Hi "Björn, I love your patch! Yet something to improve: [auto build test ERROR on 7b1e385c9a488de9291eaaa412146d3972e9dec5] url: https://github.com/0day-ci/linux/commits/Bj-rn-T-pel/Optimize-bpf_redirect_map-xdp_do_redirect/20210219-230349 base: 7b1e385c9a488de9291eaaa412146d3972e9dec5 config: x86_64-randconfig-r032-20210219 (attached as .config) compiler: clang version 12.0.0 (https://github.com/llvm/llvm-project c9439ca36342fb6013187d0a69aef92736951476) 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 x86_64 cross compiling tool for clang build # apt-get install binutils-x86-64-linux-gnu # https://github.com/0day-ci/linux/commit/e784328ffb3b588155aeee02ff6a96b4a6b7cf20 git remote add linux-review https://github.com/0day-ci/linux git fetch --no-tags linux-review Bj-rn-T-pel/Optimize-bpf_redirect_map-xdp_do_redirect/20210219-230349 git checkout e784328ffb3b588155aeee02ff6a96b4a6b7cf20 # save the attached .config to linux build tree COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang make.cross ARCH=x86_64 If you fix the issue, kindly add following tag as appropriate Reported-by: kernel test robot <lkp@xxxxxxxxx> All error/warnings (new ones prefixed by >>): In file included from arch/x86/kernel/asm-offsets.c:13: In file included from include/linux/suspend.h:5: In file included from include/linux/swap.h:9: In file included from include/linux/memcontrol.h:13: In file included from include/linux/cgroup.h:28: In file included from include/linux/cgroup-defs.h:22: In file included from include/linux/bpf-cgroup.h:5: >> include/linux/bpf.h:1629:42: warning: declaration of 'struct bpf_cpu_map_entry' will not be visible outside of this function [-Wvisibility] static inline int cpu_map_enqueue(struct bpf_cpu_map_entry *rcpu, ^ 1 warning generated. -- In file included from arch/x86/mm/ioremap.c:23: In file included from arch/x86/include/asm/efi.h:7: In file included from arch/x86/include/asm/tlb.h:12: In file included from include/asm-generic/tlb.h:15: In file included from include/linux/swap.h:9: In file included from include/linux/memcontrol.h:13: In file included from include/linux/cgroup.h:28: In file included from include/linux/cgroup-defs.h:22: In file included from include/linux/bpf-cgroup.h:5: >> include/linux/bpf.h:1629:42: warning: declaration of 'struct bpf_cpu_map_entry' will not be visible outside of this function [-Wvisibility] static inline int cpu_map_enqueue(struct bpf_cpu_map_entry *rcpu, ^ arch/x86/mm/ioremap.c:737:17: warning: no previous prototype for function 'early_memremap_pgprot_adjust' [-Wmissing-prototypes] pgprot_t __init early_memremap_pgprot_adjust(resource_size_t phys_addr, ^ arch/x86/mm/ioremap.c:737:1: note: declare 'static' if the function is not intended to be used outside of this translation unit pgprot_t __init early_memremap_pgprot_adjust(resource_size_t phys_addr, ^ static 2 warnings generated. -- In file included from arch/x86/mm/extable.c:9: In file included from arch/x86/include/asm/traps.h:9: In file included from arch/x86/include/asm/idtentry.h:9: In file included from include/linux/entry-common.h:5: In file included from include/linux/tracehook.h:50: In file included from include/linux/memcontrol.h:13: In file included from include/linux/cgroup.h:28: In file included from include/linux/cgroup-defs.h:22: In file included from include/linux/bpf-cgroup.h:5: >> include/linux/bpf.h:1629:42: warning: declaration of 'struct bpf_cpu_map_entry' will not be visible outside of this function [-Wvisibility] static inline int cpu_map_enqueue(struct bpf_cpu_map_entry *rcpu, ^ arch/x86/mm/extable.c:27:16: warning: no previous prototype for function 'ex_handler_default' [-Wmissing-prototypes] __visible bool ex_handler_default(const struct exception_table_entry *fixup, ^ arch/x86/mm/extable.c:27:11: note: declare 'static' if the function is not intended to be used outside of this translation unit __visible bool ex_handler_default(const struct exception_table_entry *fixup, ^ static arch/x86/mm/extable.c:37:16: warning: no previous prototype for function 'ex_handler_fault' [-Wmissing-prototypes] __visible bool ex_handler_fault(const struct exception_table_entry *fixup, ^ arch/x86/mm/extable.c:37:11: note: declare 'static' if the function is not intended to be used outside of this translation unit __visible bool ex_handler_fault(const struct exception_table_entry *fixup, ^ static arch/x86/mm/extable.c:58:16: warning: