#1363 Fixed main thread priority.

src/core/Miner.cpp

@@ -263,6 +263,11 @@ public:
 xmrig::Miner::Miner(Controller *controller)
     : d_ptr(new MinerPrivate(controller))
 {
+    const int priority = controller->config()->cpu().priority();
+    if (priority >= 0) {
+        Platform::setThreadPriority(std::min(priority + 1, 5));
+    }
+
 #   ifdef XMRIG_ALGO_RANDOMX
     Rx::init(this);
 #   endif