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Date: Wed, 22 Feb 2023 14:55:47 +0800
From: kernel test robot <lkp@...el.com>
To: Evan Green <evan@...osinc.com>,
Palmer Dabbelt <palmer@...osinc.com>
Cc: oe-kbuild-all@...ts.linux.dev, heiko@...ech.de,
Conor Dooley <conor@...nel.org>, slewis@...osinc.com,
vineetg@...osinc.com, Evan Green <evan@...osinc.com>,
Albert Ou <aou@...s.berkeley.edu>,
Andrew Bresticker <abrestic@...osinc.com>,
Arnd Bergmann <arnd@...db.de>,
Celeste Liu <coelacanthus@...look.com>,
Guo Ren <guoren@...nel.org>,
Jisheng Zhang <jszhang@...nel.org>,
Nathan Chancellor <nathan@...nel.org>,
Paul Walmsley <paul.walmsley@...ive.com>,
linux-kernel@...r.kernel.org, linux-riscv@...ts.infradead.org
Subject: Re: [PATCH v3 7/7] RISC-V: Add hwprobe vDSO function and data
Hi Evan,
Thank you for the patch! Yet something to improve:
[auto build test ERROR on shuah-kselftest/next]
[also build test ERROR on shuah-kselftest/fixes robh/for-next soc/for-next linus/master v6.2]
[cannot apply to next-20230222]
[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/Evan-Green/RISC-V-Move-struct-riscv_cpuinfo-to-new-header/20230222-031210
base: https://git.kernel.org/pub/scm/linux/kernel/git/shuah/linux-kselftest.git next
patch link: https://lore.kernel.org/r/20230221190858.3159617-8-evan%40rivosinc.com
patch subject: [PATCH v3 7/7] RISC-V: Add hwprobe vDSO function and data
config: riscv-rv32_defconfig (https://download.01.org/0day-ci/archive/20230222/202302221419.SOkwfXfm-lkp@intel.com/config)
compiler: riscv32-linux-gcc (GCC) 12.1.0
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://github.com/intel-lab-lkp/linux/commit/3f47f3f920ffcb37a461d04a1ee0e245451c869e
git remote add linux-review https://github.com/intel-lab-lkp/linux
git fetch --no-tags linux-review Evan-Green/RISC-V-Move-struct-riscv_cpuinfo-to-new-header/20230222-031210
git checkout 3f47f3f920ffcb37a461d04a1ee0e245451c869e
# save the config file
mkdir build_dir && cp config build_dir/.config
COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-12.1.0 make.cross W=1 O=build_dir ARCH=riscv olddefconfig
COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-12.1.0 make.cross W=1 O=build_dir ARCH=riscv prepare
If you fix the issue, kindly add following tag where applicable
| Reported-by: kernel test robot <lkp@...el.com>
| Link: https://lore.kernel.org/oe-kbuild-all/202302221419.SOkwfXfm-lkp@intel.com/
All errors (new ones prefixed by >>):
In file included from include/vdso/datapage.h:137,
from arch/riscv/kernel/vdso/hwprobe.c:7:
arch/riscv/include/asm/vdso/gettimeofday.h: In function 'gettimeofday_fallback':
>> arch/riscv/include/asm/vdso/gettimeofday.h:21:38: error: '__NR_gettimeofday' undeclared (first use in this function)
21 | register long nr asm("a7") = __NR_gettimeofday;
| ^~~~~~~~~~~~~~~~~
arch/riscv/include/asm/vdso/gettimeofday.h:21:38: note: each undeclared identifier is reported only once for each function it appears in
arch/riscv/include/asm/vdso/gettimeofday.h: In function 'clock_gettime_fallback':
>> arch/riscv/include/asm/vdso/gettimeofday.h:37:38: error: '__NR_clock_gettime' undeclared (first use in this function)
37 | register long nr asm("a7") = __NR_clock_gettime;
| ^~~~~~~~~~~~~~~~~~
arch/riscv/include/asm/vdso/gettimeofday.h: In function 'clock_getres_fallback':
>> arch/riscv/include/asm/vdso/gettimeofday.h:53:38: error: '__NR_clock_getres' undeclared (first use in this function)
53 | register long nr asm("a7") = __NR_clock_getres;
| ^~~~~~~~~~~~~~~~~
arch/riscv/kernel/vdso/hwprobe.c: At top level:
arch/riscv/kernel/vdso/hwprobe.c:14:5: warning: no previous prototype for '__vdso_riscv_hwprobe' [-Wmissing-prototypes]
14 | int __vdso_riscv_hwprobe(struct riscv_hwprobe *pairs, long pair_count,
| ^~~~~~~~~~~~~~~~~~~~
make[2]: *** [scripts/Makefile.build:252: arch/riscv/kernel/vdso/hwprobe.o] Error 1
make[2]: Target 'include/generated/vdso-offsets.h' not remade because of errors.
make[1]: *** [arch/riscv/Makefile:126: vdso_prepare] Error 2
make[1]: Target 'prepare' not remade because of errors.
make: *** [Makefile:242: __sub-make] Error 2
make: Target 'prepare' not remade because of errors.
