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