linux-kernel - Re: [RFC PATCH V2 1/4] mm: Export alloc_migrate_huge

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Message-ID: <20180906123539.GV14951@dhcp22.suse.cz>
Date:   Thu, 6 Sep 2018 14:35:39 +0200
From:   Michal Hocko <mhocko@...nel.org>
To:     "Aneesh Kumar K.V" <aneesh.kumar@...ux.ibm.com>
Cc:     akpm@...ux-foundation.org, Alexey Kardashevskiy <aik@...abs.ru>,
        mpe@...erman.id.au, linux-mm@...ck.org,
        linux-kernel@...r.kernel.org, linuxppc-dev@...ts.ozlabs.org
Subject: Re: [RFC PATCH V2 1/4] mm: Export alloc_migrate_huge_page

On Thu 06-09-18 14:31:11, Michal Hocko wrote:
> On Thu 06-09-18 11:13:39, Aneesh Kumar K.V wrote:
> > We want to use this to support customized huge page migration.
> 
> Please be much more specific. Ideally including the user. Btw. why do
> you want to skip the hugetlb pools? In other words alloc_huge_page_node*
> which are intended to an external use?

Ups, I have now found http://lkml.kernel.org/r/20180906054342.25094-2-aneesh.kumar@linux.ibm.com
which ended up in a different email folder so I have missed it. It would
be much better to merge those two to make the user immediately obvious.
There is a good reason to keep newly added functions closer to their
users.
-- 
Michal Hocko
SUSE Labs