linux-kernel - Re: [PATCH v3 6/8] mm/gup: Retire follow_hugetlb

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Message-ID: <f0bff8d9-db44-a1e8-8617-c72ac87d3678@redhat.com>
Date:   Mon, 26 Jun 2023 10:08:51 +0200
From:   David Hildenbrand <david@...hat.com>
To:     Peter Xu <peterx@...hat.com>, linux-mm@...ck.org,
        linux-kernel@...r.kernel.org
Cc:     Lorenzo Stoakes <lstoakes@...il.com>,
        John Hubbard <jhubbard@...dia.com>,
        Andrew Morton <akpm@...ux-foundation.org>,
        Mike Rapoport <rppt@...nel.org>,
        Yang Shi <shy828301@...il.com>,
        Andrea Arcangeli <aarcange@...hat.com>,
        Vlastimil Babka <vbabka@...e.cz>,
        "Kirill A . Shutemov" <kirill@...temov.name>,
        James Houghton <jthoughton@...gle.com>,
        Matthew Wilcox <willy@...radead.org>,
        Mike Kravetz <mike.kravetz@...cle.com>,
        Hugh Dickins <hughd@...gle.com>,
        Jason Gunthorpe <jgg@...dia.com>
Subject: Re: [PATCH v3 6/8] mm/gup: Retire follow_hugetlb_page()

On 23.06.23 16:29, Peter Xu wrote:
> Now __get_user_pages() should be well prepared to handle thp completely,
> as long as hugetlb gup requests even without the hugetlb's special path.
> 
> Time to retire follow_hugetlb_page().
> 
> Tweak misc comments to reflect reality of follow_hugetlb_page()'s removal.
> 
> Signed-off-by: Peter Xu <peterx@...hat.com>
> ---
>   fs/userfaultfd.c        |   2 +-
>   include/linux/hugetlb.h |  12 ---
>   mm/gup.c                |  19 ----
>   mm/hugetlb.c            | 224 ----------------------------------------
>   4 files changed, 1 insertion(+), 256 deletions(-)

Acked-by: David Hildenbrand <david@...hat.com>

-- 
Cheers,

David / dhildenb