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Sun, 12 Oct 2025 14:22:26 +0000 Date: Sun, 12 Oct 2025 22:22:15 +0800 From: kernel test robot To: Ard Biesheuvel , CC: , , , Ard Biesheuvel , Austin Zheng , Jun Lei , "Harry Wentland" , Leo Li , "Rodrigo Siqueira" , Alex Deucher , Christian =?iso-8859-1?Q?K=F6nig?= , , Subject: Re: [PATCH] drm/amd: Permit DC_FP_START/END only in non-FP compilation units Message-ID: Content-Type: text/plain; charset="us-ascii" Content-Disposition: inline In-Reply-To: <20251009150621.3886079-2-ardb+git@google.com> X-ClientProxiedBy: SG2PR04CA0173.apcprd04.prod.outlook.com (2603:1096:4::35) To BY5PR11MB4165.namprd11.prod.outlook.com (2603:10b6:a03:18c::26) MIME-Version: 1.0 X-MS-Exchange-MessageSentRepresentingType: 1 X-MS-PublicTrafficType: Email X-MS-TrafficTypeDiagnostic: BY5PR11MB4165:EE_|CH3PR11MB8154:EE_ X-MS-Office365-Filtering-Correlation-Id: f20a7b6e-eed5-408e-f72e-08de099ac493 X-MS-Exchange-SenderADCheck: 1 X-MS-Exchange-AntiSpam-Relay: 0 X-Microsoft-Antispam: BCL:0;ARA:13230040|7416014|376014|366016|1800799024; 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And when submitting patch, we suggest to use '--base' as documented in https://git-scm.com/docs/git-format-patch#_base_tree_information] url: https://github.com/intel-lab-lkp/linux/commits/Ard-Biesheuvel/drm-amd-Permit-DC_FP_START-END-only-in-non-FP-compilation-units/20251010-120206 base: https://git.kernel.org/pub/scm/linux/kernel/git/soc/soc.git for-next patch link: https://lore.kernel.org/r/20251009150621.3886079-2-ardb%2Bgit%40google.com patch subject: [PATCH] drm/amd: Permit DC_FP_START/END only in non-FP compilation units :::::: branch date: 14 hours ago :::::: commit date: 14 hours ago config: x86_64-randconfig-071-20251010 (https://download.01.org/0day-ci/archive/20251011/202510110219.Z6t2PJbZ-lkp@intel.com/config) compiler: clang version 20.1.8 (https://github.com/llvm/llvm-project 87f0227cb60147a26a1eeb4fb06e3b505e9c7261) reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20251011/202510110219.Z6t2PJbZ-lkp@intel.com/reproduce) If you fix the issue in a separate patch/commit (i.e. not just a new version of the same patch/commit), kindly add following tags | Reported-by: kernel test robot | Closes: https://lore.kernel.org/r/202510110219.Z6t2PJbZ-lkp@intel.com/ All errors (new ones prefixed by >>): >> drivers/gpu/drm/amd/amdgpu/../display/dc/dml2/dml2_wrapper.c:563:2: error: call to '__compiletime_assert_610' declared with 'error' attribute: BUILD_BUG failed 563 | DC_FP_START(); | ^ drivers/gpu/drm/amd/amdgpu/../display/amdgpu_dm/dc_fpu.h:38:23: note: expanded from macro 'DC_FP_START' 38 | #define DC_FP_START() BUILD_BUG() | ^ include/linux/build_bug.h:59:21: note: expanded from macro 'BUILD_BUG' 59 | #define BUILD_BUG() BUILD_BUG_ON_MSG(1, "BUILD_BUG failed") | ^ include/linux/build_bug.h:39:37: note: expanded from macro 'BUILD_BUG_ON_MSG' 39 | #define BUILD_BUG_ON_MSG(cond, msg) compiletime_assert(!