tree: https://git.kernel.org/pub/scm/linux/kernel/git/next/linux-next.git pending-fixes head: 0a39298198681fe7b6ad576dc2ae15b326d0344a commit: b338cb921e6739ff59ce32f43342779fe5ffa732 [60/210] bpf: Restore behaviour of CAP_SYS_ADMIN allowing the loading of networking bpf programs config: powerpc-randconfig-r033-20200630 (attached as .config) compiler: clang version 11.0.0 (https://github.com/llvm/llvm-project cf1d04484344be52ada8178e41d18fd15a9b880c) reproduce (this is a W=1 build): wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross chmod +x ~/bin/make.cross # install powerpc cross compiling tool for clang build # apt-get install binutils-powerpc-linux-gnu git checkout b338cb921e6739ff59ce32f43342779fe5ffa732 # save the attached .config to linux build tree COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang make.cross ARCH=powerpc If you fix the issue, kindly add following tag as appropriate Reported-by: kernel test robot <lkp(a)intel.com&gt; All errors (new ones prefixed by >>): void xive_debug_show_cpu(struct seq_file *m, int cpu) ^ arch/powerpc/sysdev/xive/common.c:1568:1: note: declare 'static' if the function is not intended to be used outside of this translation unit void xive_debug_show_cpu(struct seq_file *m, int cpu) ^ static void xive_debug_show_irq(struct seq_file *m, u32 hw_irq, struct irq_data *d) ^ arch/powerpc/sysdev/xive/common.c:1602:1: note: declare 'static' if the function is not intended to be used outside of this translation unit void xive_debug_show_irq(struct seq_file *m, u32 hw_irq, struct irq_data *d) ^ static 2 errors generated. make[4]: *** [scripts/Makefile.build:281: arch/powerpc/sysdev/xive/common.o] Error 1 arch/powerpc/lib/pmem.c:15:6: error: no previous prototype for function 'arch_wb_cache_pmem' [-Werror,-Wmissing-prototypes] void arch_wb_cache_pmem(void *addr, size_t size) ^ arch/powerpc/lib/pmem.c:15:1: note: declare 'static' if the function is not intended to be used outside of this translation unit void arch_wb_cache_pmem(void *addr, size_t size) ^ static arch/powerpc/lib/pmem.c:22:6: error: no previous prototype for function 'arch_invalidate_pmem' [-Werror,-Wmissing-prototypes] void arch_invalidate_pmem(void *addr, size_t size) ^ arch/powerpc/lib/pmem.c:22:1: note: declare 'static' if the function is not intended to be used outside of this translation unit void arch_invalidate_pmem(void *addr, size_t size) ^ static 2 errors generated. make[3]: *** [scripts/Makefile.build:281: arch/powerpc/lib/pmem.o] Error 1 make[4]: Target '__build' not remade because of errors. make[3]: *** [scripts/Makefile.build:497: arch/powerpc/sysdev/xive] Error 2 In file included from arch/powerpc/kvm/powerpc.c:41: In file included from arch/powerpc/kvm/trace.h:127: include/trace/define_trace.h:95:10: fatal error: './trace.h' file not found #include TRACE_INCLUDE(TRACE_INCLUDE_FILE) ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ include/trace/define_trace.h:90:32: note: expanded from macro 'TRACE_INCLUDE' # define TRACE_INCLUDE(system) __TRACE_INCLUDE(system) ^~~~~~~~~~~~~~~~~~~~~~~ include/trace/define_trace.h:87:34: note: expanded from macro '__TRACE_INCLUDE' # define __TRACE_INCLUDE(system) __stringify(TRACE_INCLUDE_PATH/system.h) ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ include/linux/stringify.h:10:27: note: expanded from macro '__stringify' #define __stringify(x...) __stringify_1(x) ^~~~~~~~~~~~~~~~ include/linux/stringify.h:9:29: note: expanded from macro '__stringify_1' #define __stringify_1(x...) #x ^~ <scratch space>:4:1: note: expanded from here "./trace.h" ^~~~~~~~~~~ arch/powerpc/mm/book3s64/hash_utils.c:1497:5: error: no previous prototype for function '__hash_page' [-Werror,-Wmissing-prototypes] int __hash_page(unsigned long trap, unsigned long ea, unsigned long dsisr, ^ arch/powerpc/mm/book3s64/hash_utils.c:1497:1: note: declare 'static' if the function is not intended to be used outside of this translation unit int __hash_page(unsigned long trap, unsigned long ea, unsigned long dsisr, ^ static arch/powerpc/mm/book3s64/hash_utils.c:1811:6: error: no previous prototype for function 'low_hash_fault' [-Werror,-Wmissing-prototypes] void low_hash_fault(struct pt_regs *regs, unsigned long address, int rc) ^ arch/powerpc/mm/book3s64/hash_utils.c:1811:1: note: declare 'static' if the function is not intended to be used outside of this translation unit void low_hash_fault(struct pt_regs *regs, unsigned long address, int rc) ^ static arch/powerpc/mm/book3s64/hash_utils.c:1828:6: error: no previous prototype for function 'hpte_insert_repeating' [-Werror,-Wmissing-prototypes] long hpte_insert_repeating(unsigned long hash, unsigned long vpn, ^ arch/powerpc/mm/book3s64/hash_utils.c:1828:1: note: declare 'static' if the function is not intended to be used outside of this translation unit long hpte_insert_repeating(unsigned long hash, unsigned long vpn, ^ static 3 errors generated. 