diff options
Diffstat (limited to 'src')
-rw-r--r-- | src/validation.cpp | 15 |
1 files changed, 7 insertions, 8 deletions
diff --git a/src/validation.cpp b/src/validation.cpp index 239893dc0b..ff38f60813 100644 --- a/src/validation.cpp +++ b/src/validation.cpp @@ -2219,24 +2219,23 @@ 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. * - * The block is always added to connectTrace (either after loading from disk or by copying - * pblock) - if that is not intended, care must be taken to remove the last entry in - * blocksConnected in case of failure. + * The block is added to connectTrace if connection succeeds. */ 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. int64_t nTime1 = GetTimeMicros(); + std::shared_ptr<const CBlock> pthisBlock; if (!pblock) { std::shared_ptr<CBlock> pblockNew = std::make_shared<CBlock>(); - connectTrace.blocksConnected.emplace_back(pindexNew, pblockNew); if (!ReadBlockFromDisk(*pblockNew, pindexNew, chainparams.GetConsensus())) return AbortNode(state, "Failed to read block"); + pthisBlock = pblockNew; } else { - connectTrace.blocksConnected.emplace_back(pindexNew, pblock); + pthisBlock = pblock; } - const CBlock& blockConnecting = *connectTrace.blocksConnected.back().second; + const CBlock& blockConnecting = *pthisBlock; // Apply the block atomically to the chain state. int64_t nTime2 = GetTimeMicros(); nTimeReadFromDisk += nTime2 - nTime1; int64_t nTime3; @@ -2270,6 +2269,8 @@ bool static ConnectTip(CValidationState& state, const CChainParams& chainparams, int64_t nTime6 = GetTimeMicros(); nTimePostConnect += nTime6 - nTime5; nTimeTotal += nTime6 - nTime1; LogPrint(BCLog::BENCH, " - Connect postprocess: %.2fms [%.2fs]\n", (nTime6 - nTime5) * 0.001, nTimePostConnect * 0.000001); LogPrint(BCLog::BENCH, "- Connect block: %.2fms [%.2fs]\n", (nTime6 - nTime1) * 0.001, nTimeTotal * 0.000001); + + connectTrace.blocksConnected.emplace_back(pindexNew, std::move(pthisBlock)); return true; } @@ -2388,8 +2389,6 @@ static bool ActivateBestChainStep(CValidationState& state, const CChainParams& c state = CValidationState(); fInvalidFound = true; fContinue = false; - // If we didn't actually connect the block, don't notify listeners about it - connectTrace.blocksConnected.pop_back(); break; } else { // A system error occurred (disk space, database error, ...). |