Merge bitcoin#12842: Prevent concurrent savemempool

585b47c rpc: Prevent concurrent savemempool (João Barbosa) Pull request description: Follow up of bitcoin#12172, this change prevents calling `savemempool` RPC concurrently. Tree-SHA512: 4759a7107658a9794f5c6ab7e3e3002276abadd64996010be67a2791914d284db6fe0377c071a8d6a42387bfb0178f219b73aeec077ce5c4fe5c634a30b3e081
PastaPastaPasta · Jun 28, 2021 · 9cbcb96 · 9cbcb96
1 parent 931802b
commit 9cbcb96
Showing 1 changed file with 3 additions and 0 deletions.
diff --git a/src/validation.cpp b/src/validation.cpp
@@ -5296,6 +5296,9 @@ bool DumpMempool(void)
     std::map<uint256, CAmount> mapDeltas;
     std::vector<TxMempoolInfo> vinfo;
 
+    static Mutex dump_mutex;
+    LOCK(dump_mutex);
+
     {
         LOCK(mempool.cs);
         for (const auto &i : mempool.mapDeltas) {