(cond), msg) | ^ note: (skipping 1 expansions in backtrace; use -fmacro-backtrace-limit=0 to see all) include/linux/compiler_types.h:583:2: note: expanded from macro '_compiletime_assert' 583 | __compiletime_assert(condition, msg, prefix, suffix) | ^ include/linux/compiler_types.h:576:4: note: expanded from macro '__compiletime_assert' 576 | prefix ## suffix(); \ | ^ :39:1: note: expanded from here 39 | __compiletime_assert_610 | ^ drivers/gpu/drm/amd/amdgpu/../display/dc/dml2/dml2_wrapper.c:615:2: error: call to '__compiletime_assert_612' declared with 'error' attribute: BUILD_BUG failed 615 | DC_FP_START(); | ^ drivers/gpu/drm/amd/amdgpu/../display/amdgpu_dm/dc_fpu.h:38:23: note: expanded from macro 'DC_FP_START' 38 | #define DC_FP_START() BUILD_BUG() | ^ include/linux/build_bug.h:59:21: note: expanded from macro 'BUILD_BUG' 59 | #define BUILD_BUG() BUILD_BUG_ON_MSG(1, "BUILD_BUG failed") | ^ include/linux/build_bug.h:39:37: note: expanded from macro 'BUILD_BUG_ON_MSG' 39 | #define BUILD_BUG_ON_MSG(cond, msg) compiletime_assert(!(cond), msg) | ^ note: (skipping 1 expansions in backtrace; use -fmacro-backtrace-limit=0 to see all) include/linux/compiler_types.h:583:2: note: expanded from macro '_compiletime_assert' 583 | __compiletime_assert(condition, msg, prefix, suffix) | ^ include/linux/compiler_types.h:576:4: note: expanded from macro '__compiletime_assert' 576 | prefix ## suffix(); \ | ^ :45:1: note: expanded from here 45 | __compiletime_assert_612 | ^ 2 errors generated. vim +563 drivers/gpu/drm/amd/amdgpu/../display/dc/dml2/dml2_wrapper.c 7966f319c66d94 Qingqing Zhuo 2023-07-28 547 269c1d1443d668 Yan Li 2025-05-14 548 bool dml2_validate(const struct dc *in_dc, struct dc_state *context, struct dml2_context *dml2, 269c1d1443d668 Yan Li 2025-05-14 549 enum dc_validate_mode validate_mode) 7966f319c66d94 Qingqing Zhuo 2023-07-28 550 { 7966f319c66d94 Qingqing Zhuo 2023-07-28 551 bool out = false; 7966f319c66d94 Qingqing Zhuo 2023-07-28 552 cc263c3a0c9f38 Joshua Aberback 2024-03-07 553 if (!dml2) 7966f319c66d94 Qingqing Zhuo 2023-07-28 554 return false; cc263c3a0c9f38 Joshua Aberback 2024-03-07 555 dml2_apply_debug_options(in_dc, dml2); 7966f319c66d94 Qingqing Zhuo 2023-07-28 556 00c391102abc13 Aurabindo Pillai 2024-03-20 557 /* DML2.1 validation path */ 00c391102abc13 Aurabindo Pillai 2024-03-20 558 if (dml2->architecture == dml2_architecture_21) { 269c1d1443d668 Yan Li 2025-05-14 559 out = dml21_validate(in_dc, context, dml2, validate_mode); 00c391102abc13 Aurabindo Pillai 2024-03-20 560 return out; 00c391102abc13 Aurabindo Pillai 2024-03-20 561 } 7966f319c66d94 Qingqing Zhuo 2023-07-28 562 366e77cd4923c3 Huacai Chen 2025-03-27 @563 DC_FP_START(); 366e77cd4923c3 Huacai Chen 2025-03-27 564 269c1d1443d668 Yan Li 2025-05-14 565 /* Use dml_validate_only for DC_VALIDATE_MODE_ONLY and DC_VALIDATE_MODE_AND_STATE_INDEX path */ 269c1d1443d668 Yan Li 2025-05-14 566 if (validate_mode != DC_VALIDATE_MODE_AND_PROGRAMMING) b02b0fc488ba6e Yan Li 2025-05-21 567 out = dml2_validate_only(context, validate_mode); 7966f319c66d94 Qingqing Zhuo 2023-07-28 568 else b02b0fc488ba6e Yan Li 2025-05-21 569 out = dml2_validate_and_build_resource(in_dc, context, validate_mode); 366e77cd4923c3 Huacai Chen 2025-03-27 570 366e77cd4923c3 Huacai Chen 2025-03-27 571 DC_FP_END(); 366e77cd4923c3 Huacai Chen 2025-03-27 572 7966f319c66d94 Qingqing Zhuo 2023-07-28 573 return out; 7966f319c66d94 Qingqing Zhuo 2023-07-28 574 } 7966f319c66d94 Qingqing Zhuo 2023-07-28 575 -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki