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b=D9PBPZw2QkEh4d3zlb3veyg39pIlCiLP023vXYqa7zKwq00dgO/HGjR6u7K8TtkA+f/Ucew9CM+KBWOSAf+dDtAp5FnDDfrEZkOVkgVJY53k6eWooI+Qi/APbR6iJfG0fhnIHhKYvosmTjfJFGGF3jjbRu6fbM+jNJATJKmHnDI= Authentication-Results-Original: dkim=none (message not signed) header.d=none;dmarc=none action=none header.from=arm.com; Received: from AM9PR08MB7120.eurprd08.prod.outlook.com (2603:10a6:20b:3dc::22) by DU0PR08MB9440.eurprd08.prod.outlook.com (2603:10a6:10:42c::16) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.20.8835.19; Thu, 12 Jun 2025 05:14:39 +0000 Received: from AM9PR08MB7120.eurprd08.prod.outlook.com ([fe80::2933:29aa:2693:d12e]) by AM9PR08MB7120.eurprd08.prod.outlook.com ([fe80::2933:29aa:2693:d12e%2]) with mapi id 15.20.8835.023; Thu, 12 Jun 2025 05:14:39 +0000 Message-ID: <06ebdea8-3bb4-48fd-b17a-1e944f85a6c5@arm.com> Date: Thu, 12 Jun 2025 10:44:34 +0530 User-Agent: Mozilla Thunderbird Subject: Re: [PATCH 2/2] selftests: mm: add shmem collpase as a default test item To: Baolin Wang , akpm@linux-foundation.org, david@redhat.com Cc: lorenzo.stoakes@oracle.com, Liam.Howlett@oracle.com, npache@redhat.com, ryan.roberts@arm.com, baohua@kernel.org, shuah@kernel.org, ziy@nvidia.com, linux-mm@kvack.org, linux-kselftest@vger.kernel.org, linux-kernel@vger.kernel.org References: <1352b17c513364164f6231ac32283cbb7093b603.1749697399.git.baolin.wang@linux.alibaba.com> Content-Language: en-US From: Dev Jain In-Reply-To: <1352b17c513364164f6231ac32283cbb7093b603.1749697399.git.baolin.wang@linux.alibaba.com> Content-Type: text/plain; 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X-OriginatorOrg: arm.com X-MS-Exchange-CrossTenant-OriginalArrivalTime: 12 Jun 2025 05:15:12.1745 (UTC) X-MS-Exchange-CrossTenant-Network-Message-Id: 68a57c05-4c62-4ce5-945c-08dda9701bb4 X-MS-Exchange-CrossTenant-Id: f34e5979-57d9-4aaa-ad4d-b122a662184d X-MS-Exchange-CrossTenant-OriginalAttributedTenantConnectingIp: TenantId=f34e5979-57d9-4aaa-ad4d-b122a662184d;Ip=[4.158.2.129];Helo=[outbound-uk1.az.dlp.m.darktrace.com] X-MS-Exchange-CrossTenant-AuthSource: DU6PEPF00009524.eurprd02.prod.outlook.com X-MS-Exchange-CrossTenant-AuthAs: Anonymous X-MS-Exchange-CrossTenant-FromEntityHeader: HybridOnPrem X-MS-Exchange-Transport-CrossTenantHeadersStamped: DBBPR08MB6108 On 12/06/25 9:24 am, Baolin Wang wrote: > 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 > --- > 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 Reviewed-by: Dev Jain Tested-by: Dev Jain