Hi Qi,
Thank you for the patch! Perhaps something to improve:
[auto build test WARNING on linus/master] [also build test WARNING on v5.10-rc5 next-20201123] [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/Qi-Liu/coresight-etm4x-Modify-core-... base: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git 418baf2c28f3473039f2f7377760bd8f6897ae18 config: arm64-allyesconfig (attached as .config) compiler: aarch64-linux-gcc (GCC) 9.3.0 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/0day-ci/linux/commit/e21b077bb0d120583deb7cd6f1654d7c3561... git remote add linux-review https://github.com/0day-ci/linux git fetch --no-tags linux-review Qi-Liu/coresight-etm4x-Modify-core-commit-of-cpu-to-avoid-the-overflow-of-HiSilicon-ETM/20201123-213732 git checkout e21b077bb0d120583deb7cd6f1654d7c356175af # save the attached .config to linux build tree COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-9.3.0 make.cross ARCH=arm64
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 >>):
drivers/hwtracing/coresight/coresight-etm4x-core.c:117:6: warning: no previous prototype for 'etm4_hisi_match_pid' [-Wmissing-prototypes]
117 | bool etm4_hisi_match_pid(unsigned int id) | ^~~~~~~~~~~~~~~~~~~
vim +/etm4_hisi_match_pid +117 drivers/hwtracing/coresight/coresight-etm4x-core.c
116
117 bool etm4_hisi_match_pid(unsigned int id)
118 { 119 return (id & ETM4_AMBA_MASK) == HISI_HIP08_AMBA_ID; 120 } 121
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