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authorJonas Schnelli <dev@jonasschnelli.ch>2017-12-13 11:06:51 -1000
committerJonas Schnelli <dev@jonasschnelli.ch>2018-01-23 20:24:53 -1000
commitccd8ef65f93ed82a87cee634660bed3ac17d9eb5 (patch)
tree41ec340b182e8711b7b47a76e126f4a003396fc1 /src
parentbc356b4268e222ac57d9e9297d2a986bb6e09de8 (diff)
Reduce cs_main lock in ReadBlockFromDisk, only read GetBlockPos under the lock
Diffstat (limited to 'src')
-rw-r--r--src/validation.cpp8
-rw-r--r--src/wallet/wallet.cpp7
2 files changed, 8 insertions, 7 deletions
diff --git a/src/validation.cpp b/src/validation.cpp
index 14d60bb269..8cee0dfac3 100644
--- a/src/validation.cpp
+++ b/src/validation.cpp
@@ -1121,7 +1121,13 @@ bool ReadBlockFromDisk(CBlock& block, const CDiskBlockPos& pos, const Consensus:
bool ReadBlockFromDisk(CBlock& block, const CBlockIndex* pindex, const Consensus::Params& consensusParams)
{
- if (!ReadBlockFromDisk(block, pindex->GetBlockPos(), consensusParams))
+ CDiskBlockPos blockPos;
+ {
+ LOCK(cs_main);
+ blockPos = pindex->GetBlockPos();
+ }
+
+ if (!ReadBlockFromDisk(block, blockPos, consensusParams))
return false;
if (block.GetHash() != pindex->GetBlockHash())
return error("ReadBlockFromDisk(CBlock&, CBlockIndex*): GetHash() doesn't match index for %s at %s",
diff --git a/src/wallet/wallet.cpp b/src/wallet/wallet.cpp
index 3bf649f266..dd9bc64728 100644
--- a/src/wallet/wallet.cpp
+++ b/src/wallet/wallet.cpp
@@ -1689,13 +1689,8 @@ CBlockIndex* CWallet::ScanForWalletTransactions(CBlockIndex* pindexStart, CBlock
LogPrintf("Still rescanning. At block %d. Progress=%f\n", pindex->nHeight, GuessVerificationProgress(chainParams.TxData(), pindex));
}
- bool readRet = false;
CBlock block;
- {
- LOCK(cs_main);
- readRet = ReadBlockFromDisk(block, pindex, Params().GetConsensus());
- }
- if (readRet) {
+ if (ReadBlockFromDisk(block, pindex, Params().GetConsensus())) {
LOCK2(cs_main, cs_wallet);
if (pindex && !chainActive.Contains(pindex)) {
// Abort scan if current block is no longer active, to prevent