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[openeuler:OLK-5.10 3386/3386] drivers/cpufreq/intel_pstate.c:1473:6: warning: no previous prototype for 'notify_hwp_interrupt'
by kernel test robot 09 Dec '25

09 Dec '25

Hi Srinivas, FYI, the error/warning still remains. tree: https://gitee.com/openeuler/kernel.git OLK-5.10 head: 69d9543977fd7abe8b555406c7a3e5d64d8292f8 commit: e217d5958ee378eb304fb0b4eb6fcb551e555842 [3386/3386] cpufreq: intel_pstate: Process HWP Guaranteed change notification config: x86_64-allnoconfig-bpf (https://download.01.org/0day-ci/archive/20251209/202512090137.yqEfvu43-lkp@…) compiler: gcc-14 (Debian 14.2.0-19) 14.2.0 reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20251209/202512090137.yqEfvu43-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/202512090137.yqEfvu43-lkp@intel.com/ All warnings (new ones prefixed by >>): >> drivers/cpufreq/intel_pstate.c:1473:6: warning: no previous prototype for 'notify_hwp_interrupt' [-Wmissing-prototypes] 1473 | void notify_hwp_interrupt(void) | ^~~~~~~~~~~~~~~~~~~~ vim +/notify_hwp_interrupt +1473 drivers/cpufreq/intel_pstate.c 1472 > 1473 void notify_hwp_interrupt(void) 1474 { 1475 unsigned int this_cpu = smp_processor_id(); 1476 struct cpudata *cpudata; 1477 unsigned long flags; 1478 u64 value; 1479 1480 if (!READ_ONCE(hwp_active) || !boot_cpu_has(X86_FEATURE_HWP_NOTIFY)) 1481 return; 1482 1483 rdmsrl_safe(MSR_HWP_STATUS, &value); 1484 if (!(value & 0x01)) 1485 return; 1486 1487 spin_lock_irqsave(&hwp_notify_lock, flags); 1488 1489 if (!cpumask_test_cpu(this_cpu, &hwp_intr_enable_mask)) 1490 goto ack_intr; 1491 1492 /* 1493 * Currently we never free all_cpu_data. And we can't reach here 1494 * without this allocated. But for safety for future changes, added 1495 * check. 1496 */ 1497 if (unlikely(!READ_ONCE(all_cpu_data))) 1498 goto ack_intr; 1499 1500 /* 1501 * The free is done during cleanup, when cpufreq registry is failed. 1502 * We wouldn't be here if it fails on init or switch status. But for 1503 * future changes, added check. 1504 */ 1505 cpudata = READ_ONCE(all_cpu_data[this_cpu]); 1506 if (unlikely(!cpudata)) 1507 goto ack_intr; 1508 1509 schedule_delayed_work(&cpudata->hwp_notify_work, msecs_to_jiffies(10)); 1510 1511 spin_unlock_irqrestore(&hwp_notify_lock, flags); 1512 1513 return; 1514 1515 ack_intr: 1516 wrmsrl_safe(MSR_HWP_STATUS, 0); 1517 spin_unlock_irqrestore(&hwp_notify_lock, flags); 1518 } 1519 -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki

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[openeuler:OLK-6.6 3493/3493] mm/gmem_phys.c:345:19: warning: no previous prototype for 'gm_evict_page'
by kernel test robot 09 Dec '25

09 Dec '25

tree: https://gitee.com/openeuler/kernel.git OLK-6.6 head: 36141432a37f7dedddde8825e724b07ce3a440fb commit: 8f4f66a9d851f366942e8ee319292e41ad2baa95 [3493/3493] gmem: support swapping heterogeneous memory config: x86_64-allnoconfig-bpf (https://download.01.org/0day-ci/archive/20251209/202512090139.MlPNvch8-lkp@…) compiler: gcc-14 (Debian 14.2.0-19) 14.2.0 reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20251209/202512090139.MlPNvch8-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/202512090139.MlPNvch8-lkp@intel.com/ All warnings (new ones prefixed by >>): mm/gmem_phys.c:245:19: warning: no previous prototype for 'gm_evict_page_locked' [-Wmissing-prototypes] 245 | enum gm_evict_ret gm_evict_page_locked(struct gm_page *gm_page) | ^~~~~~~~~~~~~~~~~~~~ >> mm/gmem_phys.c:345:19: warning: no previous prototype for 'gm_evict_page' [-Wmissing-prototypes] 345 | enum gm_evict_ret gm_evict_page(struct gm_page *gm_page) | ^~~~~~~~~~~~~ vim +/gm_evict_page +345 mm/gmem_phys.c 344 > 345 enum gm_evict_ret gm_evict_page(struct gm_page *gm_page) 346 { 347 struct mm_struct *mm = gm_page->mm; 348 enum gm_evict_ret ret; 349 350 mmap_read_lock(mm); 351 ret = gm_evict_page_locked(gm_page); 352 mmap_read_unlock(mm); 353 return ret; 354 } 355 -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki

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[openeuler:OLK-6.6 3490/3490] drivers/net/ethernet/linkdata/sxe/sxepf/sxe_debugfs.c:432:6: error: no previous prototype for function 'sxe_debugfs_entries_init'
by kernel test robot 09 Dec '25

