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Date: Thu, 7 Jul 2022 16:37:15 +0800
From: kernel test robot <lkp@...el.com>
To: Jiri Olsa <jolsa@...nel.org>
Cc: llvm@...ts.linux.dev, kbuild-all@...ts.01.org,
linux-kernel@...r.kernel.org
Subject: [jolsa-perf:bpf/tramp_22 7/21] kernel/trace/ftrace_test.c:7:6:
warning: no previous prototype for function 'ftrace_test_0'
tree: https://git.kernel.org/pub/scm/linux/kernel/git/jolsa/perf.git bpf/tramp_22
head: 1d891c46bb689a24985cea58f4eddb053d6b1331
commit: d2304746483fe3d68537522df1f8e63993bdd732 [7/21] ftrace: Add test functions
config: hexagon-randconfig-r016-20220707 (https://download.01.org/0day-ci/archive/20220707/202207071637.MKFUUllN-lkp@intel.com/config)
compiler: clang version 15.0.0 (https://github.com/llvm/llvm-project 66ae1d60bb278793fd651cece264699d522bab84)
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
# https://git.kernel.org/pub/scm/linux/kernel/git/jolsa/perf.git/commit/?id=d2304746483fe3d68537522df1f8e63993bdd732
git remote add jolsa-perf https://git.kernel.org/pub/scm/linux/kernel/git/jolsa/perf.git
git fetch --no-tags jolsa-perf bpf/tramp_22
git checkout d2304746483fe3d68537522df1f8e63993bdd732
# save the config file
mkdir build_dir && cp config build_dir/.config
COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang make.cross W=1 O=build_dir ARCH=hexagon SHELL=/bin/bash kernel/trace/
If you fix the issue, kindly add following tag where applicable
Reported-by: kernel test robot <lkp@...el.com>
All warnings (new ones prefixed by >>):
>> kernel/trace/ftrace_test.c:7:6: warning: no previous prototype for function 'ftrace_test_0' [-Wmissing-prototypes]
FUNC(ftrace_test_0)
^
kernel/trace/ftrace_test.c:7:1: note: declare 'static' if the function is not intended to be used outside of this translation unit
FUNC(ftrace_test_0)
^
static
kernel/trace/ftrace_test.c:3:23: note: expanded from macro 'FUNC'
#define FUNC(__name) \
^
>> kernel/trace/ftrace_test.c:8:6: warning: no previous prototype for function 'ftrace_test_1' [-Wmissing-prototypes]
FUNC(ftrace_test_1)
^
kernel/trace/ftrace_test.c:8:1: note: declare 'static' if the function is not intended to be used outside of this translation unit
FUNC(ftrace_test_1)
^
static
kernel/trace/ftrace_test.c:3:23: note: expanded from macro 'FUNC'
#define FUNC(__name) \
^
>> kernel/trace/ftrace_test.c:9:6: warning: no previous prototype for function 'ftrace_test_2' [-Wmissing-prototypes]
FUNC(ftrace_test_2)
^
kernel/trace/ftrace_test.c:9:1: note: declare 'static' if the function is not intended to be used outside of this translation unit
FUNC(ftrace_test_2)
^
static
kernel/trace/ftrace_test.c:3:23: note: expanded from macro 'FUNC'
#define FUNC(__name) \
^
>> kernel/trace/ftrace_test.c:10:6: warning: no previous prototype for function 'ftrace_test_3' [-Wmissing-prototypes]
FUNC(ftrace_test_3)
^
kernel/trace/ftrace_test.c:10:1: note: declare 'static' if the function is not intended to be used outside of this translation unit
FUNC(ftrace_test_3)
^
static
kernel/trace/ftrace_test.c:3:23: note: expanded from macro 'FUNC'
#define FUNC(__name) \
^
>> kernel/trace/ftrace_test.c:11:6: warning: no previous prototype for function 'ftrace_test_4' [-Wmissing-prototypes]
FUNC(ftrace_test_4)
^
kernel/trace/ftrace_test.c:11:1: note: declare 'static' if the function is not intended to be used outside of this translation unit
FUNC(ftrace_test_4)
^
static
kernel/trace/ftrace_test.c:3:23: note: expanded from macro 'FUNC'
#define FUNC(__name) \
^
>> kernel/trace/ftrace_test.c:12:6: warning: no previous prototype for function 'ftrace_test_5' [-Wmissing-prototypes]
FUNC(ftrace_test_5)
^
kernel/trace/ftrace_test.c:12:1: note: declare 'static' if the function is not intended to be used outside of this translation unit
FUNC(ftrace_test_5)
^
static
kernel/trace/ftrace_test.c:3:23: note: expanded from macro 'FUNC'
#define FUNC(__name) \
^
>> kernel/trace/ftrace_test.c:13:6: warning: no previous prototype for function 'ftrace_test_6' [-Wmissing-prototypes]
FUNC(ftrace_test_6)
^
kernel/trace/ftrace_test.c:13:1: note: declare 'static' if the function is not intended to be used outside of this translation unit
FUNC(ftrace_test_6)
^
static
kernel/trace/ftrace_test.c:3:23: note: expanded from macro 'FUNC'
#define FUNC(__name) \
^
>> kernel/trace/ftrace_test.c:14:6: warning: no previous prototype for function 'ftrace_test_7' [-Wmissing-prototypes]
FUNC(ftrace_test_7)
^
kernel/trace/ftrace_test.c:14:1: note: declare 'static' if the function is not intended to be used outside of this translation unit
FUNC(ftrace_test_7)
^
static
kernel/trace/ftrace_test.c:3:23: note: expanded from macro 'FUNC'
#define FUNC(__name) \
^
>> kernel/trace/ftrace_test.c:15:6: warning: no previous prototype for function 'ftrace_test_8' [-Wmissing-prototypes]
FUNC(ftrace_test_8)
^
kernel/trace/ftrace_test.c:15:1: note: declare 'static' if the function is not intended to be used outside of this translation unit
FUNC(ftrace_test_8)
^
static
kernel/trace/ftrace_test.c:3:23: note: expanded from macro 'FUNC'
#define FUNC(__name) \
^
>> kernel/trace/ftrace_test.c:16:6: warning: no previous prototype for function 'ftrace_test_9' [-Wmissing-prototypes]
FUNC(ftrace_test_9)
^
kernel/trace/ftrace_test.c:16:1: note: declare 'static' if the function is not intended to be used outside of this translation unit
FUNC(ftrace_test_9)
^
static
kernel/trace/ftrace_test.c:3:23: note: expanded from macro 'FUNC'
#define FUNC(__name) \
^
10 warnings generated.
vim +/ftrace_test_0 +7 kernel/trace/ftrace_test.c
6
> 7 FUNC(ftrace_test_0)
> 8 FUNC(ftrace_test_1)
> 9 FUNC(ftrace_test_2)
> 10 FUNC(ftrace_test_3)
> 11 FUNC(ftrace_test_4)
> 12 FUNC(ftrace_test_5)
> 13 FUNC(ftrace_test_6)
> 14 FUNC(ftrace_test_7)
> 15 FUNC(ftrace_test_8)
> 16 FUNC(ftrace_test_9)
--
0-DAY CI Kernel Test Service
https://01.org/lkp
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