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Message-ID: <202502111626.K7CTghCR-lkp@intel.com>
Date: Tue, 11 Feb 2025 17:07:13 +0800
From: kernel test robot <lkp@...el.com>
To: Steven Rostedt <rostedt@...dmis.org>,
Catalin Marinas <catalin.marinas@....com>,
Will Deacon <will@...nel.org>
Cc: oe-kbuild-all@...ts.linux.dev, LKML <linux-kernel@...r.kernel.org>,
linux-arm-kernel@...ts.infradead.org,
Mark Rutland <mark.rutland@....com>,
Linux Trace Kernel <linux-trace-kernel@...r.kernel.org>,
Heiko Carstens <hca@...ux.ibm.com>,
Vasily Gorbik <gor@...ux.ibm.com>,
Alexander Gordeev <agordeev@...ux.ibm.com>,
linux-s390@...r.kernel.org
Subject: Re: [PATCH] arm64: scripts/sorttable: Implement sorting mcount_loc
at boot for arm64
Hi Steven,
kernel test robot noticed the following build warnings:
[auto build test WARNING on linus/master]
[also build test WARNING on v6.14-rc2 next-20250210]
[cannot apply to arm64/for-next/core arm-perf/for-next/perf kvmarm/next soc/for-next arm/for-next arm/fixes]
[If your patch is applied to the wrong git tree, kindly drop us a note.
And when submitting patch, we suggest to use '--base' as documented in
https://git-scm.com/docs/git-format-patch#_base_tree_information]
url: https://github.com/intel-lab-lkp/linux/commits/Steven-Rostedt/arm64-scripts-sorttable-Implement-sorting-mcount_loc-at-boot-for-arm64/20250211-032956
base: linus/master
patch link: https://lore.kernel.org/r/20250210142647.083ff456%40gandalf.local.home
patch subject: [PATCH] arm64: scripts/sorttable: Implement sorting mcount_loc at boot for arm64
config: riscv-randconfig-001-20250211 (https://download.01.org/0day-ci/archive/20250211/202502111626.K7CTghCR-lkp@intel.com/config)
compiler: riscv64-linux-gcc (GCC) 14.2.0
reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20250211/202502111626.K7CTghCR-lkp@intel.com/reproduce)
If you fix the issue in a separate patch/commit (i.e. not just a new version of
the same patch/commit), kindly add following tags
| Reported-by: kernel test robot <lkp@...el.com>
| Closes: https://lore.kernel.org/oe-kbuild-all/202502111626.K7CTghCR-lkp@intel.com/
All warnings (new ones prefixed by >>):
>> scripts/sorttable.c:306:13: warning: 'rela_write_addend' defined but not used [-Wunused-function]
306 | static void rela_write_addend(Elf_Rela *rela, uint64_t val)
| ^~~~~~~~~~~~~~~~~
>> scripts/sorttable.c:287:17: warning: 'rela_addend' defined but not used [-Wunused-function]
287 | static uint64_t rela_##fn_name(Elf_Rela *rela) \
| ^~~~~
scripts/sorttable.c:294:1: note: in expansion of macro 'RELA_ADDR'
294 | RELA_ADDR(addend)
| ^~~~~~~~~
>> scripts/sorttable.c:287:17: warning: 'rela_info' defined but not used [-Wunused-function]
287 | static uint64_t rela_##fn_name(Elf_Rela *rela) \
| ^~~~~
scripts/sorttable.c:293:1: note: in expansion of macro 'RELA_ADDR'
293 | RELA_ADDR(info)
| ^~~~~~~~~
>> scripts/sorttable.c:287:17: warning: 'rela_offset' defined but not used [-Wunused-function]
287 | static uint64_t rela_##fn_name(Elf_Rela *rela) \
| ^~~~~
scripts/sorttable.c:292:1: note: in expansion of macro 'RELA_ADDR'
292 | RELA_ADDR(offset)
| ^~~~~~~~~
In file included from arch/riscv/kernel/asm-offsets.c:10:
include/linux/ftrace.h: In function 'ftrace_get_regs':
include/linux/ftrace.h:190:16: error: implicit declaration of function 'arch_ftrace_get_regs'; did you mean 'arch_ftrace_regs'? [-Wimplicit-function-declaration]
190 | return arch_ftrace_get_regs(fregs);
| ^~~~~~~~~~~~~~~~~~~~
| arch_ftrace_regs
include/linux/ftrace.h:190:16: error: returning 'int' from a function with return type 'struct pt_regs *' makes pointer from integer without a cast [-Wint-conversion]
190 | return arch_ftrace_get_regs(fregs);
| ^~~~~~~~~~~~~~~~~~~~~~~~~~~
make[3]: *** [scripts/Makefile.build:102: arch/riscv/kernel/asm-offsets.s] Error 1 shuffle=1925395641
make[3]: Target 'prepare' not remade because of errors.
make[2]: *** [Makefile:1264: prepare0] Error 2 shuffle=1925395641
make[2]: Target 'prepare' not remade because of errors.
make[1]: *** [Makefile:251: __sub-make] Error 2 shuffle=1925395641
make[1]: Target 'prepare' not remade because of errors.
make: *** [Makefile:251: __sub-make] Error 2 shuffle=1925395641
make: Target 'prepare' not remade because of errors.
vim +/rela_write_addend +306 scripts/sorttable.c
275
276 #define RELA_ADDR(fn_name) \
277 static uint64_t rela64_##fn_name(Elf_Rela *rela) \
278 { \
279 return r8((uint64_t *)&rela->e64.r_##fn_name); \
280 } \
281 \
282 static uint64_t rela32_##fn_name(Elf_Rela *rela) \
283 { \
284 return r((uint32_t *)&rela->e32.r_##fn_name); \
285 } \
286 \
> 287 static uint64_t rela_##fn_name(Elf_Rela *rela) \
288 { \
289 return e.rela_##fn_name(rela); \
290 }
291
292 RELA_ADDR(offset)
293 RELA_ADDR(info)
294 RELA_ADDR(addend)
295
296 static void rela64_write_addend(Elf_Rela *rela, uint64_t val)
297 {
298 w8(val, (uint64_t *)&rela->e64.r_addend);
299 }
300
301 static void rela32_write_addend(Elf_Rela *rela, uint64_t val)
302 {
303 w(val, (uint32_t *)&rela->e32.r_addend);
304 }
305
> 306 static void rela_write_addend(Elf_Rela *rela, uint64_t val)
307 {
308 e.rela_write_addend(rela, val);
309 }
310
--
0-DAY CI Kernel Test Service
https://github.com/intel/lkp-tests/wiki
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