09 Dec '25

tree: https://gitee.com/openeuler/kernel.git OLK-6.6 head: 36141432a37f7dedddde8825e724b07ce3a440fb commit: dd013ad487534c1838afc2f55efdb5daec15aace [3490/3490] Ethernet: Linkdata: Supports Linkdata ethernet Controllers config: arm64-allnoconfig-bpf (https://download.01.org/0day-ci/archive/20251208/202512082350.9BPj98cP-lkp@…) compiler: clang version 22.0.0git (https://github.com/llvm/llvm-project 4125e73cdc6188cca4c1c72b72e2b2d85c157483) reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20251208/202512082350.9BPj98cP-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/202512082350.9BPj98cP-lkp@intel.com/ All errors (new ones prefixed by >>): In file included from <built-in>:3: In file included from ././include/linux/compiler_types.h:150: ./include/linux/compiler-clang.h:33:9: error: '__SANITIZE_ADDRESS__' macro redefined [-Werror,-Wmacro-redefined] 33 | #define __SANITIZE_ADDRESS__ | ^ <built-in>:367:9: note: previous definition is here 367 | #define __SANITIZE_ADDRESS__ 1 | ^ In file included from drivers/net/ethernet/linkdata/sxe/sxepf/sxe_xdp.c:11: In file included from drivers/net/ethernet/linkdata/sxe/sxepf/sxe_xdp.h:15: In file included from drivers/net/ethernet/linkdata/sxe/sxepf/sxe.h:15: In file included from ./include/linux/pci.h:1670: In file included from ./include/linux/dmapool.h:14: In file included from ./include/linux/scatterlist.h:8: In file included from ./include/linux/mm.h:2253: ./include/linux/vmstat.h:508:43: error: arithmetic between different enumeration types ('enum zone_stat_item' and 'enum numa_stat_item') [-Werror,-Wenum-enum-conversion] 508 | return vmstat_text[NR_VM_ZONE_STAT_ITEMS + | ~~~~~~~~~~~~~~~~~~~~~ ^ 509 | item]; | ~~~~ ./include/linux/vmstat.h:515:43: error: arithmetic between different enumeration types ('enum zone_stat_item' and 'enum numa_stat_item') [-Werror,-Wenum-enum-conversion] 515 | return vmstat_text[NR_VM_ZONE_STAT_ITEMS + | ~~~~~~~~~~~~~~~~~~~~~ ^ 516 | NR_VM_NUMA_EVENT_ITEMS + | ~~~~~~~~~~~~~~~~~~~~~~ ./include/linux/vmstat.h:527:43: error: arithmetic between different enumeration types ('enum zone_stat_item' and 'enum numa_stat_item') [-Werror,-Wenum-enum-conversion] 527 | return vmstat_text[NR_VM_ZONE_STAT_ITEMS + | ~~~~~~~~~~~~~~~~~~~~~ ^ 528 | NR_VM_NUMA_EVENT_ITEMS + | ~~~~~~~~~~~~~~~~~~~~~~ ./include/linux/vmstat.h:536:43: error: arithmetic between different enumeration types ('enum zone_stat_item' and 'enum numa_stat_item') [-Werror,-Wenum-enum-conversion] 536 | return vmstat_text[NR_VM_ZONE_STAT_ITEMS + | ~~~~~~~~~~~~~~~~~~~~~ ^ 537 | NR_VM_NUMA_EVENT_ITEMS + | ~~~~~~~~~~~~~~~~~~~~~~ >> drivers/net/ethernet/linkdata/sxe/sxepf/sxe_xdp.c:410:6: error: no previous prototype for function 'sxe_txrx_ring_enable' [-Werror,-Wmissing-prototypes] 410 | void sxe_txrx_ring_enable(struct sxe_adapter *adapter, u32 ring_idx) | ^ drivers/net/ethernet/linkdata/sxe/sxepf/sxe_xdp.c:410:1: note: declare 'static' if the function is not intended to be used outside of this translation unit 410 | void sxe_txrx_ring_enable(struct sxe_adapter *adapter, u32 ring_idx) | ^ | static 6 errors generated. -- In file included from <built-in>:3: In file included from ././include/linux/compiler_types.h:150: ./include/linux/compiler-clang.h:33:9: error: '__SANITIZE_ADDRESS__' macro redefined [-Werror,-Wmacro-redefined] 33 | #define __SANITIZE_ADDRESS__ | ^ <built-in>:367:9: note: previous definition is here 367 | #define __SANITIZE_ADDRESS__ 1 | ^ In file included from drivers/net/ethernet/linkdata/sxe/sxepf/sxe_debugfs.c:14: In file included from drivers/net/ethernet/linkdata/sxe/sxepf/sxe.h:15: In file included from ./include/linux/pci.h:1670: In file included from ./include/linux/dmapool.h:14: In file included from ./include/linux/scatterlist.h:8: In file included from ./include/linux/mm.h:2253: ./include/linux/vmstat.h:508:43: error: arithmetic between different enumeration types ('enum zone_stat_item' and 'enum numa_stat_item') [-Werror,-Wenum-enum-conversion] 508 | return vmstat_text[NR_VM_ZONE_STAT_ITEMS + | ~~~~~~~~~~~~~~~~~~~~~ ^ 509 | item]; | ~~~~ ./include/linux/vmstat.h:515:43: error: arithmetic between different enumeration types ('enum zone_stat_item' and 'enum numa_stat_item') [-Werror,-Wenum-enum-conversion] 515 | return vmstat_text[NR_VM_ZONE_STAT_ITEMS + | ~~~~~~~~~~~~~~~~~~~~~ ^ 516 | NR_VM_NUMA_EVENT_ITEMS + | ~~~~~~~~~~~~~~~~~~~~~~ ./include/linux/vmstat.h:527:43: error: arithmetic between different enumeration types ('enum zone_stat_item' and 'enum numa_stat_item') [-Werror,-Wenum-enum-conversion] 527 | return vmstat_text[NR_VM_ZONE_STAT_ITEMS + | ~~~~~~~~~~~~~~~~~~~~~ ^ 528 | NR_VM_NUMA_EVENT_ITEMS + | ~~~~~~~~~~~~~~~~~~~~~~ ./include/linux/vmstat.h:536:43: error: arithmetic between different enumeration types ('enum zone_stat_item' and 'enum numa_stat_item') [-Werror,-Wenum-enum-conversion] 536 | return vmstat_text[NR_VM_ZONE_STAT_ITEMS + | ~~~~~~~~~~~~~~~~~~~~~ ^ 537 | NR_VM_NUMA_EVENT_ITEMS + | ~~~~~~~~~~~~~~~~~~~~~~ >> drivers/net/ethernet/linkdata/sxe/sxepf/sxe_debugfs.c:432:6: error: no previous prototype for function 'sxe_debugfs_entries_init' [-Werror,-Wmissing-prototypes] 432 | void sxe_debugfs_entries_init(struct sxe_adapter *adapter) | ^ drivers/net/ethernet/linkdata/sxe/sxepf/sxe_debugfs.c:432:1: note: declare 'static' if the function is not intended to be used outside of this translation unit 432 | void sxe_debugfs_entries_init(struct sxe_adapter *adapter) | ^ | static >> drivers/net/ethernet/linkdata/sxe/sxepf/sxe_debugfs.c:459:6: error: no previous prototype for function 'sxe_debugfs_entries_exit' [-Werror,-Wmissing-prototypes] 459 | void sxe_debugfs_entries_exit(struct sxe_adapter *adapter) | ^ drivers/net/ethernet/linkdata/sxe/sxepf/sxe_debugfs.c:459:1: note: declare 'static' if the function is not intended to be used outside of this translation unit 459 | void sxe_debugfs_entries_exit(struct sxe_adapter *adapter) | ^ | static >> drivers/net/ethernet/linkdata/sxe/sxepf/sxe_debugfs.c:465:6: error: no previous prototype for function 'sxe_debugfs_init' [-Werror,-Wmissing-prototypes] 465 | void sxe_debugfs_init(void) | ^ drivers/net/ethernet/linkdata/sxe/sxepf/sxe_debugfs.c:465:1: note: declare 'static' if the function is not intended to be used outside of this translation unit 465 | void sxe_debugfs_init(void) | ^ | static >> drivers/net/ethernet/linkdata/sxe/sxepf/sxe_debugfs.c:470:6: error: no previous prototype for function 'sxe_debugfs_exit' [-Werror,-Wmissing-prototypes] 470 | void sxe_debugfs_exit(void) | ^ drivers/net/ethernet/linkdata/sxe/sxepf/sxe_debugfs.c:470:1: note: declare 'static' if the function is not intended to be used outside of this translation unit 470 | void sxe_debugfs_exit(void) | ^ | static 9 errors generated. -- In file included from <built-in>:3: In file included from ././include/linux/compiler_types.h:150: ./include/linux/compiler-clang.h:33:9: error: '__SANITIZE_ADDRESS__' macro redefined [-Werror,-Wmacro-redefined] 33 | #define __SANITIZE_ADDRESS__ | ^ <built-in>:367:9: note: previous definition is here 367 | #define __SANITIZE_ADDRESS__ 1 | ^ In file included from drivers/net/ethernet/linkdata/sxe/sxepf/sxe_ethtool.c:11: In file included from ./include/linux/highmem.h:8: In file included from ./include/linux/cacheflush.h:5: In file included from ./arch/arm64/include/asm/cacheflush.h:11: In file included from ./include/linux/kgdb.h:19: In file included from ./include/linux/kprobes.h:28: In file included from ./include/linux/ftrace.h:13: In file included from ./include/linux/kallsyms.h:13: In file included from ./include/linux/mm.h:2253: ./include/linux/vmstat.h:508:43: error: arithmetic between different enumeration types ('enum zone_stat_item' and 'enum numa_stat_item') [-Werror,-Wenum-enum-conversion] 508 | return vmstat_text[NR_VM_ZONE_STAT_ITEMS + | ~~~~~~~~~~~~~~~~~~~~~ ^ 509 | item]; | ~~~~ ./include/linux/vmstat.h:515:43: error: arithmetic between different enumeration types ('enum zone_stat_item' and 'enum numa_stat_item') [-Werror,-Wenum-enum-conversion] 515 | return vmstat_text[NR_VM_ZONE_STAT_ITEMS + | ~~~~~~~~~~~~~~~~~~~~~ ^ 516 | NR_VM_NUMA_EVENT_ITEMS + | ~~~~~~~~~~~~~~~~~~~~~~ ./include/linux/vmstat.h:527:43: error: arithmetic between different enumeration types ('enum zone_stat_item' and 'enum numa_stat_item') [-Werror,-Wenum-enum-conversion] 527 | return vmstat_text[NR_VM_ZONE_STAT_ITEMS + | ~~~~~~~~~~~~~~~~~~~~~ ^ 528 | NR_VM_NUMA_EVENT_ITEMS + | ~~~~~~~~~~~~~~~~~~~~~~ ./include/linux/vmstat.h:536:43: error: arithmetic between different enumeration types ('enum zone_stat_item' and 'enum numa_stat_item') [-Werror,-Wenum-enum-conversion] 536 | return vmstat_text[NR_VM_ZONE_STAT_ITEMS + | ~~~~~~~~~~~~~~~~~~~~~ ^ 537 | NR_VM_NUMA_EVENT_ITEMS + | ~~~~~~~~~~~~~~~~~~~~~~ In file included from drivers/net/ethernet/linkdata/sxe/sxepf/sxe_ethtool.c:20: In file included from drivers/net/ethernet/linkdata/sxe/sxepf/sxe_filter.h:16: ./include/net/ip.h:466:14: error: default initialization of an object of type 'typeof (rt->dst.expires)' (aka 'const unsigned long') leaves the object uninitialized [-Werror,-Wdefault-const-init-var-unsafe] 466 | if (mtu && time_before(jiffies, rt->dst.expires)) | ^ ./include/linux/jiffies.h:135:26: note: expanded from macro 'time_before' 135 | #define time_before(a,b) time_after(b,a) | ^ ./include/linux/jiffies.h:125:3: note: expanded from macro 'time_after' 125 | (typecheck(unsigned long, a) && \ | ^ ./include/linux/typecheck.h:11:12: note: expanded from macro 'typecheck' 11 | typeof(x) __dummy2; \ | ^ >> drivers/net/ethernet/linkdata/sxe/sxepf/sxe_ethtool.c:2022:5: error: no previous prototype for function 'sxe_reg_test' [-Werror,-Wmissing-prototypes] 2022 | int sxe_reg_test(struct sxe_adapter *adapter) | ^ drivers/net/ethernet/linkdata/sxe/sxepf/sxe_ethtool.c:2022:1: note: declare 'static' if the function is not intended to be used outside of this translation unit 2022 | int sxe_reg_test(struct sxe_adapter *adapter) | ^ | static >> drivers/net/ethernet/linkdata/sxe/sxepf/sxe_ethtool.c:2644:5: error: no previous prototype for function 'sxe_phys_id_set' [-Werror,-Wmissing-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:2644:1: note: declare 'static' if the function is not intended to be used outside of this translation unit 2644 | int sxe_phys_id_set(struct net_device *netdev, enum ethtool_phys_id_state state) | ^ | static 8 errors generated. -- In file included from <built-in>:3: In file included from ././include/linux/compiler_types.h:150: ./include/linux/compiler-clang.h:33:9: error: '__SANITIZE_ADDRESS__' macro redefined [-Werror,-Wmacro-redefined] 33 | #define __SANITIZE_ADDRESS__ | ^ <built-in>:367:9: note: previous definition is here 367 | #define __SANITIZE_ADDRESS__ 1 | ^ In file included from drivers/net/ethernet/linkdata/sxe/sxepf/sxe_hw.c:15: In file included from drivers/net/ethernet/linkdata/sxe/sxepf/sxe_pci.h:14: In file included from drivers/net/ethernet/linkdata/sxe/sxepf/sxe.h:15: In file included from ./include/linux/pci.h:1670: In file included from ./include/linux/dmapool.h:14: In file included from ./include/linux/scatterlist.h:8: In file included from ./include/linux/mm.h:2253: ./include/linux/vmstat.h:508:43: error: arithmetic between different enumeration types ('enum zone_stat_item' and 'enum numa_stat_item') [-Werror,-Wenum-enum-conversion] 508 | return vmstat_text[NR_VM_ZONE_STAT_ITEMS + | ~~~~~~~~~~~~~~~~~~~~~ ^ 509 | item]; | ~~~~ ./include/linux/vmstat.h:515:43: error: arithmetic between different enumeration types ('enum zone_stat_item' and 'enum numa_stat_item') [-Werror,-Wenum-enum-conversion] 515 | return vmstat_text[NR_VM_ZONE_STAT_ITEMS + | ~~~~~~~~~~~~~~~~~~~~~ ^ 516 | NR_VM_NUMA_EVENT_ITEMS + | ~~~~~~~~~~~~~~~~~~~~~~ ./include/linux/vmstat.h:527:43: error: arithmetic between different enumeration types ('enum zone_stat_item' and 'enum numa_stat_item') [-Werror,-Wenum-enum-conversion] 527 | return vmstat_text[NR_VM_ZONE_STAT_ITEMS + | ~~~~~~~~~~~~~~~~~~~~~ ^ 528 | NR_VM_NUMA_EVENT_ITEMS + | ~~~~~~~~~~~~~~~~~~~~~~ ./include/linux/vmstat.h:536:43: error: arithmetic between different enumeration types ('enum zone_stat_item' and 'enum numa_stat_item') [-Werror,-Wenum-enum-conversion] 536 | return vmstat_text[NR_VM_ZONE_STAT_ITEMS + | ~~~~~~~~~~~~~~~~~~~~~ ^ 537 | NR_VM_NUMA_EVENT_ITEMS + | ~~~~~~~~~~~~~~~~~~~~~~ >> drivers/net/ethernet/linkdata/sxe/sxepf/sxe_hw.c:230:6: error: no previous prototype for function 'sxe_hw_no_snoop_disable' [-Werror,-Wmissing-prototypes] 230 | void sxe_hw_no_snoop_disable(struct sxe_hw *hw) | ^ drivers/net/ethernet/linkdata/sxe/sxepf/sxe_hw.c:230:1: note: declare 'static' if the function is not intended to be used outside of this translation unit 230 | void sxe_hw_no_snoop_disable(struct sxe_hw *hw) | ^ | static >> drivers/net/ethernet/linkdata/sxe/sxepf/sxe_hw.c:262:6: error: no previous prototype for function 'sxe_hw_uc_addr_pool_del' [-Werror,-Wmissing-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:262:1: note: declare 'static' if the function is not intended to be used outside of this translation unit 262 | void sxe_hw_uc_addr_pool_del(struct sxe_hw *hw, u32 rar_idx, u32 pool_idx) | ^ | static >> drivers/net/ethernet/linkdata/sxe/sxepf/sxe_hw.c:283:5: error: no previous prototype for function 'sxe_hw_uc_addr_pool_enable' [-Werror,-Wmissing-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:283:1: note: declare 'static' if the function is not intended to be used outside of this translation unit 283 | s32 sxe_hw_uc_addr_pool_enable(struct sxe_hw *hw, u8 rar_idx, u8 pool_idx) | ^ | static >> drivers/net/ethernet/linkdata/sxe/sxepf/sxe_hw.c:337:5: error: no previous prototype for function 'sxe_hw_nic_reset' [-Werror,-Wmissing-prototypes] 337 | s32 sxe_hw_nic_reset(struct sxe_hw *hw) | ^ drivers/net/ethernet/linkdata/sxe/sxepf/sxe_hw.c:337:1: note: declare 'static' if the function is not intended to be used outside of this translation unit 337 | s32 sxe_hw_nic_reset(struct sxe_hw *hw) | ^ | static >> drivers/net/ethernet/linkdata/sxe/sxepf/sxe_hw.c:367:6: error: no previous prototype for function 'sxe_hw_pf_rst_done_set' [-Werror,-Wmissing-prototypes] 367 | void sxe_hw_pf_rst_done_set(struct sxe_hw *hw) | ^ drivers/net/ethernet/linkdata/sxe/sxepf/sxe_hw.c:367:1: note: declare 'static' if the function is not intended to be used outside of this translation unit 367 | void sxe_hw_pf_rst_done_set(struct sxe_hw *hw) | ^ | static >> drivers/net/ethernet/linkdata/sxe/sxepf/sxe_hw.c:735:5: error: no previous prototype for function 'sxe_hw_pending_irq_read_clear' [-Werror,-Wmissing-prototypes] 735 | u32 sxe_hw_pending_irq_read_clear(struct sxe_hw *hw) | ^ drivers/net/ethernet/linkdata/sxe/sxepf/sxe_hw.c:735:1: note: declare 'static' if the function is not intended to be used outside of this translation unit 735 | u32 sxe_hw_pending_irq_read_clear(struct sxe_hw *hw) | ^ | static >> drivers/net/ethernet/linkdata/sxe/sxepf/sxe_hw.c:740:6: error: no previous prototype for function 'sxe_hw_pending_irq_write_clear' [-Werror,-Wmissing-prototypes] 740 | void sxe_hw_pending_irq_write_clear(struct sxe_hw *hw, u32 value) | ^ drivers/net/ethernet/linkdata/sxe/sxepf/sxe_hw.c:740:1: note: declare 'static' if the function is not intended to be used outside of this translation unit 740 | void sxe_hw_pending_irq_write_clear(struct sxe_hw *hw, u32 value) | ^ | static >> drivers/net/ethernet/linkdata/sxe/sxepf/sxe_hw.c:745:5: error: no previous prototype for function 'sxe_hw_irq_cause_get' [-Werror,-Wmissing-prototypes] 745 | u32 sxe_hw_irq_cause_get(struct sxe_hw *hw) | ^ drivers/net/ethernet/linkdata/sxe/sxepf/sxe_hw.c:745:1: note: declare 'static' if the function is not intended to be used outside of this translation unit 745 | u32 sxe_hw_irq_cause_get(struct sxe_hw *hw) | ^ | static >> drivers/net/ethernet/linkdata/sxe/sxepf/sxe_hw.c:765:6: error: no previous prototype for function 'sxe_hw_ring_irq_auto_disable' [-Werror,-Wmissing-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:765:1: note: declare 'static' if the function is not intended to be used outside of this translation unit 765 | void sxe_hw_ring_irq_auto_disable(struct sxe_hw *hw, bool is_msix) | ^ | static >> drivers/net/ethernet/linkdata/sxe/sxepf/sxe_hw.c:775:6: error: no previous prototype for function 'sxe_hw_irq_general_reg_set' [-Werror,-Wmissing-prototypes] 775 | void sxe_hw_irq_general_reg_set(struct sxe_hw *hw, u32 value) | ^ drivers/net/ethernet/linkdata/sxe/sxepf/sxe_hw.c:775:1: note: declare 'static' if the function is not intended to be used outside of this translation unit 775 | void sxe_hw_irq_general_reg_set(struct sxe_hw *hw, u32 value) | ^ | static >> drivers/net/ethernet/linkdata/sxe/sxepf/sxe_hw.c:780:5: error: no previous prototype for function 'sxe_hw_irq_general_reg_get' [-Werror,-Wmissing-prototypes] 780 | u32 sxe_hw_irq_general_reg_get(struct sxe_hw *hw) | ^ drivers/net/ethernet/linkdata/sxe/sxepf/sxe_hw.c:780:1: note: declare 'static' if the function is not intended to be used outside of this translation unit 780 | u32 sxe_hw_irq_general_reg_get(struct sxe_hw *hw) | ^ | static >> drivers/net/ethernet/linkdata/sxe/sxepf/sxe_hw.c:790:6: error: no previous prototype for function 'sxe_hw_event_irq_map' [-Werror,-Wmissing-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:790:1: note: declare 'static' if the function is not intended to be used outside of this translation unit 790 | void sxe_hw_event_irq_map(struct sxe_hw *hw, u8 offset, u16 irq_idx) | ^ | static >> drivers/net/ethernet/linkdata/sxe/sxepf/sxe_hw.c:806:6: error: no previous prototype for function 'sxe_hw_ring_irq_map' [-Werror,-Wmissing-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:806:1: note: declare 'static' if the function is not intended to be used outside of this translation unit 806 | void sxe_hw_ring_irq_map(struct sxe_hw *hw, bool is_tx, u16 reg_idx, | ^ | static >> drivers/net/ethernet/linkdata/sxe/sxepf/sxe_hw.c:823:6: error: no previous prototype for function 'sxe_hw_ring_irq_interval_set' [-Werror,-Wmissing-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:823:1: note: declare 'static' if the function is not intended to be used outside of this translation unit 823 | void sxe_hw_ring_irq_interval_set(struct sxe_hw *hw, u16 irq_idx, u32 interval) | ^ | static fatal error: too many errors emitted, stopping now [-ferror-limit=] 20 errors generated. .. 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

