* Re: [PATCH v21] tty: Fix the keyboard led light display problem
[not found] <20211213124122.25605-1-changlianzhi@uniontech.com>
@ 2021-12-13 19:16 ` kernel test robot
0 siblings, 0 replies; only message in thread
From: kernel test robot @ 2021-12-13 19:16 UTC (permalink / raw)
To: lianzhi chang, linux-kernel
Cc: llvm, kbuild-all, dmitry.torokhov, gregkh, jirislaby,
andriy.shevchenko, 282827961, lianzhi chang
Hi lianzhi,
Thank you for the patch! Perhaps something to improve:
[auto build test WARNING on tty/tty-testing]
[also build test WARNING on linux/master linus/master v5.16-rc5]
[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/lianzhi-chang/tty-Fix-the-keyboard-led-light-display-problem/20211213-204404
base: https://git.kernel.org/pub/scm/linux/kernel/git/gregkh/tty.git tty-testing
config: mips-randconfig-r022-20211213 (https://download.01.org/0day-ci/archive/20211214/202112140304.qPpjdgPQ-lkp@intel.com/config)
compiler: clang version 14.0.0 (https://github.com/llvm/llvm-project b6a2ddb6c8ac29412b1361810972e15221fa021c)
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 mips cross compiling tool for clang build
# apt-get install binutils-mips-linux-gnu
# https://github.com/0day-ci/linux/commit/8cc658e5dd82e5d70fa3ac9dace8fe62eaed325f
git remote add linux-review https://github.com/0day-ci/linux
git fetch --no-tags linux-review lianzhi-chang/tty-Fix-the-keyboard-led-light-display-problem/20211213-204404
git checkout 8cc658e5dd82e5d70fa3ac9dace8fe62eaed325f
# save the config file to linux build tree
mkdir build_dir
COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang make.cross W=1 O=build_dir ARCH=mips SHELL=/bin/bash drivers/tty/
If you fix the issue, kindly add following tag as appropriate
Reported-by: kernel test robot <lkp@intel.com>
All warnings (new ones prefixed by >>):
In file included from drivers/tty/sysrq.c:31:
include/linux/kbd_kern.h:35:27: error: character <U+FF1B> not allowed in an identifier
unsigned char kbdledctl:1； /* Whether to allow to control the led of the keyboard */
^~
include/linux/kbd_kern.h:35:27: error: invalid suffix '；' on integer constant
In file included from drivers/tty/sysrq.c:51:
In file included from include/linux/syscalls.h:88:
In file included from include/trace/syscall.h:7:
In file included from include/linux/trace_events.h:6:
In file included from include/linux/ring_buffer.h:7:
>> include/linux/poll.h:142:27: warning: division by zero is undefined [-Wdivision-by-zero]
M(RDNORM) | M(RDBAND) | M(WRNORM) | M(WRBAND) |
^~~~~~~~~
include/linux/poll.h:140:32: note: expanded from macro 'M'
#define M(X) (__force __poll_t)__MAP(val, POLL##X, (__force __u16)EPOLL##X)
^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
include/linux/poll.h:126:51: note: expanded from macro '__MAP'
(from < to ? (v & from) * (to/from) : (v & from) / (from/to))
^ ~~~~~~~~~
include/linux/poll.h:142:39: warning: division by zero is undefined [-Wdivision-by-zero]
M(RDNORM) | M(RDBAND) | M(WRNORM) | M(WRBAND) |
^~~~~~~~~
include/linux/poll.h:140:32: note: expanded from macro 'M'
#define M(X) (__force __poll_t)__MAP(val, POLL##X, (__force __u16)EPOLL##X)
^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
include/linux/poll.h:126:51: note: expanded from macro '__MAP'
(from < to ? (v & from) * (to/from) : (v & from) / (from/to))
^ ~~~~~~~~~
2 warnings and 2 errors generated.
vim +142 include/linux/poll.h
7a163b2195cda0 Al Viro 2018-02-01 137
7a163b2195cda0 Al Viro 2018-02-01 138 static inline __poll_t demangle_poll(u16 val)
7a163b2195cda0 Al Viro 2018-02-01 139 {
7a163b2195cda0 Al Viro 2018-02-01 140 #define M(X) (__force __poll_t)__MAP(val, POLL##X, (__force __u16)EPOLL##X)
7a163b2195cda0 Al Viro 2018-02-01 141 return M(IN) | M(OUT) | M(PRI) | M(ERR) | M(NVAL) |
7a163b2195cda0 Al Viro 2018-02-01 @142 M(RDNORM) | M(RDBAND) | M(WRNORM) | M(WRBAND) |
7a163b2195cda0 Al Viro 2018-02-01 143 M(HUP) | M(RDHUP) | M(MSG);
7a163b2195cda0 Al Viro 2018-02-01 144 #undef M
7a163b2195cda0 Al Viro 2018-02-01 145 }
7a163b2195cda0 Al Viro 2018-02-01 146 #undef __MAP
7a163b2195cda0 Al Viro 2018-02-01 147
7a163b2195cda0 Al Viro 2018-02-01 148
---
0-DAY CI Kernel Test Service, Intel Corporation
https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org
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