X-Git-Url: https://git.sesse.net/?p=stockfish;a=blobdiff_plain;f=src%2Fthread.cpp;h=344cfb794782d7a559194ccf7007645c2bc63bd2;hp=432d573d42ce2b2746a1f11cac6610979d8097ba;hb=f5622cd5ec7836e899e263cc4cd4cc386e1ed5f4;hpb=aab5863dd42da0a8e493a2ffaca96319b3d19ebb

diff --git a/src/thread.cpp b/src/thread.cpp
index 432d573d..344cfb79 100644
--- a/src/thread.cpp
+++ b/src/thread.cpp
@@ -181,20 +181,20 @@ void MainThread::idle_loop() {
 
 
 // init() is called at startup to create and launch requested threads, that will
-// go immediately to sleep due to 'sleepWhileIdle' set to true. We cannot use
-// a c'tor because Threads is a static object and we need a fully initialized
-// engine at this point due to allocation of Endgames in Thread c'tor.
+// go immediately to sleep. We cannot use a c'tor because Threads is a static
+// object and we need a fully initialized engine at this point due to allocation
+// of Endgames in Thread c'tor.
 
 void ThreadPool::init() {
 
-  sleepWhileIdle = true;
   timer = new_thread<TimerThread>();
   push_back(new_thread<MainThread>());
   read_uci_options();
 }
 
 
-// exit() cleanly terminates the threads before the program exits
+// exit() cleanly terminates the threads before the program exits. Cannot be done in
+// d'tor because we have to terminate the threads before to free ThreadPool object.
 
 void ThreadPool::exit() {
 
@@ -292,6 +292,7 @@ void Thread::split(Position& pos, const Stack* ss, Value alpha, Value beta, Valu
   Threads.mutex.lock();
   sp.mutex.lock();
 
+  sp.allSlavesSearching = true; // Must be set under lock protection
   ++splitPointsSize;
   activeSplitPoint = &sp;
   activePosition = NULL;