vma_ops: Only use MADV_DONTNEED on Linux

- MADV_DONTNEED semantics differ on non-Linux kernels, as in they don't free pages
LekKit · Feb 27, 2024 · c8d3a58 · c8d3a58
1 parent 12e3a23
commit c8d3a58
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/src/vma_ops.c b/src/vma_ops.c
@@ -353,7 +353,7 @@ bool vma_clean(void* addr, size_t size, bool lazy)
 #ifdef MADV_FREE
     if (lazy) return madvise(addr, size, MADV_FREE) == 0;
 #endif
-#ifdef MADV_DONTNEED
+#if defined(__linux__) && defined(MADV_DONTNEED)
     return madvise(addr, size, MADV_DONTNEED) == 0;
 #endif
 #endif