X-Git-Url: https://git.sesse.net/?a=blobdiff_plain;f=src%2Fsyzygy%2Ftbprobe.cpp;h=d0b59f056a9c02119c7ca3ce94e3c6a7dd1341bd;hb=5c2fbcd09b43bd6867780a3ace303ffb1e09d763;hp=235fe1953bf97505a8be256b617ef124d9647278;hpb=166bf90e4172b77aa0c420ed271fa55e92301a70;p=stockfish

diff --git a/src/syzygy/tbprobe.cpp b/src/syzygy/tbprobe.cpp
index 235fe195..d0b59f05 100644
--- a/src/syzygy/tbprobe.cpp
+++ b/src/syzygy/tbprobe.cpp
@@ -216,6 +216,7 @@ public:
         fstat(fd, &statbuf);
         *mapping = statbuf.st_size;
         *baseAddress = mmap(nullptr, statbuf.st_size, PROT_READ, MAP_SHARED, fd, 0);
+        madvise(*baseAddress, statbuf.st_size, MADV_RANDOM);
         ::close(fd);
 
         if (*baseAddress == MAP_FAILED) {
@@ -1276,7 +1277,7 @@ void Tablebases::init(const std::string& paths) {
                         continue; // First on diagonal, second above
 
                     else if (!off_A1H8(s1) && !off_A1H8(s2))
-                        bothOnDiagonal.push_back(std::make_pair(idx, s2));
+                        bothOnDiagonal.emplace_back(idx, s2);
 
                     else
                         MapKK[idx][s2] = code++;