[linux-next:master 6910/7934] arch/arm64/kernel/alternative.c:267:14: warning: no previous prototype for 'alt_cb_patch_nops'

[linux-next:master 6910/7934] arch/arm64/kernel/alternative.c:267:14: warning: no previous prototype for 'alt_cb_patch_nops'

[kernel test robot]

tree:   https://git.kernel.org/pub/scm/linux/kernel/git/next/linux-next.git master
head:   4c9ca5b1597e3222177ba2a94658f78fa5ef4f58
commit: d926079f17bf8aa47485b6a55be1fc0175dbd1db [6910/7934] arm64: alternatives: add shared NOP callback
config: arm64-allyesconfig (https://download.01.org/0day-ci/archive/20220920/202209201008.aloMAjCw-lkp@intel.com/config)
compiler: aarch64-linux-gcc (GCC) 12.1.0
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://git.kernel.org/pub/scm/linux/kernel/git/next/linux-next.git/commit/?id=d926079f17bf8aa47485b6a55be1fc0175dbd1db
        git remote add linux-next https://git.kernel.org/pub/scm/linux/kernel/git/next/linux-next.git
        git fetch --no-tags linux-next master
        git checkout d926079f17bf8aa47485b6a55be1fc0175dbd1db
        # save the config file
        mkdir build_dir && cp config build_dir/.config
        COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-12.1.0 make.cross W=1 O=build_dir ARCH=arm64 SHELL=/bin/bash arch/arm64/kernel/ drivers/hwtracing/coresight/ drivers/perf/

If you fix the issue, kindly add following tag where applicable
Reported-by: kernel test robot <lkp@intel.com>

All warnings (new ones prefixed by >>):

>> arch/arm64/kernel/alternative.c:267:14: warning: no previous prototype for 'alt_cb_patch_nops' [-Wmissing-prototypes]
     267 | noinstr void alt_cb_patch_nops(struct alt_instr *alt, __le32 *origptr,
         |              ^~~~~~~~~~~~~~~~~


vim +/alt_cb_patch_nops +267 arch/arm64/kernel/alternative.c

   266	
 > 267	noinstr void alt_cb_patch_nops(struct alt_instr *alt, __le32 *origptr,

-- 
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