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[openeuler:OLK-6.6 3493/3493] ./include/linux/iommu.h:2001:40: warning: 'struct iommu_plb_gather' declared inside parameter list will not be visible outside of this definition or declaration
by kernel test robot 09 Dec '25

09 Dec '25

tree: https://gitee.com/openeuler/kernel.git OLK-6.6 head: 36141432a37f7dedddde8825e724b07ce3a440fb commit: d46a4bd5bdfd7f1d6e2fa159398df4c54345070c [3493/3493] iommu/ummu-core: introduce iommu sva permission operation config: x86_64-allnoconfig-bpf (https://download.01.org/0day-ci/archive/20251208/202512082342.kZY4UVlP-lkp@…) compiler: gcc-14 (Debian 14.2.0-19) 14.2.0 reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20251208/202512082342.kZY4UVlP-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/202512082342.kZY4UVlP-lkp@intel.com/ All warnings (new ones prefixed by >>): In file included from kernel/fork.c:101: >> ./include/linux/iommu.h:2001:40: warning: 'struct iommu_plb_gather' declared inside parameter list will not be visible outside of this definition or declaration 2001 | struct iommu_plb_gather *plb_gather) {} | ^~~~~~~~~~~~~~~~ vim +2001 ./include/linux/iommu.h 1993 1994 static inline int iommu_sva_ungrant(struct iommu_sva *sva, void *va, 1995 size_t size, void *cookie) 1996 { 1997 return -EOPNOTSUPP; 1998 } 1999 static inline void iommu_plb_sync_all(struct iommu_domain *domain) {} 2000 static inline void iommu_plb_sync(struct iommu_domain *domain, > 2001 struct iommu_plb_gather *plb_gather) {} -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki

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[openeuler:OLK-5.10 3386/3386] drivers/acpi/cppc_acpi.c:1530: warning: Function parameter or member 'auto_act_window' not described in 'cppc_set_auto_act_window'
by kernel test robot 09 Dec '25

09 Dec '25

Hi heppen, FYI, the error/warning still remains. tree: https://gitee.com/openeuler/kernel.git OLK-5.10 head: 69d9543977fd7abe8b555406c7a3e5d64d8292f8 commit: 6d474065f368e21b77526a5c30f5a1aed017142a [3386/3386] ACPI: CPPC: Add three register ABIs config: x86_64-allnoconfig-bpf (https://download.01.org/0day-ci/archive/20251208/202512082313.2Za1o7Qf-lkp@…) compiler: gcc-14 (Debian 14.2.0-19) 14.2.0 reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20251208/202512082313.2Za1o7Qf-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/202512082313.2Za1o7Qf-lkp@intel.com/ All warnings (new ones prefixed by >>): drivers/acpi/cppc_acpi.c:450: warning: Function parameter or member 'cpc_pptr' not described in '__acpi_get_psd_map' drivers/acpi/cppc_acpi.c:700: warning: Function parameter or member 'pcc_ss_id' not described in 'pcc_data_alloc' >> drivers/acpi/cppc_acpi.c:1530: warning: Function parameter or member 'auto_act_window' not described in 'cppc_set_auto_act_window' >> drivers/acpi/cppc_acpi.c:1530: warning: Excess function parameter 'enable' description in 'cppc_set_auto_act_window' >> drivers/acpi/cppc_acpi.c:1541: warning: Function parameter or member 'cpunum' not described in 'cppc_get_auto_act_window' >> drivers/acpi/cppc_acpi.c:1541: warning: Function parameter or member 'auto_act_window' not described in 'cppc_get_auto_act_window' >> drivers/acpi/cppc_acpi.c:1541: warning: Excess function parameter 'cpu' description in 'cppc_get_auto_act_window' >> drivers/acpi/cppc_acpi.c:1541: warning: Excess function parameter 'enable' description in 'cppc_get_auto_act_window' >> drivers/acpi/cppc_acpi.c:1552: warning: Function parameter or member 'auto_sel' not described in 'cppc_get_auto_sel' >> drivers/acpi/cppc_acpi.c:1552: warning: Excess function parameter 'enable' description in 'cppc_get_auto_sel' >> drivers/acpi/cppc_acpi.c:1575: warning: Function parameter or member 'epp_val' not described in 'cppc_set_epp' >> drivers/acpi/cppc_acpi.c:1575: warning: Excess function parameter 'enable' description in 'cppc_set_epp' drivers/acpi/cppc_acpi.c:1716: warning: Function parameter or member 'cpu_num' not described in 'cppc_get_transition_latency' vim +1530 drivers/acpi/cppc_acpi.c 1523 1524 /** 1525 * cppc_set_auto_act_window - Write autonomous act window register. 1526 * @cpu : CPU to which to write register. 1527 * @enable : the desired value of autonomous act window register to be updated. 1528 */ 1529 int cppc_set_auto_act_window(int cpu, u64 auto_act_window) > 1530 { 1531 return cppc_set_reg(cpu, AUTO_ACT_WINDOW, auto_act_window); 1532 } 1533 EXPORT_SYMBOL_GPL(cppc_set_auto_act_window); 1534 1535 /** 1536 * cppc_get_auto_act_window - Read autonomous act window register. 1537 * @cpu : CPU to which to write register. 1538 * @enable : the desired value of autonomous act window register to be updated. 1539 */ 1540 int cppc_get_auto_act_window(int cpunum, u64 *auto_act_window) > 1541 { 1542 return cppc_get_reg(cpunum, AUTO_ACT_WINDOW, auto_act_window); 1543 } 1544 EXPORT_SYMBOL_GPL(cppc_get_auto_act_window); 1545 1546 /** 1547 * cppc_get_auto_sel - Read autonomous selection register. 1548 * @cpunum : CPU to which to write register. 1549 * @enable : the desired value of autonomous selection resiter to be updated. 1550 */ 1551 int cppc_get_auto_sel(int cpunum, u64 *auto_sel) > 1552 { 1553 return cppc_get_reg(cpunum, AUTO_SEL_ENABLE, auto_sel); 1554 } 1555 EXPORT_SYMBOL_GPL(cppc_get_auto_sel); 1556 1557 1558 /** 1559 * cppc_set_auto_sel - Write autonomous selection register. 1560 * @cpu : CPU to which to write register. 1561 * @enable : the desired value of autonomous selection resiter to be updated. 1562 */ 1563 int cppc_set_auto_sel(int cpu, bool enable) 1564 { 1565 return cppc_set_reg(cpu, AUTO_SEL_ENABLE, enable); 1566 } 1567 EXPORT_SYMBOL_GPL(cppc_set_auto_sel); 1568 1569 /** 1570 * cppc_set_epp - Write energe perf register. 1571 * @cpu : CPU to which to write register. 1572 * @enable : the desired value of energe perf register to be updated. 1573 */ 1574 int cppc_set_epp(int cpu, u64 epp_val) > 1575 { 1576 return cppc_set_reg(cpu, ENERGY_PERF, epp_val); 1577 } 1578 EXPORT_SYMBOL_GPL(cppc_set_epp); 1579 -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki

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[openeuler:OLK-6.6 3493/3493] arch/x86/kernel/cpu/proc.c:63:5: warning: no previous prototype for 'show_cpuinfo'
by kernel test robot 09 Dec '25

09 Dec '25

Hi GONG, FYI, the error/warning still remains. tree: https://gitee.com/openeuler/kernel.git OLK-6.6 head: 36141432a37f7dedddde8825e724b07ce3a440fb commit: 9d3b0e8891b8b3450a7cd6d1367946a1c69e4eb9 [3493/3493] bpf: Add cpuinfo_x86 iterator target config: x86_64-allnoconfig-bpf (https://download.01.org/0day-ci/archive/20251208/202512082137.XtPdHfzc-lkp@…) compiler: gcc-14 (Debian 14.2.0-19) 14.2.0 reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20251208/202512082137.XtPdHfzc-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/202512082137.XtPdHfzc-lkp@intel.com/ All warnings (new ones prefixed by >>): >> arch/x86/kernel/cpu/proc.c:63:5: warning: no previous prototype for 'show_cpuinfo' [-Wmissing-prototypes] 63 | int show_cpuinfo(struct seq_file *m, void *v) | ^~~~~~~~~~~~ vim +/show_cpuinfo +63 arch/x86/kernel/cpu/proc.c 62 > 63 int show_cpuinfo(struct seq_file *m, void *v) 64 { 65 struct cpuinfo_x86 *c = v; 66 unsigned int cpu; 67 int i; 68 69 cpu = c->cpu_index; 70 seq_printf(m, "processor\t: %u\n" 71 "vendor_id\t: %s\n" 72 "cpu family\t: %d\n" 73 "model\t\t: %u\n" 74 "model name\t: %s\n", 75 cpu, 76 c->x86_vendor_id[0] ? c->x86_vendor_id : "unknown", 77 c->x86, 78 c->x86_model, 79 c->x86_model_id[0] ? c->x86_model_id : "unknown"); 80 81 if (c->x86_stepping || c->cpuid_level >= 0) 82 seq_printf(m, "stepping\t: %d\n", c->x86_stepping); 83 else 84 seq_puts(m, "stepping\t: unknown\n"); 85 if (c->microcode) 86 seq_printf(m, "microcode\t: 0x%x\n", c->microcode); 87 88 if (cpu_has(c, X86_FEATURE_TSC)) { 89 unsigned int freq = arch_freq_get_on_cpu(cpu); 90 91 seq_printf(m, "cpu MHz\t\t: %u.%03u\n", freq / 1000, (freq % 1000)); 92 } 93 94 /* Cache size */ 95 if (c->x86_cache_size) 96 seq_printf(m, "cache size\t: %u KB\n", c->x86_cache_size); 97 98 show_cpuinfo_core(m, c, cpu); 99 show_cpuinfo_misc(m, c); 100 101 seq_puts(m, "flags\t\t:"); 102 for (i = 0; i < 32*NCAPINTS; i++) 103 if (cpu_has(c, i) && x86_cap_flags[i] != NULL) { 104 if (c->x86_vendor == X86_VENDOR_HYGON) 105 seq_printf(m, " %s", i == X86_FEATURE_SEV ? "csv" : 106 (i == X86_FEATURE_SEV_ES ? "csv2" : 107 x86_cap_flags[i])); 108 else 109 seq_printf(m, " %s", x86_cap_flags[i]); 110 } 111 -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki

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[openeuler:OLK-5.10 3386/3386] arch/x86/mm/kasan_init_64.c:128:15: warning: variable 'p' set but not used
by kernel test robot 09 Dec '25

