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Fri, 25 Oct 2024 11:39:41 -0700 Date: Fri, 25 Oct 2024 11:39:40 -0700 From: Nicolin Chen To: Steven Sistare CC: , Jason Gunthorpe , Kevin Tian Subject: Re: [PATCH V7 9/9] iommufd: map file selftest Message-ID: References: <1729861919-234514-1-git-send-email-steven.sistare@oracle.com> <1729861919-234514-10-git-send-email-steven.sistare@oracle.com> <2c7edd3b-61c7-4012-b825-4972c0efcec5@oracle.com> Precedence: bulk X-Mailing-List: iommu@lists.linux.dev List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Disposition: inline In-Reply-To: <2c7edd3b-61c7-4012-b825-4972c0efcec5@oracle.com> X-NV-OnPremToCloud: ExternallySecured X-EOPAttributedMessage: 0 X-MS-PublicTrafficType: Email X-MS-TrafficTypeDiagnostic: MN1PEPF0000F0DE:EE_|SJ2PR12MB8829:EE_ X-MS-Office365-Filtering-Correlation-Id: cde3eecc-8b97-48eb-de47-08dcf5246d6c X-MS-Exchange-SenderADCheck: 1 X-MS-Exchange-AntiSpam-Relay: 0 X-Microsoft-Antispam: BCL:0;ARA:13230040|376014|82310400026|36860700013|1800799024; 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X-OriginatorOrg: Nvidia.com X-MS-Exchange-CrossTenant-OriginalArrivalTime: 25 Oct 2024 18:39:58.1215 (UTC) X-MS-Exchange-CrossTenant-Network-Message-Id: cde3eecc-8b97-48eb-de47-08dcf5246d6c X-MS-Exchange-CrossTenant-Id: 43083d15-7273-40c1-b7db-39efd9ccc17a X-MS-Exchange-CrossTenant-OriginalAttributedTenantConnectingIp: TenantId=43083d15-7273-40c1-b7db-39efd9ccc17a;Ip=[216.228.118.233];Helo=[mail.nvidia.com] X-MS-Exchange-CrossTenant-AuthSource: MN1PEPF0000F0DE.namprd04.prod.outlook.com X-MS-Exchange-CrossTenant-AuthAs: Anonymous X-MS-Exchange-CrossTenant-FromEntityHeader: HybridOnPrem X-MS-Exchange-Transport-CrossTenantHeadersStamped: SJ2PR12MB8829 On Fri, Oct 25, 2024 at 01:58:57PM -0400, Steven Sistare wrote: > On 10/25/2024 1:04 PM, Nicolin Chen wrote: > > On Fri, Oct 25, 2024 at 06:11:59AM -0700, Steve Sistare wrote: > > > > > > Add test cases to exercise IOMMU_IOAS_MAP_FILE. > > > > > > Signed-off-by: Steve Sistare > > > Reviewed-by: Nicolin Chen Reran on Jason's linus tree: ... # PASSED: 204 / 204 tests passed. # Totals: pass:194 fail:0 xfail:0 xpass:0 skip:10 error:0 ... # PASSED: 8 / 8 tests passed. # Totals: pass:8 fail:0 xfail:0 xpass:0 skip:0 error:0 Tested-by: Nicolin Chen > > The build passes, but I now see a few failing tests. Any idea? > > Strange. All tests pass for me, with patches applied to base commit > e2d8fe9148b79ed1cbf0663edc988db7769173dc > > # modprobe iomufd > # iommufd > ... > Totals: pass:204 fail:0 xfail:0 xpass:0 skip:0 error:0 > > However, I also needed this patch from Yi Liu to make it work: > [2] https://github.com/yiliu1765/iommufd/commit/ff0772d155c1ae2841e7b7ff0d7ca889271b81b2 > > Without that, most tests fail, even before my series. I run on ARM64, so I don't have that for it fixing an x86 issue. > I will try to reproduce your failures. > What is your base commit? I was using the for-next tree (rc1) from: git git://git.kernel.org/pub/scm/linux/kernel/git/jgg/iommufd.git And it was failing, so I guess rc1 is missing something for memfd. So, it should be a false alarm. > What is your value of /sys/kernel/mm/transparent_hugepage/shmem_enabled ? > (both always and never pass for me) $ cat /sys/kernel/mm/transparent_hugepage/shmem_enabled always within_size advise [never] deny force And I retried with "always" that works too with the linus tree. Thanks Nicolin