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X-IronPort-AV: E=McAfee;i="6600,9927,10774"; a="363534979" X-IronPort-AV: E=Sophos;i="6.01,211,1684825200"; d="scan'208";a="363534979" Received: from fmsmga007.fm.intel.com ([10.253.24.52]) by fmsmga102.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 17 Jul 2023 17:17:18 -0700 X-ExtLoop1: 1 X-IronPort-AV: E=McAfee;i="6600,9927,10774"; a="726734067" X-IronPort-AV: E=Sophos;i="6.01,211,1684825200"; d="scan'208";a="726734067" Received: from lkp-server01.sh.intel.com (HELO c544d7fc5005) ([10.239.97.150]) by fmsmga007.fm.intel.com with ESMTP; 17 Jul 2023 17:17:13 -0700 Received: from kbuild by c544d7fc5005 with local (Exim 4.96) (envelope-from ) id 1qLYOu-000A0q-2t; Tue, 18 Jul 2023 00:17:12 +0000 Date: Tue, 18 Jul 2023 08:17:08 +0800 From: kernel test robot To: Andy Shevchenko Cc: llvm@lists.linux.dev, oe-kbuild-all@lists.linux.dev, Andrew Morton , Linux Memory Management List Subject: [akpm-mm:mm-nonmm-unstable 35/36] arch/arm64/kernel/paravirt.c:102:2: error: use of undeclared identifier '___res' Message-ID: <202307180822.ixtEtD76-lkp@intel.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline X-Rspam-User: X-Stat-Signature: 6wp86b1xx5w36kzi1oniw638rk7spkn6 X-Rspamd-Server: rspam07 X-Rspamd-Queue-Id: 90022180005 X-HE-Tag: 1689639484-478029 X-HE-Meta: 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 w0R2IIUH xAcRMc8FQzS/7pOiZ4tkAvVGXU2JU7P2WaJb3msGF1t7Cm8UUPd2OYAHbWC+6C/TLh5D3ozZp7aHa/LOIEMmIr8XH1uhLliedvAZhs23s7Edpd3i7CwLZ/tYtgL1ZzSfp7IUe/LPRYc9ZAC12edbtsxSpscrlXmSZoFrQJdJNNk26ZiPvhAyfk0cCpaBjeT60jIIOyWXPzJtaiD6T+VJqL1vuoM3HARka22CSz84GNvRS68EbzWxq6vxIPmiIYbnHJ3cbk5uKbiMQaPnhlbnuOvrn2xFKkwKy3VaGgrFqtUj3EHWmKv2iZKqkg2HWj4qVEzVdMFKs+dg9khKiYiOnC2n9h7F5bntOlK5szn+whxkdpEedE3VHhonqMvC37TkyQnpfi+LOd0Gihcxr0hl2Cdqb6TEYHS4pvQEQ X-Bogosity: Ham, tests=bogofilter, spamicity=0.000000, version=1.2.4 Sender: owner-linux-mm@kvack.org Precedence: bulk X-Loop: owner-majordomo@kvack.org List-ID: tree: https://git.kernel.org/pub/scm/linux/kernel/git/akpm/mm.git mm-nonmm-unstable head: 643039cbab79355ceb1ce9a91e2a7483a44bec05 commit: fceebffabbb6a664115469aac95d243048b09d22 [35/36] arm64: smccc: replace custom COUNT_ARGS() & CONCATENATE() implementations config: arm64-randconfig-r036-20230717 (https://download.01.org/0day-ci/archive/20230718/202307180822.ixtEtD76-lkp@intel.com/config) compiler: clang version 17.0.0 (https://github.com/llvm/llvm-project.git 4a5ac14ee968ff0ad5d2cc1ffa0299048db4c88a) reproduce: (https://download.01.org/0day-ci/archive/20230718/202307180822.ixtEtD76-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/oe-kbuild-all/202307180822.ixtEtD76-lkp@intel.com/ All errors (new ones prefixed by >>): >> arch/arm64/kernel/paravirt.c:102:2: error: use of undeclared identifier '__declare_arg_2' 102 | arm_smccc_1_1_invoke(ARM_SMCCC_HV_PV_TIME_ST, &res); | ^ include/linux/arm-smccc.h:563:4: note: expanded from macro 'arm_smccc_1_1_invoke' 563 | arm_smccc_1_1_hvc(__VA_ARGS__); \ | ^ include/linux/arm-smccc.h:526:32: note: expanded from macro 'arm_smccc_1_1_hvc' 526 | #define arm_smccc_1_1_hvc(...) __arm_smccc_1_1(SMCCC_HVC_INST, __VA_ARGS__) | ^ include/linux/arm-smccc.h:485:3: note: expanded from macro '__arm_smccc_1_1' 485 | CONCATENATE(__declare_arg_, COUNT_ARGS(__VA_ARGS__)); \ | ^ include/linux/args.h:26:27: note: expanded from macro 'CONCATENATE' 26 | #define CONCATENATE(a, b) __CONCAT(a, b) | ^ include/linux/args.h:25:24: note: expanded from macro '__CONCAT' 25 | #define __CONCAT(a, b) a ## b | ^ :146:1: note: expanded from here 146 | __declare_arg_2 | ^ >> arch/arm64/kernel/paravirt.c:102:2: error: use of undeclared identifier 'arg0' include/linux/arm-smccc.h:563:4: note: expanded from macro 'arm_smccc_1_1_invoke' 563 | arm_smccc_1_1_hvc(__VA_ARGS__); \ | ^ include/linux/arm-smccc.h:526:32: note: expanded from macro 'arm_smccc_1_1_hvc' 526 | #define arm_smccc_1_1_hvc(...) __arm_smccc_1_1(SMCCC_HVC_INST, __VA_ARGS__) | ^ include/linux/arm-smccc.h:489:11: note: expanded from macro '__arm_smccc_1_1' 489 | : CONCATENATE(__constraint_read_, \ | ^ note: (skipping 3 expansions in backtrace; use -fmacro-backtrace-limit=0 to see all) include/linux/arm-smccc.h:419:29: note: expanded from macro '__constraint_read_2' 419 | #define __constraint_read_2 __constraint_read_1, "r" (arg2) | ^ include/linux/arm-smccc.h:418:29: note: expanded from macro '__constraint_read_1' 418 | #define __constraint_read_1 __constraint_read_0, "r" (arg1) | ^ include/linux/arm-smccc.h:417:34: note: expanded from macro '__constraint_read_0' 417 | #define __constraint_read_0 "r" (arg0) | ^ >> arch/arm64/kernel/paravirt.c:102:2: error: use of undeclared identifier '___res' include/linux/arm-smccc.h:563:4: note: expanded from macro 'arm_smccc_1_1_invoke' 563 | arm_smccc_1_1_hvc(__VA_ARGS__); \ | ^ include/linux/arm-smccc.h:526:32: note: expanded from macro 'arm_smccc_1_1_hvc' 526 | #define arm_smccc_1_1_hvc(...) __arm_smccc_1_1(SMCCC_HVC_INST, __VA_ARGS__) | ^ include/linux/arm-smccc.h:492:7: note: expanded from macro '__arm_smccc_1_1' 492 | if (___res) \ | ^ >> arch/arm64/kernel/paravirt.c:102:2: error: use of undeclared identifier '___res' include/linux/arm-smccc.h:563:4: note: expanded from macro 'arm_smccc_1_1_invoke' 563 | arm_smccc_1_1_hvc(__VA_ARGS__); \ | ^ include/linux/arm-smccc.h:526:32: note: expanded from macro 'arm_smccc_1_1_hvc' 526 | #define arm_smccc_1_1_hvc(...) __arm_smccc_1_1(SMCCC_HVC_INST, __VA_ARGS__) | ^ include/linux/arm-smccc.h:493:23: note: expanded from macro '__arm_smccc_1_1' 493 | *___res = (typeof(*___res)){r0, r1, r2, r3}; \ | ^ >> arch/arm64/kernel/paravirt.c:102:2: error: use of undeclared identifier '___res' include/linux/arm-smccc.h:563:4: note: expanded from macro 'arm_smccc_1_1_invoke' 563 | arm_smccc_1_1_hvc(__VA_ARGS__); \ | ^ include/linux/arm-smccc.h:526:32: note: expanded from macro 'arm_smccc_1_1_hvc' 526 | #define arm_smccc_1_1_hvc(...) __arm_smccc_1_1(SMCCC_HVC_INST, __VA_ARGS__) | ^ include/linux/arm-smccc.h:493:5: note: expanded from macro '__arm_smccc_1_1' 493 | *___res = (typeof(*___res)){r0, r1, r2, r3}; \ | ^ >> arch/arm64/kernel/paravirt.c:102:2: error: use of undeclared identifier '__declare_arg_2' include/linux/arm-smccc.h:566:4: note: expanded from macro 'arm_smccc_1_1_invoke' 566 | arm_smccc_1_1_smc(__VA_ARGS__); \ | ^ include/linux/arm-smccc.h:510:32: note: expanded from macro 'arm_smccc_1_1_smc' 510 | #define arm_smccc_1_1_smc(...) __arm_smccc_1_1(SMCCC_SMC_INST, __VA_ARGS__) | ^ include/linux/arm-smccc.h:485:3: note: expanded from macro '__arm_smccc_1_1' 485 | CONCATENATE(__declare_arg_, COUNT_ARGS(__VA_ARGS__)); \ | ^ include/linux/args.h:26:27: note: expanded from macro 'CONCATENATE' 26 | #define CONCATENATE(a, b) __CONCAT(a, b) | ^ include/linux/args.h:25:24: note: expanded from macro '__CONCAT' 25 | #define __CONCAT(a, b) a ## b | ^ :154:1: note: expanded from here 154 | __declare_arg_2 | ^ >> arch/arm64/kernel/paravirt.c:102:2: error: use of undeclared identifier 'arg0' include/linux/arm-smccc.h:566:4: note: expanded from macro 'arm_smccc_1_1_invoke' 566 | arm_smccc_1_1_smc(__VA_ARGS__); \ | ^ include/linux/arm-smccc.h:510:32: note: expanded from macro 'arm_smccc_1_1_smc' 510 | #define arm_smccc_1_1_smc(...) __arm_smccc_1_1(SMCCC_SMC_INST, __VA_ARGS__) | ^ include/linux/arm-smccc.h:489:11: note: expanded from macro '__arm_smccc_1_1' 489 | : CONCATENATE(__constraint_read_, \ | ^ note: (skipping 3 expansions in backtrace; use -fmacro-backtrace-limit=0 to see all) include/linux/arm-smccc.h:419:29: note: expanded from macro '__constraint_read_2' 419 | #define __constraint_read_2 __constraint_read_1, "r" (arg2) | ^ include/linux/arm-smccc.h:418:29: note: expanded from macro '__constraint_read_1' 418 | #define __constraint_read_1 __constraint_read_0, "r" (arg1) | ^ include/linux/arm-smccc.h:417:34: note: expanded from macro '__constraint_read_0' 