Hi Al, FYI, the error/warning still remains.
tree: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master head: 0044cdeb731313f20b63cb5644de7588731de32b commit: ee076e81fc14ca79334d02970cea66604f183a14 sparc: trivial conversions to {COMPAT_,}SYSCALL_DEFINE() date: 2 months ago config: sparc-defconfig (attached as .config) compiler: sparc-linux-gcc (GCC) 8.1.0 reproduce: wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross chmod +x ~/bin/make.cross git checkout ee076e81fc14ca79334d02970cea66604f183a14 # save the attached .config to linux build tree make.cross ARCH=sparc All errors (new ones prefixed by >>): In file included from arch/sparc/kernel/sys_sparc_32.c:21: >> include/linux/syscalls.h:211:18: error: 'sys_mmap2' alias between functions >> of incompatible types 'long int(long unsigned int, long unsigned int, long >> unsigned int, long unsigned int, long unsigned int, long unsigned int)' >> and 'long int(long int, long int, long int, long int, long int, long >> int)' [-Werror=attribute-alias] asmlinkage long sys##name(__MAP(x,__SC_DECL,__VA_ARGS__)) \ ^~~ include/linux/syscalls.h:207:2: note: in expansion of macro '__SYSCALL_DEFINEx' __SYSCALL_DEFINEx(x, sname, __VA_ARGS__) ^~~~~~~~~~~~~~~~~ include/linux/syscalls.h:201:36: note: in expansion of macro 'SYSCALL_DEFINEx' #define SYSCALL_DEFINE6(name, ...) SYSCALL_DEFINEx(6, _##name, __VA_ARGS__) ^~~~~~~~~~~~~~~ arch/sparc/kernel/sys_sparc_32.c:101:1: note: in expansion of macro 'SYSCALL_DEFINE6' SYSCALL_DEFINE6(mmap2, unsigned long, addr, unsigned long, len, ^~~~~~~~~~~~~~~ include/linux/syscalls.h:215:18: note: aliased declaration here asmlinkage long SyS##name(__MAP(x,__SC_LONG,__VA_ARGS__)) \ ^~~ include/linux/syscalls.h:207:2: note: in expansion of macro '__SYSCALL_DEFINEx' __SYSCALL_DEFINEx(x, sname, __VA_ARGS__) ^~~~~~~~~~~~~~~~~ include/linux/syscalls.h:201:36: note: in expansion of macro 'SYSCALL_DEFINEx' #define SYSCALL_DEFINE6(name, ...) SYSCALL_DEFINEx(6, _##name, __VA_ARGS__) ^~~~~~~~~~~~~~~ arch/sparc/kernel/sys_sparc_32.c:101:1: note: in expansion of macro 'SYSCALL_DEFINE6' SYSCALL_DEFINE6(mmap2, unsigned long, addr, unsigned long, len, ^~~~~~~~~~~~~~~ >> include/linux/syscalls.h:211:18: error: 'sys_getdomainname' alias between >> functions of incompatible types 'long int(char *, int)' and 'long int(long >> int, long int)' [-Werror=attribute-alias] asmlinkage long sys##name(__MAP(x,__SC_DECL,__VA_ARGS__)) \ ^~~ include/linux/syscalls.h:207:2: note: in expansion of macro '__SYSCALL_DEFINEx' __SYSCALL_DEFINEx(x, sname, __VA_ARGS__) ^~~~~~~~~~~~~~~~~ include/linux/syscalls.h:197:36: note: in expansion of macro 'SYSCALL_DEFINEx' #define SYSCALL_DEFINE2(name, ...) SYSCALL_DEFINEx(2, _##name, __VA_ARGS__) ^~~~~~~~~~~~~~~ arch/sparc/kernel/sys_sparc_32.c:205:1: note: in expansion of macro 'SYSCALL_DEFINE2' SYSCALL_DEFINE2(getdomainname, char __user *, name, int, len) ^~~~~~~~~~~~~~~ include/linux/syscalls.h:215:18: note: aliased declaration here asmlinkage long SyS##name(__MAP(x,__SC_LONG,__VA_ARGS__)) \ ^~~ include/linux/syscalls.h:207:2: note: in expansion of macro '__SYSCALL_DEFINEx' __SYSCALL_DEFINEx(x, sname, __VA_ARGS__) ^~~~~~~~~~~~~~~~~ include/linux/syscalls.h:197:36: note: in expansion of macro 'SYSCALL_DEFINEx' #define SYSCALL_DEFINE2(name, ...) SYSCALL_DEFINEx(2, _##name, __VA_ARGS__) ^~~~~~~~~~~~~~~ arch/sparc/kernel/sys_sparc_32.c:205:1: note: in expansion of macro 'SYSCALL_DEFINE2' SYSCALL_DEFINE2(getdomainname, char __user *, name, int, len) ^~~~~~~~~~~~~~~ include/linux/syscalls.h:211:18: error: 'sys_rt_sigaction' alias between functions of incompatible types 'long int(int, const struct sigaction *, struct sigaction *, void *, size_t)' {aka 'long int(int, const struct sigaction *, struct sigaction *, void *, unsigned int)'} and 'long int(long int, long int, long int, long int, long int)' [-Werror=attribute-alias] asmlinkage long sys##name(__MAP(x,__SC_DECL,__VA_ARGS__)) \ ^~~ include/linux/syscalls.h:207:2: note: in expansion of macro '__SYSCALL_DEFINEx' __SYSCALL_DEFINEx(x, sname, __VA_ARGS__) ^~~~~~~~~~~~~~~~~ include/linux/syscalls.h:200:36: note: in expansion of macro 'SYSCALL_DEFINEx' #define SYSCALL_DEFINE5(name, ...) SYSCALL_DEFINEx(5, _##name, __VA_ARGS__) ^~~~~~~~~~~~~~~ arch/sparc/kernel/sys_sparc_32.c:176:1: note: in expansion of macro 'SYSCALL_DEFINE5' SYSCALL_DEFINE5(rt_sigaction, int, sig, ^~~~~~~~~~~~~~~ include/linux/syscalls.h:215:18: note: aliased declaration here asmlinkage long SyS##name(__MAP(x,__SC_LONG,__VA_ARGS__)) \ ^~~ include/linux/syscalls.h:207:2: note: in expansion of macro '__SYSCALL_DEFINEx' __SYSCALL_DEFINEx(x, sname, __VA_ARGS__) ^~~~~~~~~~~~~~~~~ include/linux/syscalls.h:200:36: note: in expansion of macro 'SYSCALL_DEFINEx' #define SYSCALL_DEFINE5(name, ...) SYSCALL_DEFINEx(5, _##name, __VA_ARGS__) ^~~~~~~~~~~~~~~ arch/sparc/kernel/sys_sparc_32.c:176:1: note: in expansion of macro 'SYSCALL_DEFINE5' SYSCALL_DEFINE5(rt_sigaction, int, sig, ^~~~~~~~~~~~~~~ include/linux/syscalls.h:211:18: error: 'sys_sparc_sigaction' alias between functions of incompatible types 'long int(int, struct old_sigaction *, struct old_sigaction *)' and 'long int(long int, long int, long int)' [-Werror=attribute-alias] asmlinkage long sys##name(__MAP(x,__SC_DECL,__VA_ARGS__)) \ ^~~ include/linux/syscalls.h:207:2: note: in expansion of macro '__SYSCALL_DEFINEx' __SYSCALL_DEFINEx(x, sname, __VA_ARGS__) ^~~~~~~~~~~~~~~~~ include/linux/syscalls.h:198:36: note: in expansion of macro 'SYSCALL_DEFINEx' #define SYSCALL_DEFINE3(name, ...) SYSCALL_DEFINEx(3, _##name, __VA_ARGS__) ^~~~~~~~~~~~~~~ arch/sparc/kernel/sys_sparc_32.c:168:1: note: in expansion of macro 'SYSCALL_DEFINE3' SYSCALL_DEFINE3(sparc_sigaction, int, sig, ^~~~~~~~~~~~~~~ include/linux/syscalls.h:215:18: note: aliased declaration here asmlinkage long SyS##name(__MAP(x,__SC_LONG,__VA_ARGS__)) \ ^~~ include/linux/syscalls.h:207:2: note: in expansion of macro '__SYSCALL_DEFINEx' __SYSCALL_DEFINEx(x, sname, __VA_ARGS__) ^~~~~~~~~~~~~~~~~ include/linux/syscalls.h:198:36: note: in expansion of macro 'SYSCALL_DEFINEx' #define SYSCALL_DEFINE3(name, ...) SYSCALL_DEFINEx(3, _##name, __VA_ARGS__) ^~~~~~~~~~~~~~~ arch/sparc/kernel/sys_sparc_32.c:168:1: note: in expansion of macro 'SYSCALL_DEFINE3' SYSCALL_DEFINE3(sparc_sigaction, int, sig, ^~~~~~~~~~~~~~~ >> include/linux/syscalls.h:211:18: error: 'sys_mmap' alias between functions >> of incompatible types 'long int(long unsigned int, long unsigned int, long >> unsigned int, long unsigned int, long unsigned int, long unsigned int)' >> and 'long int(long int, long int, long int, long int, long int, long >> int)' [-Werror=attribute-alias] asmlinkage long sys##name(__MAP(x,__SC_DECL,__VA_ARGS__)) \ ^~~ include/linux/syscalls.h:207:2: note: in expansion of macro '__SYSCALL_DEFINEx' __SYSCALL_DEFINEx(x, sname, __VA_ARGS__) ^~~~~~~~~~~~~~~~~ include/linux/syscalls.h:201:36: note: in expansion of macro 'SYSCALL_DEFINEx' #define SYSCALL_DEFINE6(name, ...) SYSCALL_DEFINEx(6, _##name, __VA_ARGS__) ^~~~~~~~~~~~~~~ arch/sparc/kernel/sys_sparc_32.c:111:1: note: in expansion of macro 'SYSCALL_DEFINE6' SYSCALL_DEFINE6(mmap, unsigned long, addr, unsigned long, len, ^~~~~~~~~~~~~~~ include/linux/syscalls.h:215:18: note: aliased declaration here asmlinkage long SyS##name(__MAP(x,__SC_LONG,__VA_ARGS__)) \ ^~~ include/linux/syscalls.h:207:2: note: in expansion of macro '__SYSCALL_DEFINEx' __SYSCALL_DEFINEx(x, sname, __VA_ARGS__) ^~~~~~~~~~~~~~~~~ include/linux/syscalls.h:201:36: note: in expansion of macro 'SYSCALL_DEFINEx' #define SYSCALL_DEFINE6(name, ...) SYSCALL_DEFINEx(6, _##name, __VA_ARGS__) ^~~~~~~~~~~~~~~ arch/sparc/kernel/sys_sparc_32.c:111:1: note: in expansion of macro 'SYSCALL_DEFINE6' SYSCALL_DEFINE6(mmap, unsigned long, addr, unsigned long, len, ^~~~~~~~~~~~~~~ cc1: all warnings being treated as errors -- In file included from arch/sparc//kernel/sys_sparc_32.c:21: >> include/linux/syscalls.h:211:18: error: 'sys_mmap2' alias between functions >> of incompatible types 'long int(long unsigned int, long unsigned int, long >> unsigned int, long unsigned int, long unsigned int, long unsigned int)' >> and 'long int(long int, long int, long int, long int, long int, long >> int)' [-Werror=attribute-alias] asmlinkage long sys##name(__MAP(x,__SC_DECL,__VA_ARGS__)) \ ^~~ include/linux/syscalls.h:207:2: note: in expansion of macro '__SYSCALL_DEFINEx' __SYSCALL_DEFINEx(x, sname, __VA_ARGS__) ^~~~~~~~~~~~~~~~~ include/linux/syscalls.h:201:36: note: in expansion of macro 