linux-kernel - RE: [PATCH 2/2] selftests: mm: add shmem collpase as a default test item

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Message-ID:
 <MW5PR13MB563297B61566E15E59B02330FD74A@MW5PR13MB5632.namprd13.prod.outlook.com>
Date: Thu, 12 Jun 2025 04:20:19 +0000
From: "Bird, Tim" <Tim.Bird@...y.com>
To: Baolin Wang <baolin.wang@...ux.alibaba.com>,
        "akpm@...ux-foundation.org"
	<akpm@...ux-foundation.org>,
        "david@...hat.com" <david@...hat.com>
CC: "lorenzo.stoakes@...cle.com" <lorenzo.stoakes@...cle.com>,
        "Liam.Howlett@...cle.com" <Liam.Howlett@...cle.com>,
        "npache@...hat.com"
	<npache@...hat.com>,
        "ryan.roberts@....com" <ryan.roberts@....com>,
        "dev.jain@....com" <dev.jain@....com>,
        "baohua@...nel.org"
	<baohua@...nel.org>,
        "shuah@...nel.org" <shuah@...nel.org>,
        "ziy@...dia.com"
	<ziy@...dia.com>,
        "linux-mm@...ck.org" <linux-mm@...ck.org>,
        "linux-kselftest@...r.kernel.org" <linux-kselftest@...r.kernel.org>,
        "linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>
Subject: RE: [PATCH 2/2] selftests: mm: add shmem collpase as a default test
 item

collpase in the subject line should be collapse
 -- Tim

> -----Original Message-----
> From: Baolin Wang <baolin.wang@...ux.alibaba.com>
> Subject: [PATCH 2/2] selftests: mm: add shmem collpase as a default test item
> 
> Currently, we only test anonymous memory collapse by default. We should also add shmem collapse as a default test item to catch issues that
> could break the test cases. Signed-off-by: Baolin Wang <baolin. wang@ linux. alibaba. com> --- tools/testing/selftests/mm/run_vmtests. sh
> 
> Currently, we only test anonymous memory collapse by default. We should also
> add shmem collapse as a default test item to catch issues that could break
> the test cases.
> 
> Signed-off-by: Baolin Wang <baolin.wang@...ux.alibaba.com>
> ---
>  tools/testing/selftests/mm/run_vmtests.sh | 4 ++++
>  1 file changed, 4 insertions(+)
> 
> diff --git a/tools/testing/selftests/mm/run_vmtests.sh b/tools/testing/selftests/mm/run_vmtests.sh
> index 33fc7fafa8f9..a38c984103ce 100755
> --- a/tools/testing/selftests/mm/run_vmtests.sh
> +++ b/tools/testing/selftests/mm/run_vmtests.sh
> @@ -485,6 +485,10 @@ CATEGORY="thp" run_test ./khugepaged
> 
>  CATEGORY="thp" run_test ./khugepaged -s 2
> 
> +CATEGORY="thp" run_test ./khugepaged all:shmem
> +
> +CATEGORY="thp" run_test ./khugepaged -s 4 all:shmem
> +
>  CATEGORY="thp" run_test ./transhuge-stress -d 20
> 
>  # Try to create XFS if not provided
> --
> 2.43.5
>