09 Dec '25

tree: https://gitee.com/openeuler/kernel.git OLK-5.10 head: 69d9543977fd7abe8b555406c7a3e5d64d8292f8 commit: 68ee705da160d123656dcbf9ebd449fb77b54bc0 [3386/3386] scripts: kernel-doc: Fix syntax error due to undeclared args variable config: x86_64-allnoconfig-bpf (https://download.01.org/0day-ci/archive/20251208/202512082005.aJ6IUacC-lkp@…) compiler: gcc-14 (Debian 14.2.0-19) 14.2.0 reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20251208/202512082005.aJ6IUacC-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/202512082005.aJ6IUacC-lkp@intel.com/ All warnings (new ones prefixed by >>): arch/x86/mm/kasan_init_64.c: In function 'kasan_populate_pgd': >> arch/x86/mm/kasan_init_64.c:128:15: warning: variable 'p' set but not used [-Wunused-but-set-variable] 128 | void *p; | ^ arch/x86/mm/kasan_init_64.c: In function 'kasan_shallow_populate_pgds': arch/x86/mm/kasan_init_64.c:270:15: warning: variable 'p' set but not used [-Wunused-but-set-variable] 270 | void *p; | ^ -- lib/test_blackhole_dev.c: In function 'test_blackholedev_init': >> lib/test_blackhole_dev.c:32:24: warning: variable 'ethh' set but not used [-Wunused-but-set-variable] 32 | struct ethhdr *ethh; | ^~~~ -- >> drivers/acpi/cppc_acpi.c:450: warning: Function parameter or member 'cpc_pptr' not described in '__acpi_get_psd_map' drivers/acpi/cppc_acpi.c:700: warning: Function parameter or member 'pcc_ss_id' not described in 'pcc_data_alloc' drivers/acpi/cppc_acpi.c:1566: warning: Function parameter or member 'cpu_num' not described in 'cppc_get_transition_latency' -- >> net/netfilter/nf_tables_api.c:9162: warning: Function parameter or member 'preg' not described in 'nft_parse_register' vim +/p +128 arch/x86/mm/kasan_init_64.c 2aeb07365bcd48 Andrey Ryabinin 2017-11-15 124 2aeb07365bcd48 Andrey Ryabinin 2017-11-15 125 static void __init kasan_populate_pgd(pgd_t *pgd, unsigned long addr, 2aeb07365bcd48 Andrey Ryabinin 2017-11-15 126 unsigned long end, int nid) 2aeb07365bcd48 Andrey Ryabinin 2017-11-15 127 { 2aeb07365bcd48 Andrey Ryabinin 2017-11-15 @128 void *p; 2aeb07365bcd48 Andrey Ryabinin 2017-11-15 129 p4d_t *p4d; 2aeb07365bcd48 Andrey Ryabinin 2017-11-15 130 unsigned long next; 2aeb07365bcd48 Andrey Ryabinin 2017-11-15 131 2aeb07365bcd48 Andrey Ryabinin 2017-11-15 132 if (pgd_none(*pgd)) { 0d39e2669d7b0f Andrey Ryabinin 2018-01-10 133 p = early_alloc(PAGE_SIZE, nid, true); 2aeb07365bcd48 Andrey Ryabinin 2017-11-15 134 pgd_populate(&init_mm, pgd, p); 2aeb07365bcd48 Andrey Ryabinin 2017-11-15 135 } 2aeb07365bcd48 Andrey Ryabinin 2017-11-15 136 2aeb07365bcd48 Andrey Ryabinin 2017-11-15 137 p4d = p4d_offset(pgd, addr); 2aeb07365bcd48 Andrey Ryabinin 2017-11-15 138 do { 2aeb07365bcd48 Andrey Ryabinin 2017-11-15 139 next = p4d_addr_end(addr, end); 2aeb07365bcd48 Andrey Ryabinin 2017-11-15 140 kasan_populate_p4d(p4d, addr, next, nid); 2aeb07365bcd48 Andrey Ryabinin 2017-11-15 141 } while (p4d++, addr = next, addr != end); 2aeb07365bcd48 Andrey Ryabinin 2017-11-15 142 } 2aeb07365bcd48 Andrey Ryabinin 2017-11-15 143 :::::: The code at line 128 was first introduced by commit :::::: 2aeb07365bcd489620f71390a7d2031cd4dfb83e x86/mm/kasan: Don't use vmemmap_populate() to initialize shadow :::::: TO: Andrey Ryabinin <aryabinin(a)virtuozzo.com> :::::: CC: Ingo Molnar <mingo(a)kernel.org> -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki

1 0

[openeuler:OLK-6.6 3493/3493] drivers/ata/ahci_zhaoxin_sgpio.c:31:5: warning: no previous prototype for 'ahci_wait_em_reset'
by kernel test robot 09 Dec '25

