Messages in this thread | | | Date | Tue, 14 Dec 2021 03:16:37 +0800 | From | kernel test robot <> | Subject | Re: [PATCH v21] tty: Fix the keyboard led light display problem |
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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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