1 error generated. make[4]: *** [scripts/Makefile.build:281: arch/powerpc/mm/book3s64/hash_utils.o] Error 1 make[3]: *** [scripts/Makefile.build:281: arch/powerpc/kvm/powerpc.o] Error 1 int init_ppc970_pmu(void) ^ arch/powerpc/perf/ppc970-pmu.c:489:1: note: declare 'static' if the function is not intended to be used outside of this translation unit int init_ppc970_pmu(void) ^ static arch/powerpc/mm/pgtable.c:341:8: error: no previous prototype for function '__find_linux_pte' [-Werror,-Wmissing-prototypes] pte_t *__find_linux_pte(pgd_t *pgdir, unsigned long ea, ^ arch/powerpc/mm/pgtable.c:341:1: note: declare 'static' if the function is not intended to be used outside of this translation unit pte_t *__find_linux_pte(pgd_t *pgdir, unsigned long ea, ^ static 1 error generated. 1 error generated. make[3]: *** [scripts/Makefile.build:280: arch/powerpc/mm/pgtable.o] Error 1 arch/powerpc/mm/book3s64/slb.c:354:6: error: no previous prototype for function 'slb_setup_new_exec' [-Werror,-Wmissing-prototypes] void slb_setup_new_exec(void) ^ arch/powerpc/mm/book3s64/slb.c:354:1: note: declare 'static' if the function is not intended to be used outside of this translation unit void slb_setup_new_exec(void) ^ static arch/powerpc/mm/book3s64/slb.c:404:6: error: no previous prototype for function 'preload_new_slb_context' [-Werror,-Wmissing-prototypes] void preload_new_slb_context(unsigned long start, unsigned long sp) ^ arch/powerpc/mm/book3s64/slb.c:404:1: note: declare 'static' if the function is not intended to be used outside of this translation unit void preload_new_slb_context(unsigned long start, unsigned long sp) ^ static make[3]: *** [scripts/Makefile.build:281: arch/powerpc/perf/ppc970-pmu.o] Error 1 2 errors generated. make[4]: *** [scripts/Makefile.build:281: arch/powerpc/mm/book3s64/slb.o] Error 1 arch/powerpc/platforms/pseries/lpar.c:1041: warning: Function parameter or member 'idx' not described in 'call_block_remove' arch/powerpc/platforms/pseries/lpar.c:1041: warning: Function parameter or member 'param' not described in 'call_block_remove' arch/powerpc/platforms/pseries/lpar.c:1041: warning: Function parameter or member 'retry_busy' not described in 'call_block_remove' arch/powerpc/platforms/pseries/lpar.c:1302: warning: Function parameter or member 'number' not described in 'do_block_remove' arch/powerpc/platforms/pseries/lpar.c:1302: warning: Function parameter or member 'batch' not described in 'do_block_remove' arch/powerpc/platforms/pseries/lpar.c:1302: warning: Function parameter or member 'param' not described in 'do_block_remove' arch/powerpc/platforms/pseries/lpar.c:1889: warning: Function parameter or member 'mpp_data' not described in 'h_get_mpp' arch/powerpc/mm/mem.c:521: warning: Function parameter or member 'p' not described in '__flush_dcache_icache' arch/powerpc/mm/mem.c:521: warning: Excess function parameter 'page' description in '__flush_dcache_icache' int init_power5_pmu(void) ^ arch/powerpc/perf/power5-pmu.c:617:1: note: declare 'static' if the function is not intended to be used outside of this translation unit int init_power5_pmu(void) ^ static 1 error generated. make[3]: *** [scripts/Makefile.build:280: arch/powerpc/perf/power5-pmu.o] Error 1 arch/powerpc/mm/book3s64/pgtable.c:399:6: error: no previous prototype for function 'arch_report_meminfo' [-Werror,-Wmissing-prototypes] void arch_report_meminfo(struct seq_file *m) ^ arch/powerpc/mm/book3s64/pgtable.c:399:1: note: declare 'static' if the function is not intended to be used outside of this translation unit void arch_report_meminfo(struct seq_file *m) ^ static int pmd_move_must_withdraw(struct spinlock *new_pmd_ptl, ^ arch/powerpc/mm/book3s64/pgtable.c:455:1: note: declare 'static' if the function is not intended to be used outside of this translation unit int pmd_move_must_withdraw(struct spinlock *new_pmd_ptl, ^ static 2 errors generated. make[4]: *** [scripts/Makefile.build:280: arch/powerpc/mm/book3s64/pgtable.o] Error 1 int init_power8_pmu(void) ^ arch/powerpc/perf/power8-pmu.c:381:1: note: declare 'static' if the function is not intended to be used outside of this translation unit int init_power8_pmu(void) ^ static 1 error generated. make[3]: *** [scripts/Makefile.build:280: arch/powerpc/perf/power8-pmu.o] Error 1 int __init init_ras_hotplug_IRQ(void) ^ arch/powerpc/platforms/pseries/ras.c:125:1: note: declare 'static' if the function is not intended to be used outside of this translation unit int __init init_ras_hotplug_IRQ(void) ^ static 1 error