linux-kernel - Re: [PATCH] selftests/mm: Added new test cases to the migration test

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Message-ID: <64863269-050d-47c9-81e2-135671cff23e@arm.com>
Date: Fri, 20 Dec 2024 11:35:42 +0530
From: Dev Jain <dev.jain@....com>
To: Donet Tom <donettom@...ux.ibm.com>,
 Andrew Morton <akpm@...ux-foundation.org>, linux-mm@...ck.org,
 linux-kernel@...r.kernel.org, linux-kselftest@...r.kernel.org
Cc: Ritesh Harjani <ritesh.list@...il.com>,
 Baolin Wang <baolin.wang@...ux.alibaba.com>, Zi Yan <ziy@...dia.com>,
 David Hildenbrand <david@...hat.com>, shuah Khan <shuah@...nel.org>
Subject: Re: [PATCH] selftests/mm: Added new test cases to the migration test


On 19/12/24 3:57 pm, Donet Tom wrote:
> Added three new test cases to the migration tests:
>
> 1. Shared anon THP migration test
> This test will mmap shared anon memory, madvise it to
> MADV_HUGEPAGE, then do migration entry testing. One thread
> will move pages back and forth between nodes whilst other
> threads try and access them.
>
> 2. Private anon hugetlb migration test
> This test will mmap private anon hugetlb memory and then
> do the migration entry testing.
>
> 3. Shared anon hugetlb migration test
> This test will mmap shared anon hugetlb memory and then
> do the migration entry testing.
>
> Test results
> ============
>   # ./tools/testing/selftests/mm/migration
>   TAP version 13
>   1..6
>   # Starting 6 tests from 1 test cases.
>   #  RUN           migration.private_anon ...
>   #            OK  migration.private_anon
>   ok 1 migration.private_anon
>   #  RUN           migration.shared_anon ...
>   #            OK  migration.shared_anon
>   ok 2 migration.shared_anon
>   #  RUN           migration.private_anon_thp ...
>   #            OK  migration.private_anon_thp
>   ok 3 migration.private_anon_thp
>   #  RUN           migration.shared_anon_thp ...
>   #            OK  migration.shared_anon_thp
>   ok 4 migration.shared_anon_thp
>   #  RUN           migration.private_anon_htlb ...
>   #            OK  migration.private_anon_htlb
>   ok 5 migration.private_anon_htlb
>   #  RUN           migration.shared_anon_htlb ...
>   #            OK  migration.shared_anon_htlb
>   ok 6 migration.shared_anon_htlb
>   # PASSED: 6 / 6 tests passed.
>   # Totals: pass:6 fail:0 xfail:0 xpass:0 skip:0 error:0
>   #
>
> Signed-off-by: Donet Tom <donettom@...ux.ibm.com>
> ---

Reviewed-by: Dev Jain <dev.jain@....com>