linux-kernel - Re: [RFC PATCH 0/3] Allocate memmap from hotadded memory (per device)

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Date:   Tue, 27 Oct 2020 16:40:35 +0100
From:   Oscar Salvador <osalvador@...e.de>
To:     David Hildenbrand <david@...hat.com>
Cc:     mhocko@...nel.org, linux-kernel@...r.kernel.org,
        linux-mm@...ck.org, vbabka@...e.cz, pasha.tatashin@...een.com
Subject: Re: [RFC PATCH 0/3] Allocate memmap from hotadded memory (per device)

On Thu, Oct 22, 2020 at 03:01:44PM +0200, David Hildenbrand wrote:
> > This does not go without saying that the patchset is not 100% complete.
> > It is missing:
> > 
> >  - a way to disable memmap_on_memory (either sysfs or boot_time cmd)
> >  - atm, arch_add_memory for s390 screams if an altmap is passed.
> >    I am still thinking of a way to nicely drop handle that.
> >    Maybe a function in s390 that sets memmap_on_memory false and
> >    stuff that check in support_memmap_on_memory function.
> 
> Or simply implement altmap support ... shouldn't be too hard :)

Yeah, I guess so, but first I would like to have everything else settled.
So, gentle ping :-)


-- 
Oscar Salvador
SUSE L3