VOID __stdcall IoUnregisterIoTracking(VOID *IoTracker){
_ETHREAD *CurrentThread;
_QWORD *v3;
VOID **v4;
IoPerfReset(2ui64);
IopIrpExtensionControl(2ui64, 0i64);
CurrentThread = (_ETHREAD *)KeGetCurrentThread();
--CurrentThread->Tcb.SpecialApcDisable;
ExAcquirePushLockExclusiveEx((_EX_PUSH_LOCK *)&stru_140C452E0 + 206, 0i64);
v3 = *(_QWORD **)IoTracker;
if( *(VOID **)(*(_QWORD *)IoTracker + 8i64) != IoTracker
|| (v4 = (VOID **)*((_QWORD *)IoTracker + 1), *v4 != IoTracker) )
{
__fastfail(3u);
}
*v4 = v3;
v3[1] = v4;
if( (_InterlockedExchangeAdd64((_QWORD *)&stru_140C452E0 + 206, 0xFFFFFFFFFFFFFFFFui64) & 6) == 2 )
ExfTryToWakePushLock((_EX_PUSH_LOCK *)&stru_140C452E0 + 206);
KeAbPostRelease((char *)&stru_140C452E0 + 1648);
KiLeaveGuardedRegionUnsafe((__int64)KeGetCurrentThread());
ExFreePoolWithTag(IoTracker, 0x72546F49u);
}