>> From: Liu Song <liusong@xxxxxxxxxxxxxxxxx> >> >> BIO_WORKINGSET is rarer than read, so adjust to the first one to judge. > > Can you explain how this matters at all? The right thing is of course > to get rid of this check and I need to finish the series to do that. Hi This change do not involve functional changes, I just feel that it needs to be emphasized that for example, the io triggered by refault is much less than the read. Thanks