MmUnmapLockedPages

VOID __stdcall MmUnmapLockedPages(VOID *BaseAddress, _MDL *MemoryDescriptorList){
  unsigned int v3; 
  __int64 ByteOffset; 
  __int64 v6; 
  unsigned __int64 v7; 
  unsigned __int64 v8; 
  _MMPTE *v9; 
  _KTBFLUSH_TYPE v10; 
  unsigned int v11; 

  v3 = 0;
  if( (MemoryDescriptorList->MdlFlags & 0x200) != 0 )
  {
    MiRetardMdl(MemoryDescriptorList);
    v3 = v11;
  }
  ByteOffset = MemoryDescriptorList->ByteOffset;
  v6 = ((_WORD)ByteOffset + (unsigned __int16)LODWORD(MemoryDescriptorList->StartVa)) & 0xFFF;
  v7 = (v6 + (unsigned __int64)MemoryDescriptorList->ByteCount + 4095) >> 12;
  if( (unsigned __int64)BaseAddress <= 0x7FFFFFFEFFFFi64 )
  {
    MiUnmapLockedPagesInUserSpace(
      BaseAddress,
      (_MDL *)((v6 + (unsigned __int64)MemoryDescriptorList->ByteCount + 4095) >> 12));
  }
  else
  {
    v8 = (unsigned __int64)BaseAddress - v3;
    MemoryDescriptorList->MdlFlags &= 0xFFDEu;
    v9 = (_MMPTE *)((char *)MmGetPteBase() + ((v8 >> 9) & 0x7FFFFFFFF8i64));
    if( (MemoryDescriptorList->MdlFlags & 4) != 0 )
      MemoryDescriptorList->MappedSystemVa = (char *)MemoryDescriptorList->StartVa + ByteOffset;
    if( MiMappingHasIoTracker((VOID *)v8) == 1 )
      MiZeroAndFlushPtes((VOID *)v8, v7);
    if( MmProtectFreedNonPagedPool == 1 )
      ++v7;
    if( (dword_140CFA17C & 1) != 0 )
      MiRemovePteTracker(MemoryDescriptorList, (VOID *)v8, v7);
    MiReleasePtes((_MI_SYSTEM_PTE_TYPE *)((char *)&stru_140C4DB30 + 4432), v9, (unsigned int)v7, v10);
  }
}

Referenced by: