Re: [PATCH v2 3/5] futex2: wire up syscall for x86

From: kernel test robot
Date: Sun Sep 05 2021 - 06:14:44 EST


Hi "André,

I love your patch! Perhaps something to improve:

[auto build test WARNING on linus/master]
[also build test WARNING on next-20210903]
[cannot apply to tip/locking/core asm-generic/master tip/x86/asm v5.14]
[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]

url: https://github.com/0day-ci/linux/commits/Andr-Almeida/futex2-Add-wait-on-multiple-futexes-syscall/20210905-071424
base: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git 49624efa65ac9889f4e7c7b2452b2e6ce42ba37d
config: arm-buildonly-randconfig-r004-20210905 (attached as .config)
compiler: clang version 14.0.0 (https://github.com/llvm/llvm-project 6fe2beba7d2a41964af658c8c59dd172683ef739)
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 arm cross compiling tool for clang build
# apt-get install binutils-arm-linux-gnueabi
# https://github.com/0day-ci/linux/commit/c54a8cfdc22cca485744d1397c4bcd9d498f3a3a
git remote add linux-review https://github.com/0day-ci/linux
git fetch --no-tags linux-review Andr-Almeida/futex2-Add-wait-on-multiple-futexes-syscall/20210905-071424
git checkout c54a8cfdc22cca485744d1397c4bcd9d498f3a3a
# save the attached .config to linux build tree
COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang make.cross ARCH=arm

If you fix the issue, kindly add following tag as appropriate
Reported-by: kernel test robot <lkp@xxxxxxxxx>

All warnings (new ones prefixed by >>):

>> <stdin>:1557:2: warning: syscall futex_waitv not implemented [-W#warnings]
#warning syscall futex_waitv not implemented
^
1 warning generated.
--
>> <stdin>:1557:2: warning: syscall futex_waitv not implemented [-W#warnings]
#warning syscall futex_waitv not implemented
^
1 warning generated.
--
scripts/genksyms/parse.y: warning: 9 shift/reduce conflicts [-Wconflicts-sr]
scripts/genksyms/parse.y: warning: 5 reduce/reduce conflicts [-Wconflicts-rr]
>> <stdin>:1557:2: warning: syscall futex_waitv not implemented [-W#warnings]
#warning syscall futex_waitv not implemented
^
1 warning generated.

---
0-DAY CI Kernel Test Service, Intel Corporation
https://lists.01.org/hyperkitty/list/kbuild-all@xxxxxxxxxxxx

Attachment: .config.gz
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