Re: [PATCH 2/2] riscv: Add vector ISA support

kbuild test robot
2020-01-05T12:33:14Z

[-- Attachment #1: Type: text/plain, Size: 2629 bytes --]

Hi,

I love your patch! Yet something to improve:

[auto build test ERROR on linus/master]
[also build test ERROR on v5.5-rc4 next-20191220]
[if your patch is applied to the wrong git tree, please drop us a note to help
improve the system. BTW, we also suggest to use '--base' option to specify the
base tree in git format-patch, please see https://stackoverflow.com/a/37406982]

url: https://github.com/0day-ci/linux/commits/guoren-kernel-org/riscv-Fixup-obvious-bug-for-fp-regs-reset/20200105-105609
base: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git c420ddda506b80ec2686e405698d37fafeea3b7a
config: riscv-rv32_defconfig (attached as .config)
compiler: riscv32-linux-gcc (GCC) 7.5.0
reproduce:
wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross
chmod +x ~/bin/make.cross
# save the attached .config to linux build tree
GCC_VERSION=7.5.0 make.cross ARCH=riscv

If you fix the issue, kindly add following tag
Reported-by: kbuild test robot <lkp@intel.com>

All errors (new ones prefixed by >>):

In file included from arch/riscv/include/asm/ptrace.h:9:0,
from arch/riscv/include/asm/processor.h:11,
from arch/riscv/include/asm/irqflags.h:10,
from include/linux/irqflags.h:16,
from arch/riscv/include/asm/bitops.h:14,
from include/linux/bitops.h:26,
from include/linux/kernel.h:12,
from include/asm-generic/bug.h:19,
from arch/riscv/include/asm/bug.h:75,
from include/linux/bug.h:5,
from include/linux/page-flags.h:10,
from kernel/bounds.c:10:
>> arch/riscv/include/uapi/asm/ptrace.h:75:2: error: unknown type name '__uint128_t'
__uint128_t v[32];
^~~~~~~~~~~
make[2]: *** [kernel/bounds.s] Error 1
make[2]: Target '__build' not remade because of errors.
make[1]: *** [prepare0] Error 2
make[1]: Target 'prepare' not remade because of errors.
make: *** [sub-make] Error 2
507 real 2 user 5 sys 1.58% cpu make prepare

vim +/__uint128_t +75 arch/riscv/include/uapi/asm/ptrace.h

73
74 struct __riscv_v_state {
> 75 __uint128_t v[32];
76 unsigned long vstart;
77 unsigned long vxsat;
78 unsigned long vxrm;
79 unsigned long vl;
80 unsigned long vtype;
81 };
82

---
0-DAY kernel test infrastructure Open Source Technology Center
https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org Intel Corporation

[-- Attachment #2: .config.gz --]
[-- Type: application/gzip, Size: 17787 bytes --]