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Howlett" , Muhammad Usama Anjum , Peter Xu , Rich Felker , linux-mm@kvack.org, linux-kselftest@vger.kernel.org, LKML , John Hubbard Subject: [PATCH 3/5] mm/selftests: kvm, mdwe fixes to avoid requiring "make headers" Date: Fri, 7 Jun 2024 19:10:21 -0700 Message-ID: <20240608021023.176027-4-jhubbard@nvidia.com> X-Mailer: git-send-email 2.45.2 In-Reply-To: <20240608021023.176027-1-jhubbard@nvidia.com> References: <20240608021023.176027-1-jhubbard@nvidia.com> X-NVConfidentiality: public X-ClientProxiedBy: BY5PR16CA0011.namprd16.prod.outlook.com (2603:10b6:a03:1a0::24) To BY5PR12MB4130.namprd12.prod.outlook.com (2603:10b6:a03:20b::16) Precedence: bulk X-Mailing-List: linux-kselftest@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 X-MS-PublicTrafficType: Email X-MS-TrafficTypeDiagnostic: BY5PR12MB4130:EE_|BY5PR12MB4196:EE_ X-MS-Office365-Filtering-Correlation-Id: b60665d7-8178-418c-bd07-08dc876029ee X-MS-Exchange-SenderADCheck: 1 X-MS-Exchange-AntiSpam-Relay: 0 X-Microsoft-Antispam: BCL:0;ARA:13230031|1800799015|7416005|376005|366007; 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Here is an excerpt of the build failures: ksm_tests.c:252:13: error: use of undeclared identifier 'PR_SET_MEMORY_MERGE' ... mdwe_test.c:26:18: error: use of undeclared identifier 'PR_SET_MDWE' mdwe_test.c:38:18: error: use of undeclared identifier 'PR_GET_MDWE' Fix these errors by adding the missing items to vm_util.h, and include vm_util.h from mdwe_test.c. Signed-off-by: John Hubbard --- tools/testing/selftests/mm/mdwe_test.c | 1 + tools/testing/selftests/mm/vm_util.h | 15 +++++++++++++++ 2 files changed, 16 insertions(+) diff --git a/tools/testing/selftests/mm/mdwe_test.c b/tools/testing/selftests/mm/mdwe_test.c index 200bedcdc32e..cfe0b64d1567 100644 --- a/tools/testing/selftests/mm/mdwe_test.c +++ b/tools/testing/selftests/mm/mdwe_test.c @@ -15,6 +15,7 @@ #include #include "../kselftest_harness.h" +#include "vm_util.h" #ifndef __aarch64__ # define PROT_BTI 0 diff --git a/tools/testing/selftests/mm/vm_util.h b/tools/testing/selftests/mm/vm_util.h index 9007c420d52c..99cbb7c0ea9d 100644 --- a/tools/testing/selftests/mm/vm_util.h +++ b/tools/testing/selftests/mm/vm_util.h @@ -61,3 +61,18 @@ unsigned long get_free_hugepages(void); #define PAGEMAP_PRESENT(ent) (((ent) & (1ull << 63)) != 0) #define PAGEMAP_PFN(ent) ((ent) & ((1ull << 55) - 1)) + +#ifndef PR_SET_MEMORY_MERGE +#define PR_SET_MEMORY_MERGE 67 +#endif + +#ifndef PR_GET_MEMORY_MERGE +#define PR_GET_MEMORY_MERGE 68 +#endif + +#ifndef PR_SET_MDWE +#define PR_SET_MDWE 65 +#define PR_MDWE_REFUSE_EXEC_GAIN (1UL << 0) +#define PR_MDWE_NO_INHERIT (1UL << 1) +#define PR_GET_MDWE 66 +#endif