[mark:arm64/alternatives/rework 10/12] arch/arm64/kernel/alternative.c:269:14: warning: no previous prototype for 'patch_apply_nops'

[kernel test robot]

tree:   https://git.kernel.org/pub/scm/linux/kernel/git/mark/linux.git arm64/alternatives/rework
head:   c6f1e900bb0e1c5932f9995feaf4acb70cf6f62e
commit: f1665fd81160e18d4c71f4edcfd25c41e248fb67 [10/12] HACK: nops
config: arm64-randconfig-r034-20220821 (https://download.01.org/0day-ci/archive/20220823/202208230839.mq5IC59A-lkp@xxxxxxxxx/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/mark/linux.git/commit/?id=f1665fd81160e18d4c71f4edcfd25c41e248fb67
        git remote add mark https://git.kernel.org/pub/scm/linux/kernel/git/mark/linux.git
        git fetch --no-tags mark arm64/alternatives/rework
        git checkout f1665fd81160e18d4c71f4edcfd25c41e248fb67
        # 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/firmware/efi/libstub/ drivers/net/ethernet/realtek/

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

All warnings (new ones prefixed by >>):

>> arch/arm64/kernel/alternative.c:269:14: warning: no previous prototype for 'patch_apply_nops' [-Wmissing-prototypes]
     269 | noinstr void patch_apply_nops(struct alt_instr *alt,
         |              ^~~~~~~~~~~~~~~~


vim +/patch_apply_nops +269 arch/arm64/kernel/alternative.c

   268	
 > 269	noinstr void patch_apply_nops(struct alt_instr *alt,

-- 
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