MiGetSessionIdForVa

VOID __stdcall MiGetSessionIdForVa(VOID *Va, INT16 DX){
  if( (unsigned __int64)Va < 0xFFFF800000000000ui64 || MiGetSystemRegionType((UINT64)Va) == 1 )
    MmGetSessionIdEx(KeGetCurrentThread()->ApcState.Process);
}

Referenced by:

MiCompleteRestrictedImageFault
MiCopyDataPageToImagePage
MiIssueHardFault
MiResolveMappedFileFault