'SYSCALL_DEFINEx' #define SYSCALL_DEFINE6(name, ...) SYSCALL_DEFINEx(6, _##name, __VA_ARGS__) ^~~~~~~~~~~~~~~ arch/sparc//kernel/sys_sparc_32.c:101:1: note: in expansion of macro 'SYSCALL_DEFINE6' SYSCALL_DEFINE6(mmap2, unsigned long, addr, unsigned long, len, ^~~~~~~~~~~~~~~ include/linux/syscalls.h:215:18: note: aliased declaration here asmlinkage long SyS##name(__MAP(x,__SC_LONG,__VA_ARGS__)) \ ^~~ include/linux/syscalls.h:207:2: note: in expansion of macro '__SYSCALL_DEFINEx' __SYSCALL_DEFINEx(x, sname, __VA_ARGS__) ^~~~~~~~~~~~~~~~~ include/linux/syscalls.h:201:36: note: in expansion of macro 'SYSCALL_DEFINEx' #define SYSCALL_DEFINE6(name, ...) SYSCALL_DEFINEx(6, _##name, __VA_ARGS__) ^~~~~~~~~~~~~~~ arch/sparc//kernel/sys_sparc_32.c:101:1: note: in expansion of macro 'SYSCALL_DEFINE6' SYSCALL_DEFINE6(mmap2, unsigned long, addr, unsigned long, len, ^~~~~~~~~~~~~~~ >> include/linux/syscalls.h:211:18: error: 'sys_getdomainname' alias between >> functions of incompatible types 'long int(char *, int)' and 'long int(long >> int, long int)' [-Werror=attribute-alias] asmlinkage long sys##name(__MAP(x,__SC_DECL,__VA_ARGS__)) \ ^~~ include/linux/syscalls.h:207:2: note: in expansion of macro '__SYSCALL_DEFINEx' __SYSCALL_DEFINEx(x, sname, __VA_ARGS__) ^~~~~~~~~~~~~~~~~ include/linux/syscalls.h:197:36: note: in expansion of macro 'SYSCALL_DEFINEx' #define SYSCALL_DEFINE2(name, ...) SYSCALL_DEFINEx(2, _##name, __VA_ARGS__) ^~~~~~~~~~~~~~~ arch/sparc//kernel/sys_sparc_32.c:205:1: note: in expansion of macro 'SYSCALL_DEFINE2' SYSCALL_DEFINE2(getdomainname, char __user *, name, int, len) ^~~~~~~~~~~~~~~ include/linux/syscalls.h:215:18: note: aliased declaration here asmlinkage long SyS##name(__MAP(x,__SC_LONG,__VA_ARGS__)) \ ^~~ include/linux/syscalls.h:207:2: note: in expansion of macro '__SYSCALL_DEFINEx' __SYSCALL_DEFINEx(x, sname, __VA_ARGS__) ^~~~~~~~~~~~~~~~~ include/linux/syscalls.h:197:36: note: in expansion of macro 'SYSCALL_DEFINEx' #define SYSCALL_DEFINE2(name, ...) SYSCALL_DEFINEx(2, _##name, __VA_ARGS__) ^~~~~~~~~~~~~~~ arch/sparc//kernel/sys_sparc_32.c:205:1: note: in expansion of macro 'SYSCALL_DEFINE2' SYSCALL_DEFINE2(getdomainname, char __user *, name, int, len) ^~~~~~~~~~~~~~~ include/linux/syscalls.h:211:18: error: 'sys_rt_sigaction' alias between functions of incompatible types 'long int(int, const struct sigaction *, struct sigaction *, void *, size_t)' {aka 'long int(int, const struct sigaction *, struct sigaction *, void *, unsigned int)'} and 'long int(long int, long int, long int, long int, long int)' [-Werror=attribute-alias] asmlinkage long sys##name(__MAP(x,__SC_DECL,__VA_ARGS__)) \ ^~~ include/linux/syscalls.h:207:2: note: in expansion of macro '__SYSCALL_DEFINEx' __SYSCALL_DEFINEx(x, sname, __VA_ARGS__) ^~~~~~~~~~~~~~~~~ include/linux/syscalls.h:200:36: note: in expansion of macro 'SYSCALL_DEFINEx' #define SYSCALL_DEFINE5(name, ...) SYSCALL_DEFINEx(5, _##name, __VA_ARGS__) ^~~~~~~~~~~~~~~ arch/sparc//kernel/sys_sparc_32.c:176:1: note: in expansion of macro 'SYSCALL_DEFINE5' SYSCALL_DEFINE5(rt_sigaction, int, sig, ^~~~~~~~~~~~~~~ include/linux/syscalls.h:215:18: note: aliased declaration here asmlinkage long SyS##name(__MAP(x,__SC_LONG,__VA_ARGS__)) \ ^~~ include/linux/syscalls.h:207:2: note: in expansion of macro '__SYSCALL_DEFINEx' __SYSCALL_DEFINEx(x, sname, __VA_ARGS__) ^~~~~~~~~~~~~~~~~ include/linux/syscalls.h:200:36: note: in expansion of macro 'SYSCALL_DEFINEx' #define SYSCALL_DEFINE5(name, ...) SYSCALL_DEFINEx(5, _##name, __VA_ARGS__) ^~~~~~~~~~~~~~~ arch/sparc//kernel/sys_sparc_32.c:176:1: note: in expansion of macro 'SYSCALL_DEFINE5' SYSCALL_DEFINE5(rt_sigaction, int, sig, ^~~~~~~~~~~~~~~ include/linux/syscalls.h:211:18: error: 'sys_sparc_sigaction' alias between functions of incompatible types 'long int(int, struct old_sigaction *, struct old_sigaction *)' and 'long int(long int, long int, long int)' [-Werror=attribute-alias] asmlinkage long sys##name(__MAP(x,__SC_DECL,__VA_ARGS__)) \ ^~~ include/linux/syscalls.h:207:2: note: in expansion of macro '__SYSCALL_DEFINEx' __SYSCALL_DEFINEx(x, sname, __VA_ARGS__) ^~~~~~~~~~~~~~~~~ include/linux/syscalls.h:198:36: note: in expansion of macro 'SYSCALL_DEFINEx' #define SYSCALL_DEFINE3(name, ...) SYSCALL_DEFINEx(3, _##name, __VA_ARGS__) ^~~~~~~~~~~~~~~ arch/sparc//kernel/sys_sparc_32.c:168:1: note: in expansion of macro 'SYSCALL_DEFINE3' SYSCALL_DEFINE3(sparc_sigaction, int, sig, ^~~~~~~~~~~~~~~ include/linux/syscalls.h:215:18: note: aliased declaration here asmlinkage long SyS##name(__MAP(x,__SC_LONG,__VA_ARGS__)) \ ^~~ include/linux/syscalls.h:207:2: note: in expansion of macro '__SYSCALL_DEFINEx' __SYSCALL_DEFINEx(x, sname, __VA_ARGS__) ^~~~~~~~~~~~~~~~~ include/linux/syscalls.h:198:36: note: in expansion of macro 'SYSCALL_DEFINEx' #define SYSCALL_DEFINE3(name, ...) SYSCALL_DEFINEx(3, _##name, __VA_ARGS__) ^~~~~~~~~~~~~~~ arch/sparc//kernel/sys_sparc_32.c:168:1: note: in expansion of macro 'SYSCALL_DEFINE3' SYSCALL_DEFINE3(sparc_sigaction, int, sig, ^~~~~~~~~~~~~~~ >> include/linux/syscalls.h:211:18: error: 'sys_mmap' alias between functions >> of incompatible types 'long int(long unsigned int, long unsigned int, long >> unsigned int, long unsigned int, long unsigned int, long unsigned int)' >> and 'long int(long int, long int, long int, long int, long int, long >> int)' [-Werror=attribute-alias] asmlinkage long sys##name(__MAP(x,__SC_DECL,__VA_ARGS__)) \ ^~~ include/linux/syscalls.h:207:2: note: in expansion of macro '__SYSCALL_DEFINEx' __SYSCALL_DEFINEx(x, sname, __VA_ARGS__) ^~~~~~~~~~~~~~~~~ include/linux/syscalls.h:201:36: note: in expansion of macro 'SYSCALL_DEFINEx' #define