linux-kernel - Re: [PATCH v3 8/8] selftests/mm: Add gup test matrix in run

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Date:   Mon, 26 Jun 2023 10:11:11 +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 8/8] selftests/mm: Add gup test matrix in
 run_vmtests.sh

On 23.06.23 16:29, Peter Xu wrote:
> Add a matrix for testing gup based on the current gup_test.  Only run the
> matrix when -a is specified because it's a bit slow.
> 
> It covers:
> 
>    - Different types of huge pages: thp, hugetlb, or no huge page
>    - Permissions: Write / Read-only
>    - Fast-gup, with/without
>    - Types of the GUP: pin / gup / longterm pins
>    - Shared / Private memories
>    - GUP size: 1 / 512 / random page sizes
> 
> Signed-off-by: Peter Xu <peterx@...hat.com>
> ---

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

-- 
Cheers,

David / dhildenb