417 | #define __constraint_read_0 "r" (arg0) | ^ >> arch/arm64/kernel/paravirt.c:102:2: error: use of undeclared identifier '___res' include/linux/arm-smccc.h:566:4: note: expanded from macro 'arm_smccc_1_1_invoke' 566 | arm_smccc_1_1_smc(__VA_ARGS__); \ | ^ include/linux/arm-smccc.h:510:32: note: expanded from macro 'arm_smccc_1_1_smc' 510 | #define arm_smccc_1_1_smc(...) __arm_smccc_1_1(SMCCC_SMC_INST, __VA_ARGS__) | ^ include/linux/arm-smccc.h:492:7: note: expanded from macro '__arm_smccc_1_1' 492 | if (___res) \ | ^ >> arch/arm64/kernel/paravirt.c:102:2: error: use of undeclared identifier '___res' include/linux/arm-smccc.h:566:4: note: expanded from macro 'arm_smccc_1_1_invoke' 566 | arm_smccc_1_1_smc(__VA_ARGS__); \ | ^ include/linux/arm-smccc.h:510:32: note: expanded from macro 'arm_smccc_1_1_smc' 510 | #define arm_smccc_1_1_smc(...) __arm_smccc_1_1(SMCCC_SMC_INST, __VA_ARGS__) | ^ include/linux/arm-smccc.h:493:23: note: expanded from macro '__arm_smccc_1_1' 493 | *___res = (typeof(*___res)){r0, r1, r2, r3}; \ | ^ >> arch/arm64/kernel/paravirt.c:102:2: error: use of undeclared identifier '___res' include/linux/arm-smccc.h:566:4: note: expanded from macro 'arm_smccc_1_1_invoke' 566 | arm_smccc_1_1_smc(__VA_ARGS__); \ | ^ include/linux/arm-smccc.h:510:32: note: expanded from macro 'arm_smccc_1_1_smc' 510 | #define arm_smccc_1_1_smc(...) __arm_smccc_1_1(SMCCC_SMC_INST, __VA_ARGS__) | ^ include/linux/arm-smccc.h:493:5: note: expanded from macro '__arm_smccc_1_1' 493 | *___res = (typeof(*___res)){r0, r1, r2, r3}; \ | ^ >> arch/arm64/kernel/paravirt.c:102:2: error: use of undeclared identifier '__declare_arg_2' include/linux/arm-smccc.h:569:4: note: expanded from macro 'arm_smccc_1_1_invoke' 569 | __fail_smccc_1_1(__VA_ARGS__); \ | ^ include/linux/arm-smccc.h:535:3: note: expanded from macro '__fail_smccc_1_1' 535 | CONCATENATE(__declare_arg_, COUNT_ARGS(__VA_ARGS__)); \ | ^ include/linux/args.h:26:27: note: expanded from macro 'CONCATENATE' 26 | #define CONCATENATE(a, b) __CONCAT(a, b) | ^ include/linux/args.h:25:24: note: expanded from macro '__CONCAT' 25 | #define __CONCAT(a, b) a ## b | ^ :162:1: note: expanded from here 162 | __declare_arg_2 | ^ >> arch/arm64/kernel/paravirt.c:102:2: error: use of undeclared identifier 'arg0' include/linux/arm-smccc.h:569:4: note: expanded from macro 'arm_smccc_1_1_invoke' 569 | __fail_smccc_1_1(__VA_ARGS__); \ | ^ include/linux/arm-smccc.h:537:10: note: expanded from macro '__fail_smccc_1_1' 537 | : CONCATENATE(__constraint_read_, \ | ^ include/linux/args.h:26:27: note: expanded from macro 'CONCATENATE' 26 | #define CONCATENATE(a, b) __CONCAT(a, b) | ^ note: (skipping 2 expansions in backtrace; use -fmacro-backtrace-limit=0 to see all) include/linux/arm-smccc.h:419:29: note: expanded from macro '__constraint_read_2' 419 | #define __constraint_read_2 __constraint_read_1, "r" (arg2) | ^ include/linux/arm-smccc.h:418:29: note: expanded from macro '__constraint_read_1' 418 | #define __constraint_read_1 __constraint_read_0, "r" (arg1) | ^ include/linux/arm-smccc.h:417:34: note: expanded from macro '__constraint_read_0' 417 | #define __constraint_read_0 "r" (arg0) | ^ >> arch/arm64/kernel/paravirt.c:102:2: error: use of undeclared identifier '___res' include/linux/arm-smccc.h:569:4: note: expanded from macro 'arm_smccc_1_1_invoke' 569 | __fail_smccc_1_1(__VA_ARGS__); \ | ^ include/linux/arm-smccc.h:540:7: note: expanded from macro '__fail_smccc_1_1' 540 | if (___res) \ | ^ >> arch/arm64/kernel/paravirt.c:102:2: error: use of undeclared identifier '___res' include/linux/arm-smccc.h:569:4: note: expanded from macro 'arm_smccc_1_1_invoke' 569 | __fail_smccc_1_1(__VA_ARGS__); \ | ^ include/linux/arm-smccc.h:541:4: note: expanded from macro '__fail_smccc_1_1' 541 | ___res->a0 = SMCCC_RET_NOT_SUPPORTED; \ | ^ >> arch/arm64/kernel/paravirt.c:144:2: error: use of undeclared identifier '__declare_arg_3' 144 | arm_smccc_1_1_invoke(ARM_SMCCC_ARCH_FEATURES_FUNC_ID, | ^ include/linux/arm-smccc.h:563:4: note: expanded from macro 'arm_smccc_1_1_invoke' 563 | arm_smccc_1_1_hvc(__VA_ARGS__); \ | ^ include/linux/arm-smccc.h:526:32: note: expanded from macro 'arm_smccc_1_1_hvc' 526 | #define arm_smccc_1_1_hvc(...) __arm_smccc_1_1(SMCCC_HVC_INST, __VA_ARGS__) | ^ include/linux/arm-smccc.h:485:3: note: expanded from macro '__arm_smccc_1_1' 485 | CONCATENATE(__declare_arg_, COUNT_ARGS(__VA_ARGS__)); \ | ^ include/linux/args.h:26:27: note: expanded from macro 'CONCATENATE' 26 | #define CONCATENATE(a, b) __CONCAT(a, b) | ^ include/linux/args.h:25:24: note: expanded from macro '__CONCAT' 25 | #define __CONCAT(a, b) a ## b | ^ :178:1: note: expanded from here 178 | __declare_arg_3 | ^ arch/arm64/kernel/paravirt.c:144:2: error: use of undeclared identifier 'arg0' include/linux/arm-smccc.h:563:4: note: expanded from macro 'arm_smccc_1_1_invoke' 563 | arm_smccc_1_1_hvc(__VA_ARGS__); \ | ^ include/linux/arm-smccc.h:526:32: note: expanded from macro 'arm_smccc_1_1_hvc' 526 | #define arm_smccc_1_1_hvc(...) __arm_smccc_1_1(SMCCC_HVC_INST, __VA_ARGS__) | ^ include/linux/arm-smccc.h:489:11: note: expanded from macro '__arm_smccc_1_1' 489 | : CONCATENATE(__constraint_read_, \ | ^ note: (skipping 4 expansions in backtrace; use -fmacro-backtrace-limit=0 to see all) include/linux/arm-smccc.h:419:29: note: expanded from macro '__constraint_read_2' 419 | #define __constraint_read_2 __constraint_read_1, "r" (arg2) | ^ include/linux/arm-smccc.h:418:29: note: expanded from macro '__constraint_read_1' 418 | #define __constraint_read_1 __constraint_read_0, "r" (arg1) | ^ include/linux/arm-smccc.h:417:34: note: expanded from macro '__constraint_read_0' 417 | #define __constraint_read_0 "r" (arg0) | ^ arch/arm64/kernel/paravirt.c:144:2: error: use of undeclared identifier '___res' include/linux/arm-smccc.h:563:4: note: expanded from macro 'arm_smccc_1_1_invoke' 563 | arm_smccc_1_1_hvc(__VA_ARGS__); \ | ^ include/linux/arm-smccc.h:526:32: note: expanded from macro 'arm_smccc_1_1_hvc' 526 | #define arm_smccc_1_1_hvc(...) __arm_smccc_1_1(SMCCC_HVC_INST, __VA_ARGS__) | ^ include/linux/arm-smccc.h:492:7: note: expanded from macro '__arm_smccc_1_1' 492 | if (___res) \ | ^ arch/arm64/kernel/paravirt.c:144:2: error: use of undeclared identifier '___res' include/linux/arm-smccc.h:563:4: note: expanded from macro 'arm_smccc_1_1_invoke' 563 | arm_smccc_1_1_hvc(__VA_ARGS__); \ | ^ include/linux/arm-smccc.h:526:32: note: expanded from macro 'arm_smccc_1_1_hvc' 526 | #define arm_smccc_1_1_hvc(...) __arm_smccc_1_1(SMCCC_HVC_INST, __VA_ARGS__) | ^ include/linux/arm-smccc.h:493:23: note: expanded from macro '__arm_smccc_1_1' 493 | *___res = (typeof(*___res)){r0, r1, r2, r3}; \ | ^ arch/arm64/kernel/paravirt.c:144:2: error: use of undeclared identifier '___res' include/linux/arm-smccc.h:563:4: note: expanded from macro 'arm_smccc_1_1_invoke' 563 | arm_smccc_1_1_hvc(__VA_ARGS__); \ | ^ include/linux/arm-smccc.h:526:32: note: expanded from macro 'arm_smccc_1_1_hvc' 526 | #define arm_smccc_1_1_hvc(...) __arm_smccc_1_1(SMCCC_HVC_INST, __VA_ARGS__) | ^ include/linux/arm-smccc.h:493:5: note: expanded from macro '__arm_smccc_1_1' 493 | *___res = (typeof(*___res)){r0, r1, r2, r3}; \ | ^ fatal error: too many errors emitted, stopping now [-ferror-limit=] 20 errors generated. -- >> arch/arm64/kernel/proton-pack.c:186:2: error: use of undeclared identifier '__declare_arg_3' 186 | arm_smccc_1_1_invoke(ARM_SMCCC_ARCH_FEATURES_FUNC_ID, | ^ include/linux/arm-smccc.h:563:4: note: expanded from macro 'arm_smccc_1_1_invoke' 563 | arm_smccc_1_1_hvc(__VA_ARGS__); \ | ^ include/linux/arm-smccc.h:526:32: note: expanded from macro 'arm_smccc_1_1_hvc' 526 | #define arm_smccc_1_1_hvc(...) __arm_smccc_1_1(SMCCC_HVC_INST, __VA_ARGS__) | ^ include/linux/arm-smccc.h:485:3: note: expanded from macro '__arm_smccc_1_1' 485 | CONCATENATE(__declare_arg_, COUNT_ARGS(__VA_ARGS__)); \ | ^ include/linux/args.h:26:27: note: expanded from macro 'CONCATENATE' 26 | #define CONCATENATE(a, b) __CONCAT(a, b) | ^ include/linux/args.h:25:24: note: expanded from macro '__CONCAT' 25 | #define __CONCAT(a, b) a ## b | ^ :164:1: note: expanded from here 164 | __declare_arg_3 | ^ >> arch/arm64/kernel/proton-pack.c:186:2: error: use of undeclared identifier 'arg0' include/linux/arm-smccc.h:563:4: note: expanded from macro 'arm_smccc_1_1_invoke' 563 | arm_smccc_1_1_hvc(__VA_ARGS__); \ | ^ include/linux/arm-smccc.h:526:32: note: expanded from macro 'arm_smccc_1_1_hvc' 526 | #define arm_smccc_1_1_hvc(...) __arm_smccc_1_1(SMCCC_HVC_INST, __VA_ARGS__) | ^ include/linux/arm-smccc.h:489:11: note: expanded from macro '__arm_smccc_1_1' 489 | : CONCATENATE(__constraint_read_, \ | ^ note: (skipping 4 expansions in backtrace; use -fmacro-backtrace-limit=0 to see all) include/linux/arm-smccc.h:419:29: note: expanded from macro '__constraint_read_2' 419 | #define __constraint_read_2 __constraint_read_1, "r" (arg2) | ^ include/linux/arm-smccc.h:418:29: note: expanded from macro '__constraint_read_1' 418 | #define __constraint_read_1 __constraint_read_0, "r" (arg1) | ^ include/linux/arm-smccc.h:417:34: note: expanded from macro '__constraint_read_0' 417 | #define __constraint_read_0 "r" (arg0) | ^ >> arch/arm64/kernel/proton-pack.c:186:2: error: use of undeclared identifier '___res' include/linux/arm-smccc.h:563:4: note: expanded from macro 'arm_smccc_1_1_invoke' 563 | arm_smccc_1_1_hvc(__VA_ARGS__); \ | ^ include/linux/arm-smccc.h:526:32: note: expanded from macro 'arm_smccc_1_1_hvc' 526 | #define arm_smccc_1_1_hvc(...) __arm_smccc_1_1(SMCCC_HVC_INST, __VA_ARGS__) | ^ include/linux/arm-smccc.h:492:7: note: expanded from macro '__arm_smccc_1_1' 492 | if (___res) \ | ^ >> arch/arm64/kernel/proton-pack.c:186:2: error: use of undeclared identifier '___res' include/linux/arm-smccc.h:563:4: note: expanded from macro 'arm_smccc_1_1_invoke' 563 | arm_smccc_1_1_hvc(__VA_ARGS__); \ | ^ include/linux/arm-smccc.h:526:32: note: expanded from macro 'arm_smccc_1_1_hvc' 526 | #define arm_smccc_1_1_hvc(...) __arm_smccc_1_1(SMCCC_HVC_INST, __VA_ARGS__) | ^ include/linux/arm-smccc.h:493:23: note: expanded from macro '__arm_smccc_1_1' 493 | *___res = (typeof(*___res)){r0, r1, r2, r3}; \ | ^ >> arch/arm64/kernel/proton-pack.c:186:2: error: use of undeclared identifier '___res' include/linux/arm-smccc.h:563:4: note: expanded from macro 'arm_smccc_1_1_invoke' 563 | arm_smccc_1_1_hvc(__VA_ARGS__); \ | ^ include/linux/arm-smccc.h:526:32: note: expanded from macro 'arm_smccc_1_1_hvc' 526 | #define arm_smccc_1_1_hvc(...) __arm_smccc_1_1(SMCCC_HVC_INST, __VA_ARGS__) | ^ include/linux/arm-smccc.h:493:5: note: expanded from macro '__arm_smccc_1_1' 493 | *___res = (typeof(*___res)){r0, r1, r2, r3}; \ | ^ >> arch/arm64/kernel/proton-pack.c:186:2: error: use of undeclared identifier '__declare_arg_3' include/linux/arm-smccc.h:566:4: note: expanded from macro 'arm_smccc_1_1_invoke' 566 | arm_smccc_1_1_smc(__VA_ARGS__); \ | ^ include/linux/arm-smccc.h:510:32: note: expanded from macro 'arm_smccc_1_1_smc' 510 | #define arm_smccc_1_1_smc(...) __arm_smccc_1_1(SMCCC_SMC_INST, __VA_ARGS__) | ^ include/linux/arm-smccc.h:485:3: note: expanded from macro '__arm_smccc_1_1' 485 | CONCATENATE(__declare_arg_, COUNT_ARGS(__VA_ARGS__)); \ | ^ include/linux/args.h:26:27: note: expanded from macro 'CONCATENATE' 26 | #define CONCATENATE(a, b) __CONCAT(a, b) | ^ include/linux/args.h:25:24: note: expanded from macro '__CONCAT' 25 | #define __CONCAT(a, b) a ## b | ^ :172:1: note: expanded from here 172 | __declare_arg_3 | ^ >> arch/arm64/kernel/proton-pack.c:186:2: error: use of undeclared identifier 'arg0' include/linux/arm-smccc.h:566:4: note: expanded from macro 'arm_smccc_1_1_invoke' 566 | arm_smccc_1_1_smc(__VA_ARGS__); \ | ^ include/linux/arm-smccc.h:510:32: note: expanded from macro 'arm_smccc_1_1_smc' 510 | #define