generated. make[4]: *** [scripts/Makefile.build:280: arch/powerpc/platforms/pseries/ras.o] Error 1 make[2]: *** [scripts/Makefile.build:497: arch/powerpc/sysdev] Error 2 make[3]: Target '__build' not remade because of errors. int init_power9_pmu(void) ^ arch/powerpc/perf/power9-pmu.c:439:1: note: declare 'static' if the function is not intended to be used outside of this translation unit int init_power9_pmu(void) ^ static 1 error generated. make[3]: *** [scripts/Makefile.build:280: arch/powerpc/perf/power9-pmu.o] Error 1 int init_power5p_pmu(void) ^ arch/powerpc/perf/power5+-pmu.c:676:1: note: declare 'static' if the function is not intended to be used outside of this translation unit int init_power5p_pmu(void) ^ static 1 error generated. make[3]: *** [scripts/Makefile.build:280: arch/powerpc/perf/power5+-pmu.o] Error 1 int init_generic_compat_pmu(void) ^ arch/powerpc/perf/generic-compat-pmu.c:222:1: note: declare 'static' if the function is not intended to be used outside of this translation unit int init_generic_compat_pmu(void) ^ static 1 error generated. int init_power6_pmu(void) ^ arch/powerpc/perf/power6-pmu.c:539:1: note: declare 'static' if the function is not intended to be used outside of this translation unit int init_power6_pmu(void) ^ static 1 error generated. make[3]: *** [scripts/Makefile.build:280: arch/powerpc/perf/power6-pmu.o] Error 1 make[3]: *** [scripts/Makefile.build:280: arch/powerpc/perf/generic-compat-pmu.o] Error 1 int init_power7_pmu(void) ^ arch/powerpc/perf/power7-pmu.c:444:1: note: declare 'static' if the function is not intended to be used outside of this translation unit int init_power7_pmu(void) ^ static 1 error generated. make[2]: *** [scripts/Makefile.build:497: arch/powerpc/perf] Error 2 make[3]: *** [scripts/Makefile.build:280: arch/powerpc/perf/power7-pmu.o] Error 1 make[3]: Target '__build' not remade because of errors. arch/powerpc/mm/hugetlbpage.c:220:12: error: no previous prototype for function 'pseries_alloc_bootmem_huge_page' [-Werror,-Wmissing-prototypes] int __init pseries_alloc_bootmem_huge_page(struct hstate *hstate) ^ arch/powerpc/mm/hugetlbpage.c:220:1: note: declare 'static' if the function is not intended to be used outside of this translation unit int __init pseries_alloc_bootmem_huge_page(struct hstate *hstate) ^ static 1 error generated. make[3]: *** [scripts/Makefile.build:281: arch/powerpc/mm/hugetlbpage.o] Error 1 __tlbiel_va_range(hstart, hend, pid, ^~~~~~ arch/powerpc/mm/book3s64/radix_tlb.c:882:23: note: initialize the variable 'hstart' to silence this warning unsigned long hstart, hend; ^ = 0 __tlbiel_va_range(hstart, hend, pid, ^~~~ arch/powerpc/mm/book3s64/radix_tlb.c:882:29: note: initialize the variable 'hend' to silence this warning unsigned long hstart, hend; ^ = 0 2 errors generated. make[4]: *** [scripts/Makefile.build:281: arch/powerpc/mm/book3s64/radix_tlb.o] Error 1 make[3]: Target '__build' not remade because of errors. make[2]: *** [scripts/Makefile.build:497: arch/powerpc/kvm] Error 2 make[4]: Target '__build' not remade because of errors. make[3]: *** [scripts/Makefile.build:497: arch/powerpc/mm/book3s64] Error 2 make[3]: Target '__build' not remade because of errors. make[2]: *** [scripts/Makefile.build:497: arch/powerpc/mm] Error 2 void pseries_pcibios_bus_add_device(struct pci_dev *pdev) ^ arch/powerpc/platforms/pseries/eeh_pseries.c:45:1: note: declare 'static' if the function is not intended to be used outside of this translation unit void pseries_pcibios_bus_add_device(struct pci_dev *pdev) ^ static 1 error generated. make[4]: *** [scripts/Makefile.build:280: arch/powerpc/platforms/pseries/eeh_pseries.o] Error 1 arch/powerpc/platforms/pseries/smp.c:90: warning: Function parameter or member 'lcpu' not described in 'smp_startup_cpu' make[3]: Target '__build' not remade because of errors. make[2]: *** [scripts/Makefile.build:497: arch/powerpc/lib] Error 2 arch/powerpc/platforms/pseries/vio.c:50: warning: cannot understand function prototype: 'struct vio_cmo_pool ' arch/powerpc/platforms/pseries/vio.c:67: warning: cannot understand function prototype: 'struct vio_cmo_dev_entry ' arch/powerpc/platforms/pseries/vio.c:87: warning: cannot understand function prototype: 'struct vio_cmo ' arch/powerpc/platforms/pseries/vio.c:697: warning: Function parameter or member 'viodev' not described in 'vio_cmo_bus_probe' arch/powerpc/platforms/pseries/vio.c:806: warning: Function parameter or member 'viodev' not described in 'vio_cmo_bus_remove' arch/powerpc/platforms/pseries/vio.c:1108: warning: Function parameter or member 'vdev' not described in 'vio_h_cop_sync' arch/powerpc/platforms/pseries/vio.c:1108: warning: Function parameter or member 'op' not described in 