tree: https://git.kernel.org/pub/scm/linux/kernel/git/viro/vfs.git work.csum head: f17fb3872ec6961260104f101257c27237d957f3 commit: 860493d91a3854bbecfb15ebcc523756a778efb4 [2/6] alpha: move more exports to the places where the symbols are defined config: alpha-allyesconfig (attached as .config) 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 git checkout 860493d91a3854bbecfb15ebcc523756a778efb4 # save the attached .config to linux build tree make.cross ARCH=alpha All error/warnings (new ones prefixed by >>): In file included from arch/alpha/lib/fpreg.c:7:0: >> include/linux/export.h:46:19: error: expected '=', ',', ';', 'asm' or '__attribute__' before 'void' extern __visible void *__crc_##sym __attribute__((weak)); \ ^ include/linux/export.h:58:2: note: in expansion of macro '__CRC_SYMBOL' __CRC_SYMBOL(sym, sec) \ ^ include/linux/export.h:69:2: note: in expansion of macro '__EXPORT_SYMBOL' __EXPORT_SYMBOL(sym, "") ^ >> arch/alpha/lib/fpreg.c:57:1: note: in expansion of macro 'EXPORT_SYMBOL' EXPORT_SYMBOL(alpha_read_fp_reg); ^ >> include/linux/export.h:48:2: error: expected '=', ',', ';', 'asm' or '__attribute__' before '__used' __used \ ^ include/linux/export.h:58:2: note: in expansion of macro '__CRC_SYMBOL' __CRC_SYMBOL(sym, sec) \ ^ include/linux/export.h:69:2: note: in expansion of macro '__EXPORT_SYMBOL' __EXPORT_SYMBOL(sym, "") ^ >> arch/alpha/lib/fpreg.c:57:1: note: in expansion of macro 'EXPORT_SYMBOL' EXPORT_SYMBOL(alpha_read_fp_reg); ^ >> include/linux/export.h:63:12: error: expected '=', ',', ';', 'asm' or '__attribute__' before 'const' __visible const struct kernel_symbol __ksymtab_##sym \ ^ include/linux/export.h:69:2: note: in expansion of macro '__EXPORT_SYMBOL' __EXPORT_SYMBOL(sym, "") ^ >> arch/alpha/lib/fpreg.c:57:1: note: in expansion of macro 'EXPORT_SYMBOL' EXPORT_SYMBOL(alpha_read_fp_reg); ^ >> include/linux/export.h:46:19: error: expected '=', ',', ';', 'asm' or '__attribute__' before 'void' extern __visible void *__crc_##sym __attribute__((weak)); \ ^ include/linux/export.h:58:2: note: in expansion of macro '__CRC_SYMBOL' __CRC_SYMBOL(sym, sec) \ ^ include/linux/export.h:69:2: note: in expansion of macro '__EXPORT_SYMBOL' __EXPORT_SYMBOL(sym, "") ^ arch/alpha/lib/fpreg.c:103:1: note: in expansion of macro 'EXPORT_SYMBOL' EXPORT_SYMBOL(alpha_write_fp_reg); ^ >> include/linux/export.h:48:2: error: expected '=', ',', ';', 'asm' or '__attribute__' before '__used' __used \ ^ include/linux/export.h:58:2: note: in expansion of macro '__CRC_SYMBOL' __CRC_SYMBOL(sym, sec) \ ^ include/linux/export.h:69:2: note: in expansion of macro '__EXPORT_SYMBOL' __EXPORT_SYMBOL(sym, "") ^ arch/alpha/lib/fpreg.c:103:1: note: in expansion of macro 'EXPORT_SYMBOL' EXPORT_SYMBOL(alpha_write_fp_reg); ^ >> include/linux/export.h:63:12: error: expected '=', ',', ';', 'asm' or '__attribute__' before 'const' __visible const struct kernel_symbol __ksymtab_##sym \ ^ include/linux/export.h:69:2: note: in expansion of macro '__EXPORT_SYMBOL' __EXPORT_SYMBOL(sym, "") ^ arch/alpha/lib/fpreg.c:103:1: note: in expansion of macro 'EXPORT_SYMBOL' EXPORT_SYMBOL(alpha_write_fp_reg); ^ >> include/linux/export.h:46:19: error: expected '=', ',', ';', 'asm' or '__attribute__' before 'void' extern __visible void *__crc_##sym __attribute__((weak)); \ ^ include/linux/export.h:58:2: note: in expansion of macro '__CRC_SYMBOL' __CRC_SYMBOL(sym, sec) \ ^ include/linux/export.h:69:2: note: in expansion of macro '__EXPORT_SYMBOL' __EXPORT_SYMBOL(sym, "") ^ arch/alpha/lib/fpreg.c:153:1: note: in expansion of macro 'EXPORT_SYMBOL' EXPORT_SYMBOL(alpha_read_fp_reg_s); ^ >> include/linux/export.h:48:2: error: expected '=', ',', ';', 'asm' or '__attribute__' before '__used' __used \ ^ include/linux/export.h:58:2: note: in expansion of macro '__CRC_SYMBOL' __CRC_SYMBOL(sym, sec) \ ^ include/linux/export.h:69:2: note: in expansion of macro '__EXPORT_SYMBOL' __EXPORT_SYMBOL(sym, "") ^ arch/alpha/lib/fpreg.c:153:1: note: in expansion of macro 'EXPORT_SYMBOL' EXPORT_SYMBOL(alpha_read_fp_reg_s); ^ >> include/linux/export.h:63:12: error: