PopHiberCheckForDebugBreak

VOID __stdcall PopHiberCheckForDebugBreak(){
  if( !*((_DWORD *)KeGetCurrentPrcb() + 9) && (++PopDebugCount & 0x3F) == 0 )
  {
    KdCheckForDebugBreak();
    KeQueryPerformanceCounter(0i64);
  }
}

Referenced by:

ConsumerGetBuffer
ConsumerPeekAndConsumeBuffer
PopDecompressHiberBlocks
PopRequestRead
PopWriteHiberImage
ProducerConsumerBufferComplete
ProducerGetBuffer