'vio_h_cop_sync' arch/powerpc/platforms/pseries/vio.c:1286: warning: Function parameter or member 'owner' not described in '__vio_register_driver' arch/powerpc/platforms/pseries/vio.c:1286: warning: Function parameter or member 'mod_name' not described in '__vio_register_driver' arch/powerpc/platforms/pseries/lparcfg.c:224: warning: Function parameter or member 'm' not described in 'parse_mpp_data' arch/powerpc/platforms/pseries/lparcfg.c:262: warning: Function parameter or member 'm' not described in 'parse_mpp_x_data' arch/powerpc/platforms/pseries/lparcfg.c:547: warning: Function parameter or member 'entitlement' not described in 'update_mpp' arch/powerpc/platforms/pseries/lparcfg.c:547: warning: Function parameter or member 'weight' not described in 'update_mpp' arch/powerpc/kernel/sys_ppc32.c:51:15: error: no previous prototype for function 'compat_sys_mmap2' [-Werror,-Wmissing-prototypes] unsigned long compat_sys_mmap2(unsigned long addr, size_t len, ^ arch/powerpc/kernel/sys_ppc32.c:51:1: note: declare 'static' if the function is not intended to be used outside of this translation unit unsigned long compat_sys_mmap2(unsigned long addr, size_t len, ^ static arch/powerpc/kernel/sys_ppc32.c:64:16: error: no previous prototype for function 'compat_sys_pread64' [-Werror,-Wmissing-prototypes] compat_ssize_t compat_sys_pread64(unsigned int fd, char __user *ubuf, compat_size_t count, ^ arch/powerpc/kernel/sys_ppc32.c:64:1: note: declare 'static' if the function is not intended to be used outside of this translation unit compat_ssize_t compat_sys_pread64(unsigned int fd, char __user *ubuf, compat_size_t count, ^ static arch/powerpc/kernel/sys_ppc32.c:70:16: error: no previous prototype for function 'compat_sys_pwrite64' [-Werror,-Wmissing-prototypes] compat_ssize_t compat_sys_pwrite64(unsigned int fd, const char __user *ubuf, compat_size_t count, ^ arch/powerpc/kernel/sys_ppc32.c:70:1: note: declare 'static' if the function is not intended to be used outside of this translation unit compat_ssize_t compat_sys_pwrite64(unsigned int fd, const char __user *ubuf, compat_size_t count, ^ static arch/powerpc/kernel/sys_ppc32.c:76:16: error: no previous prototype for function 'compat_sys_readahead' [-Werror,-Wmissing-prototypes] compat_ssize_t compat_sys_readahead(int fd, u32 r4, u32 offhi, u32 offlo, u32 count) ^ arch/powerpc/kernel/sys_ppc32.c:76:1: note: declare 'static' if the function is not intended to be used outside of this translation unit compat_ssize_t compat_sys_readahead(int fd, u32 r4, u32 offhi, u32 offlo, u32 count) ^ static arch/powerpc/kernel/sys_ppc32.c:81:16: error: no previous prototype for function 'compat_sys_truncate64' [-Werror,-Wmissing-prototypes] asmlinkage int compat_sys_truncate64(const char __user * path, u32 reg4, ^ arch/powerpc/kernel/sys_ppc32.c:81:12: note: declare 'static' if the function is not intended to be used outside of this translation unit asmlinkage int compat_sys_truncate64(const char __user * path, u32 reg4, ^ static arch/powerpc/kernel/sys_ppc32.c:87:17: error: no previous prototype for function 'compat_sys_fallocate' [-Werror,-Wmissing-prototypes] asmlinkage long compat_sys_fallocate(int fd, int mode, u32 offhi, u32 offlo, ^ arch/powerpc/kernel/sys_ppc32.c:87:12: note: declare 'static' if the function is not intended to be used outside of this translation unit asmlinkage long compat_sys_fallocate(int fd, int mode, u32 offhi, u32 offlo, ^ static arch/powerpc/kernel/sys_ppc32.c:94:16: error: no previous prototype for function 'compat_sys_ftruncate64' [-Werror,-Wmissing-prototypes] asmlinkage int compat_sys_ftruncate64(unsigned int fd, u32 reg4, unsigned long high, ^ arch/powerpc/kernel/sys_ppc32.c:94:12: note: declare 'static' if the function is not intended to be used outside of this translation unit asmlinkage int compat_sys_ftruncate64(unsigned int fd, u32 reg4, unsigned long high, ^ static arch/powerpc/kernel/sys_ppc32.c:100:6: error: no previous prototype for function 'ppc32_fadvise64' [-Werror,-Wmissing-prototypes] long ppc32_fadvise64(int fd, u32 unused, u32 offset_high, u32 offset_low, ^ arch/powerpc/kernel/sys_ppc32.c:100:1: note: declare 'static' if the function is not intended to be used outside of this translation unit long ppc32_fadvise64(int fd, u32 unused, u32 offset_high, u32 offset_low, ^ static arch/powerpc/kernel/sys_ppc32.c:107:17: error: no previous prototype for function 'compat_sys_sync_file_range2' [-Werror,-Wmissing-prototypes] asmlinkage long compat_sys_sync_file_range2(int fd, unsigned int flags, ^ arch/powerpc/kernel/sys_ppc32.c:107:12: note: declare 'static' if the function is not intended to be used outside of this translation unit asmlinkage long compat_sys_sync_file_range2(int