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[openeuler:OLK-6.6 2679/2679] kernel/bpf-rvi/common_kfuncs.c:250:27: warning: no previous prototype for function 'bpf_mem_commit_limit'
by kernel test robot 16 Aug '25

16 Aug '25

tree: https://gitee.com/openeuler/kernel.git OLK-6.6 head: 54d96ebb93c9ff0573fe16586a47778ebe26de32 commit: 7aa850a9126f0acd994e09afe54bb0200214e068 [2679/2679] bpf-rvi: Add bpf_mem_commit_limit & bpf_mem_committed kfunc config: loongarch-allmodconfig (https://download.01.org/0day-ci/archive/20250816/202508160141.44QSK5Us-lkp@…) compiler: clang version 19.1.7 (https://github.com/llvm/llvm-project cd708029e0b2869e80abe31ddb175f7c35361f90) reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20250816/202508160141.44QSK5Us-lkp@…) 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 <lkp(a)intel.com> | Closes: https://lore.kernel.org/oe-kbuild-all/202508160141.44QSK5Us-lkp@intel.com/ All warnings (new ones prefixed by >>): | ^ | static kernel/bpf-rvi/common_kfuncs.c:130:26: warning: no previous prototype for function 'bpf_nr_running' [-Wmissing-prototypes] 130 | __bpf_kfunc unsigned int bpf_nr_running(void) | ^ kernel/bpf-rvi/common_kfuncs.c:130:13: note: declare 'static' if the function is not intended to be used outside of this translation unit 130 | __bpf_kfunc unsigned int bpf_nr_running(void) | ^ | static kernel/bpf-rvi/common_kfuncs.c:135:32: warning: no previous prototype for function 'bpf_nr_context_switches' [-Wmissing-prototypes] 135 | __bpf_kfunc unsigned long long bpf_nr_context_switches(void) | ^ kernel/bpf-rvi/common_kfuncs.c:135:13: note: declare 'static' if the function is not intended to be used outside of this translation unit 135 | __bpf_kfunc unsigned long long bpf_nr_context_switches(void) | ^ | static kernel/bpf-rvi/common_kfuncs.c:140:26: warning: no previous prototype for function 'bpf_nr_iowait' [-Wmissing-prototypes] 140 | __bpf_kfunc unsigned int bpf_nr_iowait(void) | ^ kernel/bpf-rvi/common_kfuncs.c:140:13: note: declare 'static' if the function is not intended to be used outside of this translation unit 140 | __bpf_kfunc unsigned int bpf_nr_iowait(void) | ^ | static kernel/bpf-rvi/common_kfuncs.c:146:26: warning: no previous prototype for function 'bpf_kstat_softirqs_cpu' [-Wmissing-prototypes] 146 | __bpf_kfunc unsigned int bpf_kstat_softirqs_cpu(unsigned int irq, int cpu) | ^ kernel/bpf-rvi/common_kfuncs.c:146:13: note: declare 'static' if the function is not intended to be used outside of this translation unit 146 | __bpf_kfunc unsigned int bpf_kstat_softirqs_cpu(unsigned int irq, int cpu) | ^ | static kernel/bpf-rvi/common_kfuncs.c:151:27: warning: no previous prototype for function 'bpf_kstat_cpu_irqs_sum' [-Wmissing-prototypes] 151 | __bpf_kfunc unsigned long bpf_kstat_cpu_irqs_sum(unsigned int cpu) | ^ kernel/bpf-rvi/common_kfuncs.c:151:13: note: declare 'static' if the function is not intended to be used outside of this translation unit 151 | __bpf_kfunc unsigned long bpf_kstat_cpu_irqs_sum(unsigned int cpu) | ^ | static kernel/bpf-rvi/common_kfuncs.c:156:18: warning: no previous prototype for function 'bpf_kcpustat_cpu_fetch' [-Wmissing-prototypes] 156 | __bpf_kfunc void bpf_kcpustat_cpu_fetch(struct kernel_cpustat *dst, int cpu) | ^ kernel/bpf-rvi/common_kfuncs.c:156:13: note: declare 'static' if the function is not intended to be used outside of this translation unit 156 | __bpf_kfunc void bpf_kcpustat_cpu_fetch(struct kernel_cpustat *dst, int cpu) | ^ | static kernel/bpf-rvi/common_kfuncs.c:165:27: warning: no previous prototype for function 'bpf_mem_file_hugepage' [-Wmissing-prototypes] 165 | __bpf_kfunc unsigned long bpf_mem_file_hugepage(void) | ^ kernel/bpf-rvi/common_kfuncs.c:165:13: note: declare 'static' if the function is not intended to be used outside of this translation unit 165 | __bpf_kfunc unsigned long bpf_mem_file_hugepage(void) | ^ | static kernel/bpf-rvi/common_kfuncs.c:170:27: warning: no previous prototype for function 'bpf_mem_file_pmdmapped' [-Wmissing-prototypes] 170 | __bpf_kfunc unsigned long bpf_mem_file_pmdmapped(void) | ^ kernel/bpf-rvi/common_kfuncs.c:170:13: note: declare 'static' if the function is not intended to be used outside of this translation unit 170 | __bpf_kfunc unsigned long bpf_mem_file_pmdmapped(void) | ^ | static kernel/bpf-rvi/common_kfuncs.c:175:27: warning: no previous prototype for function 'bpf_mem_kreclaimable' [-Wmissing-prototypes] 175 | __bpf_kfunc unsigned long bpf_mem_kreclaimable(void) | ^ kernel/bpf-rvi/common_kfuncs.c:175:13: note: declare 'static' if the function is not intended to be used outside of this translation unit 175 | __bpf_kfunc unsigned long bpf_mem_kreclaimable(void) | ^ | static kernel/bpf-rvi/common_kfuncs.c:181:27: warning: no previous prototype for function 'bpf_mem_totalcma' [-Wmissing-prototypes] 181 | __bpf_kfunc unsigned long bpf_mem_totalcma(void) | ^ kernel/bpf-rvi/common_kfuncs.c:181:13: note: declare 'static' if the function is not intended to be used outside of this translation unit 181 | __bpf_kfunc unsigned long bpf_mem_totalcma(void) | ^ | static kernel/bpf-rvi/common_kfuncs.c:186:27: warning: no previous prototype for function 'bpf_mem_freecma' [-Wmissing-prototypes] 186 | __bpf_kfunc unsigned long bpf_mem_freecma(void) | ^ kernel/bpf-rvi/common_kfuncs.c:186:13: note: declare 'static' if the function is not intended to be used outside of this translation unit 186 | __bpf_kfunc unsigned long bpf_mem_freecma(void) | ^ | static kernel/bpf-rvi/common_kfuncs.c:201:17: warning: no previous prototype for function 'bpf_hugetlb_report_meminfo' [-Wmissing-prototypes] 201 | __bpf_kfunc int bpf_hugetlb_report_meminfo(struct bpf_mem_hugepage *hugepage_info) | ^ kernel/bpf-rvi/common_kfuncs.c:201:13: note: declare 'static' if the function is not intended to be used outside of this translation unit 201 | __bpf_kfunc int bpf_hugetlb_report_meminfo(struct bpf_mem_hugepage *hugepage_info) | ^ | static kernel/bpf-rvi/common_kfuncs.c:239:27: warning: no previous prototype for function 'bpf_mem_failure' [-Wmissing-prototypes] 239 | __bpf_kfunc unsigned long bpf_mem_failure(void) | ^ kernel/bpf-rvi/common_kfuncs.c:239:13: note: declare 'static' if the function is not intended to be used outside of this translation unit 239 | __bpf_kfunc unsigned long bpf_mem_failure(void) | ^ | static kernel/bpf-rvi/common_kfuncs.c:245:27: warning: no previous prototype for function 'bpf_mem_percpu' [-Wmissing-prototypes] 245 | __bpf_kfunc unsigned long bpf_mem_percpu(void) | ^ kernel/bpf-rvi/common_kfuncs.c:245:13: note: declare 'static' if the function is not intended to be used outside of this translation unit 245 | __bpf_kfunc unsigned long bpf_mem_percpu(void) | ^ | static >> kernel/bpf-rvi/common_kfuncs.c:250:27: warning: no previous prototype for function 'bpf_mem_commit_limit' [-Wmissing-prototypes] 250 | __bpf_kfunc unsigned long bpf_mem_commit_limit(void) | ^ kernel/bpf-rvi/common_kfuncs.c:250:13: note: declare 'static' if the function is not intended to be used outside of this translation unit 250 | __bpf_kfunc unsigned long bpf_mem_commit_limit(void) | ^ | static >> kernel/bpf-rvi/common_kfuncs.c:254:27: warning: no previous prototype for function 'bpf_mem_committed' [-Wmissing-prototypes] 254 | __bpf_kfunc unsigned long bpf_mem_committed(void) | ^ kernel/bpf-rvi/common_kfuncs.c:254:13: note: declare 'static' if the function is not intended to be used outside of this translation unit 254 | __bpf_kfunc unsigned long bpf_mem_committed(void) | ^ | static 25 warnings generated. vim +/bpf_mem_commit_limit +250 kernel/bpf-rvi/common_kfuncs.c 249 > 250 __bpf_kfunc unsigned long bpf_mem_commit_limit(void) 251 { 252 return vm_commit_limit(); 253 } > 254 __bpf_kfunc unsigned long bpf_mem_committed(void) 255 { 256 return vm_memory_committed(); 257 } 258 -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki

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[openeuler:OLK-6.6 2680/2680] drivers/scsi/linkdata/ps3stor/ps3_qos.c:3023:6: error: no previous prototype for function 'ps3_hba_qos_waitq_poll'
by kernel test robot 15 Aug '25

