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Create a shared_ptr for the block we're connecting in ActivateBCS

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This commit is contained in:
Matt Corallo 2016-10-25 14:22:41 -04:00
parent fd9d89070a
commit ae4db44d03
1 changed files with 8 additions and 8 deletions
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16
src/validation.cpp
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@ -2165,7 +2165,7 @@ struct ConnectTrace {
* Connect a new block to chainActive. pblock is either NULL or a pointer to a CBlock
* corresponding to pindexNew, to bypass loading it again from disk.
*/
bool static ConnectTip(CValidationState& state, const CChainParams& chainparams, CBlockIndex* pindexNew, const CBlock* pblock, ConnectTrace& connectTrace)
bool static ConnectTip(CValidationState& state, const CChainParams& chainparams, CBlockIndex* pindexNew, const std::shared_ptr<const CBlock>& pblock, ConnectTrace& connectTrace)
{
assert(pindexNew->pprev == chainActive.Tip());
// Read block from disk.
@ -2175,19 +2175,18 @@ bool static ConnectTip(CValidationState& state, const CChainParams& chainparams,
connectTrace.blocksConnected.emplace_back(pindexNew, pblockNew);
if (!ReadBlockFromDisk(*pblockNew, pindexNew, chainparams.GetConsensus()))
return AbortNode(state, "Failed to read block");
pblock = pblockNew.get();
} else {
//TODO: This copy is a major performance regression, but ProcessNewBlock callers need updated to fix this
connectTrace.blocksConnected.emplace_back(pindexNew, std::make_shared<const CBlock>(*pblock));
connectTrace.blocksConnected.emplace_back(pindexNew, pblock);
}
const CBlock& blockConnecting = *connectTrace.blocksConnected.back().second;
// Apply the block atomically to the chain state.
int64_t nTime2 = GetTimeMicros(); nTimeReadFromDisk += nTime2 - nTime1;
int64_t nTime3;
LogPrint("bench", " - Load block from disk: %.2fms [%.2fs]\n", (nTime2 - nTime1) * 0.001, nTimeReadFromDisk * 0.000001);
{
CCoinsViewCache view(pcoinsTip);
bool rv = ConnectBlock(*pblock, state, pindexNew, view, chainparams);
GetMainSignals().BlockChecked(*pblock, state);
bool rv = ConnectBlock(blockConnecting, state, pindexNew, view, chainparams);
GetMainSignals().BlockChecked(blockConnecting, state);
if (!rv) {
if (state.IsInvalid())
InvalidBlockFound(pindexNew, state);
@ -2205,7 +2204,7 @@ bool static ConnectTip(CValidationState& state, const CChainParams& chainparams,
int64_t nTime5 = GetTimeMicros(); nTimeChainState += nTime5 - nTime4;
LogPrint("bench", " - Writing chainstate: %.2fms [%.2fs]\n", (nTime5 - nTime4) * 0.001, nTimeChainState * 0.000001);
// Remove conflicting transactions from the mempool.;
mempool.removeForBlock(pblock->vtx, pindexNew->nHeight, &connectTrace.txConflicted, !IsInitialBlockDownload());
mempool.removeForBlock(blockConnecting.vtx, pindexNew->nHeight, &connectTrace.txConflicted, !IsInitialBlockDownload());
// Update chainActive & related variables.
UpdateTip(pindexNew, chainparams);
@ -2322,7 +2321,8 @@ static bool ActivateBestChainStep(CValidationState& state, const CChainParams& c
// Connect new blocks.
BOOST_REVERSE_FOREACH(CBlockIndex *pindexConnect, vpindexToConnect) {
if (!ConnectTip(state, chainparams, pindexConnect, pindexConnect == pindexMostWork ? pblock : NULL, connectTrace)) {
//TODO: The pblock copy is a major performance regression, but callers need updated to fix this
if (!ConnectTip(state, chainparams, pindexConnect, (pblock && pindexConnect == pindexMostWork) ? std::make_shared<const CBlock>(*pblock) : std::shared_ptr<const CBlock>(), connectTrace)) {
if (state.IsInvalid()) {
// The block violates a consensus rule.
if (!state.CorruptionPossible())