MiQueueExtentPfnDeletion

void __fastcall MiQueueExtentPfnDeletion(_QWORD *a1){
  WORK_QUEUE_TYPE v1; 
  void *v2; 
  struct _KLOCK_QUEUE_HANDLE LockHandle; 
  memset(&LockHandle, 0, sizeof(LockHandle));
  if( a1 )
  {
    LockHandle.LockQueue.Next = 0i64;
    LockHandle.LockQueue.Lock = &qword_140C51AE0;
    KxAcquireQueuedSpinLock((PIO_WORKITEM)&LockHandle, (PIO_WORKITEM_ROUTINE)&qword_140C51AE0, v1, v2);
    *a1 = qword_140C4C828;
    qword_140C4C828 = (__int64)a1;
    MiWakeFileOnlyReaper();
    KeReleaseInStackQueuedSpinLockFromDpcLevel(&LockHandle);
  }
  else
  {
    KeAcquireInStackQueuedSpinLock(&qword_140C51AE0, &LockHandle);
    MiWakeFileOnlyReaper();
    KeReleaseInStackQueuedSpinLockFromDpcLevel(&LockHandle);
    __writecr8(LockHandle.OldIrql);
  }
}

Referenced by: