I figured the use-case here was MADV_WILLNEED, which is what PrefetchVirtualMemory is for. VirtualAlloc flags would be for things like reserving virtual pages w

I figured the use-case here was MADV_WILLNEED, which is what PrefetchVirtualMemory is for. VirtualAlloc flags would be for things like reserving virtual pages without committing them. There's no single API on Windows that does the myriad of things that madvise does.