fd, unsigned int flags, ^ static 9 errors generated. make[3]: *** [scripts/Makefile.build:280: arch/powerpc/kernel/sys_ppc32.o] Error 1 arch/powerpc/kernel/setup_64.c:257:13: error: no previous prototype for function 'record_spr_defaults' [-Werror,-Wmissing-prototypes] void __init record_spr_defaults(void) ^ arch/powerpc/kernel/setup_64.c:257:1: note: declare 'static' if the function is not intended to be used outside of this translation unit void __init record_spr_defaults(void) ^ static arch/powerpc/kernel/setup_64.c:282:32: error: no previous prototype for function 'early_setup' [-Werror,-Wmissing-prototypes] void __init __nostackprotector early_setup(unsigned long dt_ptr) ^ arch/powerpc/kernel/setup_64.c:282:1: note: declare 'static' if the function is not intended to be used outside of this translation unit void __init __nostackprotector early_setup(unsigned long dt_ptr) ^ static arch/powerpc/kernel/setup_64.c:396:6: error: no previous prototype for function 'early_setup_secondary' [-Werror,-Wmissing-prototypes] void early_setup_secondary(void) ^ arch/powerpc/kernel/setup_64.c:396:1: note: declare 'static' if the function is not intended to be used outside of this translation unit void early_setup_secondary(void) ^ static arch/powerpc/kernel/setup_64.c:417:6: error: no previous prototype for function 'panic_smp_self_stop' [-Werror,-Wmissing-prototypes] void panic_smp_self_stop(void) ^ arch/powerpc/kernel/setup_64.c:417:1: note: declare 'static' if the function is not intended to be used outside of this translation unit void panic_smp_self_stop(void) ^ static 4 errors generated. make[3]: *** [scripts/Makefile.build:281: arch/powerpc/kernel/setup_64.o] Error 1 arch/powerpc/kernel/mce.c:575:14: error: no previous prototype for function 'machine_check_early' [-Werror,-Wmissing-prototypes] long notrace machine_check_early(struct pt_regs *regs) ^ arch/powerpc/kernel/mce.c:575:1: note: declare 'static' if the function is not intended to be used outside of this translation unit long notrace machine_check_early(struct pt_regs *regs) ^ static arch/powerpc/kernel/mce.c:710:6: error: no previous prototype for function 'hmi_exception_realmode' [-Werror,-Wmissing-prototypes] long hmi_exception_realmode(struct pt_regs *regs) ^ arch/powerpc/kernel/mce.c:710:1: note: declare 'static' if the function is not intended to be used outside of this translation unit long hmi_exception_realmode(struct pt_regs *regs) ^ static 2 errors generated. make[3]: *** [scripts/Makefile.build:281: arch/powerpc/kernel/mce.o] Error 1 arch/powerpc/kernel/mce_power.c:630:6: error: no previous prototype for function '__machine_check_early_realmode_p7' [-Werror,-Wmissing-prototypes] long __machine_check_early_realmode_p7(struct pt_regs *regs) ^ arch/powerpc/kernel/mce_power.c:630:1: note: declare 'static' if the function is not intended to be used outside of this translation unit long __machine_check_early_realmode_p7(struct pt_regs *regs) ^ static arch/powerpc/kernel/mce_power.c:638:6: error: no previous prototype for function '__machine_check_early_realmode_p8' [-Werror,-Wmissing-prototypes] long __machine_check_early_realmode_p8(struct pt_regs *regs) ^ arch/powerpc/kernel/mce_power.c:638:1: note: declare 'static' if the function is not intended to be used outside of this translation unit long __machine_check_early_realmode_p8(struct pt_regs *regs) ^ static arch/powerpc/kernel/mce_power.c:643:6: error: no previous prototype for function '__machine_check_early_realmode_p9' [-Werror,-Wmissing-prototypes] long __machine_check_early_realmode_p9(struct pt_regs *regs) ^ arch/powerpc/kernel/mce_power.c:643:1: note: declare 'static' if the function is not intended to be used outside of this translation unit long __machine_check_early_realmode_p9(struct pt_regs *regs) ^ static 3 errors generated. make[3]: *** [scripts/Makefile.build:281: arch/powerpc/kernel/mce_power.o] Error 1 arch/powerpc/kernel/traps.c:1663:6: error: no previous prototype for function 'stack_overflow_exception' [-Werror,-Wmissing-prototypes] void stack_overflow_exception(struct pt_regs *regs) ^ arch/powerpc/kernel/traps.c:1663:1: note: declare 'static' if the function is not intended to be used outside of this translation unit void stack_overflow_exception(struct pt_regs *regs) ^ static 1 error generated. make[3]: *** [scripts/Makefile.build:281: arch/powerpc/kernel/traps.o] Error 1 make[2]: *** [scripts/Makefile.build:497: arch/powerpc/platforms] Error 2 make[4]: Target '__build' not remade because of errors. make[3]: *** [scripts/Makefile.build:497: arch/powerpc/platforms/pseries] Error 2 make[3]: Target '__build' not remade because of errors. arch/powerpc/kernel/eeh.c:633: warning: Function parameter or