MiImagePagable

__int64 __fastcall MiImagePagable(__int64 a1, unsigned __int64 a2){
  INT64 v4; 
  if( (dword_140CFA174 & 1) != 0 || (unsigned int)MI_IS_PHYSICAL_ADDRESS((PVOID)a2) )
    return 0i64;
  if( !a1 )
    a1 = MiLookupDataTableEntry(a2, 1i64, v4);
  if( (unsigned int)MiGetSystemRegionType(a2) == 1 )
    return 0i64;
  else
    return a1;
}

Referenced by:

MiEnablePagingOfDriver
MiLockPagableSections
MmResetDriverPaging