linux-kernel - Re: why do we still need bootmem allocator?

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Date:   Wed, 27 Jun 2018 12:40:44 +0200
From:   Michal Hocko <mhocko@...nel.org>
To:     Mike Rapoport <rppt@...ux.vnet.ibm.com>
Cc:     Rob Herring <robh@...nel.org>, linux-mm@...ck.org,
        hannes@...xchg.org, Andrew Morton <akpm@...ux-foundation.org>,
        linux-arch@...r.kernel.org,
        Linux Kernel Mailing List <linux-kernel@...r.kernel.org>
Subject: Re: why do we still need bootmem allocator?

On Wed 27-06-18 13:11:44, Mike Rapoport wrote:
> On Mon, Jun 25, 2018 at 10:09:41AM -0600, Rob Herring wrote:
> > On Mon, Jun 25, 2018 at 8:08 AM Michal Hocko <mhocko@...nel.org> 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.
> 
> I have a patch for alpha nearly ready.

Cool!

> That leaves m68k and ia64

I will not get to those anytime soon (say a week or two) but I have that
close on top of my todo list.
-- 
Michal Hocko
SUSE Labs