expected '=', ',', ';', 'asm' or '__attribute__' before 'const' __visible const struct kernel_symbol __ksymtab_##sym \ ^ include/linux/export.h:69:2: note: in expansion of macro '__EXPORT_SYMBOL' __EXPORT_SYMBOL(sym, "") ^ arch/alpha/lib/fpreg.c:153:1: note: in expansion of macro 'EXPORT_SYMBOL' EXPORT_SYMBOL(alpha_read_fp_reg_s); ^ >> include/linux/export.h:46:19: error: expected '=', ',', ';', 'asm' or '__attribute__' before 'void' extern __visible void *__crc_##sym __attribute__((weak)); \ ^ include/linux/export.h:58:2: note: in expansion of macro '__CRC_SYMBOL' __CRC_SYMBOL(sym, sec) \ ^ include/linux/export.h:69:2: note: in expansion of macro '__EXPORT_SYMBOL' __EXPORT_SYMBOL(sym, "") ^ arch/alpha/lib/fpreg.c:199:1: note: in expansion of macro 'EXPORT_SYMBOL' EXPORT_SYMBOL(alpha_write_fp_reg_s); ^ >> include/linux/export.h:48:2: error: expected '=', ',', ';', 'asm' or '__attribute__' before '__used' __used \ ^ include/linux/export.h:58:2: note: in expansion of macro '__CRC_SYMBOL' __CRC_SYMBOL(sym, sec) \ ^ include/linux/export.h:69:2: note: in expansion of macro '__EXPORT_SYMBOL' __EXPORT_SYMBOL(sym, "") ^ arch/alpha/lib/fpreg.c:199:1: note: in expansion of macro 'EXPORT_SYMBOL' EXPORT_SYMBOL(alpha_write_fp_reg_s); ^ >> include/linux/export.h:63:12: error: expected '=', ',', ';', 'asm' or '__attribute__' before 'const' __visible const struct kernel_symbol __ksymtab_##sym \ ^ include/linux/export.h:69:2: note: in expansion of macro '__EXPORT_SYMBOL' __EXPORT_SYMBOL(sym, "") ^ arch/alpha/lib/fpreg.c:199:1: note: in expansion of macro 'EXPORT_SYMBOL' EXPORT_SYMBOL(alpha_write_fp_reg_s); ^ vim +46 include/linux/export.h f5016932 Paul Gortmaker 2011-05-23 40 f5016932 Paul Gortmaker 2011-05-23 41 #ifndef __GENKSYMS__ f5016932 Paul Gortmaker 2011-05-23 42 #ifdef CONFIG_MODVERSIONS f5016932 Paul Gortmaker 2011-05-23 43 /* Mark the CRC weak since genksyms apparently decides not to f5016932 Paul Gortmaker 2011-05-23 44 * generate a checksums for some symbols */ f5016932 Paul Gortmaker 2011-05-23 45 #define __CRC_SYMBOL(sym, sec) \ e0f244c6 Andi Kleen 2013-10-23 @46 extern __visible void *__crc_##sym __attribute__((weak)); \ f5016932 Paul Gortmaker 2011-05-23 47 static const unsigned long __kcrctab_##sym \ f5016932 Paul Gortmaker 2011-05-23 @48 __used \ f5016932 Paul Gortmaker 2011-05-23 49 __attribute__((section("___kcrctab" sec "+" #sym), unused)) \ f5016932 Paul Gortmaker 2011-05-23 50 = (unsigned long) &__crc_##sym; f5016932 Paul Gortmaker 2011-05-23 51 #else f5016932 Paul Gortmaker 2011-05-23 52 #define __CRC_SYMBOL(sym, sec) f5016932 Paul Gortmaker 2011-05-23 53 #endif f5016932 Paul Gortmaker 2011-05-23 54 f5016932 Paul Gortmaker 2011-05-23 55 /* For every exported symbol, place a struct in the __ksymtab section */ f5016932 Paul Gortmaker 2011-05-23 56 #define __EXPORT_SYMBOL(sym, sec) \ f5016932 Paul Gortmaker 2011-05-23 57 extern typeof(sym) sym; \ f5016932 Paul Gortmaker 2011-05-23 @58 __CRC_SYMBOL(sym, sec) \ f5016932 Paul Gortmaker 2011-05-23 59 static const char __kstrtab_##sym[] \ f5016932 Paul Gortmaker 2011-05-23 60 __attribute__((section("__ksymtab_strings"), aligned(1))) \ b92021b0 Rusty Russell 2013-03-15 61 = VMLINUX_SYMBOL_STR(sym); \ 7b4ec8dd Johannes Berg 2014-01-16 62 extern const struct kernel_symbol __ksymtab_##sym; \ e0f244c6 Andi Kleen 2013-10-23 @63 __visible const struct kernel_symbol __ksymtab_##sym \ f5016932 Paul Gortmaker 2011-05-23 64 __used \ f5016932 Paul Gortmaker 2011-05-23 65 __attribute__((section("___ksymtab" sec "+" #sym), unused)) \ f5016932 Paul Gortmaker 2011-05-23 66 = { (unsigned long)&sym, __kstrtab_##sym } :::::: The code at line 46 was first introduced by commit :::::: e0f244c63fc9d192dfd399cc2677bbdca61994b1 asmlinkage, module: Make ksymtab and kcrctab symbols and __this_module __visible :::::: TO: Andi Kleen <ak@xxxxxxxxxxxxxxx> :::::: CC: Rusty Russell <rusty@xxxxxxxxxxxxxxx> --- 0-DAY kernel test infrastructure Open Source Technology Center https://lists.01.org/pipermail/kbuild-all Intel Corporation
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