
| -rw-r--r-- | src/node/miner.cpp | 33 | ||||
| -rw-r--r-- | src/node/miner.h | 8 |
2 files changed, 22 insertions, 19 deletions
diff --git a/src/node/miner.cpp b/src/node/miner.cpp index 167499ee41..9db10feae4 100644 --- a/src/node/miner.cpp +++ b/src/node/miner.cpp @@ -62,7 +62,7 @@ BlockAssembler::Options::Options() nBlockMaxWeight = DEFAULT_BLOCK_MAX_WEIGHT; } -BlockAssembler::BlockAssembler(CChainState& chainstate, const CTxMemPool& mempool, const Options& options) +BlockAssembler::BlockAssembler(CChainState& chainstate, const CTxMemPool* mempool, const Options& options) : chainparams{chainstate.m_chainman.GetParams()}, m_mempool(mempool), m_chainstate(chainstate) @@ -87,7 +87,7 @@ static BlockAssembler::Options DefaultOptions() return options; } -BlockAssembler::BlockAssembler(CChainState& chainstate, const CTxMemPool& mempool) +BlockAssembler::BlockAssembler(CChainState& chainstate, const CTxMemPool* mempool) : BlockAssembler(chainstate, mempool, DefaultOptions()) {} void BlockAssembler::resetBlock() @@ -121,7 +121,7 @@ std::unique_ptr<CBlockTemplate> BlockAssembler::CreateNewBlock(const CScript& sc pblocktemplate->vTxFees.push_back(-1); // updated at end pblocktemplate->vTxSigOpsCost.push_back(-1); // updated at end - LOCK2(cs_main, m_mempool.cs); + LOCK(::cs_main); CBlockIndex* pindexPrev = m_chainstate.m_chain.Tip(); assert(pindexPrev != nullptr); nHeight = pindexPrev->nHeight + 1; @@ -138,7 +138,10 @@ std::unique_ptr<CBlockTemplate> BlockAssembler::CreateNewBlock(const CScript& sc int nPackagesSelected = 0; int nDescendantsUpdated = 0; - addPackageTxs(nPackagesSelected, nDescendantsUpdated); + if (m_mempool) { + LOCK(m_mempool->cs); + addPackageTxs(*m_mempool, nPackagesSelected, nDescendantsUpdated); + } int64_t nTime1 = GetTimeMicros(); @@ -287,9 +290,9 @@ void BlockAssembler::SortForBlock(const CTxMemPool::setEntries& package, std::ve // Each time through the loop, we compare the best transaction in // mapModifiedTxs with the next transaction in the mempool to decide what // transaction package to work on next. -void BlockAssembler::addPackageTxs(int& nPackagesSelected, int& nDescendantsUpdated) +void BlockAssembler::addPackageTxs(const CTxMemPool& mempool, int& nPackagesSelected, int& nDescendantsUpdated) { - AssertLockHeld(m_mempool.cs); + AssertLockHeld(mempool.cs); // mapModifiedTx will store sorted packages after they are modified // because some of their txs are already in the block @@ -297,7 +300,7 @@ void BlockAssembler::addPackageTxs(int& nPackagesSelected, int& nDescendantsUpda // Keep track of entries that failed inclusion, to avoid duplicate work CTxMemPool::setEntries failedTx; - CTxMemPool::indexed_transaction_set::index<ancestor_score>::type::iterator mi = m_mempool.mapTx.get<ancestor_score>().begin(); + CTxMemPool::indexed_transaction_set::index<ancestor_score>::type::iterator mi = mempool.mapTx.get<ancestor_score>().begin(); CTxMemPool::txiter iter; // Limit the number of attempts to add transactions to the block when it is @@ -306,7 +309,7 @@ void BlockAssembler::addPackageTxs(int& nPackagesSelected, int& nDescendantsUpda const int64_t MAX_CONSECUTIVE_FAILURES = 1000; int64_t nConsecutiveFailed = 0; - while (mi != m_mempool.mapTx.get<ancestor_score>().end() || !mapModifiedTx.empty()) { + while (mi != mempool.mapTx.get<ancestor_score>().end() || !mapModifiedTx.empty()) { // First try to find a new transaction in mapTx to evaluate. // // Skip entries in mapTx that are already in a block or are present @@ -320,9 +323,9 @@ void BlockAssembler::addPackageTxs(int& nPackagesSelected, int& nDescendantsUpda // cached size/sigops/fee values that