EtwpWaitForBufferReferenceCount

VOID __stdcall EtwpWaitForBufferReferenceCount(_WMI_BUFFER_HEADER *Buffer){
  volatile int i; 
  for( i = Buffer->ReferenceCount; i; i = Buffer->ReferenceCount )
    KeDelayExecutionThread(0, 0, (PLARGE_INTEGER)&EtwpShortTime);
}

Referenced by:

EtwpBufferingModeFlush
EtwpFlushActiveBuffers