Fixed mmap on OpenBSD

OpenBSD's mmap does not support `MAP_HUGETLB` and `MAP_POPULATE`.
2019-10-17 22:25:51 +02:00 · 2019-10-17 22:25:51 +02:00 · f3ded36061
parent b53f0ed145
commit f3ded36061
1 changed files with 2 additions and 0 deletions
--- a/src/virtual_memory.cpp
+++ b/src/virtual_memory.cpp
@ -141,6 +141,8 @@ void* allocLargePagesMemory(std::size_t bytes) {
 	mem = mmap(nullptr, bytes, PROT_READ | PROT_WRITE, MAP_PRIVATE | MAP_ANONYMOUS, VM_FLAGS_SUPERPAGE_SIZE_2MB, 0);
 #elif defined(__FreeBSD__)
 	mem = mmap(nullptr, bytes, PROT_READ | PROT_WRITE, MAP_PRIVATE | MAP_ANONYMOUS | MAP_ALIGNED_SUPER, -1, 0);
+#elif defined(__OpenBSD__)
+	mem = MAP_FAILED; // OpenBSD does not support huge pages
 #else
 	mem = mmap(nullptr, bytes, PROT_READ | PROT_WRITE, MAP_PRIVATE | MAP_ANONYMOUS | MAP_HUGETLB | MAP_POPULATE, -1, 0);
 #endif