09 Dec '25

Hi leoliu-oc, FYI, the error/warning still remains. tree: https://gitee.com/openeuler/kernel.git OLK-6.6 head: 36141432a37f7dedddde8825e724b07ce3a440fb commit: fb43492008c11fe89e510dd63383a2d37ea3cf8e [3493/3493] ata: ahci: Add support for AHCI SGPIO Enclosure Management config: x86_64-allnoconfig-bpf (https://download.01.org/0day-ci/archive/20251208/202512081930.DAECHxia-lkp@…) compiler: gcc-14 (Debian 14.2.0-19) 14.2.0 reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20251208/202512081930.DAECHxia-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/202512081930.DAECHxia-lkp@intel.com/ All warnings (new ones prefixed by >>): >> drivers/ata/ahci_zhaoxin_sgpio.c:31:5: warning: no previous prototype for 'ahci_wait_em_reset' [-Wmissing-prototypes] 31 | int ahci_wait_em_reset(struct sgpio_zhaoxin *sgpio_zhaoxin, u32 retry) | ^~~~~~~~~~~~~~~~~~ >> drivers/ata/ahci_zhaoxin_sgpio.c:55:6: warning: no previous prototype for 'ahci_zhaoxin_set_em_sgpio' [-Wmissing-prototypes] 55 | void ahci_zhaoxin_set_em_sgpio(struct sgpio_zhaoxin *sgpio_zhaoxin) | ^~~~~~~~~~~~~~~~~~~~~~~~~ >> drivers/ata/ahci_zhaoxin_sgpio.c:99:6: warning: no previous prototype for 'ahci_zhaoxin_set_em_sgpio_gpmode' [-Wmissing-prototypes] 99 | void ahci_zhaoxin_set_em_sgpio_gpmode(struct sgpio_zhaoxin *sgpio_zhaoxin) | ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ >> drivers/ata/ahci_zhaoxin_sgpio.c:601:6: warning: no previous prototype for 'set_em_messages' [-Wmissing-prototypes] 601 | void set_em_messages(struct sgpio_zhaoxin *sgpio_zhaoxin) | ^~~~~~~~~~~~~~~ >> drivers/ata/ahci_zhaoxin_sgpio.c:621:5: warning: no previous prototype for 'add_sgpio_zhaoxin' [-Wmissing-prototypes] 621 | int add_sgpio_zhaoxin(void) | ^~~~~~~~~~~~~~~~~ >> drivers/ata/ahci_zhaoxin_sgpio.c:673:6: warning: no previous prototype for 'remove_sgpio_zhaoxin' [-Wmissing-prototypes] 673 | void remove_sgpio_zhaoxin(void) | ^~~~~~~~~~~~~~~~~~~~ vim +/ahci_wait_em_reset +31 drivers/ata/ahci_zhaoxin_sgpio.c 25 26 static unsigned int zhaoxin_em_type __read_mostly = AHCI_EM_MSG_LED_MODE; /*LED protocol*/ 27 module_param(zhaoxin_em_type, int, 0644); 28 MODULE_PARM_DESC(zhaoxin_em_type, 29 "AHCI Enclosure Management Message type control (1 = led on, 2 = sgpio on,3 = sgpio gp on)"); 30 > 31 int ahci_wait_em_reset(struct sgpio_zhaoxin *sgpio_zhaoxin, u32 retry) 32 { 33 void __iomem *mmio = sgpio_zhaoxin->mmio; 34 u32 em_ctl; 35 36 if (!sgpio_zhaoxin || retry == 0) { 37 pr_err("In ahci wait em reset, invalid param\n"); 38 return -EINVAL; 39 } 40 41 while (retry--) { /*EM_CTL needs reset at least 64ms*/ 42 em_ctl = readl(mmio + HOST_EM_CTL); 43 if (em_ctl & EM_CTL_RST) 44 usleep_range(10000, 20000); /*EM_CTL still in reset, usleep 10ms*/ 45 else 46 break; 47 48 if (!retry) 49 pr_err("Wait for EM_CTL reset, time out\n"); 50 } 51 52 return 0; 53 } 54 > 55 void ahci_zhaoxin_set_em_sgpio(struct sgpio_zhaoxin *sgpio_zhaoxin) 56 { 57 void __iomem *mmio = sgpio_zhaoxin->mmio; 58 void __iomem *em_mmio = mmio + SGPIO_OFFSET; 59 60 u32 read; 61 62 sgpio_zhaoxin->sgpio_reg.cfg_0.enable = 1; 63 64 sgpio_zhaoxin->sgpio_reg.cfg_1.blink_gen_a = 0x7; 65 sgpio_zhaoxin->sgpio_reg.cfg_1.blink_gen_b = 0x3; 66 sgpio_zhaoxin->sgpio_reg.cfg_1.blink_gen_c = 0x0; 67 sgpio_zhaoxin->sgpio_reg.cfg_1.stretch_act_on = 0; 68 sgpio_zhaoxin->sgpio_reg.cfg_1.stretch_act_off = 0; 69 sgpio_zhaoxin->sgpio_reg.cfg_1.max_act_on = 2; 70 sgpio_zhaoxin->sgpio_reg.cfg_1.force_act_off = 1; 71 72 sgpio_zhaoxin->sgpio_reg.gp_transmit_cfg.sload = 0xf; 73 sgpio_zhaoxin->sgpio_reg.gp_transmit_cfg.count = 0x0; 74 75 sgpio_zhaoxin->sgpio_reg.transmit_0.sgpio_tx_0 = 0; 76 sgpio_zhaoxin->sgpio_reg.transmit_1.sgpio_tx_1 = 0; 77 sgpio_zhaoxin->sgpio_reg.gp_transmit_reg.sgpio_tx_gp = 0; 78 79 sgpio_zhaoxin->sgpio_reg.receive_reg.sgpio_rx = 0x07070707; 80 sgpio_zhaoxin->sgpio_reg.gp_receive_reg.sgpio_rx_gp = 0; 81 82 /*Setup SGPIO type*/ 83 read = readl(mmio + sgpio_zhaoxin->em_loc); 84 read = read | SGPIO_MESSAGE_HEAD; /*LED register MSG_HEAD, select SGPIO*/ 85 writel(read, mmio + sgpio_zhaoxin->em_loc); 86 87 /*Setup gp mode*/ 88 writel(sgpio_zhaoxin->sgpio_reg.gp_transmit_cfg.sgpio_tx_gp_cfg, em_mmio + 0x38); 89 90 /*Initial SGPIO CFG1*/ 91 writel(sgpio_zhaoxin->sgpio_reg.cfg_1.sgpio_cfg_1, em_mmio + 0x4); 92 93 /*Initial SGPIO CFG0*/ 94 read = readl(em_mmio); 95 read |= sgpio_zhaoxin->sgpio_reg.cfg_0.sgpio_cfg_0; 96 writel(read, em_mmio); 97 } 98 > 99 void ahci_zhaoxin_set_em_sgpio_gpmode(struct sgpio_zhaoxin *sgpio_zhaoxin) 100 { 101 void __iomem *mmio = sgpio_zhaoxin->mmio; 102 void __iomem *em_mmio = mmio + SGPIO_OFFSET; 103 u32 read; 104 105 sgpio_zhaoxin->sgpio_reg.cfg_0.enable = 1; 106 107 sgpio_zhaoxin->sgpio_reg.gp_transmit_cfg.sload = 0xf; 108 sgpio_zhaoxin->sgpio_reg.gp_transmit_cfg.count = 0xff; 109 110 sgpio_zhaoxin->sgpio_reg.transmit_0.sgpio_tx_0 = 0; 111 sgpio_zhaoxin->sgpio_reg.transmit_1.sgpio_tx_1 = 0; 112 sgpio_zhaoxin->sgpio_reg.gp_transmit_reg.sgpio_tx_gp = 0; 113 114 sgpio_zhaoxin->sgpio_reg.receive_reg.sgpio_rx = 0; 115 sgpio_zhaoxin->sgpio_reg.gp_receive_reg.sgpio_rx_gp = 0xff0f0000; 116 117 /*Setup SGPIO type*/ 118 read = readl(mmio + sgpio_zhaoxin->em_loc); 119 read |= SGPIO_MESSAGE_HEAD; 120 writel(read, mmio + sgpio_zhaoxin->em_loc); 121 122 /*Setup gp mode*/ 123 writel(sgpio_zhaoxin->sgpio_reg.gp_transmit_cfg.sgpio_tx_gp_cfg, em_mmio + 0x38); 124 125 /*Enable SGPIO*/ 126 writel(sgpio_zhaoxin->sgpio_reg.cfg_0.sgpio_cfg_0, em_mmio); 127 } 128 -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki

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[openeuler:OLK-6.6 3485/3485] drivers/net/ethernet/huawei/bma/kbox_drv/kbox_printk.c:281:57: warning: diagnostic behavior may be improved by adding the 'format(printf, 1, 2)' attribute to the declaration of 'kbox_dump_printk_info'
by kernel test robot 09 Dec '25

