MiUnlockProtoPoolPage

VOID __fastcall MiUnlockProtoPoolPage(_MMPFN *ProtoPagePfn, UINT64 PageIrql){
  unsigned __int64 v3; 
  UINT8 *v4; 
  UINT64 SpinCount; 
  LODWORD(SpinCount) = 0;
  v3 = (unsigned __int8)PageIrql;
  while( _interlockedbittestandset64((volatile signed __int32 *)ProtoPagePfn + 6, 0x3Fui64) )
  {
    do
      KeYieldProcessorEx(&SpinCount);
    while( *((__int64 *)ProtoPagePfn + 3) < 0 );
  }
  *((_BYTE *)ProtoPagePfn + 34) &= ~0x20u;
  if( (unsigned int)MiRemoveLockedPageCharge((INT64)ProtoPagePfn) )
    MiPfnReferenceCountIsZero(ProtoPagePfn, (ProtoPagePfn - MmGetPfnDb()) / 48, v4);
  _InterlockedAnd64((volatile signed __int64 *)ProtoPagePfn + 3, 0x7FFFFFFFFFFFFFFFui64);
  if( (_BYTE)v3 != 17 )
    __writecr8(v3);
}

Referenced by: