Hi Michał, [auto build test ERROR on net-next/master] url: https://github.com/0day-ci/linux/commits/Micha-Miros-aw/Prepare-BPF-for-VLAN_TAG_PRESENT-cleanup/20170104-190258 config: sparc64-allmodconfig (attached as .config) compiler: sparc64-linux-gnu-gcc (Debian 6.1.1-9) 6.1.1 20160705 reproduce: wget https://git.kernel.org/cgit/linux/kernel/git/wfg/lkp-tests.git/plain/sbin/make.cross -O ~/bin/make.cross chmod +x ~/bin/make.cross # save the attached .config to linux build tree make.cross ARCH=sparc64 All error/warnings (new ones prefixed by >>): In file included from include/linux/compiler.h:58:0, from include/uapi/linux/stddef.h:1, from include/linux/stddef.h:4, from include/uapi/linux/posix_types.h:4, from include/uapi/linux/types.h:13, from include/linux/types.h:5, from include/linux/list.h:4, from include/linux/module.h:9, from include/linux/moduleloader.h:5, from arch/sparc/net/bpf_jit_comp.c:1: arch/sparc/net/bpf_jit_comp.c: In function 'bpf_jit_compile': >> include/linux/compiler-gcc.h:159:2: error: 'struct sk_buff' has no member named '__pkt_vlan_present_offset'; did you mean '__pkt_type_offset'? __builtin_offsetof(a, b) ^ include/linux/stddef.h:16:32: note: in expansion of macro '__compiler_offsetof' #define offsetof(TYPE, MEMBER) __compiler_offsetof(TYPE, MEMBER) ^~~~~~~~~~~~~~~~~~~ >> arch/sparc/net/bpf_jit_comp.c:228:26: note: in expansion of macro 'offsetof' do { unsigned int _off = offsetof(STRUCT, FIELD); \ ^~~~~~~~ >> arch/sparc/net/bpf_jit_comp.c:270:2: note: in expansion of macro '__emit_load8' __emit_load8(r_SKB, struct sk_buff, FIELD, DEST) ^~~~~~~~~~~~ >> arch/sparc/net/bpf_jit_comp.c:611:5: note: in expansion of macro '__emit_skb_load8' __emit_skb_load8(__pkt_vlan_present_offset, r_A); ^~~~~~~~~~~~~~~~ vim +159 include/linux/compiler-gcc.h cb984d10 Joe Perches 2015-06-25 153 # error Your version of gcc miscompiles the __weak directive cb984d10 Joe Perches 2015-06-25 154 # endif cb984d10 Joe Perches 2015-06-25 155 #endif cb984d10 Joe Perches 2015-06-25 156 cb984d10 Joe Perches 2015-06-25 157 #define __used __attribute__((__used__)) cb984d10 Joe Perches 2015-06-25 158 #define __compiler_offsetof(a, b) \ cb984d10 Joe Perches 2015-06-25 @159 __builtin_offsetof(a, b) cb984d10 Joe Perches 2015-06-25 160 0d025d27 Josh Poimboeuf 2016-08-30 161 #if GCC_VERSION >= 40100 cb984d10 Joe Perches 2015-06-25 162 # define __compiletime_object_size(obj) __builtin_object_size(obj, 0) :::::: The code at line 159 was first introduced by commit :::::: cb984d101b30eb7478d32df56a0023e4603cba7f compiler-gcc: integrate the various compiler-gcc[345].h files :::::: TO: Joe Perches <joe@xxxxxxxxxxx> :::::: CC: Linus Torvalds <torvalds@xxxxxxxxxxxxxxxxxxxx> --- 0-DAY kernel test infrastructure Open Source Technology Center https://lists.01.org/pipermail/kbuild-all Intel Corporation
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