are not actually correct. /** Return true if given transaction from mapTx has already been evaluated, * or if the transaction's cached data in mapTx is incorrect. */ - if (mi != m_mempool.mapTx.get<ancestor_score>().end()) { - auto it = m_mempool.mapTx.project<0>(mi); - assert(it != m_mempool.mapTx.end()); + if (mi != mempool.mapTx.get<ancestor_score>().end()) { + auto it = mempool.mapTx.project<0>(mi); + assert(it != mempool.mapTx.end()); if (mapModifiedTx.count(it) || inBlock.count(it) || failedTx.count(it)) { ++mi; continue; @@ -334,13 +337,13 @@ void BlockAssembler::addPackageTxs(int& nPackagesSelected, int& nDescendantsUpda bool fUsingModified = false; modtxscoreiter modit = mapModifiedTx.get<ancestor_score>().begin(); - if (mi == m_mempool.mapTx.get<ancestor_score>().end()) { + if (mi == mempool.mapTx.get<ancestor_score>().end()) { // We're out of entries in mapTx; use the entry from mapModifiedTx iter = modit->iter; fUsingModified = true; } else { // Try to compare the mapTx entry to the mapModifiedTx entry - iter = m_mempool.mapTx.project<0>(mi); + iter = mempool.mapTx.project<0>(mi); if (modit != mapModifiedTx.get<ancestor_score>().end() && CompareTxMemPoolEntryByAncestorFee()(*modit, CTxMemPoolModifiedEntry(iter))) { // The best entry in mapModifiedTx has higher score @@ -395,7 +398,7 @@ void BlockAssembler::addPackageTxs(int& nPackagesSelected, int& nDescendantsUpda CTxMemPool::setEntries ancestors; uint64_t nNoLimit = std::numeric_limits<uint64_t>::max(); std::string dummy; - m_mempool.CalculateMemPoolAncestors(*iter, ancestors, nNoLimit, nNoLimit, nNoLimit, nNoLimit, dummy, false); + mempool.CalculateMemPoolAncestors(*iter, ancestors, nNoLimit, nNoLimit, nNoLimit, nNoLimit, dummy, false); onlyUnconfirmed(ancestors); ancestors.insert(iter); @@ -425,7 +428,7 @@ void BlockAssembler::addPackageTxs(int& nPackagesSelected, int& nDescendantsUpda ++nPackagesSelected; // Update transactions that depend on each of these - nDescendantsUpdated += UpdatePackagesForAdded(m_mempool, ancestors, mapModifiedTx); + nDescendantsUpdated += UpdatePackagesForAdded(mempool, ancestors, mapModifiedTx); } } } // namespace node diff --git a/src/node/miner.h b/src/node/miner.h index 4e4f02ce4d..26454df3df 100644 --- a/src/node/miner.h +++ b/src/node/miner.h @@ -147,7 +147,7 @@ private: int64_t m_lock_time_cutoff; const CChainParams& chainparams; - const CTxMemPool& m_mempool; + const CTxMemPool* const m_mempool; CChainState& m_chainstate; public: @@ -157,8 +157,8 @@ public: CFeeRate blockMinFeeRate; }; - explicit BlockAssembler(CChainState& chainstate, const CTxMemPool& mempool); - explicit BlockAssembler(CChainState& chainstate, const CTxMemPool& mempool, const Options& options); + explicit BlockAssembler(CChainState& chainstate, const CTxMemPool* mempool); + explicit BlockAssembler(CChainState& chainstate, const CTxMemPool* mempool, const Options& options); /** Construct a new block template with coinbase to scriptPubKeyIn */ std::unique_ptr<CBlockTemplate> CreateNewBlock(const CScript& scriptPubKeyIn); @@ -177,7 +177,7 @@ private: /** Add transactions based on feerate including unconfirmed ancestors * Increments nPackagesSelected / nDescendantsUpdated with corresponding * statistics from the package selection (for logging statistics). */ - void addPackageTxs(int& nPackagesSelected, int& nDescendantsUpdated) EXCLUSIVE_LOCKS_REQUIRED(m_mempool.cs); + void addPackageTxs(const CTxMemPool& mempool, int& nPackagesSelected, int& nDescendantsUpdated) EXCLUSIVE_LOCKS_REQUIRED(mempool.cs); // helper functions for addPackageTxs() /** Remove confirmed (inBlock) entries from given set */ |