Re: There is no point to specify both MEM_RESERVE and MEM_COMMITfor VirtualAlloc

[Dmitry Timoshkov]

"Vitaliy Margolen"  wrote:
> According to MSDN:
>
> "To reserve and commit pages in one step, call VirtualAlloc with
> MEM_COMMIT | MEM_RESERVED.
> The function fails if you attempt to commit a page that has not been
> reserved. The resulting error code is ERROR_INVALID_ADDRESS."

You are right. My main objection was that NtAllocateVirtualMemory rounds
passed in base address to a 64k boundary in the MEM_RESERVED case and to
page boundary for MEM_COMMIT one, but since (almost) all the cases in my
patch use NULL as a requested base address that doesn't really matter.