tree: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master head: bee797529d7c1ea4e2803fda067d20edbc00bc3d commit: ee076e81fc14ca79334d02970cea66604f183a14 sparc: trivial conversions to {COMPAT_,}SYSCALL_DEFINE() date: 9 weeks 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 error/warnings (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 <[email protected]>
:::::: CC: Linus Torvalds <[email protected]>
---
0-DAY kernel test infrastructure Open Source Technology Center
https://lists.01.org/pipermail/kbuild-all Intel Corporation
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