MmUnmapReservedMapping - NtDoc

Native API online documentation, based on the System Informer (formerly Process Hacker) phnt headers 
// wdm.h

VOID MmUnmapReservedMapping(
  [in] PVOID BaseAddress,
  [in] ULONG PoolTag,
  [in] PMDL  MemoryDescriptorList
);
View the official Windows Driver Kit DDI reference

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Windows Driver Kit DDI reference (nf-wdm-mmunmapreservedmapping)

MmUnmapReservedMapping function

Description

The MmUnmapReservedMapping routine unmaps a memory buffer that was mapped by the MmMapLockedPagesWithReservedMapping routine.

Parameters

BaseAddress [in]

Pointer to the beginning of the reserved virtual memory range. This must be an address returned by MmMapLockedPagesWithReservedMapping.

PoolTag [in]

Specifies the pool tag for the reserved memory buffer. This must be identical to the value specified in the PoolTag parameter of the call to MmAllocateMappingAddress that initially reserved the buffer.

MemoryDescriptorList [in]

Pointer to the MDL that describes the physical memory mapping.

See also

MmAllocateMappingAddress

MmFreeMappingAddress

MmMapLockedPagesWithReservedMapping

View the official Windows Driver Kit DDI reference

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