arm_smccc_1_1_smc(...) __arm_smccc_1_1(SMCCC_SMC_INST, __VA_ARGS__) | ^ include/linux/arm-smccc.h:489:11: note: expanded from macro '__arm_smccc_1_1' 489 | : CONCATENATE(__constraint_read_, \ | ^ note: (skipping 4 expansions in backtrace; use -fmacro-backtrace-limit=0 to see all) include/linux/arm-smccc.h:419:29: note: expanded from macro '__constraint_read_2' 419 | #define __constraint_read_2 __constraint_read_1, "r" (arg2) | ^ include/linux/arm-smccc.h:418:29: note: expanded from macro '__constraint_read_1' 418 | #define __constraint_read_1 __constraint_read_0, "r" (arg1) | ^ include/linux/arm-smccc.h:417:34: note: expanded from macro '__constraint_read_0' 417 | #define __constraint_read_0 "r" (arg0) | ^ >> arch/arm64/kernel/proton-pack.c:186:2: error: use of undeclared identifier '___res' include/linux/arm-smccc.h:566:4: note: expanded from macro 'arm_smccc_1_1_invoke' 566 | arm_smccc_1_1_smc(__VA_ARGS__); \ | ^ include/linux/arm-smccc.h:510:32: note: expanded from macro 'arm_smccc_1_1_smc' 510 | #define arm_smccc_1_1_smc(...) __arm_smccc_1_1(SMCCC_SMC_INST, __VA_ARGS__) | ^ include/linux/arm-smccc.h:492:7: note: expanded from macro '__arm_smccc_1_1' 492 | if (___res) \ | ^ >> arch/arm64/kernel/proton-pack.c:186:2: error: use of undeclared identifier '___res' include/linux/arm-smccc.h:566:4: note: expanded from macro 'arm_smccc_1_1_invoke' 566 | arm_smccc_1_1_smc(__VA_ARGS__); \ | ^ include/linux/arm-smccc.h:510:32: note: expanded from macro 'arm_smccc_1_1_smc' 510 | #define arm_smccc_1_1_smc(...) __arm_smccc_1_1(SMCCC_SMC_INST, __VA_ARGS__) | ^ include/linux/arm-smccc.h:493:23: note: expanded from macro '__arm_smccc_1_1' 493 | *___res = (typeof(*___res)){r0, r1, r2, r3}; \ | ^ >> arch/arm64/kernel/proton-pack.c:186:2: error: use of undeclared identifier '___res' include/linux/arm-smccc.h:566:4: note: expanded from macro 'arm_smccc_1_1_invoke' 566 | arm_smccc_1_1_smc(__VA_ARGS__); \ | ^ include/linux/arm-smccc.h:510:32: note: expanded from macro 'arm_smccc_1_1_smc' 510 | #define arm_smccc_1_1_smc(...) __arm_smccc_1_1(SMCCC_SMC_INST, __VA_ARGS__) | ^ include/linux/arm-smccc.h:493:5: note: expanded from macro '__arm_smccc_1_1' 493 | *___res = (typeof(*___res)){r0, r1, r2, r3}; \ | ^ >> arch/arm64/kernel/proton-pack.c:186:2: error: use of undeclared identifier '__declare_arg_3' include/linux/arm-smccc.h:569:4: note: expanded from macro 'arm_smccc_1_1_invoke' 569 | __fail_smccc_1_1(__VA_ARGS__); \ | ^ include/linux/arm-smccc.h:535:3: note: expanded from macro '__fail_smccc_1_1' 535 | CONCATENATE(__declare_arg_, COUNT_ARGS(__VA_ARGS__)); \ | ^ include/linux/args.h:26:27: note: expanded from macro 'CONCATENATE' 26 | #define CONCATENATE(a, b) __CONCAT(a, b) | ^ include/linux/args.h:25:24: note: expanded from macro '__CONCAT' 25 | #define __CONCAT(a, b) a ## b | ^ :180:1: note: expanded from here 180 | __declare_arg_3 | ^ >> arch/arm64/kernel/proton-pack.c:186:2: error: use of undeclared identifier 'arg0' include/linux/arm-smccc.h:569:4: note: expanded from macro 'arm_smccc_1_1_invoke' 569 | __fail_smccc_1_1(__VA_ARGS__); \ | ^ include/linux/arm-smccc.h:537:10: note: expanded from macro '__fail_smccc_1_1' 537 | : CONCATENATE(__constraint_read_, \ | ^ include/linux/args.h:26:27: note: expanded from macro 'CONCATENATE' 26 | #define CONCATENATE(a, b) __CONCAT(a, b) | ^ note: (skipping 3 expansions in backtrace; use -fmacro-backtrace-limit=0 to see all) include/linux/arm-smccc.h:419:29: note: expanded from macro '__constraint_read_2' 419 | #define __constraint_read_2 __constraint_read_1, "r" (arg2) | ^ include/linux/arm-smccc.h:418:29: note: expanded from macro '__constraint_read_1' 418 | #define __constraint_read_1 __constraint_read_0, "r" (arg1) | ^ include/linux/arm-smccc.h:417:34: note: expanded from macro '__constraint_read_0' 417 | #define __constraint_read_0 "r" (arg0) | ^ >> arch/arm64/kernel/proton-pack.c:186:2: error: use of undeclared identifier '___res' include/linux/arm-smccc.h:569:4: note: expanded from macro 'arm_smccc_1_1_invoke' 569 | __fail_smccc_1_1(__VA_ARGS__); \ | ^ include/linux/arm-smccc.h:540:7: note: expanded from macro '__fail_smccc_1_1' 540 | if (___res) \ | ^ >> arch/arm64/kernel/proton-pack.c:186:2: error: use of undeclared identifier '___res' include/linux/arm-smccc.h:569:4: note: expanded from macro 'arm_smccc_1_1_invoke' 569 | __fail_smccc_1_1(__VA_ARGS__); \ | ^ include/linux/arm-smccc.h:541:4: note: expanded from macro '__fail_smccc_1_1' 541 | ___res->a0 = SMCCC_RET_NOT_SUPPORTED; \ | ^ >> arch/arm64/kernel/proton-pack.c:239:2: error: use of undeclared identifier '__declare_arg_2' 239 | arm_smccc_1_1_smc(ARM_SMCCC_ARCH_WORKAROUND_1, NULL); | ^ include/linux/arm-smccc.h:510:32: note: expanded from macro 'arm_smccc_1_1_smc' 510 | #define arm_smccc_1_1_smc(...) __arm_smccc_1_1(SMCCC_SMC_INST, __VA_ARGS__) | ^ include/linux/arm-smccc.h:485:3: note: expanded from macro '__arm_smccc_1_1' 485 | CONCATENATE(__declare_arg_, COUNT_ARGS(__VA_ARGS__)); \ | ^ include/linux/args.h:26:27: note: expanded from macro 'CONCATENATE' 26 | #define CONCATENATE(a, b) __CONCAT(a, b) | ^ include/linux/args.h:25:24: note: expanded from macro '__CONCAT' 25 | #define __CONCAT(a, b) a ## b | ^ :194:1: note: expanded from here 194 | __declare_arg_2 | ^ arch/arm64/kernel/proton-pack.c:239:2: error: use of undeclared identifier 'arg0' include/linux/arm-smccc.h:510:32: note: expanded from macro 'arm_smccc_1_1_smc' 510 | #define arm_smccc_1_1_smc(...) __arm_smccc_1_1(SMCCC_SMC_INST, __VA_ARGS__) | ^ include/linux/arm-smccc.h:489:11: note: expanded from macro '__arm_smccc_1_1' 489 | : CONCATENATE(__constraint_read_, \ | ^ include/linux/args.h:26:27: note: expanded from macro 'CONCATENATE' 26 | #define CONCATENATE(a, b) __CONCAT(a, b) | ^ note: (skipping 2 expansions in backtrace; use -fmacro-backtrace-limit=0 to see all) include/linux/arm-smccc.h:419:29: note: expanded from macro '__constraint_read_2' 419 | #define __constraint_read_2 __constraint_read_1, "r" (arg2) | ^ include/linux/arm-smccc.h:418:29: note: expanded from macro '__constraint_read_1' 418 | #define __constraint_read_1 __constraint_read_0, "r" (arg1) | ^ include/linux/arm-smccc.h:417:34: note: expanded from macro '__constraint_read_0' 417 | #define __constraint_read_0 "r" (arg0) | ^ arch/arm64/kernel/proton-pack.c:239:2: error: use of undeclared identifier '___res' include/linux/arm-smccc.h:510:32: note: expanded from macro 'arm_smccc_1_1_smc' 510 | #define arm_smccc_1_1_smc(...) __arm_smccc_1_1(SMCCC_SMC_INST, __VA_ARGS__) | ^ include/linux/arm-smccc.h:492:7: note: expanded from macro '__arm_smccc_1_1' 492 | if (___res) \ | ^ arch/arm64/kernel/proton-pack.c:239:2: error: use of undeclared identifier '___res' include/linux/arm-smccc.h:510:32: note: expanded from macro 'arm_smccc_1_1_smc' 510 | #define arm_smccc_1_1_smc(...) __arm_smccc_1_1(SMCCC_SMC_INST, __VA_ARGS__) | ^ include/linux/arm-smccc.h:493:23: note: expanded from macro '__arm_smccc_1_1' 493 | *___res = (typeof(*___res)){r0, r1, r2, r3}; \ | ^ arch/arm64/kernel/proton-pack.c:239:2: error: use of undeclared identifier '___res' include/linux/arm-smccc.h:510:32: note: expanded from macro 'arm_smccc_1_1_smc' 510 | #define arm_smccc_1_1_smc(...) __arm_smccc_1_1(SMCCC_SMC_INST, __VA_ARGS__) | ^ include/linux/arm-smccc.h:493:5: note: expanded from macro '__arm_smccc_1_1' 493 | *___res = (typeof(*___res)){r0, r1, r2, r3}; \ | ^ fatal error: too many errors emitted, stopping now [-ferror-limit=] 20 errors generated. .. vim +/___res +102 arch/arm64/kernel/paravirt.c e0685fa228fdaf Steven Price 2019-10-21 93 75df529bec9110 Andrew Jones 2020-09-16 94 static int stolen_time_cpu_online(unsigned int cpu) e0685fa228fdaf Steven Price 2019-10-21 95 { 19bef63f951e47 Prakruthi Deepak Heragu 2022-05-13 96 struct pvclock_vcpu_stolen_time *kaddr = NULL; e0685fa228fdaf Steven Price 2019-10-21 97 struct pv_time_stolen_time_region *reg; e0685fa228fdaf