RtlpCSparseBitmapWaitOnAddress

INT64 __fastcall RtlpCSparseBitmapWaitOnAddress(_QWORD *a1, _QWORD *a2, INT64 a3, INT64 a4){
  if( !*(_BYTE *)(a4 + 48) )
    return ExBlockOnAddressPushLock((_EX_PUSH_LOCK *)(a4 + 40), a1, a2, 8ui64, 0i64);
  while( a1 == (_QWORD *)*a2 )
    _mm_pause();
  return 0i64;
}

Referenced by:

RtlpCSparseBitmapPageCommit
RtlpCSparseBitmapPageDecommit