15 Aug '25

Hi openeuler-ci-bot, FYI, the error/warning still remains. tree: https://gitee.com/openeuler/kernel.git OLK-6.6 head: 54d96ebb93c9ff0573fe16586a47778ebe26de32 commit: 663a9a1c191fd26f1d8cb44edb6e0e50dd0536b2 [2680/2680] !14287 [OLK-6.6] SCSI: Support Linkdata HBA/RAID Controllers config: loongarch-allmodconfig (https://download.01.org/0day-ci/archive/20250815/202508152350.rU9jJByp-lkp@…) compiler: clang version 19.1.7 (https://github.com/llvm/llvm-project cd708029e0b2869e80abe31ddb175f7c35361f90) reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20250815/202508152350.rU9jJByp-lkp@…) 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 <lkp(a)intel.com> | Closes: https://lore.kernel.org/oe-kbuild-all/202508152350.rU9jJByp-lkp@intel.com/ All errors (new ones prefixed by >>): drivers/scsi/linkdata/ps3stor/ps3_qos.c:211:1: error: no previous prototype for function 'ps3_qos_cmd_waitq_get' [-Werror,-Wmissing-prototypes] 211 | ps3_qos_cmd_waitq_get(struct ps3_qos_tg_context *qos_tg_ctx, | ^ drivers/scsi/linkdata/ps3stor/ps3_qos.c:210:1: note: declare 'static' if the function is not intended to be used outside of this translation unit 210 | struct qos_wait_queue * | ^ | static drivers/scsi/linkdata/ps3stor/ps3_qos.c:335:15: error: no previous prototype for function 'ps3_qos_vd_cmdword_get' [-Werror,-Wmissing-prototypes] 335 | unsigned char ps3_qos_vd_cmdword_get(struct ps3_cmd *cmd) | ^ drivers/scsi/linkdata/ps3stor/ps3_qos.c:335:1: note: declare 'static' if the function is not intended to be used outside of this translation unit 335 | unsigned char ps3_qos_vd_cmdword_get(struct ps3_cmd *cmd) | ^ | static drivers/scsi/linkdata/ps3stor/ps3_qos.c:351:15: error: no previous prototype for function 'ps3_qos_exclusive_cmdword_get' [-Werror,-Wmissing-prototypes] 351 | unsigned char ps3_qos_exclusive_cmdword_get(struct ps3_cmd *cmd) | ^ drivers/scsi/linkdata/ps3stor/ps3_qos.c:351:1: note: declare 'static' if the function is not intended to be used outside of this translation unit 351 | unsigned char ps3_qos_exclusive_cmdword_get(struct ps3_cmd *cmd) | ^ | static drivers/scsi/linkdata/ps3stor/ps3_qos.c:363:15: error: no previous prototype for function 'ps3_qos_tg_decision' [-Werror,-Wmissing-prototypes] 363 | unsigned char ps3_qos_tg_decision(struct ps3_cmd *cmd) | ^ drivers/scsi/linkdata/ps3stor/ps3_qos.c:363:1: note: declare 'static' if the function is not intended to be used outside of this translation unit 363 | unsigned char ps3_qos_tg_decision(struct ps3_cmd *cmd) | ^ | static drivers/scsi/linkdata/ps3stor/ps3_qos.c:749:15: error: no previous prototype for function 'ps3_qos_all_pd_rc_get' [-Werror,-Wmissing-prototypes] 749 | unsigned char ps3_qos_all_pd_rc_get(struct ps3_cmd *cmd) | ^ drivers/scsi/linkdata/ps3stor/ps3_qos.c:749:1: note: declare 'static' if the function is not intended to be used outside of this translation unit 749 | unsigned char ps3_qos_all_pd_rc_get(struct ps3_cmd *cmd) | ^ | static drivers/scsi/linkdata/ps3stor/ps3_qos.c:876:6: error: no previous prototype for function 'ps3_pd_quota_waitq_clear_all' [-Werror,-Wmissing-prototypes] 876 | void ps3_pd_quota_waitq_clear_all(struct ps3_qos_pd_mgr *qos_pd_mgr, | ^ drivers/scsi/linkdata/ps3stor/ps3_qos.c:876:1: note: declare 'static' if the function is not intended to be used outside of this translation unit 876 | void ps3_pd_quota_waitq_clear_all(struct ps3_qos_pd_mgr *qos_pd_mgr, | ^ | static drivers/scsi/linkdata/ps3stor/ps3_qos.c:892:6: error: no previous prototype for function 'ps3_pd_quota_waitq_clean' [-Werror,-Wmissing-prototypes] 892 | void ps3_pd_quota_waitq_clean(struct ps3_qos_pd_mgr *qos_pd_mgr, | ^ drivers/scsi/linkdata/ps3stor/ps3_qos.c:892:1: note: declare 'static' if the function is not intended to be used outside of this translation unit 892 | void ps3_pd_quota_waitq_clean(struct ps3_qos_pd_mgr *qos_pd_mgr, | ^ | static drivers/scsi/linkdata/ps3stor/ps3_qos.c:1058:6: error: no previous prototype for function 'ps3_qos_pd_waitq_ratio_update' [-Werror,-Wmissing-prototypes] 1058 | void ps3_qos_pd_waitq_ratio_update(struct ps3_qos_pd_mgr *qos_pd_mgr) | ^ drivers/scsi/linkdata/ps3stor/ps3_qos.c:1058:1: note: declare 'static' if the function is not intended to be used outside of this translation unit 1058 | void ps3_qos_pd_waitq_ratio_update(struct ps3_qos_pd_mgr *qos_pd_mgr) | ^ | static drivers/scsi/linkdata/ps3stor/ps3_qos.c:2019:15: error: no previous prototype for function 'ps3_hba_qos_decision' [-Werror,-Wmissing-prototypes] 2019 | unsigned char ps3_hba_qos_decision(struct ps3_cmd *cmd) | ^ drivers/scsi/linkdata/ps3stor/ps3_qos.c:2019:1: note: declare 'static' if the function is not intended to be used outside of this translation unit 2019 | unsigned char ps3_hba_qos_decision(struct ps3_cmd *cmd) | ^ | static drivers/scsi/linkdata/ps3stor/ps3_qos.c:2040:6: error: no previous prototype for function 'ps3_hba_qos_waitq_notify' [-Werror,-Wmissing-prototypes] 2040 | void ps3_hba_qos_waitq_notify(struct ps3_instance *instance) | ^ drivers/scsi/linkdata/ps3stor/ps3_qos.c:2040:1: note: declare 'static' if the function is not intended to be used outside of this translation unit 2040 | void ps3_hba_qos_waitq_notify(struct ps3_instance *instance) | ^ | static drivers/scsi/linkdata/ps3stor/ps3_qos.c:2100:6: error: no previous prototype for function 'ps3_cmd_waitq_abort' [-Werror,-Wmissing-prototypes] 2100 | bool ps3_cmd_waitq_abort(struct ps3_cmd *aborted_cmd) | ^ drivers/scsi/linkdata/ps3stor/ps3_qos.c:2100:1: note: declare 'static' if the function is not intended to be used outside of this translation unit 2100 | bool ps3_cmd_waitq_abort(struct ps3_cmd *aborted_cmd) | ^ | static drivers/scsi/linkdata/ps3stor/ps3_qos.c:2463:6: error: no previous prototype for function 'ps3_hba_qos_waitq_clear_all' [-Werror,-Wmissing-prototypes] 2463 | void ps3_hba_qos_waitq_clear_all(struct ps3_instance *instance, int resp_status) | ^ drivers/scsi/linkdata/ps3stor/ps3_qos.c:2463:1: note: declare 'static' if the function is not intended to be used outside of this translation unit 2463 | void ps3_hba_qos_waitq_clear_all(struct ps3_instance *instance, int resp_status) | ^ | static drivers/scsi/linkdata/ps3stor/ps3_qos.c:2827:6: error: no previous prototype for function 'ps3_hba_qos_vd_init' [-Werror,-Wmissing-prototypes] 2827 | void ps3_hba_qos_vd_init(struct ps3_instance *instance, | ^ drivers/scsi/linkdata/ps3stor/ps3_qos.c:2827:1: note: declare 'static' if the function is not intended to be used outside of this translation unit 2827 | void ps3_hba_qos_vd_init(struct ps3_instance *instance, | ^ | static drivers/scsi/linkdata/ps3stor/ps3_qos.c:2936:6: error: no previous prototype for function 'ps3_hba_qos_vd_reset' [-Werror,-Wmissing-prototypes] 2936 | void ps3_hba_qos_vd_reset(struct ps3_instance *instance, unsigned short disk_id) | ^ drivers/scsi/linkdata/ps3stor/ps3_qos.c:2936:1: note: declare 'static' if the function is not intended to be used outside of this translation unit 2936 | void ps3_hba_qos_vd_reset(struct ps3_instance *instance, unsigned short disk_id) | ^ | static >> drivers/scsi/linkdata/ps3stor/ps3_qos.c:3023:6: error: no previous prototype for function 'ps3_hba_qos_waitq_poll' [-Werror,-Wmissing-prototypes] 3023 | void ps3_hba_qos_waitq_poll(struct ps3_instance *instance) | ^ drivers/scsi/linkdata/ps3stor/ps3_qos.c:3023:1: note: declare 'static' if the function is not intended to be used outside of this translation unit 3023 | void ps3_hba_qos_waitq_poll(struct ps3_instance *instance) | ^ | static >> drivers/scsi/linkdata/ps3stor/ps3_qos.c:3279:15: error: no previous prototype for function 'ps3_raid_qos_decision' [-Werror,-Wmissing-prototypes] 3279 | unsigned char ps3_raid_qos_decision(struct ps3_cmd *cmd) | ^ drivers/scsi/linkdata/ps3stor/ps3_qos.c:3279:1: note: declare 'static' if the function is not intended to be used outside of this translation unit 3279 | unsigned char ps3_raid_qos_decision(struct ps3_cmd *cmd) | ^ | static >> drivers/scsi/linkdata/ps3stor/ps3_qos.c:3334:6: error: no previous prototype for function 'ps3_qos_mgrq_resend' [-Werror,-Wmissing-prototypes] 3334 | void ps3_qos_mgrq_resend(struct ps3_qos_softq_mgr *softq_mgr) | ^ drivers/scsi/linkdata/ps3stor/ps3_qos.c:3334:1: note: declare 'static' if the function is not intended to be used outside of this translation unit 3334 | void ps3_qos_mgrq_resend(struct ps3_qos_softq_mgr *softq_mgr) | ^ | static >> drivers/scsi/linkdata/ps3stor/ps3_qos.c:3478:6: error: no previous prototype for function 'ps3_raid_qos_waitq_notify' [-Werror,-Wmissing-prototypes] 3478 | void ps3_raid_qos_waitq_notify(struct ps3_instance *instance) | ^ drivers/scsi/linkdata/ps3stor/ps3_qos.c:3478:1: note: declare 'static' if the function is not intended to be used outside of this translation unit 3478 | void ps3_raid_qos_waitq_notify(struct ps3_instance *instance) | ^ | static >> drivers/scsi/linkdata/ps3stor/ps3_qos.c:3821:15: error: no previous prototype for function 'ps3_raid_qos_waitq_abort' [-Werror,-Wmissing-prototypes] 3821 | unsigned char ps3_raid_qos_waitq_abort(struct ps3_cmd *cmd) | ^ drivers/scsi/linkdata/ps3stor/ps3_qos.c:3821:1: note: declare 'static' if the function is not intended to be used outside of this translation unit 3821 | unsigned char ps3_raid_qos_waitq_abort(struct ps3_cmd *cmd) | ^ | static fatal error: too many errors emitted, stopping now [-ferror-limit=] 20 errors generated. -- >> drivers/scsi/linkdata/ps3stor/ps3_scsih.c:1958:1: error: unused function 'ps3_scsih_dev_id_get' [-Werror,-Wunused-function] 1958 | ps3_scsih_dev_id_get(const struct scsi_cmnd *s_cmd) | ^~~~~~~~~~~~~~~~~~~~ 1 error generated. -- >> drivers/scsi/linkdata/ps3stor/ps3_irq.c:21:27: error: unused variable 'PS3_INTERRUPT_CMD_DISABLE_ALL_MASK' [-Werror,-Wunused-const-variable] 21 | static const unsigned int PS3_INTERRUPT_CMD_DISABLE_ALL_MASK = 0x02; | ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ >> drivers/scsi/linkdata/ps3stor/ps3_irq.c:22:27: error: unused variable 'PS3_INTERRUPT_CMD_ENABLE_MSIX' [-Werror,-Wunused-const-variable] 22 | static const unsigned int PS3_INTERRUPT_CMD_ENABLE_MSIX = 0x01; | ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~ >> drivers/scsi/linkdata/ps3stor/ps3_irq.c:23:27: error: unused variable 'PS3_INTERRUPT_MASK_DISABLE' [-Werror,-Wunused-const-variable] 23 | static const unsigned int PS3_INTERRUPT_MASK_DISABLE = 0x00000002; | ^~~~~~~~~~~~~~~~~~~~~~~~~~ >> drivers/scsi/linkdata/ps3stor/ps3_irq.c:24:27: error: unused variable 'PS3_INTERRUPT_STATUS_EXIST_IRQ' [-Werror,-Wunused-const-variable] 24 | static const unsigned int PS3_INTERRUPT_STATUS_EXIST_IRQ = 0x00000001; | ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ >> drivers/scsi/linkdata/ps3stor/ps3_irq.c:25:27: error: unused variable 'PS3_INTERRUPT_CLEAR_IRQ' [-Werror,-Wunused-const-variable] 25 | static const unsigned int PS3_INTERRUPT_CLEAR_IRQ = 0x00000001; | ^~~~~~~~~~~~~~~~~~~~~~~ >> drivers/scsi/linkdata/ps3stor/ps3_irq.c:27:27: error: unused variable 'PS3_SSD_IOPS_MSIX_VECTORS' [-Werror,-Wunused-const-variable] 27 | static const unsigned int PS3_SSD_IOPS_MSIX_VECTORS = 8; | ^~~~~~~~~~~~~~~~~~~~~~~~~ >> drivers/scsi/linkdata/ps3stor/ps3_irq.c:28:27: error: unused variable 'PS3_HDD_IOPS_MSIX_VECTORS' [-Werror,-Wunused-const-variable] 28 | static const unsigned int PS3_HDD_IOPS_MSIX_VECTORS = 8; | ^~~~~~~~~~~~~~~~~~~~~~~~~ 7 errors generated. -- >> drivers/scsi/linkdata/ps3stor/./linux/ps3_driver_log.c:41:19: error: unused function 'time_for_log' [-Werror,-Wunused-function] 41 | static inline int time_for_log(char *buff, int buf_len) | ^~~~~~~~~~~~ >> drivers/scsi/linkdata/ps3stor/./linux/ps3_driver_log.c:65:19: error: unused function 'time_for_file_name' [-Werror,-Wunused-function] 65 | static inline int time_for_file_name(char *buff, int buf_len) | ^~~~~~~~~~~~~~~~~~ 2 errors generated. vim +/ps3_hba_qos_waitq_poll +3023 drivers/scsi/linkdata/ps3stor/ps3_qos.c 97a2bb6ece556f liujie_answer 2024-12-24 3022 97a2bb6ece556f liujie_answer 2024-12-24 @3023 void ps3_hba_qos_waitq_poll(struct ps3_instance *instance) 97a2bb6ece556f liujie_answer 2024-12-24 3024 { 97a2bb6ece556f liujie_answer 2024-12-24 3025 if (!ps3_qos_tg_notify_timeout(instance)) { 97a2bb6ece556f liujie_answer 2024-12-24 3026 if (!ps3_qos_vd_notify_timeout(instance)) 97a2bb6ece556f liujie_answer 2024-12-24 3027 ps3_qos_pd_notify_timeout(instance); 97a2bb6ece556f liujie_answer 2024-12-24 3028 } 97a2bb6ece556f liujie_answer 2024-12-24 3029 } 97a2bb6ece556f liujie_answer 2024-12-24 3030 :::::: The code at line 3023 was first introduced by commit :::::: 97a2bb6ece556f3882263ee8df2b77f10c511311 SCSI: Linkdata: Supports Linkdata HBA/RAID Controllers :::::: TO: liujie_answer <liujie5(a)linkdatatechnology.com> :::::: CC: liujie_answer <liujie5(a)linkdatatechnology.com> -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki

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[openeuler:OLK-6.6 2679/2679] kernel/bpf-rvi/common_kfuncs.c:244:27: warning: no previous prototype for function 'bpf_mem_percpu'
by kernel test robot 15 Aug '25

15 Aug '25

tree: https://gitee.com/openeuler/kernel.git OLK-6.6 head: 54d96ebb93c9ff0573fe16586a47778ebe26de32 commit: af34a7a840fd24a050a5fee8ea4dcfad963f3abc [2679/2679] bpf-rvi: Add bpf_mem_percpu kfunc config: loongarch-allmodconfig (https://download.01.org/0day-ci/archive/20250815/202508152311.kWn09op7-lkp@…) compiler: clang version 19.1.7 (https://github.com/llvm/llvm-project cd708029e0b2869e80abe31ddb175f7c35361f90) reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20250815/202508152311.kWn09op7-lkp@…) 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 <lkp(a)intel.com> | Closes: https://lore.kernel.org/oe-kbuild-all/202508152311.kWn09op7-lkp@intel.com/ All warnings (new ones prefixed by >>): | ^ | static kernel/bpf-rvi/common_kfuncs.c:124:27: warning: no previous prototype for function 'bpf_get_total_forks' [-Wmissing-prototypes] 124 | __bpf_kfunc unsigned long bpf_get_total_forks(void) | ^ kernel/bpf-rvi/common_kfuncs.c:124:13: note: declare 'static' if the function is not intended to be used outside of this translation unit 124 | __bpf_kfunc unsigned long bpf_get_total_forks(void) | ^ | static kernel/bpf-rvi/common_kfuncs.c:129:26: warning: no previous prototype for function 'bpf_nr_running' [-Wmissing-prototypes] 129 | __bpf_kfunc unsigned int bpf_nr_running(void) | ^ kernel/bpf-rvi/common_kfuncs.c:129:13: note: declare 'static' if the function is not intended to be used outside of this translation unit 129 | __bpf_kfunc unsigned int bpf_nr_running(void) | ^ | static kernel/bpf-rvi/common_kfuncs.c:134:32: warning: no previous prototype for function 'bpf_nr_context_switches' [-Wmissing-prototypes] 134 | __bpf_kfunc unsigned long long bpf_nr_context_switches(void) | ^ kernel/bpf-rvi/common_kfuncs.c:134:13: note: declare 'static' if the function is not intended to be used outside of this translation unit 134 | __bpf_kfunc unsigned long long bpf_nr_context_switches(void) | ^ | static kernel/bpf-rvi/common_kfuncs.c:139:26: warning: no previous prototype for function 'bpf_nr_iowait' [-Wmissing-prototypes] 139 | __bpf_kfunc unsigned int bpf_nr_iowait(void) | ^ kernel/bpf-rvi/common_kfuncs.c:139:13: note: declare 'static' if the function is not intended to be used outside of this translation unit 139 | __bpf_kfunc unsigned int bpf_nr_iowait(void) | ^ | static kernel/bpf-rvi/common_kfuncs.c:145:26: warning: no previous prototype for function 'bpf_kstat_softirqs_cpu' [-Wmissing-prototypes] 145 | __bpf_kfunc unsigned int bpf_kstat_softirqs_cpu(unsigned int irq, int cpu) | ^ kernel/bpf-rvi/common_kfuncs.c:145:13: note: declare 'static' if the function is not intended to be used outside of this translation unit 145 | __bpf_kfunc unsigned int bpf_kstat_softirqs_cpu(unsigned int irq, int cpu) | ^ | static kernel/bpf-rvi/common_kfuncs.c:150:27: warning: no previous prototype for function 'bpf_kstat_cpu_irqs_sum' [-Wmissing-prototypes] 150 | __bpf_kfunc unsigned long bpf_kstat_cpu_irqs_sum(unsigned int cpu) | ^ kernel/bpf-rvi/common_kfuncs.c:150:13: note: declare 'static' if the function is not intended to be used outside of this translation unit 150 | __bpf_kfunc unsigned long bpf_kstat_cpu_irqs_sum(unsigned int cpu) | ^ | static kernel/bpf-rvi/common_kfuncs.c:155:18: warning: no previous prototype for function 'bpf_kcpustat_cpu_fetch' [-Wmissing-prototypes] 155 | __bpf_kfunc void bpf_kcpustat_cpu_fetch(struct kernel_cpustat *dst, int cpu) | ^ kernel/bpf-rvi/common_kfuncs.c:155:13: note: declare 'static' if the function is not intended to be used outside of this translation unit 155 | __bpf_kfunc void bpf_kcpustat_cpu_fetch(struct kernel_cpustat *dst, int cpu) | ^ | static kernel/bpf-rvi/common_kfuncs.c:164:27: warning: no previous prototype for function 'bpf_mem_file_hugepage' [-Wmissing-prototypes] 164 | __bpf_kfunc unsigned long bpf_mem_file_hugepage(void) | ^ kernel/bpf-rvi/common_kfuncs.c:164:13: note: declare 'static' if the function is not intended to be used outside of this translation unit 164 | __bpf_kfunc unsigned long bpf_mem_file_hugepage(void) | ^ | static kernel/bpf-rvi/common_kfuncs.c:169:27: warning: no previous prototype for function 'bpf_mem_file_pmdmapped' [-Wmissing-prototypes] 169 | __bpf_kfunc unsigned long bpf_mem_file_pmdmapped(void) | ^ kernel/bpf-rvi/common_kfuncs.c:169:13: note: declare 'static' if the function is not intended to be used outside of this translation unit 169 | __bpf_kfunc unsigned long bpf_mem_file_pmdmapped(void) | ^ | static kernel/bpf-rvi/common_kfuncs.c:174:27: warning: no previous prototype for function 'bpf_mem_kreclaimable' [-Wmissing-prototypes] 174 | __bpf_kfunc unsigned long bpf_mem_kreclaimable(void) | ^ kernel/bpf-rvi/common_kfuncs.c:174:13: note: declare 'static' if the function is not intended to be used outside of this translation unit 174 | __bpf_kfunc unsigned long bpf_mem_kreclaimable(void) | ^ | static kernel/bpf-rvi/common_kfuncs.c:180:27: warning: no previous prototype for function 'bpf_mem_totalcma' [-Wmissing-prototypes] 180 | __bpf_kfunc unsigned long bpf_mem_totalcma(void) | ^ kernel/bpf-rvi/common_kfuncs.c:180:13: note: declare 'static' if the function is not intended to be used outside of this translation unit 180 | __bpf_kfunc unsigned long bpf_mem_totalcma(void) | ^ | static kernel/bpf-rvi/common_kfuncs.c:185:27: warning: no previous prototype for function 'bpf_mem_freecma' [-Wmissing-prototypes] 185 | __bpf_kfunc unsigned long bpf_mem_freecma(void) | ^ kernel/bpf-rvi/common_kfuncs.c:185:13: note: declare 'static' if the function is not intended to be used outside of this translation unit 185 | __bpf_kfunc unsigned long bpf_mem_freecma(void) | ^ | static kernel/bpf-rvi/common_kfuncs.c:200:17: warning: no previous prototype for function 'bpf_hugetlb_report_meminfo' [-Wmissing-prototypes] 200 | __bpf_kfunc int bpf_hugetlb_report_meminfo(struct bpf_mem_hugepage *hugepage_info) | ^ kernel/bpf-rvi/common_kfuncs.c:200:13: note: declare 'static' if the function is not intended to be used outside of this translation unit 200 | __bpf_kfunc int bpf_hugetlb_report_meminfo(struct bpf_mem_hugepage *hugepage_info) | ^ | static kernel/bpf-rvi/common_kfuncs.c:238:27: warning: no previous prototype for function 'bpf_mem_failure' [-Wmissing-prototypes] 238 | __bpf_kfunc unsigned long bpf_mem_failure(void) | ^ kernel/bpf-rvi/common_kfuncs.c:238:13: note: declare 'static' if the function is not intended to be used outside of this translation unit 238 | __bpf_kfunc unsigned long bpf_mem_failure(void) | ^ | static >> kernel/bpf-rvi/common_kfuncs.c:244:27: warning: no previous prototype for function 'bpf_mem_percpu' [-Wmissing-prototypes] 244 | __bpf_kfunc unsigned long bpf_mem_percpu(void) | ^ kernel/bpf-rvi/common_kfuncs.c:244:13: note: declare 'static' if the function is not intended to be used outside of this translation unit 244 | __bpf_kfunc unsigned long bpf_mem_percpu(void) | ^ | static 23 warnings generated. vim +/bpf_mem_percpu +244 kernel/bpf-rvi/common_kfuncs.c 243 > 244 __bpf_kfunc unsigned long bpf_mem_percpu(void) 245 { 246 return pcpu_nr_pages(); 247 } 248 -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki

1 0

[openeuler:OLK-6.6 2667/2667] arch/arm64/kernel/cpufeature.c:2129:13: warning: 'enable_pseudo_nmi' defined but not used
by kernel test robot 15 Aug '25

15 Aug '25

tree: https://gitee.com/openeuler/kernel.git OLK-6.6 head: 54d96ebb93c9ff0573fe16586a47778ebe26de32 commit: c6ce2becb89528f83c1ad3c0607ad05baecebc0a [2667/2667] arm64/cpufeature: Fix pseudo nmi identifier undeclaration complilation error config: arm64-randconfig-2004-20250811 (https://download.01.org/0day-ci/archive/20250815/202508151728.CMPxXZsv-lkp@…) compiler: aarch64-linux-gcc (GCC) 10.5.0 reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20250815/202508151728.CMPxXZsv-lkp@…) 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 <lkp(a)intel.com> | Closes: https://lore.kernel.org/oe-kbuild-all/202508151728.CMPxXZsv-lkp@intel.com/ All warnings (new ones prefixed by >>): >> arch/arm64/kernel/cpufeature.c:2129:13: warning: 'enable_pseudo_nmi' defined but not used [-Wunused-variable] 2129 | static bool enable_pseudo_nmi; | ^~~~~~~~~~~~~~~~~ vim +/enable_pseudo_nmi +2129 arch/arm64/kernel/cpufeature.c 3e6c69a058deaa5 Mark Brown 2019-12-09 2127 f72387e1f8bc992 Mark Brown 2022-11-03 2128 #if IS_ENABLED(CONFIG_ARM64_PSEUDO_NMI) || IS_ENABLED(CONFIG_ARM64_NMI) bc3c03ccb4641fb Julien Thierry 2019-01-31 @2129 static bool enable_pseudo_nmi; f72387e1f8bc992 Mark Brown 2022-11-03 2130 #endif bc3c03ccb4641fb Julien Thierry 2019-01-31 2131 :::::: The code at line 2129 was first introduced by commit :::::: bc3c03ccb4641fb940b27a0d369431876923a8fe arm64: Enable the support of pseudo-NMIs :::::: TO: Julien Thierry <julien.thierry(a)arm.com> :::::: CC: Catalin Marinas <catalin.marinas(a)arm.com> -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki

1 0

[openeuler:OLK-6.6 2679/2679] kernel/bpf-rvi/common_kfuncs.c:238:27: warning: no previous prototype for function 'bpf_mem_failure'
by kernel test robot 15 Aug '25