member 'function' not described in 'eeh_pci_enable' arch/powerpc/kernel/eeh.c:869: warning: Function parameter or member 'edev' not described in 'eeh_set_dev_freset' arch/powerpc/kernel/eeh.c:869: warning: Excess function parameter 'data' description in 'eeh_set_dev_freset' arch/powerpc/kernel/eeh.c:909: warning: Function parameter or member 'include_passed' not described in 'eeh_pe_reset_full' arch/powerpc/kernel/eeh.c:1611: warning: Function parameter or member 'include_passed' not described in 'eeh_pe_reset' arch/powerpc/kernel/eeh.c:1686: warning: Function parameter or member 'func' not described in 'eeh_pe_inject_err' arch/powerpc/kernel/eeh.c:1686: warning: Excess function parameter 'function' description in 'eeh_pe_inject_err' arch/powerpc/kernel/eeh_pe.c:262: warning: cannot understand function prototype: 'struct eeh_pe_get_flag ' arch/powerpc/kernel/eeh_pe.c:584: warning: Function parameter or member 'root' not described in 'eeh_pe_state_mark' arch/powerpc/kernel/eeh_pe.c:584: warning: Function parameter or member 'state' not described in 'eeh_pe_state_mark' arch/powerpc/kernel/eeh_pe.c:584: warning: Excess function parameter 'pe' description in 'eeh_pe_state_mark' arch/powerpc/kernel/eeh_pe.c:602: warning: Function parameter or member 'root' not described in 'eeh_pe_mark_isolated' arch/powerpc/kernel/eeh_pe.c:602: warning: Excess function parameter 'pe' description in 'eeh_pe_mark_isolated' arch/powerpc/kernel/eeh_pe.c:635: warning: Function parameter or member 'mode' not described in 'eeh_pe_dev_mode_mark' arch/powerpc/kernel/eeh_pe.c:650: warning: Function parameter or member 'root' not described in 'eeh_pe_state_clear' arch/powerpc/kernel/eeh_pe.c:650: warning: Excess function parameter 'data' description in 'eeh_pe_state_clear' arch/powerpc/kernel/eeh_pe.c:845: warning: Function parameter or member 'edev' not described in 'eeh_restore_one_device_bars' arch/powerpc/kernel/eeh_pe.c:845: warning: Excess function parameter 'data' description in 'eeh_restore_one_device_bars' int ppc32_classify_syscall(unsigned syscall) ^ arch/powerpc/kernel/compat_audit.c:30:1: note: declare 'static' if the function is not intended to be used outside of this translation unit int ppc32_classify_syscall(unsigned syscall) ^ static 1 error generated. make[3]: *** [scripts/Makefile.build:280: arch/powerpc/kernel/compat_audit.o] Error 1 arch/powerpc/kernel/eeh_event.c:40: warning: Function parameter or member 'dummy' not described in 'eeh_event_handler' arch/powerpc/kernel/dma-iommu.c:183:13: error: no previous prototype for function 'dma_iommu_sync_sg_for_cpu' [-Werror,-Wmissing-prototypes] extern void dma_iommu_sync_sg_for_cpu(struct device *dev, ^ arch/powerpc/kernel/dma-iommu.c:183:8: note: declare 'static' if the function is not intended to be used outside of this translation unit extern void dma_iommu_sync_sg_for_cpu(struct device *dev, ^ arch/powerpc/kernel/dma-iommu.c:190:13: error: no previous prototype for function 'dma_iommu_sync_sg_for_device' [-Werror,-Wmissing-prototypes] extern void dma_iommu_sync_sg_for_device(struct device *dev, ^ arch/powerpc/kernel/dma-iommu.c:190:8: note: declare 'static' if the function is not intended to be used outside of this translation unit extern void dma_iommu_sync_sg_for_device(struct device *dev, ^ 2 errors generated. make[3]: *** [scripts/Makefile.build:280: arch/powerpc/kernel/dma-iommu.o] Error 1 void crash_free_reserved_phys_range(unsigned long begin, unsigned long end) ^ arch/powerpc/kernel/crash_dump.c:125:1: note: declare 'static' if the function is not intended to be used outside of this translation unit void crash_free_reserved_phys_range(unsigned long begin, unsigned long end) ^ static 1 error generated. make[3]: *** [scripts/Makefile.build:280: arch/powerpc/kernel/crash_dump.o] Error 1 arch/powerpc/kernel/optprobes.c:149:6: error: no previous prototype for function 'patch_imm32_load_insns' [-Werror,-Wmissing-prototypes] void patch_imm32_load_insns(unsigned int val, kprobe_opcode_t *addr) ^ arch/powerpc/kernel/optprobes.c:149:1: note: declare 'static' if the function is not intended to be used outside of this translation unit void patch_imm32_load_insns(unsigned int val, kprobe_opcode_t *addr) ^ static arch/powerpc/kernel/optprobes.c:167:6: error: no previous prototype for function 'patch_imm64_load_insns' [-Werror,-Wmissing-prototypes] void patch_imm64_load_insns(unsigned long val, int reg, kprobe_opcode_t *addr) ^ arch/powerpc/kernel/optprobes.c:167:1: note: declare 'static' if the function is not intended to be used outside of this translation unit void patch_imm64_load_insns(unsigned long val, int reg, kprobe_opcode_t *addr) ^ static 2 errors generated. make[3]: *** [scripts/Makefile.build:280: