> > This is done so nr_consumed_maps does not get out of sync with the > > current pnum. pnum does not equal to nr_consumed_maps, as there are > > may be holes in pnums, but there is one-to-one correlation. > Can this be made more clear in the code? Absolutely. I've done it here: http://lkml.kernel.org/r/20180628173010.23849-1-pasha.tatashin@xxxxxxxxxx Pavel