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Date: Mon, 31 Jan 2022 06:28:45 +0800
From: kernel test robot <lkp@...el.com>
To: Ilya Leoshkevich <iii@...ux.ibm.com>
Cc: llvm@...ts.linux.dev, kbuild-all@...ts.01.org,
linux-kernel@...r.kernel.org, Heiko Carstens <hca@...ux.ibm.com>
Subject: arch/s390/lib/test_modules_helpers.c:13:14: warning: no previous
prototype for function 'test_modules_return_0000'
tree: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master
head: cb323ee75d24e7acc2f188d123ba6df46159cf09
commit: 90c5318795eefa09a9f9aef8d18a904e24962b5c s390/module: test loading modules with a lot of relocations
date: 7 days ago
config: s390-randconfig-r002-20220129 (https://download.01.org/0day-ci/archive/20220131/202201310518.38Y3LnES-lkp@intel.com/config)
compiler: clang version 14.0.0 (https://github.com/llvm/llvm-project 33b45ee44b1f32ffdbc995e6fec806271b4b3ba4)
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 s390 cross compiling tool for clang build
# apt-get install binutils-s390x-linux-gnu
# https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=90c5318795eefa09a9f9aef8d18a904e24962b5c
git remote add linus https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
git fetch --no-tags linus master
git checkout 90c5318795eefa09a9f9aef8d18a904e24962b5c
# save the config file to linux build tree
mkdir build_dir
COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang make.cross W=1 O=build_dir ARCH=s390 SHELL=/bin/bash
If you fix the issue, kindly add following tag as appropriate
Reported-by: kernel test robot <lkp@...el.com>
All warnings (new ones prefixed by >>):
>> arch/s390/lib/test_modules_helpers.c:13:14: warning: no previous prototype for function 'test_modules_return_0000' [-Wmissing-prototypes]
REPEAT_10000(DEFINE_RETURN);
^
arch/s390/lib/test_modules_helpers.c:13:14: note: declare 'static' if the function is not intended to be used outside of this translation unit
REPEAT_10000(DEFINE_RETURN);
^
static
arch/s390/lib/test_modules.h:39:19: note: expanded from macro 'REPEAT_10000'
__REPEAT_10000_1(f, 0); \
^
arch/s390/lib/test_modules.h:28:19: note: expanded from macro '__REPEAT_10000_1'
__REPEAT_10000_2(f, x ## 0); \
^
arch/s390/lib/test_modules.h:17:19: note: expanded from macro '__REPEAT_10000_2'
__REPEAT_10000_3(f, x ## 0); \
^
arch/s390/lib/test_modules.h:6:2: note: expanded from macro '__REPEAT_10000_3'
f(x ## 0); \
^
arch/s390/lib/test_modules_helpers.c:8:2: note: expanded from macro 'DEFINE_RETURN'
int test_modules_return_ ## i(void) \
^
>> arch/s390/lib/test_modules_helpers.c:13:14: warning: no previous prototype for function 'test_modules_return_0001' [-Wmissing-prototypes]
REPEAT_10000(DEFINE_RETURN);
^
arch/s390/lib/test_modules_helpers.c:13:14: note: declare 'static' if the function is not intended to be used outside of this translation unit
>> arch/s390/lib/test_modules_helpers.c:13:14: warning: no previous prototype for function 'test_modules_return_0002' [-Wmissing-prototypes]
REPEAT_10000(DEFINE_RETURN);
^
arch/s390/lib/test_modules_helpers.c:13:14: note: declare 'static' if the function is not intended to be used outside of this translation unit
>> arch/s390/lib/test_modules_helpers.c:13:14: warning: no previous prototype for function 'test_modules_return_0003' [-Wmissing-prototypes]
REPEAT_10000(DEFINE_RETURN);
^
arch/s390/lib/test_modules_helpers.c:13:14: note: declare 'static' if the function is not intended to be used outside of this translation unit
>> arch/s390/lib/test_modules_helpers.c:13:14: warning: no previous prototype for function 'test_modules_return_0004' [-Wmissing-prototypes]
REPEAT_10000(DEFINE_RETURN);
^
arch/s390/lib/test_modules_helpers.c:13:14: note: declare 'static' if the function is not intended to be used outside of this translation unit
>> arch/s390/lib/test_modules_helpers.c:13:14: warning: no previous prototype for function 'test_modules_return_0005' [-Wmissing-prototypes]
REPEAT_10000(DEFINE_RETURN);
^
arch/s390/lib/test_modules_helpers.c:13:14: note: declare 'static' if the function is not intended to be used outside of this translation unit
>> arch/s390/lib/test_modules_helpers.c:13:14: warning: no previous prototype for function 'test_modules_return_0006' [-Wmissing-prototypes]
REPEAT_10000(DEFINE_RETURN);
^
arch/s390/lib/test_modules_helpers.c:13:14: note: declare 'static' if the function is not intended to be used outside of this translation unit
>> arch/s390/lib/test_modules_helpers.c:13:14: warning: no previous prototype for function 'test_modules_return_0007' [-Wmissing-prototypes]
REPEAT_10000(DEFINE_RETURN);
^
arch/s390/lib/test_modules_helpers.c:13:14: note: declare 'static' if the function is not intended to be used outside of this translation unit
>> arch/s390/lib/test_modules_helpers.c:13:14: warning: no previous prototype for function 'test_modules_return_0008' [-Wmissing-prototypes]
REPEAT_10000(DEFINE_RETURN);
^
arch/s390/lib/test_modules_helpers.c:13:14: note: declare 'static' if the function is not intended to be used outside of this translation unit
>> arch/s390/lib/test_modules_helpers.c:13:14: warning: no previous prototype for function 'test_modules_return_0009' [-Wmissing-prototypes]
REPEAT_10000(DEFINE_RETURN);
^
arch/s390/lib/test_modules_helpers.c:13:14: note: declare 'static' if the function is not intended to be used outside of this translation unit
>> arch/s390/lib/test_modules_helpers.c:13:14: warning: no previous prototype for function 'test_modules_return_0010' [-Wmissing-prototypes]
REPEAT_10000(DEFINE_RETURN);
^
arch/s390/lib/test_modules_helpers.c:13:14: note: declare 'static' if the function is not intended to be used outside of this translation unit
>> arch/s390/lib/test_modules_helpers.c:13:14: warning: no previous prototype for function 'test_modules_return_0011' [-Wmissing-prototypes]
REPEAT_10000(DEFINE_RETURN);
^
arch/s390/lib/test_modules_helpers.c:13:14: note: declare 'static' if the function is not intended to be used outside of this translation unit
>> arch/s390/lib/test_modules_helpers.c:13:14: warning: no previous prototype for function 'test_modules_return_0012' [-Wmissing-prototypes]
REPEAT_10000(DEFINE_RETURN);
^
arch/s390/lib/test_modules_helpers.c:13:14: note: declare 'static' if the function is not intended to be used outside of this translation unit
>> arch/s390/lib/test_modules_helpers.c:13:14: warning: no previous prototype for function 'test_modules_return_0013' [-Wmissing-prototypes]
REPEAT_10000(DEFINE_RETURN);
^
arch/s390/lib/test_modules_helpers.c:13:14: note: declare 'static' if the function is not intended to be used outside of this translation unit
>> arch/s390/lib/test_modules_helpers.c:13:14: warning: no previous prototype for function 'test_modules_return_0014' [-Wmissing-prototypes]
REPEAT_10000(DEFINE_RETURN);
^
arch/s390/lib/test_modules_helpers.c:13:14: note: declare 'static' if the function is not intended to be used outside of this translation unit
>> arch/s390/lib/test_modules_helpers.c:13:14: warning: no previous prototype for function 'test_modules_return_0015' [-Wmissing-prototypes]
REPEAT_10000(DEFINE_RETURN);
^
arch/s390/lib/test_modules_helpers.c:13:14: note: declare 'static' if the function is not intended to be used outside of this translation unit
>> arch/s390/lib/test_modules_helpers.c:13:14: warning: no previous prototype for function 'test_modules_return_0016' [-Wmissing-prototypes]
REPEAT_10000(DEFINE_RETURN);
^
arch/s390/lib/test_modules_helpers.c:13:14: note: declare 'static' if the function is not intended to be used outside of this translation unit
>> arch/s390/lib/test_modules_helpers.c:13:14: warning: no previous prototype for function 'test_modules_return_0017' [-Wmissing-prototypes]
REPEAT_10000(DEFINE_RETURN);
^
arch/s390/lib/test_modules_helpers.c:13:14: note: declare 'static' if the function is not intended to be used outside of this translation unit
>> arch/s390/lib/test_modules_helpers.c:13:14: warning: no previous prototype for function 'test_modules_return_0018' [-Wmissing-prototypes]
REPEAT_10000(DEFINE_RETURN);
^
arch/s390/lib/test_modules_helpers.c:13:14: note: declare 'static' if the function is not intended to be used outside of this translation unit
>> arch/s390/lib/test_modules_helpers.c:13:14: warning: no previous prototype for function 'test_modules_return_0019' [-Wmissing-prototypes]