Steven Price 2019-10-21 98 struct arm_smccc_res res; e0685fa228fdaf Steven Price 2019-10-21 99 e0685fa228fdaf Steven Price 2019-10-21 100 reg = this_cpu_ptr(&stolen_time_region); e0685fa228fdaf Steven Price 2019-10-21 101 e0685fa228fdaf Steven Price 2019-10-21 @102 arm_smccc_1_1_invoke(ARM_SMCCC_HV_PV_TIME_ST, &res); e0685fa228fdaf Steven Price 2019-10-21 103 e0685fa228fdaf Steven Price 2019-10-21 104 if (res.a0 == SMCCC_RET_NOT_SUPPORTED) e0685fa228fdaf Steven Price 2019-10-21 105 return -EINVAL; e0685fa228fdaf Steven Price 2019-10-21 106 19bef63f951e47 Prakruthi Deepak Heragu 2022-05-13 107 kaddr = memremap(res.a0, e0685fa228fdaf Steven Price 2019-10-21 108 sizeof(struct pvclock_vcpu_stolen_time), e0685fa228fdaf Steven Price 2019-10-21 109 MEMREMAP_WB); e0685fa228fdaf Steven Price 2019-10-21 110 19bef63f951e47 Prakruthi Deepak Heragu 2022-05-13 111 rcu_assign_pointer(reg->kaddr, kaddr); 19bef63f951e47 Prakruthi Deepak Heragu 2022-05-13 112 e0685fa228fdaf Steven Price 2019-10-21 113 if (!reg->kaddr) { e0685fa228fdaf Steven Price 2019-10-21 114 pr_warn("Failed to map stolen time data structure\n"); e0685fa228fdaf Steven Price 2019-10-21 115 return -ENOMEM; e0685fa228fdaf Steven Price 2019-10-21 116 } e0685fa228fdaf Steven Price 2019-10-21 117 19bef63f951e47 Prakruthi Deepak Heragu 2022-05-13 118 if (le32_to_cpu(kaddr->revision) != 0 || 19bef63f951e47 Prakruthi Deepak Heragu 2022-05-13 119 le32_to_cpu(kaddr->attributes) != 0) { e0685fa228fdaf Steven Price 2019-10-21 120 pr_warn_once("Unexpected revision or attributes in stolen time data\n"); e0685fa228fdaf Steven Price 2019-10-21 121 return -ENXIO; e0685fa228fdaf Steven Price 2019-10-21 122 } e0685fa228fdaf Steven Price 2019-10-21 123 e0685fa228fdaf Steven Price 2019-10-21 124 return 0; e0685fa228fdaf Steven Price 2019-10-21 125 } e0685fa228fdaf Steven Price 2019-10-21 126 75df529bec9110 Andrew Jones 2020-09-16 127 static int __init pv_time_init_stolen_time(void) e0685fa228fdaf Steven Price 2019-10-21 128 { e0685fa228fdaf Steven Price 2019-10-21 129 int ret; e0685fa228fdaf Steven Price 2019-10-21 130 75df529bec9110 Andrew Jones 2020-09-16 131 ret = cpuhp_setup_state(CPUHP_AP_ONLINE_DYN, 75df529bec9110 Andrew Jones 2020-09-16 132 "hypervisor/arm/pvtime:online", 75df529bec9110 Andrew Jones 2020-09-16 133 stolen_time_cpu_online, 75df529bec9110 Andrew Jones 2020-09-16 134 stolen_time_cpu_down_prepare); e0685fa228fdaf Steven Price 2019-10-21 135 if (ret < 0) e0685fa228fdaf Steven Price 2019-10-21 136 return ret; e0685fa228fdaf Steven Price 2019-10-21 137 return 0; e0685fa228fdaf Steven Price 2019-10-21 138 } e0685fa228fdaf Steven Price 2019-10-21 139 75df529bec9110 Andrew Jones 2020-09-16 140 static bool __init has_pv_steal_clock(void) e0685fa228fdaf Steven Price 2019-10-21 141 { e0685fa228fdaf Steven Price 2019-10-21 142 struct arm_smccc_res res; e0685fa228fdaf Steven Price 2019-10-21 143 e0685fa228fdaf Steven Price 2019-10-21 @144 arm_smccc_1_1_invoke(ARM_SMCCC_ARCH_FEATURES_FUNC_ID, e0685fa228fdaf Steven Price 2019-10-21 145 ARM_SMCCC_HV_PV_TIME_FEATURES, &res); e0685fa228fdaf Steven Price 2019-10-21 146 e0685fa228fdaf Steven Price 2019-10-21 147 if (res.a0 != SMCCC_RET_SUCCESS) e0685fa228fdaf Steven Price 2019-10-21 148 return false; e0685fa228fdaf Steven Price 2019-10-21 149 e0685fa228fdaf Steven Price 2019-10-21 150 arm_smccc_1_1_invoke(ARM_SMCCC_HV_PV_TIME_FEATURES, e0685fa228fdaf Steven Price 2019-10-21 151 ARM_SMCCC_HV_PV_TIME_ST, &res); e0685fa228fdaf Steven Price 2019-10-21 152 e0685fa228fdaf Steven Price 2019-10-21 153 return (res.a0 == SMCCC_RET_SUCCESS); e0685fa228fdaf Steven Price 2019-10-21 154 } e0685fa228fdaf Steven Price 2019-10-21 155 :::::: The code at line 102 was first introduced by commit :::::: e0685fa228fdaf386f82ac0d64b2d6f3e0ddd588 arm64: Retrieve stolen time as paravirtualized guest :::::: TO: Steven Price :::::: CC: Marc Zyngier -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki