diff options
Diffstat (limited to 'src/validation.cpp')
| -rw-r--r-- | src/validation.cpp | 14 |
1 files changed, 10 insertions, 4 deletions
diff --git a/src/validation.cpp b/src/validation.cpp index 8066e6c7a8..958c187220 100644 --- a/src/validation.cpp +++ b/src/validation.cpp @@ -202,8 +202,9 @@ CCriticalSection cs_main; BlockMap& mapBlockIndex = g_chainstate.mapBlockIndex; CChain& chainActive = g_chainstate.chainActive; CBlockIndex *pindexBestHeader = nullptr; -CWaitableCriticalSection csBestBlock; -CConditionVariable cvBlockChange; +CWaitableCriticalSection g_best_block_mutex; +CConditionVariable g_best_block_cv; +uint256 g_best_block; int nScriptCheckThreads = 0; std::atomic_bool fImporting(false); std::atomic_bool fReindex(false); @@ -263,7 +264,8 @@ CBlockIndex* FindForkInGlobalIndex(const CChain& chain, const CBlockLocator& loc { AssertLockHeld(cs_main); - // Find the first block the caller has in the main chain + // Find the latest block common to locator and chain - we expect that + // locator.vHave is sorted descending by height. for (const uint256& hash : locator.vHave) { CBlockIndex* pindex = LookupBlockIndex(hash); if (pindex) { @@ -2204,7 +2206,11 @@ void static UpdateTip(const CBlockIndex *pindexNew, const CChainParams& chainPar // New best block mempool.AddTransactionsUpdated(1); - cvBlockChange.notify_all(); + { + WaitableLock lock(g_best_block_mutex); + g_best_block = pindexNew->GetBlockHash(); + g_best_block_cv.notify_all(); + } std::vector<std::string> warningMessages; if (!IsInitialBlockDownload()) |