no previous prototype for function 'ex_handler_fprestore' [-Wmissing-prototypes] __visible bool ex_handler_fprestore(const struct exception_table_entry *fixup, ^ arch/x86/mm/extable.c:58:11: note: declare 'static' if the function is not intended to be used outside of this translation unit __visible bool ex_handler_fprestore(const struct exception_table_entry *fixup, ^ static arch/x86/mm/extable.c:73:16: warning: no previous prototype for function 'ex_handler_uaccess' [-Wmissing-prototypes] __visible bool ex_handler_uaccess(const struct exception_table_entry *fixup, ^ arch/x86/mm/extable.c:73:11: note: declare 'static' if the function is not intended to be used outside of this translation unit __visible bool ex_handler_uaccess(const struct exception_table_entry *fixup, ^ static arch/x86/mm/extable.c:84:16: warning: no previous prototype for function 'ex_handler_copy' [-Wmissing-prototypes] __visible bool ex_handler_copy(const struct exception_table_entry *fixup, ^ arch/x86/mm/extable.c:84:11: note: declare 'static' if the function is not intended to be used outside of this translation unit __visible bool ex_handler_copy(const struct exception_table_entry *fixup, ^ static arch/x86/mm/extable.c:96:16: warning: no previous prototype for function 'ex_handler_rdmsr_unsafe' [-Wmissing-prototypes] __visible bool ex_handler_rdmsr_unsafe(const struct exception_table_entry *fixup, ^ arch/x86/mm/extable.c:96:11: note: declare 'static' if the function is not intended to be used outside of this translation unit __visible bool ex_handler_rdmsr_unsafe(const struct exception_table_entry *fixup, ^ static arch/x86/mm/extable.c:113:16: warning: no previous prototype for function 'ex_handler_wrmsr_unsafe' [-Wmissing-prototypes] __visible bool ex_handler_wrmsr_unsafe(const struct exception_table_entry *fixup, ^ arch/x86/mm/extable.c:113:11: note: declare 'static' if the function is not intended to be used outside of this translation unit __visible bool ex_handler_wrmsr_unsafe(const struct exception_table_entry *fixup, ^ static arch/x86/mm/extable.c:129:16: warning: no previous prototype for function 'ex_handler_clear_fs' [-Wmissing-prototypes] __visible bool ex_handler_clear_fs(const struct exception_table_entry *fixup, ^ arch/x86/mm/extable.c:129:11: note: declare 'static' if the function is not intended to be used outside of this translation unit __visible bool ex_handler_clear_fs(const struct exception_table_entry *fixup, ^ static 9 warnings generated. -- In file included from <built-in>:3: In file included from drivers/gpu/drm/i915/display/intel_cdclk.h:11: In file included from drivers/gpu/drm/i915/i915_drv.h:46: In file included from include/linux/perf_event.h:57: In file included from include/linux/cgroup.h:28: In file included from include/linux/cgroup-defs.h:22: In file included from include/linux/bpf-cgroup.h:5: >> include/linux/bpf.h:1629:42: error: declaration of 'struct bpf_cpu_map_entry' will not be visible outside of this function [-Werror,-Wvisibility] static inline int cpu_map_enqueue(struct bpf_cpu_map_entry *rcpu, ^ 1 error generated. -- In file included from arch/x86/kernel/asm-offsets.c:13: In file included from include/linux/suspend.h:5: In file included from include/linux/swap.h:9: In file included from include/linux/memcontrol.h:13: In file included from include/linux/cgroup.h:28: In file included from include/linux/cgroup-defs.h:22: In file included from include/linux/bpf-cgroup.h:5: >> include/linux/bpf.h:1629:42: warning: declaration of 'struct bpf_cpu_map_entry' will not be visible outside of this function [-Wvisibility] static inline int cpu_map_enqueue(struct bpf_cpu_map_entry *rcpu, ^ 1 warning generated. vim +1629 include/linux/bpf.h 9c270af37bb62e Jesper Dangaard Brouer 2017-10-16 1628 9c270af37bb62e Jesper Dangaard Brouer 2017-10-16 @1629 static inline int cpu_map_enqueue(struct bpf_cpu_map_entry *rcpu, 9c270af37bb62e Jesper Dangaard Brouer 2017-10-16 1630 struct xdp_buff *xdp, 9c270af37bb62e Jesper Dangaard Brouer 2017-10-16 1631 struct net_device *dev_rx) 9c270af37bb62e Jesper Dangaard Brouer 2017-10-16 1632 { 9c270af37bb62e Jesper Dangaard Brouer 2017-10-16 1633 return 0; 9c270af37bb62e Jesper Dangaard Brouer 2017-10-16 1634 } 040ee69226f8a9 Al Viro 2017-12-02 1635 --- 0-DAY CI Kernel Test Service, Intel Corporation https://lists.01.org/hyperkitty/list/kbuild-all@xxxxxxxxxxxx
Attachment:
.config.gz
Description: application/gzip