vim +/__NR_gettimeofday +21 arch/riscv/include/asm/vdso/gettimeofday.h
ad5d1122b82fbd6 Vincent Chen 2020-06-09 13
ad5d1122b82fbd6 Vincent Chen 2020-06-09 14 static __always_inline
ad5d1122b82fbd6 Vincent Chen 2020-06-09 15 int gettimeofday_fallback(struct __kernel_old_timeval *_tv,
ad5d1122b82fbd6 Vincent Chen 2020-06-09 16 struct timezone *_tz)
ad5d1122b82fbd6 Vincent Chen 2020-06-09 17 {
ad5d1122b82fbd6 Vincent Chen 2020-06-09 18 register struct __kernel_old_timeval *tv asm("a0") = _tv;
ad5d1122b82fbd6 Vincent Chen 2020-06-09 19 register struct timezone *tz asm("a1") = _tz;
ad5d1122b82fbd6 Vincent Chen 2020-06-09 20 register long ret asm("a0");
ad5d1122b82fbd6 Vincent Chen 2020-06-09 @21 register long nr asm("a7") = __NR_gettimeofday;
ad5d1122b82fbd6 Vincent Chen 2020-06-09 22
ad5d1122b82fbd6 Vincent Chen 2020-06-09 23 asm volatile ("ecall\n"
ad5d1122b82fbd6 Vincent Chen 2020-06-09 24 : "=r" (ret)
ad5d1122b82fbd6 Vincent Chen 2020-06-09 25 : "r"(tv), "r"(tz), "r"(nr)
ad5d1122b82fbd6 Vincent Chen 2020-06-09 26 : "memory");
ad5d1122b82fbd6 Vincent Chen 2020-06-09 27
ad5d1122b82fbd6 Vincent Chen 2020-06-09 28 return ret;
ad5d1122b82fbd6 Vincent Chen 2020-06-09 29 }
ad5d1122b82fbd6 Vincent Chen 2020-06-09 30
ad5d1122b82fbd6 Vincent Chen 2020-06-09 31 static __always_inline
ad5d1122b82fbd6 Vincent Chen 2020-06-09 32 long clock_gettime_fallback(clockid_t _clkid, struct __kernel_timespec *_ts)
ad5d1122b82fbd6 Vincent Chen 2020-06-09 33 {
ad5d1122b82fbd6 Vincent Chen 2020-06-09 34 register clockid_t clkid asm("a0") = _clkid;
ad5d1122b82fbd6 Vincent Chen 2020-06-09 35 register struct __kernel_timespec *ts asm("a1") = _ts;
ad5d1122b82fbd6 Vincent Chen 2020-06-09 36 register long ret asm("a0");
ad5d1122b82fbd6 Vincent Chen 2020-06-09 @37 register long nr asm("a7") = __NR_clock_gettime;
ad5d1122b82fbd6 Vincent Chen 2020-06-09 38
ad5d1122b82fbd6 Vincent Chen 2020-06-09 39 asm volatile ("ecall\n"
ad5d1122b82fbd6 Vincent Chen 2020-06-09 40 : "=r" (ret)
ad5d1122b82fbd6 Vincent Chen 2020-06-09 41 : "r"(clkid), "r"(ts), "r"(nr)
ad5d1122b82fbd6 Vincent Chen 2020-06-09 42 : "memory");
ad5d1122b82fbd6 Vincent Chen 2020-06-09 43
ad5d1122b82fbd6 Vincent Chen 2020-06-09 44 return ret;
ad5d1122b82fbd6 Vincent Chen 2020-06-09 45 }
ad5d1122b82fbd6 Vincent Chen 2020-06-09 46
ad5d1122b82fbd6 Vincent Chen 2020-06-09 47 static __always_inline
ad5d1122b82fbd6 Vincent Chen 2020-06-09 48 int clock_getres_fallback(clockid_t _clkid, struct __kernel_timespec *_ts)
ad5d1122b82fbd6 Vincent Chen 2020-06-09 49 {
ad5d1122b82fbd6 Vincent Chen 2020-06-09 50 register clockid_t clkid asm("a0") = _clkid;
ad5d1122b82fbd6 Vincent Chen 2020-06-09 51 register struct __kernel_timespec *ts asm("a1") = _ts;
ad5d1122b82fbd6 Vincent Chen 2020-06-09 52 register long ret asm("a0");
ad5d1122b82fbd6 Vincent Chen 2020-06-09 @53 register long nr asm("a7") = __NR_clock_getres;
ad5d1122b82fbd6 Vincent Chen 2020-06-09 54
ad5d1122b82fbd6 Vincent Chen 2020-06-09 55 asm volatile ("ecall\n"
ad5d1122b82fbd6 Vincent Chen 2020-06-09 56 : "=r" (ret)
ad5d1122b82fbd6 Vincent Chen 2020-06-09 57 : "r"(clkid), "r"(ts), "r"(nr)
ad5d1122b82fbd6 Vincent Chen 2020-06-09 58 : "memory");
ad5d1122b82fbd6 Vincent Chen 2020-06-09 59
ad5d1122b82fbd6 Vincent Chen 2020-06-09 60 return ret;
ad5d1122b82fbd6 Vincent Chen 2020-06-09 61 }
ad5d1122b82fbd6 Vincent Chen 2020-06-09 62
--
0-DAY CI Kernel Test Service
https://github.com/intel/lkp-tests
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