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Fri, 2 Jun 2023 19:16:09 -0700 Received: from rnnvmail203.nvidia.com (10.129.68.9) by rnnvmail205.nvidia.com (10.129.68.10) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.2.986.37; Fri, 2 Jun 2023 19:16:08 -0700 Received: from blueforge.nvidia.com (10.127.8.13) by mail.nvidia.com (10.129.68.9) with Microsoft SMTP Server id 15.2.986.37 via Frontend Transport; Fri, 2 Jun 2023 19:16:08 -0700 From: John Hubbard To: Andrew Morton CC: David Hildenbrand , Peter Xu , "Shuah Khan" , Nathan Chancellor , , , LKML , John Hubbard Subject: [PATCH v2 09/11] selftests/mm: move psize(), pshift() into vm_utils.c Date: Fri, 2 Jun 2023 19:15:56 -0700 Message-ID: <20230603021558.95299-10-jhubbard@nvidia.com> X-Mailer: git-send-email 2.40.1 In-Reply-To: <20230603021558.95299-1-jhubbard@nvidia.com> References: <20230603021558.95299-1-jhubbard@nvidia.com> MIME-Version: 1.0 X-NVConfidentiality: public X-EOPAttributedMessage: 0 X-MS-PublicTrafficType: Email X-MS-TrafficTypeDiagnostic: BN8NAM11FT051:EE_|PH7PR12MB6764:EE_ X-MS-Office365-Filtering-Correlation-Id: 407d3725-fac4-4239-cc21-08db63d886ea X-MS-Exchange-SenderADCheck: 1 X-MS-Exchange-AntiSpam-Relay: 0 X-Microsoft-Antispam: BCL:0; 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X-OriginatorOrg: Nvidia.com X-MS-Exchange-CrossTenant-OriginalArrivalTime: 03 Jun 2023 02:16:22.8646 (UTC) X-MS-Exchange-CrossTenant-Network-Message-Id: 407d3725-fac4-4239-cc21-08db63d886ea X-MS-Exchange-CrossTenant-Id: 43083d15-7273-40c1-b7db-39efd9ccc17a X-MS-Exchange-CrossTenant-OriginalAttributedTenantConnectingIp: TenantId=43083d15-7273-40c1-b7db-39efd9ccc17a;Ip=[216.228.117.160];Helo=[mail.nvidia.com] X-MS-Exchange-CrossTenant-AuthSource: BN8NAM11FT051.eop-nam11.prod.protection.outlook.com X-MS-Exchange-CrossTenant-AuthAs: Anonymous X-MS-Exchange-CrossTenant-FromEntityHeader: HybridOnPrem X-MS-Exchange-Transport-CrossTenantHeadersStamped: PH7PR12MB6764 X-Spam-Status: No, score=-1.3 required=5.0 tests=BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,DKIM_VALID_AU,DKIM_VALID_EF,FORGED_SPF_HELO, RCVD_IN_DNSWL_NONE,RCVD_IN_MSPIKE_H2,SPF_HELO_PASS,SPF_NONE, T_SCC_BODY_TEXT_LINE,URIBL_BLOCKED autolearn=no autolearn_force=no version=3.4.6 X-Spam-Checker-Version: SpamAssassin 3.4.6 (2021-04-09) on lindbergh.monkeyblade.net Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org X-getmail-retrieved-from-mailbox: =?utf-8?q?INBOX?= X-GMAIL-THRID: =?utf-8?q?1767646784438068616?= X-GMAIL-MSGID: =?utf-8?q?1767646784438068616?= This is in preparation for linking test programs with both vm_utils.c and uffd-common.c. The static inline routines, while normally not a problem, in this case complicate an already fragile header file situation: the header files including other header files leads to compilation failures in a subsequent patch that moves code around. Anyway, there is no particular need for inlining here, so turn these into normal functions, as a workaround to avoid refactoring the header file includes for now. Cc: David Hildenbrand Cc: Peter Xu Signed-off-by: John Hubbard --- tools/testing/selftests/mm/vm_util.c | 14 ++++++++++++++ tools/testing/selftests/mm/vm_util.h | 16 ++-------------- 2 files changed, 16 insertions(+), 14 deletions(-) diff --git a/tools/testing/selftests/mm/vm_util.c b/tools/testing/selftests/mm/vm_util.c index 9b06a5034808..01296c17df02 100644 --- a/tools/testing/selftests/mm/vm_util.c +++ b/tools/testing/selftests/mm/vm_util.c @@ -301,3 +301,17 @@ int uffd_get_features(uint64_t *features) return 0; } + +unsigned int psize(void) +{ + if (!__page_size) + __page_size = sysconf(_SC_PAGESIZE); + return __page_size; +} + +unsigned int pshift(void) +{ + if (!__page_shift) + __page_shift = (ffsl(psize()) - 1); + return __page_shift; +} diff --git a/tools/testing/selftests/mm/vm_util.h b/tools/testing/selftests/mm/vm_util.h index 07f39ed2efba..8aa543a3678b 100644 --- a/tools/testing/selftests/mm/vm_util.h +++ b/tools/testing/selftests/mm/vm_util.h @@ -3,7 +3,6 @@ #include #include #include -#include /* ffsl() */ #include /* _SC_PAGESIZE */ #define BIT_ULL(nr) (1ULL << (nr)) @@ -17,19 +16,8 @@ extern unsigned int __page_size; extern unsigned int __page_shift; -static inline unsigned int psize(void) -{ - if (!__page_size) - __page_size = sysconf(_SC_PAGESIZE); - return __page_size; -} - -static inline unsigned int pshift(void) -{ - if (!__page_shift) - __page_shift = (ffsl(psize()) - 1); - return __page_shift; -} +unsigned int psize(void); +unsigned int pshift(void); uint64_t pagemap_get_entry(int fd, char *start); bool pagemap_is_softdirty(int fd, char *start);