arch/powerpc/kernel/optprobes.o] Error 1 arch/powerpc/kernel/smp.c:539:6: error: no previous prototype for function 'tick_broadcast' [-Werror,-Wmissing-prototypes] void tick_broadcast(const struct cpumask *mask) ^ arch/powerpc/kernel/smp.c:539:1: note: declare 'static' if the function is not intended to be used outside of this translation unit void tick_broadcast(const struct cpumask *mask) ^ static arch/powerpc/kernel/smp.c:549:6: error: no previous prototype for function 'debugger_ipi_callback' [-Werror,-Wmissing-prototypes] void debugger_ipi_callback(struct pt_regs *regs) ^ arch/powerpc/kernel/smp.c:549:1: note: declare 'static' if the function is not intended to be used outside of this translation unit void debugger_ipi_callback(struct pt_regs *regs) ^ static 2 errors generated. make[3]: *** [scripts/Makefile.build:281: arch/powerpc/kernel/smp.o] Error 1 arch/powerpc/kernel/pci_dn.c:486: warning: Function parameter or member 'phb' not described in 'pci_devs_phb_init_dynamic' arch/powerpc/kernel/uprobes.c:40: warning: Function parameter or member 'auprobe' not described in 'arch_uprobe_analyze_insn' arch/powerpc/kernel/uprobes.c:40: warning: Excess function parameter 'arch_uprobe' description in 'arch_uprobe_analyze_insn' arch/powerpc/kernel/eeh_driver.c:142: warning: Function parameter or member 'edev' not described in 'eeh_disable_irq' arch/powerpc/kernel/eeh_driver.c:142: warning: Excess function parameter 'dev' description in 'eeh_disable_irq' arch/powerpc/kernel/eeh_driver.c:165: warning: Function parameter or member 'edev' not described in 'eeh_enable_irq' arch/powerpc/kernel/eeh_driver.c:165: warning: Excess function parameter 'dev' description in 'eeh_enable_irq' arch/powerpc/kernel/eeh_driver.c:327: warning: Function parameter or member 'pdev' not described in 'eeh_report_error' arch/powerpc/kernel/eeh_driver.c:353: warning: Function parameter or member 'pdev' not described in 'eeh_report_mmio_enabled' arch/powerpc/kernel/eeh_driver.c:373: warning: Function parameter or member 'pdev' not described in 'eeh_report_reset' arch/powerpc/kernel/eeh_driver.c:419: warning: Function parameter or member 'pdev' not described in 'eeh_report_resume' arch/powerpc/kernel/eeh_driver.c:445: warning: Function parameter or member 'pdev' not described in 'eeh_report_failure' arch/powerpc/kernel/isa-bridge.c:142: warning: Function parameter or member 'hose' not described in 'isa_bridge_find_early' arch/powerpc/kernel/isa-bridge.c:188: warning: Function parameter or member 'np' not described in 'isa_bridge_init_non_pci' arch/powerpc/kernel/isa-bridge.c:277: warning: Function parameter or member 'pdev' not described in 'isa_bridge_find_late' arch/powerpc/kernel/isa-bridge.c:277: warning: Function parameter or member 'devnode' not described in 'isa_bridge_find_late' arch/powerpc/kernel/isa-bridge.c:322: warning: Function parameter or member 'nb' not described in 'isa_bridge_notify' arch/powerpc/kernel/isa-bridge.c:322: warning: Function parameter or member 'action' not described in 'isa_bridge_notify' arch/powerpc/kernel/isa-bridge.c:322: warning: Function parameter or member 'data' not described in 'isa_bridge_notify' arch/powerpc/kernel/pci_of_scan.c:23: warning: Function parameter or member 'np' not described in 'get_int_prop' arch/powerpc/kernel/pci_of_scan.c:23: warning: Function parameter or member 'name' not described in 'get_int_prop' arch/powerpc/kernel/pci_of_scan.c:23: warning: Function parameter or member 'def' not described in 'get_int_prop' arch/powerpc/kernel/pci_of_scan.c:61: warning: Function parameter or member 'ss' not described in 'OF_PCI_ADDR0_SPACE' arch/powerpc/kernel/pci_of_scan.c:61: warning: Excess function parameter 'addr0' description in 'OF_PCI_ADDR0_SPACE' arch/powerpc/kernel/pci_of_scan.c:61: warning: Excess function parameter 'bridge' description in 'OF_PCI_ADDR0_SPACE' make[3]: Target '__build' not remade because of errors. make[2]: *** [scripts/Makefile.build:497: arch/powerpc/kernel] Error 2 make[2]: Target '__build' not remade because of errors. make[1]: *** [Makefile:1764: arch/powerpc] Error 2 make[1]: Target '__all' not remade because of errors. .. vim +/xive_debug_show_cpu +1568 arch/powerpc/sysdev/xive/common.c 930914b7d528fc Cédric Le Goater 2020-03-06 1567 930914b7d528fc Cédric Le Goater 2020-03-06 @1568 void xive_debug_show_cpu(struct seq_file *m, int cpu) 930914b7d528fc Cédric Le Goater 2020-03-06 1569 { 930914b7d528fc Cédric Le Goater 2020-03-06 1570 struct xive_cpu *xc = per_cpu(xive_cpu, cpu); 930914b7d528fc Cédric Le Goater 2020-03-06 1571 930914b7d528fc Cédric Le Goater 2020-03-06 1572 seq_printf(m, "CPU %d:", cpu); 930914b7d528fc Cédric Le Goater 2020-03-06 1573 if (xc) { 930914b7d528fc Cédric Le Goater 2020-03-06 1574 seq_printf(m, "pp=%02x CPPR=%02x ", xc->pending_prio, xc->cppr); 930914b7d528fc Cédric Le Goater 2020-03-06 1575 930914b7d528fc Cédric Le Goater 2020-03-06 1576 #ifdef CONFIG_SMP 930914b7d528fc Cédric Le Goater 2020-03-06 1577 { 930914b7d528fc Cédric Le Goater 2020-03-06 1578 u64 val = xive_esb_read(&xc->ipi_data, XIVE_ESB_GET); 930914b7d528fc Cédric Le Goater 2020-03-06 1579 930914b7d528fc Cédric Le Goater 2020-03-06 1580 seq_printf(m, "IPI=0x%08x PQ=%c%c ", xc->hw_ipi, 930914b7d528fc Cédric Le Goater 2020-03-06 1581 val & XIVE_ESB_VAL_P ? 