[arm-platforms:kvm-arm64/host-hvc-table 6/8] arch/arm64/kvm/va_layout.c:255:6: warning: no previous prototype for 'kvm_get_kimage_voffset'

[arm-platforms:kvm-arm64/host-hvc-table 6/8] arch/arm64/kvm/va_layout.c:255:6: warning: no previous prototype for 'kvm_get_kimage_voffset'

[kernel test robot]

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tree:   https://git.kernel.org/pub/scm/linux/kernel/git/maz/arm-platforms.git kvm-arm64/host-hvc-table
head:   11afa32aa6428eabaee75bea8bcc57dea39fa135
commit: f4810af77445a883acd6841608c428336a669ab4 [6/8] KVM: arm64: Patch kimage_voffset instead of loading the EL1 value
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://git.kernel.org/pub/scm/linux/kernel/git/maz/arm-platforms.git/commit/?id=f4810af77445a883acd6841608c428336a669ab4
        git remote add arm-platforms https://git.kernel.org/pub/scm/linux/kernel/git/maz/arm-platforms.git
        git fetch --no-tags arm-platforms kvm-arm64/host-hvc-table
        git checkout f4810af77445a883acd6841608c428336a669ab4
        # 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 >>):

   arch/arm64/kvm/va_layout.c:138:6: warning: no previous prototype for 'kvm_patch_vector_branch' [-Wmissing-prototypes]
     138 | void kvm_patch_vector_branch(struct alt_instr *alt,
         |      ^~~~~~~~~~~~~~~~~~~~~~~
   arch/arm64/kvm/va_layout.c:249:6: warning: no previous prototype for 'kvm_update_kimg_lm_offset' [-Wmissing-prototypes]
     249 | void kvm_update_kimg_lm_offset(struct alt_instr *alt,
         |      ^~~~~~~~~~~~~~~~~~~~~~~~~
   arch/arm64/kvm/va_layout.c: In function 'kvm_update_kimg_lm_offset':
   arch/arm64/kvm/va_layout.c:252:34: error: 'physvirt_offset' undeclared (first use in this function)
     252 |  generate_mov_q(kimage_voffset + physvirt_offset, origptr, updptr, nr_inst);
         |                                  ^~~~~~~~~~~~~~~
   arch/arm64/kvm/va_layout.c:252:34: note: each undeclared identifier is reported only once for each function it appears in
   arch/arm64/kvm/va_layout.c: At top level:
>> arch/arm64/kvm/va_layout.c:255:6: warning: no previous prototype for 'kvm_get_kimage_voffset' [-Wmissing-prototypes]
     255 | void kvm_get_kimage_voffset(struct alt_instr *alt,
         |      ^~~~~~~~~~~~~~~~~~~~~~

vim +/kvm_get_kimage_voffset +255 arch/arm64/kvm/va_layout.c

   248	
 > 249	void kvm_update_kimg_lm_offset(struct alt_instr *alt,
   250				       __le32 *origptr, __le32 *updptr, int nr_inst)
   251	{
   252		generate_mov_q(kimage_voffset + physvirt_offset, origptr, updptr, nr_inst);
   253	}
   254	
 > 255	void kvm_get_kimage_voffset(struct alt_instr *alt,

---
0-DAY CI Kernel Test Service, Intel Corporation
https://lists.01.org/hyperkitty/list/kbuild-all(a)lists.01.org

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