SYSCALL_DEFINE6(name, ...) SYSCALL_DEFINEx(6, _##name, __VA_ARGS__) ^~~~~~~~~~~~~~~ arch/sparc//kernel/sys_sparc_32.c:111:1: note: in expansion of macro 'SYSCALL_DEFINE6' SYSCALL_DEFINE6(mmap, unsigned long, addr, unsigned long, len, ^~~~~~~~~~~~~~~ include/linux/syscalls.h:215:18: note: aliased declaration here asmlinkage long SyS##name(__MAP(x,__SC_LONG,__VA_ARGS__)) \ ^~~ include/linux/syscalls.h:207:2: note: in expansion of macro '__SYSCALL_DEFINEx' __SYSCALL_DEFINEx(x, sname, __VA_ARGS__) ^~~~~~~~~~~~~~~~~ include/linux/syscalls.h:201:36: note: in expansion of macro 'SYSCALL_DEFINEx' #define SYSCALL_DEFINE6(name, ...) SYSCALL_DEFINEx(6, _##name, __VA_ARGS__) ^~~~~~~~~~~~~~~ arch/sparc//kernel/sys_sparc_32.c:111:1: note: in expansion of macro 'SYSCALL_DEFINE6' SYSCALL_DEFINE6(mmap, unsigned long, addr, unsigned long, len, ^~~~~~~~~~~~~~~ cc1: all warnings being treated as errors vim +211 include/linux/syscalls.h 609320c8 Yonghong Song 2017-09-07 204 bed1ffca Frederic Weisbecker 2009-03-13 205 #define SYSCALL_DEFINEx(x, sname, ...) \ 99e621f7 Al Viro 2013-03-05 206 SYSCALL_METADATA(sname, x, __VA_ARGS__) \ bed1ffca Frederic Weisbecker 2009-03-13 @207 __SYSCALL_DEFINEx(x, sname, __VA_ARGS__) bed1ffca Frederic Weisbecker 2009-03-13 208 2cf09666 Al Viro 2013-01-21 209 #define __PROTECT(...) asmlinkage_protect(__VA_ARGS__) bed1ffca Frederic Weisbecker 2009-03-13 210 #define __SYSCALL_DEFINEx(x, name, ...) \ 83460ec8 Andi Kleen 2013-11-12 @211 asmlinkage long sys##name(__MAP(x,__SC_DECL,__VA_ARGS__)) \ 83460ec8 Andi Kleen 2013-11-12 212 __attribute__((alias(__stringify(SyS##name)))); \ 07fe6e00 Al Viro 2013-01-21 213 static inline long SYSC##name(__MAP(x,__SC_DECL,__VA_ARGS__)); \ f9597f24 Sergei Trofimovich 2013-09-11 214 asmlinkage long SyS##name(__MAP(x,__SC_LONG,__VA_ARGS__)); \ 07fe6e00 Al Viro 2013-01-21 215 asmlinkage long SyS##name(__MAP(x,__SC_LONG,__VA_ARGS__)) \ 1a94bc34 Heiko Carstens 2009-01-14 216 { \ 2cf09666 Al Viro 2013-01-21 217 long ret = SYSC##name(__MAP(x,__SC_CAST,__VA_ARGS__)); \ 07fe6e00 Al Viro 2013-01-21 218 __MAP(x,__SC_TEST,__VA_ARGS__); \ 2cf09666 Al Viro 2013-01-21 219 __PROTECT(x, ret,__MAP(x,__SC_ARGS,__VA_ARGS__)); \ 2cf09666 Al Viro 2013-01-21 220 return ret; \ 1a94bc34 Heiko Carstens 2009-01-14 221 } \ 07fe6e00 Al Viro 2013-01-21 222 static inline long SYSC##name(__MAP(x,__SC_DECL,__VA_ARGS__)) 1a94bc34 Heiko Carstens 2009-01-14 223 :::::: The code at line 211 was first introduced by commit :::::: 83460ec8dcac14142e7860a01fa59c267ac4657c syscalls.h: use gcc alias instead of assembler aliases for syscalls :::::: TO: Andi Kleen <a...@linux.intel.com> :::::: CC: Linus Torvalds <torva...@linux-foundation.org> --- 0-DAY kernel test infrastructure Open Source Technology Center https://lists.01.org/pipermail/kbuild-all Intel Corporation
.config.gz
Description: application/gzip