'P' : '-', 930914b7d528fc Cédric Le Goater 2020-03-06 1582 val & XIVE_ESB_VAL_Q ? 'Q' : '-'); 930914b7d528fc Cédric Le Goater 2020-03-06 1583 } 930914b7d528fc Cédric Le Goater 2020-03-06 1584 #endif 930914b7d528fc Cédric Le Goater 2020-03-06 1585 { 930914b7d528fc Cédric Le Goater 2020-03-06 1586 struct xive_q *q = &xc->queue[xive_irq_priority]; 930914b7d528fc Cédric Le Goater 2020-03-06 1587 u32 i0, i1, idx; 930914b7d528fc Cédric Le Goater 2020-03-06 1588 930914b7d528fc Cédric Le Goater 2020-03-06 1589 if (q->qpage) { 930914b7d528fc Cédric Le Goater 2020-03-06 1590 idx = q->idx; 930914b7d528fc Cédric Le Goater 2020-03-06 1591 i0 = be32_to_cpup(q->qpage + idx); 930914b7d528fc Cédric Le Goater 2020-03-06 1592 idx = (idx + 1) & q->msk; 930914b7d528fc Cédric Le Goater 2020-03-06 1593 i1 = be32_to_cpup(q->qpage + idx); 930914b7d528fc Cédric Le Goater 2020-03-06 1594 seq_printf(m, "EQ idx=%d T=%d %08x %08x ...", 930914b7d528fc Cédric Le Goater 2020-03-06 1595 q->idx, q->toggle, i0, i1); 930914b7d528fc Cédric Le Goater 2020-03-06 1596 } 930914b7d528fc Cédric Le Goater 2020-03-06 1597 } 930914b7d528fc Cédric Le Goater 2020-03-06 1598 } 930914b7d528fc Cédric Le Goater 2020-03-06 1599 seq_puts(m, "\n"); 930914b7d528fc Cédric Le Goater 2020-03-06 1600 } 930914b7d528fc Cédric Le Goater 2020-03-06 1601 930914b7d528fc Cédric Le Goater 2020-03-06 @1602 void xive_debug_show_irq(struct seq_file *m, u32 hw_irq, struct irq_data *d) 930914b7d528fc Cédric Le Goater 2020-03-06 1603 { 930914b7d528fc Cédric Le Goater 2020-03-06 1604 struct irq_chip *chip = irq_data_get_irq_chip(d); 930914b7d528fc Cédric Le Goater 2020-03-06 1605 int rc; 930914b7d528fc Cédric Le Goater 2020-03-06 1606 u32 target; 930914b7d528fc Cédric Le Goater 2020-03-06 1607 u8 prio; 930914b7d528fc Cédric Le Goater 2020-03-06 1608 u32 lirq; 930914b7d528fc Cédric Le Goater 2020-03-06 1609 930914b7d528fc Cédric Le Goater 2020-03-06 1610 if (!is_xive_irq(chip)) 930914b7d528fc Cédric Le Goater 2020-03-06 1611 return; 930914b7d528fc Cédric Le Goater 2020-03-06 1612 930914b7d528fc Cédric Le Goater 2020-03-06 1613 rc = xive_ops->get_irq_config(hw_irq, &target, &prio, &lirq); 930914b7d528fc Cédric Le Goater 2020-03-06 1614 if (rc) { 930914b7d528fc Cédric Le Goater 2020-03-06 1615 seq_printf(m, "IRQ 0x%08x : no config rc=%d\n", hw_irq, rc); 930914b7d528fc Cédric Le Goater 2020-03-06 1616 return; 930914b7d528fc Cédric Le Goater 2020-03-06 1617 } 930914b7d528fc Cédric Le Goater 2020-03-06 1618 930914b7d528fc Cédric Le Goater 2020-03-06 1619 seq_printf(m, "IRQ 0x%08x : target=0x%x prio=%02x lirq=0x%x ", 930914b7d528fc Cédric Le Goater 2020-03-06 1620 hw_irq, target, prio, lirq); 930914b7d528fc Cédric Le Goater 2020-03-06 1621 930914b7d528fc Cédric Le Goater 2020-03-06 1622 if (d) { 930914b7d528fc Cédric Le Goater 2020-03-06 1623 struct xive_irq_data *xd = irq_data_get_irq_handler_data(d); 930914b7d528fc Cédric Le Goater 2020-03-06 1624 u64 val = xive_esb_read(xd, XIVE_ESB_GET); 930914b7d528fc Cédric Le Goater 2020-03-06 1625 930914b7d528fc Cédric Le Goater 2020-03-06 1626 seq_printf(m, "flags=%c%c%c PQ=%c%c", 930914b7d528fc Cédric Le Goater 2020-03-06 1627 xd->flags & XIVE_IRQ_FLAG_STORE_EOI ? 'S' : ' ', 930914b7d528fc Cédric Le Goater 2020-03-06 1628 xd->flags & XIVE_IRQ_FLAG_LSI ? 'L' : ' ', 930914b7d528fc Cédric Le Goater 2020-03-06 1629 xd->flags & XIVE_IRQ_FLAG_H_INT_ESB ? 'H' : ' ', 930914b7d528fc Cédric Le Goater 2020-03-06 1630 val & XIVE_ESB_VAL_P ? 'P' : '-', 930914b7d528fc Cédric Le Goater 2020-03-06 1631 val & XIVE_ESB_VAL_Q ? 'Q' : '-'); 930914b7d528fc Cédric Le Goater 2020-03-06 1632 } 930914b7d528fc Cédric Le Goater 2020-03-06 1633 seq_puts(m, "\n"); 930914b7d528fc Cédric Le Goater 2020-03-06 1634 } 930914b7d528fc Cédric Le Goater 2020-03-06 1635 :::::: The code at line 1568 was first introduced by commit :::::: 930914b7d528fc6b0249bffc00564100bcf6ef75 powerpc/xive: Add a debugfs file to dump internal XIVE state :::::: TO: Cédric Le Goater <clg(a)kaod.org&gt; :::::: CC: Michael Ellerman <mpe(a)ellerman.id.au&gt; --- 0-DAY CI Kernel Test Service, Intel Corporation https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org