15 Aug '25

tree: https://gitee.com/openeuler/kernel.git OLK-6.6 head: 54d96ebb93c9ff0573fe16586a47778ebe26de32 commit: 09893ff02def3af3147aff056dca7bee71c432f0 [2679/2679] bpf-rvi: Add bpf_mem_failure kfunc config: loongarch-allmodconfig (https://download.01.org/0day-ci/archive/20250815/202508152209.qAp1xBAt-lkp@…) compiler: clang version 19.1.7 (https://github.com/llvm/llvm-project cd708029e0b2869e80abe31ddb175f7c35361f90) reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20250815/202508152209.qAp1xBAt-lkp@…) 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 <lkp(a)intel.com> | Closes: https://lore.kernel.org/oe-kbuild-all/202508152209.qAp1xBAt-lkp@intel.com/ All warnings (new ones prefixed by >>): | ^ | static kernel/bpf-rvi/common_kfuncs.c:118:18: warning: no previous prototype for function 'bpf_get_boottime_timens' [-Wmissing-prototypes] 118 | __bpf_kfunc void bpf_get_boottime_timens(struct task_struct *tsk, struct timespec64 *boottime) | ^ kernel/bpf-rvi/common_kfuncs.c:118:13: note: declare 'static' if the function is not intended to be used outside of this translation unit 118 | __bpf_kfunc void bpf_get_boottime_timens(struct task_struct *tsk, struct timespec64 *boottime) | ^ | static kernel/bpf-rvi/common_kfuncs.c:124:27: warning: no previous prototype for function 'bpf_get_total_forks' [-Wmissing-prototypes] 124 | __bpf_kfunc unsigned long bpf_get_total_forks(void) | ^ kernel/bpf-rvi/common_kfuncs.c:124:13: note: declare 'static' if the function is not intended to be used outside of this translation unit 124 | __bpf_kfunc unsigned long bpf_get_total_forks(void) | ^ | static kernel/bpf-rvi/common_kfuncs.c:129:26: warning: no previous prototype for function 'bpf_nr_running' [-Wmissing-prototypes] 129 | __bpf_kfunc unsigned int bpf_nr_running(void) | ^ kernel/bpf-rvi/common_kfuncs.c:129:13: note: declare 'static' if the function is not intended to be used outside of this translation unit 129 | __bpf_kfunc unsigned int bpf_nr_running(void) | ^ | static kernel/bpf-rvi/common_kfuncs.c:134:32: warning: no previous prototype for function 'bpf_nr_context_switches' [-Wmissing-prototypes] 134 | __bpf_kfunc unsigned long long bpf_nr_context_switches(void) | ^ kernel/bpf-rvi/common_kfuncs.c:134:13: note: declare 'static' if the function is not intended to be used outside of this translation unit 134 | __bpf_kfunc unsigned long long bpf_nr_context_switches(void) | ^ | static kernel/bpf-rvi/common_kfuncs.c:139:26: warning: no previous prototype for function 'bpf_nr_iowait' [-Wmissing-prototypes] 139 | __bpf_kfunc unsigned int bpf_nr_iowait(void) | ^ kernel/bpf-rvi/common_kfuncs.c:139:13: note: declare 'static' if the function is not intended to be used outside of this translation unit 139 | __bpf_kfunc unsigned int bpf_nr_iowait(void) | ^ | static kernel/bpf-rvi/common_kfuncs.c:145:26: warning: no previous prototype for function 'bpf_kstat_softirqs_cpu' [-Wmissing-prototypes] 145 | __bpf_kfunc unsigned int bpf_kstat_softirqs_cpu(unsigned int irq, int cpu) | ^ kernel/bpf-rvi/common_kfuncs.c:145:13: note: declare 'static' if the function is not intended to be used outside of this translation unit 145 | __bpf_kfunc unsigned int bpf_kstat_softirqs_cpu(unsigned int irq, int cpu) | ^ | static kernel/bpf-rvi/common_kfuncs.c:150:27: warning: no previous prototype for function 'bpf_kstat_cpu_irqs_sum' [-Wmissing-prototypes] 150 | __bpf_kfunc unsigned long bpf_kstat_cpu_irqs_sum(unsigned int cpu) | ^ kernel/bpf-rvi/common_kfuncs.c:150:13: note: declare 'static' if the function is not intended to be used outside of this translation unit 150 | __bpf_kfunc unsigned long bpf_kstat_cpu_irqs_sum(unsigned int cpu) | ^ | static kernel/bpf-rvi/common_kfuncs.c:155:18: warning: no previous prototype for function 'bpf_kcpustat_cpu_fetch' [-Wmissing-prototypes] 155 | __bpf_kfunc void bpf_kcpustat_cpu_fetch(struct kernel_cpustat *dst, int cpu) | ^ kernel/bpf-rvi/common_kfuncs.c:155:13: note: declare 'static' if the function is not intended to be used outside of this translation unit 155 | __bpf_kfunc void bpf_kcpustat_cpu_fetch(struct kernel_cpustat *dst, int cpu) | ^ | static kernel/bpf-rvi/common_kfuncs.c:164:27: warning: no previous prototype for function 'bpf_mem_file_hugepage' [-Wmissing-prototypes] 164 | __bpf_kfunc unsigned long bpf_mem_file_hugepage(void) | ^ kernel/bpf-rvi/common_kfuncs.c:164:13: note: declare 'static' if the function is not intended to be used outside of this translation unit 164 | __bpf_kfunc unsigned long bpf_mem_file_hugepage(void) | ^ | static kernel/bpf-rvi/common_kfuncs.c:169:27: warning: no previous prototype for function 'bpf_mem_file_pmdmapped' [-Wmissing-prototypes] 169 | __bpf_kfunc unsigned long bpf_mem_file_pmdmapped(void) | ^ kernel/bpf-rvi/common_kfuncs.c:169:13: note: declare 'static' if the function is not intended to be used outside of this translation unit 169 | __bpf_kfunc unsigned long bpf_mem_file_pmdmapped(void) | ^ | static kernel/bpf-rvi/common_kfuncs.c:174:27: warning: no previous prototype for function 'bpf_mem_kreclaimable' [-Wmissing-prototypes] 174 | __bpf_kfunc unsigned long bpf_mem_kreclaimable(void) | ^ kernel/bpf-rvi/common_kfuncs.c:174:13: note: declare 'static' if the function is not intended to be used outside of this translation unit 174 | __bpf_kfunc unsigned long bpf_mem_kreclaimable(void) | ^ | static kernel/bpf-rvi/common_kfuncs.c:180:27: warning: no previous prototype for function 'bpf_mem_totalcma' [-Wmissing-prototypes] 180 | __bpf_kfunc unsigned long bpf_mem_totalcma(void) | ^ kernel/bpf-rvi/common_kfuncs.c:180:13: note: declare 'static' if the function is not intended to be used outside of this translation unit 180 | __bpf_kfunc unsigned long bpf_mem_totalcma(void) | ^ | static kernel/bpf-rvi/common_kfuncs.c:185:27: warning: no previous prototype for function 'bpf_mem_freecma' [-Wmissing-prototypes] 185 | __bpf_kfunc unsigned long bpf_mem_freecma(void) | ^ kernel/bpf-rvi/common_kfuncs.c:185:13: note: declare 'static' if the function is not intended to be used outside of this translation unit 185 | __bpf_kfunc unsigned long bpf_mem_freecma(void) | ^ | static kernel/bpf-rvi/common_kfuncs.c:200:17: warning: no previous prototype for function 'bpf_hugetlb_report_meminfo' [-Wmissing-prototypes] 200 | __bpf_kfunc int bpf_hugetlb_report_meminfo(struct bpf_mem_hugepage *hugepage_info) | ^ kernel/bpf-rvi/common_kfuncs.c:200:13: note: declare 'static' if the function is not intended to be used outside of this translation unit 200 | __bpf_kfunc int bpf_hugetlb_report_meminfo(struct bpf_mem_hugepage *hugepage_info) | ^ | static >> kernel/bpf-rvi/common_kfuncs.c:238:27: warning: no previous prototype for function 'bpf_mem_failure' [-Wmissing-prototypes] 238 | __bpf_kfunc unsigned long bpf_mem_failure(void) | ^ kernel/bpf-rvi/common_kfuncs.c:238:13: note: declare 'static' if the function is not intended to be used outside of this translation unit 238 | __bpf_kfunc unsigned long bpf_mem_failure(void) | ^ | static 22 warnings generated. vim +/bpf_mem_failure +238 kernel/bpf-rvi/common_kfuncs.c 231 232 #ifdef CONFIG_MEMORY_FAILURE 233 __bpf_kfunc unsigned long bpf_mem_failure(void) 234 { 235 return atomic_long_read(&num_poisoned_pages) << (PAGE_SHIFT - 10); 236 } 237 #else > 238 __bpf_kfunc unsigned long bpf_mem_failure(void) 239 { 240 return 0; 241 } 242 #endif 243 -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki

1 0

[openeuler:OLK-6.6 2679/2679] kernel/bpf-rvi/common_kfuncs.c:200:17: warning: no previous prototype for function 'bpf_hugetlb_report_meminfo'
by kernel test robot 15 Aug '25

15 Aug '25

tree: https://gitee.com/openeuler/kernel.git OLK-6.6 head: 54d96ebb93c9ff0573fe16586a47778ebe26de32 commit: edd6acd9af851644d1673be6bebb16269c67e018 [2679/2679] bpf-rvi: Add bpf_hugetlb_report_meminfo kfunc config: loongarch-allmodconfig (https://download.01.org/0day-ci/archive/20250815/202508152019.hrE0RxXn-lkp@…) compiler: clang version 19.1.7 (https://github.com/llvm/llvm-project cd708029e0b2869e80abe31ddb175f7c35361f90) reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20250815/202508152019.hrE0RxXn-lkp@…) 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 <lkp(a)intel.com> | Closes: https://lore.kernel.org/oe-kbuild-all/202508152019.hrE0RxXn-lkp@intel.com/ All warnings (new ones prefixed by >>): | ^ | static kernel/bpf-rvi/common_kfuncs.c:104:18: warning: no previous prototype for function 'bpf_seq_file_append' [-Wmissing-prototypes] 104 | __bpf_kfunc void bpf_seq_file_append(struct seq_file *dst, struct seq_file *src) | ^ kernel/bpf-rvi/common_kfuncs.c:104:13: note: declare 'static' if the function is not intended to be used outside of this translation unit 104 | __bpf_kfunc void bpf_seq_file_append(struct seq_file *dst, struct seq_file *src) | ^ | static kernel/bpf-rvi/common_kfuncs.c:118:18: warning: no previous prototype for function 'bpf_get_boottime_timens' [-Wmissing-prototypes] 118 | __bpf_kfunc void bpf_get_boottime_timens(struct task_struct *tsk, struct timespec64 *boottime) | ^ kernel/bpf-rvi/common_kfuncs.c:118:13: note: declare 'static' if the function is not intended to be used outside of this translation unit 118 | __bpf_kfunc void bpf_get_boottime_timens(struct task_struct *tsk, struct timespec64 *boottime) | ^ | static kernel/bpf-rvi/common_kfuncs.c:124:27: warning: no previous prototype for function 'bpf_get_total_forks' [-Wmissing-prototypes] 124 | __bpf_kfunc unsigned long bpf_get_total_forks(void) | ^ kernel/bpf-rvi/common_kfuncs.c:124:13: note: declare 'static' if the function is not intended to be used outside of this translation unit 124 | __bpf_kfunc unsigned long bpf_get_total_forks(void) | ^ | static kernel/bpf-rvi/common_kfuncs.c:129:26: warning: no previous prototype for function 'bpf_nr_running' [-Wmissing-prototypes] 129 | __bpf_kfunc unsigned int bpf_nr_running(void) | ^ kernel/bpf-rvi/common_kfuncs.c:129:13: note: declare 'static' if the function is not intended to be used outside of this translation unit 129 | __bpf_kfunc unsigned int bpf_nr_running(void) | ^ | static kernel/bpf-rvi/common_kfuncs.c:134:32: warning: no previous prototype for function 'bpf_nr_context_switches' [-Wmissing-prototypes] 134 | __bpf_kfunc unsigned long long bpf_nr_context_switches(void) | ^ kernel/bpf-rvi/common_kfuncs.c:134:13: note: declare 'static' if the function is not intended to be used outside of this translation unit 134 | __bpf_kfunc unsigned long long bpf_nr_context_switches(void) | ^ | static kernel/bpf-rvi/common_kfuncs.c:139:26: warning: no previous prototype for function 'bpf_nr_iowait' [-Wmissing-prototypes] 139 | __bpf_kfunc unsigned int bpf_nr_iowait(void) | ^ kernel/bpf-rvi/common_kfuncs.c:139:13: note: declare 'static' if the function is not intended to be used outside of this translation unit 139 | __bpf_kfunc unsigned int bpf_nr_iowait(void) | ^ | static kernel/bpf-rvi/common_kfuncs.c:145:26: warning: no previous prototype for function 'bpf_kstat_softirqs_cpu' [-Wmissing-prototypes] 145 | __bpf_kfunc unsigned int bpf_kstat_softirqs_cpu(unsigned int irq, int cpu) | ^ kernel/bpf-rvi/common_kfuncs.c:145:13: note: declare 'static' if the function is not intended to be used outside of this translation unit 145 | __bpf_kfunc unsigned int bpf_kstat_softirqs_cpu(unsigned int irq, int cpu) | ^ | static kernel/bpf-rvi/common_kfuncs.c:150:27: warning: no previous prototype for function 'bpf_kstat_cpu_irqs_sum' [-Wmissing-prototypes] 150 | __bpf_kfunc unsigned long bpf_kstat_cpu_irqs_sum(unsigned int cpu) | ^ kernel/bpf-rvi/common_kfuncs.c:150:13: note: declare 'static' if the function is not intended to be used outside of this translation unit 150 | __bpf_kfunc unsigned long bpf_kstat_cpu_irqs_sum(unsigned int cpu) | ^ | static kernel/bpf-rvi/common_kfuncs.c:155:18: warning: no previous prototype for function 'bpf_kcpustat_cpu_fetch' [-Wmissing-prototypes] 155 | __bpf_kfunc void bpf_kcpustat_cpu_fetch(struct kernel_cpustat *dst, int cpu) | ^ kernel/bpf-rvi/common_kfuncs.c:155:13: note: declare 'static' if the function is not intended to be used outside of this translation unit 155 | __bpf_kfunc void bpf_kcpustat_cpu_fetch(struct kernel_cpustat *dst, int cpu) | ^ | static kernel/bpf-rvi/common_kfuncs.c:164:27: warning: no previous prototype for function 'bpf_mem_file_hugepage' [-Wmissing-prototypes] 164 | __bpf_kfunc unsigned long bpf_mem_file_hugepage(void) | ^ kernel/bpf-rvi/common_kfuncs.c:164:13: note: declare 'static' if the function is not intended to be used outside of this translation unit 164 | __bpf_kfunc unsigned long bpf_mem_file_hugepage(void) | ^ | static kernel/bpf-rvi/common_kfuncs.c:169:27: warning: no previous prototype for function 'bpf_mem_file_pmdmapped' [-Wmissing-prototypes] 169 | __bpf_kfunc unsigned long bpf_mem_file_pmdmapped(void) | ^ kernel/bpf-rvi/common_kfuncs.c:169:13: note: declare 'static' if the function is not intended to be used outside of this translation unit 169 | __bpf_kfunc unsigned long bpf_mem_file_pmdmapped(void) | ^ | static kernel/bpf-rvi/common_kfuncs.c:174:27: warning: no previous prototype for function 'bpf_mem_kreclaimable' [-Wmissing-prototypes] 174 | __bpf_kfunc unsigned long bpf_mem_kreclaimable(void) | ^ kernel/bpf-rvi/common_kfuncs.c:174:13: note: declare 'static' if the function is not intended to be used outside of this translation unit 174 | __bpf_kfunc unsigned long bpf_mem_kreclaimable(void) | ^ | static kernel/bpf-rvi/common_kfuncs.c:180:27: warning: no previous prototype for function 'bpf_mem_totalcma' [-Wmissing-prototypes] 180 | __bpf_kfunc unsigned long bpf_mem_totalcma(void) | ^ kernel/bpf-rvi/common_kfuncs.c:180:13: note: declare 'static' if the function is not intended to be used outside of this translation unit 180 | __bpf_kfunc unsigned long bpf_mem_totalcma(void) | ^ | static kernel/bpf-rvi/common_kfuncs.c:185:27: warning: no previous prototype for function 'bpf_mem_freecma' [-Wmissing-prototypes] 185 | __bpf_kfunc unsigned long bpf_mem_freecma(void) | ^ kernel/bpf-rvi/common_kfuncs.c:185:13: note: declare 'static' if the function is not intended to be used outside of this translation unit 185 | __bpf_kfunc unsigned long bpf_mem_freecma(void) | ^ | static >> kernel/bpf-rvi/common_kfuncs.c:200:17: warning: no previous prototype for function 'bpf_hugetlb_report_meminfo' [-Wmissing-prototypes] 200 | __bpf_kfunc int bpf_hugetlb_report_meminfo(struct bpf_mem_hugepage *hugepage_info) | ^ kernel/bpf-rvi/common_kfuncs.c:200:13: note: declare 'static' if the function is not intended to be used outside of this translation unit 200 | __bpf_kfunc int bpf_hugetlb_report_meminfo(struct bpf_mem_hugepage *hugepage_info) | ^ | static 21 warnings generated. vim +/bpf_hugetlb_report_meminfo +200 kernel/bpf-rvi/common_kfuncs.c 198 199 #ifdef CONFIG_HUGETLB_PAGE > 200 __bpf_kfunc int bpf_hugetlb_report_meminfo(struct bpf_mem_hugepage *hugepage_info) 201 { 202 struct hstate *h; 203 unsigned long total = 0; 204 205 if (!hugepages_supported()) 206 return -1; 207 208 for_each_hstate(h) { 209 unsigned long count = h->nr_huge_pages; 210 211 total += huge_page_size(h) * count; 212 213 if (h == &default_hstate) { 214 hugepage_info->total = count; 215 hugepage_info->free = h->free_huge_pages; 216 hugepage_info->rsvd = h->resv_huge_pages; 217 hugepage_info->surp = h->surplus_huge_pages; 218 hugepage_info->size = huge_page_size(h) / SZ_1K; 219 } 220 } 221 222 hugepage_info->hugetlb = total / SZ_1K; 223 return 0; 224 } 225 #else 226 __bpf_kfunc int bpf_hugetlb_report_meminfo(struct bpf_mem_hugepage *hugepage_info) 227 { 228 return -1; 229 } 230 #endif 231 -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki

1 0

[openeuler:OLK-6.6 2680/2680] drivers/net/ethernet/linkdata/sxe/sxepf/sxe_debugfs.c:432:6: error: no previous prototype for 'sxe_debugfs_entries_init'
by kernel test robot 15 Aug '25

15 Aug '25

Hi liujie_answer, FYI, the error/warning still remains. tree: https://gitee.com/openeuler/kernel.git OLK-6.6 head: 54d96ebb93c9ff0573fe16586a47778ebe26de32 commit: dd013ad487534c1838afc2f55efdb5daec15aace [2680/2680] Ethernet: Linkdata: Supports Linkdata ethernet Controllers config: x86_64-buildonly-randconfig-006-20250815 (https://download.01.org/0day-ci/archive/20250815/202508152057.oL7JqxX1-lkp@…) compiler: gcc-12 (Debian 12.2.0-14+deb12u1) 12.2.0 reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20250815/202508152057.oL7JqxX1-lkp@…) 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 <lkp(a)intel.com> | Closes: https://lore.kernel.org/oe-kbuild-all/202508152057.oL7JqxX1-lkp@intel.com/ All errors (new ones prefixed by >>): >> drivers/net/ethernet/linkdata/sxe/sxepf/sxe_debugfs.c:432:6: error: no previous prototype for 'sxe_debugfs_entries_init' [-Werror=missing-prototypes] 432 | void sxe_debugfs_entries_init(struct sxe_adapter *adapter) | ^~~~~~~~~~~~~~~~~~~~~~~~ >> drivers/net/ethernet/linkdata/sxe/sxepf/sxe_debugfs.c:459:6: error: no previous prototype for 'sxe_debugfs_entries_exit' [-Werror=missing-prototypes] 459 | void sxe_debugfs_entries_exit(struct sxe_adapter *adapter) | ^~~~~~~~~~~~~~~~~~~~~~~~ >> drivers/net/ethernet/linkdata/sxe/sxepf/sxe_debugfs.c:465:6: error: no previous prototype for 'sxe_debugfs_init' [-Werror=missing-prototypes] 465 | void sxe_debugfs_init(void) | ^~~~~~~~~~~~~~~~ >> drivers/net/ethernet/linkdata/sxe/sxepf/sxe_debugfs.c:470:6: error: no previous prototype for 'sxe_debugfs_exit' [-Werror=missing-prototypes] 470 | void sxe_debugfs_exit(void) | ^~~~~~~~~~~~~~~~ cc1: all warnings being treated as errors -- >> drivers/net/ethernet/linkdata/sxe/sxepf/sxe_hw.c:230:6: error: no previous prototype for 'sxe_hw_no_snoop_disable' [-Werror=missing-prototypes] 230 | void sxe_hw_no_snoop_disable(struct sxe_hw *hw) | ^~~~~~~~~~~~~~~~~~~~~~~ >> drivers/net/ethernet/linkdata/sxe/sxepf/sxe_hw.c:262:6: error: no previous prototype for 'sxe_hw_uc_addr_pool_del' [-Werror=missing-prototypes] 262 | void sxe_hw_uc_addr_pool_del(struct sxe_hw *hw, u32 rar_idx, u32 pool_idx) | ^~~~~~~~~~~~~~~~~~~~~~~ >> drivers/net/ethernet/linkdata/sxe/sxepf/sxe_hw.c:283:5: error: no previous prototype for 'sxe_hw_uc_addr_pool_enable' [-Werror=missing-prototypes] 283 | s32 sxe_hw_uc_addr_pool_enable(struct sxe_hw *hw, u8 rar_idx, u8 pool_idx) | ^~~~~~~~~~~~~~~~~~~~~~~~~~ >> drivers/net/ethernet/linkdata/sxe/sxepf/sxe_hw.c:337:5: error: no previous prototype for 'sxe_hw_nic_reset' [-Werror=missing-prototypes] 337 | s32 sxe_hw_nic_reset(struct sxe_hw *hw) | ^~~~~~~~~~~~~~~~ >> drivers/net/ethernet/linkdata/sxe/sxepf/sxe_hw.c:367:6: error: no previous prototype for 'sxe_hw_pf_rst_done_set' [-Werror=missing-prototypes] 367 | void sxe_hw_pf_rst_done_set(struct sxe_hw *hw) | ^~~~~~~~~~~~~~~~~~~~~~ >> drivers/net/ethernet/linkdata/sxe/sxepf/sxe_hw.c:735:5: error: no previous prototype for 'sxe_hw_pending_irq_read_clear' [-Werror=missing-prototypes] 735 | u32 sxe_hw_pending_irq_read_clear(struct sxe_hw *hw) | ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~ >> drivers/net/ethernet/linkdata/sxe/sxepf/sxe_hw.c:740:6: error: no previous prototype for 'sxe_hw_pending_irq_write_clear' [-Werror=missing-prototypes] 740 | void sxe_hw_pending_irq_write_clear(struct sxe_hw *hw, u32 value) | ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ >> drivers/net/ethernet/linkdata/sxe/sxepf/sxe_hw.c:745:5: error: no previous prototype for 'sxe_hw_irq_cause_get' [-Werror=missing-prototypes] 745 | u32 sxe_hw_irq_cause_get(struct sxe_hw *hw) | ^~~~~~~~~~~~~~~~~~~~ >> drivers/net/ethernet/linkdata/sxe/sxepf/sxe_hw.c:765:6: error: no previous prototype for 'sxe_hw_ring_irq_auto_disable' [-Werror=missing-prototypes] 765 | void sxe_hw_ring_irq_auto_disable(struct sxe_hw *hw, bool is_msix) | ^~~~~~~~~~~~~~~~~~~~~~~~~~~~ >> drivers/net/ethernet/linkdata/sxe/sxepf/sxe_hw.c:775:6: error: no previous prototype for 'sxe_hw_irq_general_reg_set' [-Werror=missing-prototypes] 775 | void sxe_hw_irq_general_reg_set(struct sxe_hw *hw, u32 value) | ^~~~~~~~~~~~~~~~~~~~~~~~~~ >> drivers/net/ethernet/linkdata/sxe/sxepf/sxe_hw.c:780:5: error: no previous prototype for 'sxe_hw_irq_general_reg_get' [-Werror=missing-prototypes] 780 | u32 sxe_hw_irq_general_reg_get(struct sxe_hw *hw) | ^~~~~~~~~~~~~~~~~~~~~~~~~~ >> drivers/net/ethernet/linkdata/sxe/sxepf/sxe_hw.c:790:6: error: no previous prototype for 'sxe_hw_event_irq_map' [-Werror=missing-prototypes] 790 | void sxe_hw_event_irq_map(struct sxe_hw *hw, u8 offset, u16 irq_idx) | ^~~~~~~~~~~~~~~~~~~~ >> drivers/net/ethernet/linkdata/sxe/sxepf/sxe_hw.c:806:6: error: no previous prototype for 'sxe_hw_ring_irq_map' [-Werror=missing-prototypes] 806 | void sxe_hw_ring_irq_map(struct sxe_hw *hw, bool is_tx, u16 reg_idx, | ^~~~~~~~~~~~~~~~~~~ >> drivers/net/ethernet/linkdata/sxe/sxepf/sxe_hw.c:823:6: error: no previous prototype for 'sxe_hw_ring_irq_interval_set' [-Werror=missing-prototypes] 823 | void sxe_hw_ring_irq_interval_set(struct sxe_hw *hw, u16 irq_idx, u32 interval) | ^~~~~~~~~~~~~~~~~~~~~~~~~~~~ >> drivers/net/ethernet/linkdata/sxe/sxepf/sxe_hw.c:838:6: error: no previous prototype for 'sxe_hw_event_irq_auto_clear_set' [-Werror=missing-prototypes] 838 | void sxe_hw_event_irq_auto_clear_set(struct sxe_hw *hw, u32 value) | ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ >> drivers/net/ethernet/linkdata/sxe/sxepf/sxe_hw.c:843:6: error: no previous prototype for 'sxe_hw_specific_irq_disable' [-Werror=missing-prototypes] 843 | void sxe_hw_specific_irq_disable(struct sxe_hw *hw, u32 value) | ^~~~~~~~~~~~~~~~~~~~~~~~~~~ >> drivers/net/ethernet/linkdata/sxe/sxepf/sxe_hw.c:848:6: error: no previous prototype for 'sxe_hw_specific_irq_enable' [-Werror=missing-prototypes] 848 | void sxe_hw_specific_irq_enable(struct sxe_hw *hw, u32 value) | ^~~~~~~~~~~~~~~~~~~~~~~~~~ >> drivers/net/ethernet/linkdata/sxe/sxepf/sxe_hw.c:876:6: error: no previous prototype for 'sxe_hw_all_irq_disable' [-Werror=missing-prototypes] 876 | void sxe_hw_all_irq_disable(struct sxe_hw *hw) | ^~~~~~~~~~~~~~~~~~~~~~ >> drivers/net/ethernet/linkdata/sxe/sxepf/sxe_hw.c:994:5: error: no previous prototype for 'sxe_hw_link_speed_get' [-Werror=missing-prototypes] 994 | u32 sxe_hw_link_speed_get(struct sxe_hw *hw) | ^~~~~~~~~~~~~~~~~~~~~ >> drivers/net/ethernet/linkdata/sxe/sxepf/sxe_hw.c:1014:6: error: no previous prototype for 'sxe_hw_link_speed_set' [-Werror=missing-prototypes] 1014 | void sxe_hw_link_speed_set(struct sxe_hw *hw, u32 speed) | ^~~~~~~~~~~~~~~~~~~~~ drivers/net/ethernet/linkdata/sxe/sxepf/sxe_hw.c:1033:6: error: no previous prototype for 'sxe_hw_is_link_state_up' [-Werror=missing-prototypes] 1033 | bool sxe_hw_is_link_state_up(struct sxe_hw *hw) | ^~~~~~~~~~~~~~~~~~~~~~~ drivers/net/ethernet/linkdata/sxe/sxepf/sxe_hw.c:1055:6: error: no previous prototype for 'sxe_hw_mac_pad_enable' [-Werror=missing-prototypes] 1055 | void sxe_hw_mac_pad_enable(struct sxe_hw *hw) | ^~~~~~~~~~~~~~~~~~~~~ drivers/net/ethernet/linkdata/sxe/sxepf/sxe_hw.c:1064:5: error: no previous prototype for 'sxe_hw_fc_enable' [-Werror=missing-prototypes] 1064 | s32 sxe_hw_fc_enable(struct sxe_hw *hw) | ^~~~~~~~~~~~~~~~ drivers/net/ethernet/linkdata/sxe/sxepf/sxe_hw.c:1135:6: error: no previous prototype for 'sxe_fc_autoneg_localcap_set' [-Werror=missing-prototypes] 1135 | void sxe_fc_autoneg_localcap_set(struct sxe_hw *hw) | ^~~~~~~~~~~~~~~~~~~~~~~~~~~ drivers/net/ethernet/linkdata/sxe/sxepf/sxe_hw.c:1164:5: error: no previous prototype for 'sxe_hw_pfc_enable' [-Werror=missing-prototypes] 1164 | s32 sxe_hw_pfc_enable(struct sxe_hw *hw, u8 tc_idx) | ^~~~~~~~~~~~~~~~~ drivers/net/ethernet/linkdata/sxe/sxepf/sxe_hw.c:1256:6: error: no previous prototype for 'sxe_hw_crc_configure' [-Werror=missing-prototypes] 1256 | void sxe_hw_crc_configure(struct sxe_hw *hw) | ^~~~~~~~~~~~~~~~~~~~ drivers/net/ethernet/linkdata/sxe/sxepf/sxe_hw.c:1264:6: error: no previous prototype for 'sxe_hw_loopback_switch' [-Werror=missing-prototypes] 1264 | void sxe_hw_loopback_switch(struct sxe_hw *hw, bool is_enable) | ^~~~~~~~~~~~~~~~~~~~~~ drivers/net/ethernet/linkdata/sxe/sxepf/sxe_hw.c:1276:6: error: no previous prototype for 'sxe_hw_mac_txrx_enable' [-Werror=missing-prototypes] 1276 | void sxe_hw_mac_txrx_enable(struct sxe_hw *hw) | ^~~~~~~~~~~~~~~~~~~~~~ drivers/net/ethernet/linkdata/sxe/sxepf/sxe_hw.c:1285:6: error: no previous prototype for 'sxe_hw_mac_max_frame_set' [-Werror=missing-prototypes] 1285 | void sxe_hw_mac_max_frame_set(struct sxe_hw *hw, u32 max_frame) | ^~~~~~~~~~~~~~~~~~~~~~~~ drivers/net/ethernet/linkdata/sxe/sxepf/sxe_hw.c:1298:5: error: no previous prototype for 'sxe_hw_mac_max_frame_get' [-Werror=missing-prototypes] 1298 | u32 sxe_hw_mac_max_frame_get(struct sxe_hw *hw) | ^~~~~~~~~~~~~~~~~~~~~~~~ drivers/net/ethernet/linkdata/sxe/sxepf/sxe_hw.c:1330:6: error: no previous prototype for 'sxe_hw_fc_tc_high_water_mark_set' [-Werror=missing-prototypes] 1330 | void sxe_hw_fc_tc_high_water_mark_set(struct sxe_hw *hw, u8 tc_idx, u32 mark) | ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ drivers/net/ethernet/linkdata/sxe/sxepf/sxe_hw.c:1335:6: error: no previous prototype for 'sxe_hw_fc_tc_low_water_mark_set' [-Werror=missing-prototypes] 1335 | void sxe_hw_fc_tc_low_water_mark_set(struct sxe_hw *hw, u8 tc_idx, u32 mark) | ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ drivers/net/ethernet/linkdata/sxe/sxepf/sxe_hw.c:1340:6: error: no previous prototype for 'sxe_hw_is_fc_autoneg_disabled' [-Werror=missing-prototypes] 1340 | bool sxe_hw_is_fc_autoneg_disabled(struct sxe_hw *hw) | ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~ drivers/net/ethernet/linkdata/sxe/sxepf/sxe_hw.c:1345:6: error: no previous prototype for 'sxe_hw_fc_autoneg_disable_set' [-Werror=missing-prototypes] 1345 | void sxe_hw_fc_autoneg_disable_set(struct sxe_hw *hw, bool is_disabled) | ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~ drivers/net/ethernet/linkdata/sxe/sxepf/sxe_hw.c:1360:6: error: no previous prototype for 'sxe_hw_fc_requested_mode_set' [-Werror=missing-prototypes] 1360 | void sxe_hw_fc_requested_mode_set(struct sxe_hw *hw, enum sxe_fc_mode mode) | ^~~~~~~~~~~~~~~~~~~~~~~~~~~~ drivers/net/ethernet/linkdata/sxe/sxepf/sxe_hw.c:1388:5: error: no previous prototype for 'sxe_hw_rx_mode_get' [-Werror=missing-prototypes] 1388 | u32 sxe_hw_rx_mode_get(struct sxe_hw *hw) | ^~~~~~~~~~~~~~~~~~ drivers/net/ethernet/linkdata/sxe/sxepf/sxe_hw.c:1393:5: error: no previous prototype for 'sxe_hw_pool_rx_mode_get' [-Werror=missing-prototypes] 1393 | u32 sxe_hw_pool_rx_mode_get(struct sxe_hw *hw, u16 pool_idx) | ^~~~~~~~~~~~~~~~~~~~~~~ drivers/net/ethernet/linkdata/sxe/sxepf/sxe_hw.c:1398:6: error: no previous prototype for 'sxe_hw_rx_mode_set' [-Werror=missing-prototypes] 1398 | void sxe_hw_rx_mode_set(struct sxe_hw *hw, u32 filter_ctrl) | ^~~~~~~~~~~~~~~~~~ drivers/net/ethernet/linkdata/sxe/sxepf/sxe_hw.c:1403:6: error: no