REPEAT_10000(DEFINE_RETURN);
^
arch/s390/lib/test_modules_helpers.c:13:14: note: declare 'static' if the function is not intended to be used outside of this translation unit
arch/s390/lib/test_modules_helpers.c:13:14: warning: no previous prototype for function 'test_modules_return_0020' [-Wmissing-prototypes]
REPEAT_10000(DEFINE_RETURN);
^
arch/s390/lib/test_modules_helpers.c:13:14: note: declare 'static' if the function is not intended to be used outside of this translation unit
arch/s390/lib/test_modules_helpers.c:13:14: warning: no previous prototype for function 'test_modules_return_0021' [-Wmissing-prototypes]
REPEAT_10000(DEFINE_RETURN);
^
arch/s390/lib/test_modules_helpers.c:13:14: note: declare 'static' if the function is not intended to be used outside of this translation unit
arch/s390/lib/test_modules_helpers.c:13:14: warning: no previous prototype for function 'test_modules_return_0022' [-Wmissing-prototypes]
REPEAT_10000(DEFINE_RETURN);
^
arch/s390/lib/test_modules_helpers.c:13:14: note: declare 'static' if the function is not intended to be used outside of this translation unit
arch/s390/lib/test_modules_helpers.c:13:14: warning: no previous prototype for function 'test_modules_return_0023' [-Wmissing-prototypes]
REPEAT_10000(DEFINE_RETURN);
^
arch/s390/lib/test_modules_helpers.c:13:14: note: declare 'static' if the function is not intended to be used outside of this translation unit
arch/s390/lib/test_modules_helpers.c:13:14: warning: no previous prototype for function 'test_modules_return_0024' [-Wmissing-prototypes]
REPEAT_10000(DEFINE_RETURN);
^
arch/s390/lib/test_modules_helpers.c:13:14: note: declare 'static' if the function is not intended to be used outside of this translation unit
arch/s390/lib/test_modules_helpers.c:13:14: warning: no previous prototype for function 'test_modules_return_0025' [-Wmissing-prototypes]
REPEAT_10000(DEFINE_RETURN);
^
arch/s390/lib/test_modules_helpers.c:13:14: note: declare 'static' if the function is not intended to be used outside of this translation unit
arch/s390/lib/test_modules_helpers.c:13:14: warning: no previous prototype for function 'test_modules_return_0026' [-Wmissing-prototypes]
REPEAT_10000(DEFINE_RETURN);
^
arch/s390/lib/test_modules_helpers.c:13:14: note: declare 'static' if the function is not intended to be used outside of this translation unit
arch/s390/lib/test_modules_helpers.c:13:14: warning: no previous prototype for function 'test_modules_return_0027' [-Wmissing-prototypes]
REPEAT_10000(DEFINE_RETURN);
^
arch/s390/lib/test_modules_helpers.c:13:14: note: declare 'static' if the function is not intended to be used outside of this translation unit
arch/s390/lib/test_modules_helpers.c:13:14: warning: no previous prototype for function 'test_modules_return_0028' [-Wmissing-prototypes]
REPEAT_10000(DEFINE_RETURN);
^
arch/s390/lib/test_modules_helpers.c:13:14: note: declare 'static' if the function is not intended to be used outside of this translation unit
arch/s390/lib/test_modules_helpers.c:13:14: warning: no previous prototype for function 'test_modules_return_0029' [-Wmissing-prototypes]
REPEAT_10000(DEFINE_RETURN);
^
arch/s390/lib/test_modules_helpers.c:13:14: note: declare 'static' if the function is not intended to be used outside of this translation unit
arch/s390/lib/test_modules_helpers.c:13:14: warning: no previous prototype for function 'test_modules_return_0030' [-Wmissing-prototypes]
REPEAT_10000(DEFINE_RETURN);
^
arch/s390/lib/test_modules_helpers.c:13:14: note: declare 'static' if the function is not intended to be used outside of this translation unit
arch/s390/lib/test_modules_helpers.c:13:14: warning: no previous prototype for function 'test_modules_return_0031' [-Wmissing-prototypes]
REPEAT_10000(DEFINE_RETURN);
^
arch/s390/lib/test_modules_helpers.c:13:14: note: declare 'static' if the function is not intended to be used outside of this translation unit
arch/s390/lib/test_modules_helpers.c:13:14: warning: no previous prototype for function 'test_modules_return_0032' [-Wmissing-prototypes]
REPEAT_10000(DEFINE_RETURN);
^