09 Dec '25

tree: https://gitee.com/openeuler/kernel.git OLK-6.6 head: 36141432a37f7dedddde8825e724b07ce3a440fb commit: cd2978286f40089fcd83f74ffdff733bfbe1e52a [3485/3485] Huawei BMA: Adding Huawei BMA driver: host_kbox_drv config: loongarch-allyesconfig (https://download.01.org/0day-ci/archive/20251209/202512090240.NdebMvOZ-lkp@…) compiler: clang version 22.0.0git (https://github.com/llvm/llvm-project 000e46219ba1ee53fc42d35e00c314c2807e8b14) reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20251209/202512090240.NdebMvOZ-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/202512090240.NdebMvOZ-lkp@intel.com/ All warnings (new ones prefixed by >>): In file included from drivers/net/ethernet/huawei/bma/kbox_drv/kbox_printk.c:20: In file included from drivers/net/ethernet/huawei/bma/kbox_drv/kbox_include.h:21: In file included from include/linux/netdevice.h:38: In file included from include/net/net_namespace.h:43: In file included from include/linux/skbuff.h:17: In file included from include/linux/bvec.h:10: In file included from include/linux/highmem.h:8: In file included from include/linux/cacheflush.h:5: In file included from arch/loongarch/include/asm/cacheflush.h:8: In file included from include/linux/mm.h:2204: include/linux/vmstat.h:508:43: warning: arithmetic between different enumeration types ('enum zone_stat_item' and 'enum numa_stat_item') [-Wenum-enum-conversion] 508 | return vmstat_text[NR_VM_ZONE_STAT_ITEMS + | ~~~~~~~~~~~~~~~~~~~~~ ^ 509 | item]; | ~~~~ include/linux/vmstat.h:515:43: warning: arithmetic between different enumeration types ('enum zone_stat_item' and 'enum numa_stat_item') [-Wenum-enum-conversion] 515 | return vmstat_text[NR_VM_ZONE_STAT_ITEMS + | ~~~~~~~~~~~~~~~~~~~~~ ^ 516 | NR_VM_NUMA_EVENT_ITEMS + | ~~~~~~~~~~~~~~~~~~~~~~ include/linux/vmstat.h:522:36: warning: arithmetic between different enumeration types ('enum node_stat_item' and 'enum lru_list') [-Wenum-enum-conversion] 522 | return node_stat_name(NR_LRU_BASE + lru) + 3; // skip "nr_" | ~~~~~~~~~~~ ^ ~~~ include/linux/vmstat.h:527:43: warning: arithmetic between different enumeration types ('enum zone_stat_item' and 'enum numa_stat_item') [-Wenum-enum-conversion] 527 | return vmstat_text[NR_VM_ZONE_STAT_ITEMS + | ~~~~~~~~~~~~~~~~~~~~~ ^ 528 | NR_VM_NUMA_EVENT_ITEMS + | ~~~~~~~~~~~~~~~~~~~~~~ include/linux/vmstat.h:536:43: warning: arithmetic between different enumeration types ('enum zone_stat_item' and 'enum numa_stat_item') [-Wenum-enum-conversion] 536 | return vmstat_text[NR_VM_ZONE_STAT_ITEMS + | ~~~~~~~~~~~~~~~~~~~~~ ^ 537 | NR_VM_NUMA_EVENT_ITEMS + | ~~~~~~~~~~~~~~~~~~~~~~ >> drivers/net/ethernet/huawei/bma/kbox_drv/kbox_printk.c:281:57: warning: diagnostic behavior may be improved by adding the 'format(printf, 1, 2)' attribute to the declaration of 'kbox_dump_printk_info' [-Wmissing-format-attribute] 281 | num = vsnprintf(tmp_buf, sizeof(tmp_buf) - 1, fmt, args); | ^ drivers/net/ethernet/huawei/bma/kbox_drv/kbox_printk.h:30:6: note: 'kbox_dump_printk_info' declared here 30 | int kbox_dump_printk_info(const char *fmt, ...); | ^ 6 warnings generated. -- In file included from drivers/net/ethernet/huawei/bma/kbox_drv/kbox_panic.c:20: In file included from drivers/net/ethernet/huawei/bma/kbox_drv/kbox_include.h:21: In file included from include/linux/netdevice.h:38: In file included from include/net/net_namespace.h:43: In file included from include/linux/skbuff.h:17: In file included from include/linux/bvec.h:10: In file included from include/linux/highmem.h:8: In file included from include/linux/cacheflush.h:5: In file included from arch/loongarch/include/asm/cacheflush.h:8: In file included from include/linux/mm.h:2204: include/linux/vmstat.h:508:43: warning: arithmetic between different enumeration types ('enum zone_stat_item' and 'enum numa_stat_item') [-Wenum-enum-conversion] 508 | return vmstat_text[NR_VM_ZONE_STAT_ITEMS + | ~~~~~~~~~~~~~~~~~~~~~ ^ 509 | item]; | ~~~~ include/linux/vmstat.h:515:43: warning: arithmetic between different enumeration types ('enum zone_stat_item' and 'enum numa_stat_item') [-Wenum-enum-conversion] 515 | return vmstat_text[NR_VM_ZONE_STAT_ITEMS + | ~~~~~~~~~~~~~~~~~~~~~ ^ 516 | NR_VM_NUMA_EVENT_ITEMS + | ~~~~~~~~~~~~~~~~~~~~~~ include/linux/vmstat.h:522:36: warning: arithmetic between different enumeration types ('enum node_stat_item' and 'enum lru_list') [-Wenum-enum-conversion] 522 | return node_stat_name(NR_LRU_BASE + lru) + 3; // skip "nr_" | ~~~~~~~~~~~ ^ ~~~ include/linux/vmstat.h:527:43: warning: arithmetic between different enumeration types ('enum zone_stat_item' and 'enum numa_stat_item') [-Wenum-enum-conversion] 527 | return vmstat_text[NR_VM_ZONE_STAT_ITEMS + | ~~~~~~~~~~~~~~~~~~~~~ ^ 528 | NR_VM_NUMA_EVENT_ITEMS + | ~~~~~~~~~~~~~~~~~~~~~~ include/linux/vmstat.h:536:43: warning: arithmetic between different enumeration types ('enum zone_stat_item' and 'enum numa_stat_item') [-Wenum-enum-conversion] 536 | return vmstat_text[NR_VM_ZONE_STAT_ITEMS + | ~~~~~~~~~~~~~~~~~~~~~ ^ 537 | NR_VM_NUMA_EVENT_ITEMS + | ~~~~~~~~~~~~~~~~~~~~~~ >> drivers/net/ethernet/huawei/bma/kbox_drv/kbox_panic.c:85:57: warning: diagnostic behavior may be improved by adding the 'format(printf, 1, 2)' attribute to the declaration of 'kbox_dump_painc_info' [-Wmissing-format-attribute] 85 | num = vsnprintf(tmp_buf, sizeof(tmp_buf) - 1, fmt, args); | ^ drivers/net/ethernet/huawei/bma/kbox_drv/kbox_panic.h:21:5: note: 'kbox_dump_painc_info' declared here 21 | int kbox_dump_painc_info(const char *fmt, ...); | ^ 6 warnings generated. vim +281 drivers/net/ethernet/huawei/bma/kbox_drv/kbox_printk.c 270 271 int kbox_dump_printk_info(const char *fmt, ...) 272 { 273 va_list args; 274 int num = 0; 275 char tmp_buf[TMP_BUF_SIZE] = { }; 276 277 if (g_printk_init_ok != KBOX_TRUE) 278 return 0; 279 280 va_start(args, fmt); > 281 num = vsnprintf(tmp_buf, sizeof(tmp_buf) - 1, fmt, args); 282 if (num >= 0) 283 (void)kbox_duplicate_printk_info(tmp_buf, num); 284 285 va_end(args); 286 287 return num; 288 } 289 -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki

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[openeuler:OLK-6.6 3485/3485] lib/../mm/internal.h:1522:55: warning: diagnostic behavior may be improved by adding the 'format(printf, 2, 0)' attribute to the declaration of 'shrinker_debugfs_name_alloc'
by kernel test robot 09 Dec '25

09 Dec '25

tree: https://gitee.com/openeuler/kernel.git OLK-6.6 head: 36141432a37f7dedddde8825e724b07ce3a440fb commit: 5d638f251ef64f68766caaeaf41fbe159807b392 [3485/3485] mm: shrinker: add infrastructure for dynamically allocating shrinker config: arm64-randconfig-004-20251208 (https://download.01.org/0day-ci/archive/20251209/202512090019.r12ZqVrM-lkp@…) compiler: clang version 22.0.0git (https://github.com/llvm/llvm-project 000e46219ba1ee53fc42d35e00c314c2807e8b14) reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20251209/202512090019.r12ZqVrM-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/202512090019.r12ZqVrM-lkp@intel.com/ All warnings (new ones prefixed by >>): In file included from lib/vsprintf.c:50: >> lib/../mm/internal.h:1522:55: warning: diagnostic behavior may be improved by adding the 'format(printf, 2, 0)' attribute to the declaration of 'shrinker_debugfs_name_alloc' [-Wmissing-format-attribute] 1519 | static inline int shrinker_debugfs_name_alloc(struct shrinker *shrinker, | __attribute__((format(printf, 2, 0))) 1520 | const char *fmt, va_list ap) 1521 | { 1522 | shrinker->name = kvasprintf_const(GFP_KERNEL, fmt, ap); | ^ lib/../mm/internal.h:1519:19: note: 'shrinker_debugfs_name_alloc' declared here 1519 | static inline int shrinker_debugfs_name_alloc(struct shrinker *shrinker, | ^ 1 warning generated. Kconfig warnings: (for reference only) WARNING: unmet direct dependencies detected for ARCH_SUPPORTS_SCHED_SOFT_QUOTA Depends on [n]: CGROUPS [=n] Selected by [y]: - ARM64 [=y] vim +1522 lib/../mm/internal.h 1513 1514 /* shrinker related functions */ 1515 unsigned long shrink_slab(gfp_t gfp_mask, int nid, struct mem_cgroup *memcg, 1516 int priority); 1517 1518 #ifdef CONFIG_SHRINKER_DEBUG 1519 static inline int shrinker_debugfs_name_alloc(struct shrinker *shrinker, 1520 const char *fmt, va_list ap) 1521 { > 1522 shrinker->name = kvasprintf_const(GFP_KERNEL, fmt, ap); 1523 1524 return shrinker->name ? 0 : -ENOMEM; 1525 } 1526 -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki

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