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Message-ID: <dc0587af-5054-4da0-adf2-20aa5a10d40f@redhat.com>
Date: Mon, 20 Oct 2025 16:19:10 +0200
From: David Hildenbrand <david@...hat.com>
To: Peter Xu <peterx@...hat.com>, linux-kernel@...r.kernel.org,
linux-mm@...ck.org
Cc: Mike Rapoport <rppt@...nel.org>, Muchun Song <muchun.song@...ux.dev>,
Nikita Kalyazin <kalyazin@...zon.com>, Vlastimil Babka <vbabka@...e.cz>,
Axel Rasmussen <axelrasmussen@...gle.com>,
Andrew Morton <akpm@...ux-foundation.org>,
James Houghton <jthoughton@...gle.com>,
Lorenzo Stoakes <lorenzo.stoakes@...cle.com>, Hugh Dickins
<hughd@...gle.com>, Michal Hocko <mhocko@...e.com>,
Ujwal Kundur <ujwal.kundur@...il.com>,
"Liam R . Howlett" <Liam.Howlett@...cle.com>,
Oscar Salvador <osalvador@...e.de>, Suren Baghdasaryan <surenb@...gle.com>,
Andrea Arcangeli <aarcange@...hat.com>
Subject: Re: [PATCH v4 3/4] mm/hugetlb: Support vm_uffd_ops API
On 15.10.25 01:15, Peter Xu wrote:
> Add support for the new vm_uffd_ops API for hugetlb. Note that this only
> introduces the support, the API is not yet used by core mm.
>
> Due to legacy reasons, it's still not trivial to move hugetlb completely to
> the API. But it will still use supported_ioctls properly on the API with
> all the implementations still hard coded in mm/.
>
> Cc: Muchun Song <muchun.song@...ux.dev>
> Cc: Oscar Salvador <osalvador@...e.de>
> Acked-by: Mike Rapoport <rppt@...nel.org>
> Signed-off-by: Peter Xu <peterx@...hat.com>
> ---
Acked-by: David Hildenbrand <david@...hat.com>
--
Cheers
David / dhildenb
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