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    SubjectRe: [PATCH v1 1/2] coresight: Add remote etm support
    Hi Mao,

    kernel test robot noticed the following build warnings:

    [auto build test WARNING on next-20231107]
    [cannot apply to robh/for-next linus/master v6.6 v6.6-rc7 v6.6-rc6 v6.6]
    [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#_base_tree_information]

    url: https://github.com/intel-lab-lkp/linux/commits/Mao-Jinlong/coresight-Add-remote-etm-support/20231107-141331
    base: next-20231107
    patch link: https://lore.kernel.org/r/20231107060939.13449-2-quic_jinlmao%40quicinc.com
    patch subject: [PATCH v1 1/2] coresight: Add remote etm support
    config: arm64-allyesconfig (https://download.01.org/0day-ci/archive/20231108/202311081053.fWRkXGH0-lkp@intel.com/config)
    compiler: aarch64-linux-gcc (GCC) 13.2.0
    reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20231108/202311081053.fWRkXGH0-lkp@intel.com/reproduce)

    If you fix the issue in a separate patch/commit (i.e. not just a new version of
    the same patch/commit), kindly add following tags
    | Reported-by: kernel test robot <lkp@intel.com>
    | Closes: https://lore.kernel.org/oe-kbuild-all/202311081053.fWRkXGH0-lkp@intel.com/

    All warnings (new ones prefixed by >>):

    >> drivers/hwtracing/coresight/coresight-remote-etm.c:312:12: warning: no previous prototype for 'remote_etm_init' [-Wmissing-prototypes]
    312 | int __init remote_etm_init(void)
    | ^~~~~~~~~~~~~~~
    >> drivers/hwtracing/coresight/coresight-remote-etm.c:318:13: warning: no previous prototype for 'remote_etm_exit' [-Wmissing-prototypes]
    318 | void __exit remote_etm_exit(void)
    | ^~~~~~~~~~~~~~~


    vim +/remote_etm_init +312 drivers/hwtracing/coresight/coresight-remote-etm.c

    311
    > 312 int __init remote_etm_init(void)
    313 {
    314 return platform_driver_register(&remote_etm_driver);
    315 }
    316 module_init(remote_etm_init);
    317
    > 318 void __exit remote_etm_exit(void)
    319 {
    320 platform_driver_unregister(&remote_etm_driver);
    321 }
    322 module_exit(remote_etm_exit);
    323

    --
    0-DAY CI Kernel Test Service
    https://github.com/intel/lkp-tests/wiki

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