previous prototype for 'sxe_hw_pool_rx_mode_set' [-Werror=missing-prototypes] 1403 | void sxe_hw_pool_rx_mode_set(struct sxe_hw *hw, u32 vmolr, u16 pool_idx) | ^~~~~~~~~~~~~~~~~~~~~~~ drivers/net/ethernet/linkdata/sxe/sxepf/sxe_hw.c:1408:6: error: no previous prototype for 'sxe_hw_rx_lro_enable' [-Werror=missing-prototypes] 1408 | void sxe_hw_rx_lro_enable(struct sxe_hw *hw, bool is_enable) | ^~~~~~~~~~~~~~~~~~~~ drivers/net/ethernet/linkdata/sxe/sxepf/sxe_hw.c:1420:6: error: no previous prototype for 'sxe_hw_rx_nfs_filter_disable' [-Werror=missing-prototypes] 1420 | void sxe_hw_rx_nfs_filter_disable(struct sxe_hw *hw) | ^~~~~~~~~~~~~~~~~~~~~~~~~~~~ drivers/net/ethernet/linkdata/sxe/sxepf/sxe_hw.c:1428:6: error: no previous prototype for 'sxe_hw_rx_udp_frag_checksum_disable' [-Werror=missing-prototypes] 1428 | void sxe_hw_rx_udp_frag_checksum_disable(struct sxe_hw *hw) | ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ drivers/net/ethernet/linkdata/sxe/sxepf/sxe_hw.c:1437:6: error: no previous prototype for 'sxe_hw_fc_mac_addr_set' [-Werror=missing-prototypes] 1437 | void sxe_hw_fc_mac_addr_set(struct sxe_hw *hw, u8 *mac_addr) | ^~~~~~~~~~~~~~~~~~~~~~ drivers/net/ethernet/linkdata/sxe/sxepf/sxe_hw.c:1449:5: error: no previous prototype for 'sxe_hw_uc_addr_add' [-Werror=missing-prototypes] 1449 | s32 sxe_hw_uc_addr_add(struct sxe_hw *hw, u32 rar_idx, u8 *addr, u32 pool_idx) | ^~~~~~~~~~~~~~~~~~ drivers/net/ethernet/linkdata/sxe/sxepf/sxe_hw.c:1484:5: error: no previous prototype for 'sxe_hw_uc_addr_del' [-Werror=missing-prototypes] 1484 | s32 sxe_hw_uc_addr_del(struct sxe_hw *hw, u32 index) | ^~~~~~~~~~~~~~~~~~ drivers/net/ethernet/linkdata/sxe/sxepf/sxe_hw.c:1510:6: error: no previous prototype for 'sxe_hw_mta_hash_table_set' [-Werror=missing-prototypes] 1510 | void sxe_hw_mta_hash_table_set(struct sxe_hw *hw, u8 index, u32 value) | ^~~~~~~~~~~~~~~~~~~~~~~~~ drivers/net/ethernet/linkdata/sxe/sxepf/sxe_hw.c:1515:6: error: no previous prototype for 'sxe_hw_mta_hash_table_update' [-Werror=missing-prototypes] 1515 | void sxe_hw_mta_hash_table_update(struct sxe_hw *hw, u8 reg_idx, u8 bit_idx) | ^~~~~~~~~~~~~~~~~~~~~~~~~~~~ drivers/net/ethernet/linkdata/sxe/sxepf/sxe_hw.c:1525:5: error: no previous prototype for 'sxe_hw_mc_filter_get' [-Werror=missing-prototypes] 1525 | u32 sxe_hw_mc_filter_get(struct sxe_hw *hw) | ^~~~~~~~~~~~~~~~~~~~ drivers/net/ethernet/linkdata/sxe/sxepf/sxe_hw.c:1530:6: error: no previous prototype for 'sxe_hw_mc_filter_enable' [-Werror=missing-prototypes] 1530 | void sxe_hw_mc_filter_enable(struct sxe_hw *hw) | ^~~~~~~~~~~~~~~~~~~~~~~ drivers/net/ethernet/linkdata/sxe/sxepf/sxe_hw.c:1554:6: error: no previous prototype for 'sxe_hw_uc_addr_clear' [-Werror=missing-prototypes] 1554 | void sxe_hw_uc_addr_clear(struct sxe_hw *hw) | ^~~~~~~~~~~~~~~~~~~~ drivers/net/ethernet/linkdata/sxe/sxepf/sxe_hw.c:1587:6: error: no previous prototype for 'sxe_hw_vt_ctrl_cfg' [-Werror=missing-prototypes] 1587 | void sxe_hw_vt_ctrl_cfg(struct sxe_hw *hw, u8 default_pool) | ^~~~~~~~~~~~~~~~~~ drivers/net/ethernet/linkdata/sxe/sxepf/sxe_hw.c:1601:6: error: no previous prototype for 'sxe_hw_vt_disable' [-Werror=missing-prototypes] 1601 | void sxe_hw_vt_disable(struct sxe_hw *hw) | ^~~~~~~~~~~~~~~~~ drivers/net/ethernet/linkdata/sxe/sxepf/sxe_hw.c:1675:5: error: no previous prototype for 'sxe_hw_vlan_pool_filter_read' [-Werror=missing-prototypes] 1675 | u32 sxe_hw_vlan_pool_filter_read(struct sxe_hw *hw, u16 reg_index) -- >> drivers/net/ethernet/linkdata/sxe/sxepf/sxe_irq.c:136:5: error: no previous prototype for 'sxe_msi_irq_init' [-Werror=missing-prototypes] 136 | int sxe_msi_irq_init(struct sxe_adapter *adapter) | ^~~~~~~~~~~~~~~~ >> drivers/net/ethernet/linkdata/sxe/sxepf/sxe_irq.c:182:6: error: no previous prototype for 'sxe_disable_dcb' [-Werror=missing-prototypes] 182 | void sxe_disable_dcb(struct sxe_adapter *adapter) | ^~~~~~~~~~~~~~~ >> drivers/net/ethernet/linkdata/sxe/sxepf/sxe_irq.c:212:6: error: no previous prototype for 'sxe_disable_rss' [-Werror=missing-prototypes] 212 | void sxe_disable_rss(struct sxe_adapter *adapter) | ^~~~~~~~~~~~~~~ >> drivers/net/ethernet/linkdata/sxe/sxepf/sxe_irq.c:729:6: error: no previous prototype for 'sxe_lsc_irq_handler' [-Werror=missing-prototypes] 729 | void sxe_lsc_irq_handler(struct sxe_adapter *adapter) | ^~~~~~~~~~~~~~~~~~~ >> drivers/net/ethernet/linkdata/sxe/sxepf/sxe_irq.c:745:6: error: no previous prototype for 'sxe_mailbox_irq_handler' [-Werror=missing-prototypes] 745 | void sxe_mailbox_irq_handler(struct sxe_adapter *adapter) | ^~~~~~~~~~~~~~~~~~~~~~~ cc1: all warnings being treated as errors -- >> drivers/net/ethernet/linkdata/sxe/sxepf/sxe_rx_proc.c:1431:6: error: no previous prototype for 'sxe_headers_cleanup' [-Werror=missing-prototypes] 1431 | bool sxe_headers_cleanup(struct sxe_ring *rx_ring, | ^~~~~~~~~~~~~~~~~~~ >> drivers/net/ethernet/linkdata/sxe/sxepf/sxe_rx_proc.c:1569:6: error: no previous prototype for 'sxe_rx_buffer_page_offset_update' [-Werror=missing-prototypes] 1569 | void sxe_rx_buffer_page_offset_update(struct sxe_ring *rx_ring, | ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ cc1: all warnings being treated as errors -- >> drivers/net/ethernet/linkdata/sxe/sxepf/sxe_main.c:70:6: error: no previous prototype for 'sxe_allow_inval_mac' [-Werror=missing-prototypes] 70 | bool sxe_allow_inval_mac(void) | ^~~~~~~~~~~~~~~~~~~ cc1: all warnings being treated as errors -- drivers/net/ethernet/linkdata/sxe/sxepf/sxe_sriov.c: In function 'sxe_vf_uc_addr_del': >> drivers/net/ethernet/linkdata/sxe/sxepf/sxe_sriov.c:766:13: error: variable 'ret' set but not used [-Werror=unused-but-set-variable] 766 | s32 ret; | ^~~ drivers/net/ethernet/linkdata/sxe/sxepf/sxe_sriov.c: At top level: >> drivers/net/ethernet/linkdata/sxe/sxepf/sxe_sriov.c:1552:6: error: no previous prototype for 'sxe_set_vf_link_enable' [-Werror=missing-prototypes] 1552 | void sxe_set_vf_link_enable(struct sxe_adapter *adapter, s32 vf_idx, s32 state) | ^~~~~~~~~~~~~~~~~~~~~~ cc1: all warnings being treated as errors -- >> drivers/net/ethernet/linkdata/sxe/sxepf/sxe_phy.c:733:5: error: no previous prototype for 'sxe_multispeed_sfp_link_configure' [-Werror=missing-prototypes] 733 | s32 sxe_multispeed_sfp_link_configure(struct sxe_adapter *adapter, u32 speed) | ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ cc1: all warnings being treated as errors -- >> drivers/net/ethernet/linkdata/sxe/sxepf/sxe_ethtool.c:2022:5: error: no previous prototype for 'sxe_reg_test' [-Werror=missing-prototypes] 2022 | int sxe_reg_test(struct sxe_adapter *adapter) | ^~~~~~~~~~~~ >> drivers/net/ethernet/linkdata/sxe/sxepf/sxe_ethtool.c:2644:5: error: no previous prototype for 'sxe_phys_id_set' [-Werror=missing-prototypes] 2644 | int sxe_phys_id_set(struct net_device *netdev, enum ethtool_phys_id_state state) | ^~~~~~~~~~~~~~~ drivers/net/ethernet/linkdata/sxe/sxepf/sxe_ethtool.c: In function 'sxe_get_module_eeprom': >> drivers/net/ethernet/linkdata/sxe/sxepf/sxe_ethtool.c:2736:47: error: suggest braces around empty body in an 'if' statement [-Werror=empty-body] 2736 | LOG_ERROR("read sfp failed\n"); | ^ cc1: all warnings being treated as errors -- >> drivers/net/ethernet/linkdata/sxe/sxepf/sxe_xdp.c:410:6: error: no previous prototype for 'sxe_txrx_ring_enable' [-Werror=missing-prototypes] 410 | void sxe_txrx_ring_enable(struct sxe_adapter *adapter, u32 ring_idx) | ^~~~~~~~~~~~~~~~~~~~ cc1: all warnings being treated as errors -- >> drivers/net/ethernet/linkdata/sxevf/sxevf/sxevf_rx_proc.c:362:6: error: no previous prototype for 'sxevf_rx_ring_buffers_alloc' [-Werror=missing-prototypes] 362 | void sxevf_rx_ring_buffers_alloc(struct sxevf_ring *rx_ring, u16 cleaned_count) | ^~~~~~~~~~~~~~~~~~~~~~~~~~~ cc1: all warnings being treated as errors -- >> drivers/net/ethernet/linkdata/sxevf/sxevf/sxevf_tx_proc.c:88:6: error: no previous prototype for 'sxevf_tx_ring_free' [-Werror=missing-prototypes] 88 | void sxevf_tx_ring_free(struct sxevf_ring *ring) | ^~~~~~~~~~~~~~~~~~ >> drivers/net/ethernet/linkdata/sxevf/sxevf/sxevf_tx_proc.c:127:5: error: no previous prototype for 'sxevf_tx_ring_alloc' [-Werror=missing-prototypes] 127 | s32 sxevf_tx_ring_alloc(struct sxevf_ring *ring) | ^~~~~~~~~~~~~~~~~~~ drivers/net/ethernet/linkdata/sxevf/sxevf/sxevf_tx_proc.c: In function 'sxevf_xmit_pkt': >> drivers/net/ethernet/linkdata/sxevf/sxevf/sxevf_tx_proc.c:703:66: error: suggest braces around empty body in an 'if' statement [-Werror=empty-body] 703 | ring->idx, SXEVF_TX_DESC_NEEDED); | ^ drivers/net/ethernet/linkdata/sxevf/sxevf/sxevf_tx_proc.c: In function 'sxevf_ring_xmit': drivers/net/ethernet/linkdata/sxevf/sxevf/sxevf_tx_proc.c:803:74: error: suggest braces around empty body in an 'if' statement [-Werror=empty-body] 803 | LOG_ERROR("tx dma mapping err, ring idx=%u\n", ring->idx); | ^ drivers/net/ethernet/linkdata/sxevf/sxevf/sxevf_tx_proc.c: In function 'sxevf_xmit': >> drivers/net/ethernet/linkdata/sxevf/sxevf/sxevf_tx_proc.c:838:71: error: suggest braces around empty body in an 'else' statement [-Werror=empty-body] 838 | LOG_DEBUG("sxe xmit end, ring idx=%u\n", tx_ring->idx); | ^ cc1: all warnings being treated as errors .. Kconfig warnings: (for reference only) WARNING: unmet direct dependencies detected for PTP_1588_CLOCK Depends on [n]: NET [=y] && POSIX_TIMERS [=n] Selected by [m]: - SXE [=m] && NETDEVICES [=y] && ETHERNET [=y] && NET_VENDOR_LINKDATA [=y] && (X86 [=y] || ARM64) && PCI [=y] - SXE_VF [=m] && NETDEVICES [=y] && ETHERNET [=y] && NET_VENDOR_LINKDATA [=y] && (X86 [=y] || ARM64) && PCI [=y] vim +/sxe_debugfs_entries_init +432 drivers/net/ethernet/linkdata/sxe/sxepf/sxe_debugfs.c 431 > 432 void sxe_debugfs_entries_init(struct sxe_adapter *adapter) 433 { 434 struct dentry *dir; 435 const char *name = pci_name(adapter->pdev); 436 437 adapter->debugfs_entries = debugfs_create_dir(name, sxe_debugfs_root); 438 dir = debugfs_create_file("reg_ops", 0600, adapter->debugfs_entries, 439 adapter, &sxe_debugfs_reg_ops_fops); 440 if (!dir || dir == ERR_PTR(-ENODEV)) 441 LOG_INFO_BDF("debugfs:reg_ops file create failed\n"); 442 443 dir = debugfs_create_file("netdev_ops", 0600, adapter->debugfs_entries, 444 adapter, &sxe_debugfs_netdev_ops_fops); 445 if (!dir || dir == ERR_PTR(-ENODEV)) 446 LOG_INFO_BDF("debugfs:netdev_ops file create failed\n"); 447 448 dir = debugfs_create_file("hw_stats", 0400, adapter->debugfs_entries, 449 adapter, &sxe_debugfs_hw_stats_fops); 450 if (!dir || dir == ERR_PTR(-ENODEV)) 451 LOG_INFO_BDF("debugfs:hw_stats file create failed\n"); 452 453 dir = debugfs_create_file("sfp_info", 0400, adapter->debugfs_entries, 454 adapter, &sxe_debugfs_sfp_info_fops); 455 if (!dir || dir == ERR_PTR(-ENODEV)) 456 LOG_INFO_BDF("debugfs:sfp_info file create failed\n"); 457 } 458 > 459 void sxe_debugfs_entries_exit(struct sxe_adapter *adapter) 460 { 461 debugfs_remove_recursive(adapter->debugfs_entries); 462 adapter->debugfs_entries = NULL; 463 } 464 > 465 void sxe_debugfs_init(void) 466 { 467 sxe_debugfs_root = debugfs_create_dir(SXE_DRV_NAME, NULL); 468 } 469 > 470 void sxe_debugfs_exit(void) -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki

1 0

[openeuler:OLK-6.6 2679/2679] kernel/bpf-rvi/common_kfuncs.c:179:27: warning: no previous prototype for function 'bpf_mem_totalcma'
by kernel test robot 15 Aug '25

15 Aug '25

tree: https://gitee.com/openeuler/kernel.git OLK-6.6 head: 2a82ebf963a58eaae57bc365d5d523592f13db7b commit: 9c449e4d9af5b69a1b9fdae9e3f18dc1515635b8 [2679/2679] bpf-rvi: Add bpf_mem_{total,free}cma kfunc config: loongarch-allmodconfig (https://download.01.org/0day-ci/archive/20250815/202508151842.k7QexzPZ-lkp@…) compiler: clang version 19.1.7 (https://github.com/llvm/llvm-project cd708029e0b2869e80abe31ddb175f7c35361f90) reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20250815/202508151842.k7QexzPZ-lkp@…) 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 <lkp(a)intel.com> | Closes: https://lore.kernel.org/oe-kbuild-all/202508151842.k7QexzPZ-lkp@intel.com/ All warnings (new ones prefixed by >>): | ^ | static kernel/bpf-rvi/common_kfuncs.c:83:18: warning: no previous prototype for function 'bpf_si_memswinfo' [-Wmissing-prototypes] 83 | __bpf_kfunc void bpf_si_memswinfo(struct bpf_sysinfo *bsi) | ^ kernel/bpf-rvi/common_kfuncs.c:83:13: note: declare 'static' if the function is not intended to be used outside of this translation unit 83 | __bpf_kfunc void bpf_si_memswinfo(struct bpf_sysinfo *bsi) | ^ | static kernel/bpf-rvi/common_kfuncs.c:93:27: warning: no previous prototype for function 'bpf_page_counter_read' [-Wmissing-prototypes] 93 | __bpf_kfunc unsigned long bpf_page_counter_read(struct page_counter *counter) | ^ kernel/bpf-rvi/common_kfuncs.c:93:13: note: declare 'static' if the function is not intended to be used outside of this translation unit 93 | __bpf_kfunc unsigned long bpf_page_counter_read(struct page_counter *counter) | ^ | static kernel/bpf-rvi/common_kfuncs.c:103:18: warning: no previous prototype for function 'bpf_seq_file_append' [-Wmissing-prototypes] 103 | __bpf_kfunc void bpf_seq_file_append(struct seq_file *dst, struct seq_file *src) | ^ kernel/bpf-rvi/common_kfuncs.c:103:13: note: declare 'static' if the function is not intended to be used outside of this translation unit 103 | __bpf_kfunc void bpf_seq_file_append(struct seq_file *dst, struct seq_file *src) | ^ | static kernel/bpf-rvi/common_kfuncs.c:117:18: warning: no previous prototype for function 'bpf_get_boottime_timens' [-Wmissing-prototypes] 117 | __bpf_kfunc void bpf_get_boottime_timens(struct task_struct *tsk, struct timespec64 *boottime) | ^ kernel/bpf-rvi/common_kfuncs.c:117:13: note: declare 'static' if the function is not intended to be used outside of this translation unit 117 | __bpf_kfunc void bpf_get_boottime_timens(struct task_struct *tsk, struct timespec64 *boottime) | ^ | static kernel/bpf-rvi/common_kfuncs.c:123:27: warning: no previous prototype for function 'bpf_get_total_forks' [-Wmissing-prototypes] 123 | __bpf_kfunc unsigned long bpf_get_total_forks(void) | ^ kernel/bpf-rvi/common_kfuncs.c:123:13: note: declare 'static' if the function is not intended to be used outside of this translation unit 123 | __bpf_kfunc unsigned long bpf_get_total_forks(void) | ^ | static kernel/bpf-rvi/common_kfuncs.c:128:26: warning: no previous prototype for function 'bpf_nr_running' [-Wmissing-prototypes] 128 | __bpf_kfunc unsigned int bpf_nr_running(void) | ^ kernel/bpf-rvi/common_kfuncs.c:128:13: note: declare 'static' if the function is not intended to be used outside of this translation unit 128 | __bpf_kfunc unsigned int bpf_nr_running(void) | ^ | static kernel/bpf-rvi/common_kfuncs.c:133:32: warning: no previous prototype for function 'bpf_nr_context_switches' [-Wmissing-prototypes] 133 | __bpf_kfunc unsigned long long bpf_nr_context_switches(void) | ^ kernel/bpf-rvi/common_kfuncs.c:133:13: note: declare 'static' if the function is not intended to be used outside of this translation unit 133 | __bpf_kfunc unsigned long long bpf_nr_context_switches(void) | ^ | static kernel/bpf-rvi/common_kfuncs.c:138:26: warning: no previous prototype for function 'bpf_nr_iowait' [-Wmissing-prototypes] 138 | __bpf_kfunc unsigned int bpf_nr_iowait(void) | ^ kernel/bpf-rvi/common_kfuncs.c:138:13: note: declare 'static' if the function is not intended to be used outside of this translation unit 138 | __bpf_kfunc unsigned int bpf_nr_iowait(void) | ^ | static kernel/bpf-rvi/common_kfuncs.c:144:26: warning: no previous prototype for function 'bpf_kstat_softirqs_cpu' [-Wmissing-prototypes] 144 | __bpf_kfunc unsigned int bpf_kstat_softirqs_cpu(unsigned int irq, int cpu) | ^ kernel/bpf-rvi/common_kfuncs.c:144:13: note: declare 'static' if the function is not intended to be used outside of this translation unit 144 | __bpf_kfunc unsigned int bpf_kstat_softirqs_cpu(unsigned int irq, int cpu) | ^ | static kernel/bpf-rvi/common_kfuncs.c:149:27: warning: no previous prototype for function 'bpf_kstat_cpu_irqs_sum' [-Wmissing-prototypes] 149 | __bpf_kfunc unsigned long bpf_kstat_cpu_irqs_sum(unsigned int cpu) | ^ kernel/bpf-rvi/common_kfuncs.c:149:13: note: declare 'static' if the function is not intended to be used outside of this translation unit 149 | __bpf_kfunc unsigned long bpf_kstat_cpu_irqs_sum(unsigned int cpu) | ^ | static kernel/bpf-rvi/common_kfuncs.c:154:18: warning: no previous prototype for function 'bpf_kcpustat_cpu_fetch' [-Wmissing-prototypes] 154 | __bpf_kfunc void bpf_kcpustat_cpu_fetch(struct kernel_cpustat *dst, int cpu) | ^ kernel/bpf-rvi/common_kfuncs.c:154:13: note: declare 'static' if the function is not intended to be used outside of this translation unit 154 | __bpf_kfunc void bpf_kcpustat_cpu_fetch(struct kernel_cpustat *dst, int cpu) | ^ | static kernel/bpf-rvi/common_kfuncs.c:163:27: warning: no previous prototype for function 'bpf_mem_file_hugepage' [-Wmissing-prototypes] 163 | __bpf_kfunc unsigned long bpf_mem_file_hugepage(void) | ^ kernel/bpf-rvi/common_kfuncs.c:163:13: note: declare 'static' if the function is not intended to be used outside of this translation unit 163 | __bpf_kfunc unsigned long bpf_mem_file_hugepage(void) | ^ | static kernel/bpf-rvi/common_kfuncs.c:168:27: warning: no previous prototype for function 'bpf_mem_file_pmdmapped' [-Wmissing-prototypes] 168 | __bpf_kfunc unsigned long bpf_mem_file_pmdmapped(void) | ^ kernel/bpf-rvi/common_kfuncs.c:168:13: note: declare 'static' if the function is not intended to be used outside of this translation unit 168 | __bpf_kfunc unsigned long bpf_mem_file_pmdmapped(void) | ^ | static kernel/bpf-rvi/common_kfuncs.c:173:27: warning: no previous prototype for function 'bpf_mem_kreclaimable' [-Wmissing-prototypes] 173 | __bpf_kfunc unsigned long bpf_mem_kreclaimable(void) | ^ kernel/bpf-rvi/common_kfuncs.c:173:13: note: declare 'static' if the function is not intended to be used outside of this translation unit 173 | __bpf_kfunc unsigned long bpf_mem_kreclaimable(void) | ^ | static >> kernel/bpf-rvi/common_kfuncs.c:179:27: warning: no previous prototype for function 'bpf_mem_totalcma' [-Wmissing-prototypes] 179 | __bpf_kfunc unsigned long bpf_mem_totalcma(void) | ^ kernel/bpf-rvi/common_kfuncs.c:179:13: note: declare 'static' if the function is not intended to be used outside of this translation unit 179 | __bpf_kfunc unsigned long bpf_mem_totalcma(void) | ^ | static >> kernel/bpf-rvi/common_kfuncs.c:184:27: warning: no previous prototype for function 'bpf_mem_freecma' [-Wmissing-prototypes] 184 | __bpf_kfunc unsigned long bpf_mem_freecma(void) | ^ kernel/bpf-rvi/common_kfuncs.c:184:13: note: declare 'static' if the function is not intended to be used outside of this translation unit 184 | __bpf_kfunc unsigned long bpf_mem_freecma(void) | ^ | static 20 warnings generated. vim +/bpf_mem_totalcma +179 kernel/bpf-rvi/common_kfuncs.c 178 > 179 __bpf_kfunc unsigned long bpf_mem_totalcma(void) 180 { 181 return totalcma_pages; 182 } 183 > 184 __bpf_kfunc unsigned long bpf_mem_freecma(void) 185 { 186 return global_zone_page_state(NR_FREE_CMA_PAGES); 187 } 188 -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki

1 0

[openeuler:openEuler-1.0-LTS 1755/1755] kernel/futex.c:1209: warning: Function parameter or member 'ret' not described in 'wait_for_owner_exiting'
by kernel test robot 15 Aug '25

15 Aug '25

tree: https://gitee.com/openeuler/kernel.git openEuler-1.0-LTS head: 8723dc57de6371f9cc8764e15d4cc9e57ae592ee commit: 0b7ab5fb231754def820e514cc7607bbad377928 [1755/1755] futex: Prevent exit livelock config: x86_64-buildonly-randconfig-2002-20250811 (https://download.01.org/0day-ci/archive/20250815/202508151048.nycUlzlC-lkp@…) 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/20250815/202508151048.nycUlzlC-lkp@…) 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 <lkp(a)intel.com> | Closes: https://lore.kernel.org/oe-kbuild-all/202508151048.nycUlzlC-lkp@intel.com/ All warnings (new ones prefixed by >>): >> kernel/futex.c:1209: warning: Function parameter or member 'ret' not described in 'wait_for_owner_exiting' vim +1209 kernel/futex.c 1201 1202 /** 1203 * wait_for_owner_exiting - Block until the owner has exited 1204 * @exiting: Pointer to the exiting task 1205 * 1206 * Caller must hold a refcount on @exiting. 1207 */ 1208 static void wait_for_owner_exiting(int ret, struct task_struct *exiting) > 1209 { 1210 if (ret != -EBUSY) { 1211 WARN_ON_ONCE(exiting); 1212 return; 1213 } 1214 1215 if (WARN_ON_ONCE(ret == -EBUSY && !exiting)) 1216 return; 1217 1218 mutex_lock(&exiting->futex_exit_mutex); 1219 /* 1220 * No point in doing state checking here. If the waiter got here 1221 * while the task was in exec()->exec_futex_release() then it can 1222 * have any FUTEX_STATE_* value when the waiter has acquired the 1223 * mutex. OK, if running, EXITING or DEAD if it reached exit() 1224 * already. Highly unlikely and not a problem. Just one more round 1225 * through the futex maze. 1226 */ 1227 mutex_unlock(&exiting->futex_exit_mutex); 1228 1229 put_task_struct(exiting); 1230 } 1231 -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki

1 0

[openeuler:OLK-6.6 2679/2679] kernel/bpf-rvi/common_kfuncs.c:162:27: warning: no previous prototype for function 'bpf_mem_file_hugepage'
by kernel test robot 15 Aug '25

15 Aug '25

tree: https://gitee.com/openeuler/kernel.git OLK-6.6 head: 43d8c124ec4624389b14d42595e5f0195e3e5a1d commit: d97bc9c8827bb5cd9f66dab10e0b505a879256e2 [2679/2679] bpf-rvi: Add bpf_mem_{file_{hugepage,pmdmapped},kreclaimable} kfunc config: loongarch-allmodconfig (https://download.01.org/0day-ci/archive/20250815/202508151431.mBUI7ayW-lkp@…) compiler: clang version 19.1.7 (https://github.com/llvm/llvm-project cd708029e0b2869e80abe31ddb175f7c35361f90) reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20250815/202508151431.mBUI7ayW-lkp@…) 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 <lkp(a)intel.com> | Closes: https://lore.kernel.org/oe-kbuild-all/202508151431.mBUI7ayW-lkp@intel.com/ All warnings (new ones prefixed by >>): | ^ | static kernel/bpf-rvi/common_kfuncs.c:34:35: warning: no previous prototype for function 'bpf_task_active_pid_ns' [-Wmissing-prototypes] 34 | __bpf_kfunc struct pid_namespace *bpf_task_active_pid_ns(struct task_struct *task) | ^ kernel/bpf-rvi/common_kfuncs.c:34:13: note: declare 'static' if the function is not intended to be used outside of this translation unit 34 | __bpf_kfunc struct pid_namespace *bpf_task_active_pid_ns(struct task_struct *task) | ^ | static kernel/bpf-rvi/common_kfuncs.c:39:17: warning: no previous prototype for function 'bpf_pidns_nr_tasks' [-Wmissing-prototypes] 39 | __bpf_kfunc u64 bpf_pidns_nr_tasks(struct pid_namespace *ns) | ^ kernel/bpf-rvi/common_kfuncs.c:39:13: note: declare 'static' if the function is not intended to be used outside of this translation unit 39 | __bpf_kfunc u64 bpf_pidns_nr_tasks(struct pid_namespace *ns) | ^ | static kernel/bpf-rvi/common_kfuncs.c:53:17: warning: no previous prototype for function 'bpf_pidns_last_pid' [-Wmissing-prototypes] 53 | __bpf_kfunc u32 bpf_pidns_last_pid(struct pid_namespace *ns) | ^ kernel/bpf-rvi/common_kfuncs.c:53:13: note: declare 'static' if the function is not intended to be used outside of this translation unit 53 | __bpf_kfunc u32 bpf_pidns_last_pid(struct pid_namespace *ns) | ^ | static kernel/bpf-rvi/common_kfuncs.c:82:18: warning: no previous prototype for function 'bpf_si_memswinfo' [-Wmissing-prototypes] 82 | __bpf_kfunc void bpf_si_memswinfo(struct bpf_sysinfo *bsi) | ^ kernel/bpf-rvi/common_kfuncs.c:82:13: note: declare 'static' if the function is not intended to be used outside of this translation unit 82 | __bpf_kfunc void bpf_si_memswinfo(struct bpf_sysinfo *bsi) | ^ | static kernel/bpf-rvi/common_kfuncs.c:92:27: warning: no previous prototype for function 'bpf_page_counter_read' [-Wmissing-prototypes] 92 | __bpf_kfunc unsigned long bpf_page_counter_read(struct page_counter *counter) | ^ kernel/bpf-rvi/common_kfuncs.c:92:13: note: declare 'static' if the function is not intended to be used outside of this translation unit 92 | __bpf_kfunc unsigned long bpf_page_counter_read(struct page_counter *counter) | ^ | static kernel/bpf-rvi/common_kfuncs.c:102:18: warning: no previous prototype for function 'bpf_seq_file_append' [-Wmissing-prototypes] 102 | __bpf_kfunc void bpf_seq_file_append(struct seq_file *dst, struct seq_file *src) | ^ kernel/bpf-rvi/common_kfuncs.c:102:13: note: declare 'static' if the function is not intended to be used outside of this translation unit 102 | __bpf_kfunc void bpf_seq_file_append(struct seq_file *dst, struct seq_file *src) | ^ | static kernel/bpf-rvi/common_kfuncs.c:116:18: warning: no previous prototype for function 'bpf_get_boottime_timens' [-Wmissing-prototypes] 116 | __bpf_kfunc void bpf_get_boottime_timens(struct task_struct *tsk, struct timespec64 *boottime) | ^ kernel/bpf-rvi/common_kfuncs.c:116:13: note: declare 'static' if the function is not intended to be used outside of this translation unit 116 | __bpf_kfunc void bpf_get_boottime_timens(struct task_struct *tsk, struct timespec64 *boottime) | ^ | static kernel/bpf-rvi/common_kfuncs.c:122:27: warning: no previous prototype for function 'bpf_get_total_forks' [-Wmissing-prototypes] 122 | __bpf_kfunc unsigned long bpf_get_total_forks(void) | ^ kernel/bpf-rvi/common_kfuncs.c:122:13: note: declare 'static' if the function is not intended to be used outside of this translation unit 122 | __bpf_kfunc unsigned long bpf_get_total_forks(void) | ^ | static kernel/bpf-rvi/common_kfuncs.c:127:26: warning: no previous prototype for function 'bpf_nr_running' [-Wmissing-prototypes] 127 | __bpf_kfunc unsigned int bpf_nr_running(void) | ^ kernel/bpf-rvi/common_kfuncs.c:127:13: note: declare 'static' if the function is not intended to be used outside of this translation unit 127 | __bpf_kfunc unsigned int bpf_nr_running(void) | ^ | static kernel/bpf-rvi/common_kfuncs.c:132:32: warning: no previous prototype for function 'bpf_nr_context_switches' [-Wmissing-prototypes] 132 | __bpf_kfunc unsigned long long bpf_nr_context_switches(void) | ^ kernel/bpf-rvi/common_kfuncs.c:132:13: note: declare 'static' if the function is not intended to be used outside of this translation unit 132 | __bpf_kfunc unsigned long long bpf_nr_context_switches(void) | ^ | static kernel/bpf-rvi/common_kfuncs.c:137:26: warning: no previous prototype for function 'bpf_nr_iowait' [-Wmissing-prototypes] 137 | __bpf_kfunc unsigned int bpf_nr_iowait(void) | ^ kernel/bpf-rvi/common_kfuncs.c:137:13: note: declare 'static' if the function is not intended to be used outside of this translation unit 137 | __bpf_kfunc unsigned int bpf_nr_iowait(void) | ^ | static kernel/bpf-rvi/common_kfuncs.c:143:26: warning: no previous prototype for function 'bpf_kstat_softirqs_cpu' [-Wmissing-prototypes] 143 | __bpf_kfunc unsigned int bpf_kstat_softirqs_cpu(unsigned int irq, int cpu) | ^ kernel/bpf-rvi/common_kfuncs.c:143:13: note: declare 'static' if the function is not intended to be used outside of this translation unit 143 | __bpf_kfunc unsigned int bpf_kstat_softirqs_cpu(unsigned int irq, int cpu) | ^ | static kernel/bpf-rvi/common_kfuncs.c:148:27: warning: no previous prototype for function 'bpf_kstat_cpu_irqs_sum' [-Wmissing-prototypes] 148 | __bpf_kfunc unsigned long bpf_kstat_cpu_irqs_sum(unsigned int cpu) | ^ kernel/bpf-rvi/common_kfuncs.c:148:13: note: declare 'static' if the function is not intended to be used outside of this translation unit 148 | __bpf_kfunc unsigned long bpf_kstat_cpu_irqs_sum(unsigned int cpu) | ^ | static kernel/bpf-rvi/common_kfuncs.c:153:18: warning: no previous prototype for function 'bpf_kcpustat_cpu_fetch' [-Wmissing-prototypes] 153 | __bpf_kfunc void bpf_kcpustat_cpu_fetch(struct kernel_cpustat *dst, int cpu) | ^ kernel/bpf-rvi/common_kfuncs.c:153:13: note: declare 'static' if the function is not intended to be used outside of this translation unit 153 | __bpf_kfunc void bpf_kcpustat_cpu_fetch(struct kernel_cpustat *dst, int cpu) | ^ | static >> kernel/bpf-rvi/common_kfuncs.c:162:27: warning: no previous prototype for function 'bpf_mem_file_hugepage' [-Wmissing-prototypes] 162 | __bpf_kfunc unsigned long bpf_mem_file_hugepage(void) | ^ kernel/bpf-rvi/common_kfuncs.c:162:13: note: declare 'static' if the function is not intended to be used outside of this translation unit 162 | __bpf_kfunc unsigned long bpf_mem_file_hugepage(void) | ^ | static >> kernel/bpf-rvi/common_kfuncs.c:167:27: warning: no previous prototype for function 'bpf_mem_file_pmdmapped' [-Wmissing-prototypes] 167 | __bpf_kfunc unsigned long bpf_mem_file_pmdmapped(void) | ^ kernel/bpf-rvi/common_kfuncs.c:167:13: note: declare 'static' if the function is not intended to be used outside of this translation unit 167 | __bpf_kfunc unsigned long bpf_mem_file_pmdmapped(void) | ^ | static >> kernel/bpf-rvi/common_kfuncs.c:172:27: warning: no previous prototype for function 'bpf_mem_kreclaimable' [-Wmissing-prototypes] 172 | __bpf_kfunc unsigned long bpf_mem_kreclaimable(void) | ^ kernel/bpf-rvi/common_kfuncs.c:172:13: note: declare 'static' if the function is not intended to be used outside of this translation unit 172 | __bpf_kfunc unsigned long bpf_mem_kreclaimable(void) | ^ | static 18 warnings generated. vim +/bpf_mem_file_hugepage +162 kernel/bpf-rvi/common_kfuncs.c 157 158 /* 159 * Meminfo related kfuncs 160 */ 161 > 162 __bpf_kfunc unsigned long bpf_mem_file_hugepage(void) 163 { 164 return global_node_page_state(NR_FILE_THPS); 165 } 166 > 167 __bpf_kfunc unsigned long bpf_mem_file_pmdmapped(void) 168 { 169 return global_node_page_state(NR_FILE_PMDMAPPED); 170 } 171 > 172 __bpf_kfunc unsigned long bpf_mem_kreclaimable(void) 173 { 174 return global_node_page_state_pages(NR_SLAB_RECLAIMABLE_B) + 175 global_node_page_state(NR_KERNEL_MISC_RECLAIMABLE); 176 } 177 -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki

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