arch/s390/lib/test_modules_helpers.c:13:14: note: declare 'static' if the function is not intended to be used outside of this translation unit
arch/s390/lib/test_modules_helpers.c:13:14: warning: no previous prototype for function 'test_modules_return_0033' [-Wmissing-prototypes]
REPEAT_10000(DEFINE_RETURN);
^
arch/s390/lib/test_modules_helpers.c:13:14: note: declare 'static' if the function is not intended to be used outside of this translation unit
arch/s390/lib/test_modules_helpers.c:13:14: warning: no previous prototype for function 'test_modules_return_0034' [-Wmissing-prototypes]
REPEAT_10000(DEFINE_RETURN);
^
arch/s390/lib/test_modules_helpers.c:13:14: note: declare 'static' if the function is not intended to be used outside of this translation unit
arch/s390/lib/test_modules_helpers.c:13:14: warning: no previous prototype for function 'test_modules_return_0035' [-Wmissing-prototypes]
REPEAT_10000(DEFINE_RETURN);
^
arch/s390/lib/test_modules_helpers.c:13:14: note: declare 'static' if the function is not intended to be used outside of this translation unit
arch/s390/lib/test_modules_helpers.c:13:14: warning: no previous prototype for function 'test_modules_return_0036' [-Wmissing-prototypes]
REPEAT_10000(DEFINE_RETURN);
^
arch/s390/lib/test_modules_helpers.c:13:14: note: declare 'static' if the function is not intended to be used outside of this translation unit
arch/s390/lib/test_modules_helpers.c:13:14: warning: no previous prototype for function 'test_modules_return_0037' [-Wmissing-prototypes]
REPEAT_10000(DEFINE_RETURN);
^
arch/s390/lib/test_modules_helpers.c:13:14: note: declare 'static' if the function is not intended to be used outside of this translation unit
arch/s390/lib/test_modules_helpers.c:13:14: warning: no previous prototype for function 'test_modules_return_0038' [-Wmissing-prototypes]
REPEAT_10000(DEFINE_RETURN);
^
arch/s390/lib/test_modules_helpers.c:13:14: note: declare 'static' if the function is not intended to be used outside of this translation unit
arch/s390/lib/test_modules_helpers.c:13:14: warning: no previous prototype for function 'test_modules_return_0039' [-Wmissing-prototypes]
REPEAT_10000(DEFINE_RETURN);
^
arch/s390/lib/test_modules_helpers.c:13:14: note: declare 'static' if the function is not intended to be used outside of this translation unit
arch/s390/lib/test_modules_helpers.c:13:14: warning: no previous prototype for function 'test_modules_return_0040' [-Wmissing-prototypes]
REPEAT_10000(DEFINE_RETURN);
^
arch/s390/lib/test_modules_helpers.c:13:14: note: declare 'static' if the function is not intended to be used outside of this translation unit
arch/s390/lib/test_modules_helpers.c:13:14: warning: no previous prototype for function 'test_modules_return_0041' [-Wmissing-prototypes]
REPEAT_10000(DEFINE_RETURN);
^
arch/s390/lib/test_modules_helpers.c:13:14: note: declare 'static' if the function is not intended to be used outside of this translation unit
arch/s390/lib/test_modules_helpers.c:13:14: warning: no previous prototype for function 'test_modules_return_0042' [-Wmissing-prototypes]
REPEAT_10000(DEFINE_RETURN);
^
arch/s390/lib/test_modules_helpers.c:13:14: note: declare 'static' if the function is not intended to be used outside of this translation unit
arch/s390/lib/test_modules_helpers.c:13:14: warning: no previous prototype for function 'test_modules_return_0043' [-Wmissing-prototypes]
REPEAT_10000(DEFINE_RETURN);
^
arch/s390/lib/test_modules_helpers.c:13:14: note: declare 'static' if the function is not intended to be used outside of this translation unit
arch/s390/lib/test_modules_helpers.c:13:14: warning: no previous prototype for function 'test_modules_return_0044' [-Wmissing-prototypes]
vim +/test_modules_return_0000 +13 arch/s390/lib/test_modules_helpers.c
6
7 #define DEFINE_RETURN(i) \
> 8 int test_modules_return_ ## i(void) \
9 { \
10 return 1 ## i - 10000; \
11 } \
12 EXPORT_SYMBOL_GPL(test_modules_return_ ## i)
> 13 REPEAT_10000(DEFINE_RETURN);
---
0-DAY CI Kernel Test Service, Intel Corporation
https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org
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