On Mon, Jun 25, 2018 at 8:08 AM Michal Hocko <mhocko@xxxxxxxxxx> wrote: > > Hi, > I am wondering why do we still keep mm/bootmem.c when most architectures > already moved to nobootmem. Is there any fundamental reason why others > cannot or this is just a matter of work? Just because no one has done the work. I did a couple of arches recently (sh, microblaze, and h8300) mainly because I broke them with some DT changes. > Btw. what really needs to be > done? Btw. is there any documentation telling us what needs to be done > in that regards? No. The commits converting the arches are the only documentation. It's a bit more complicated for platforms that have NUMA support. Rob