MmMapMemoryDumpMdlEx function (wdm.h)

The MmMapMemoryDumpMdlEx function maps an MDL into a specified virtual address.

Only one MDL can be mapped at a time. For use by crash dump, hibernate and live dump routines only.

Syntax

NTSTATUS MmMapMemoryDumpMdlEx(
  PVOID      Va,
  PFN_NUMBER PageTotal,
  PMDL       MemoryDumpMdl,
  ULONG      Flags
);

Parameters

Va

Supplies the VA to map.

PageTotal

Supplies the total number of pages in the VA range.

MemoryDumpMdl

Supplies the MDL to map.

Flags

Supplies MM_DUMP_MAP_INVALIDATE to indicate the mapping PTEs should be zeroed and the local TB flushed.

Return value

This function returns NTSTATUS.

Requirements

Requirement	Value
Minimum supported client	Windows 10, version 2004
Header	wdm.h