Re: [RFC PATCH v3 13/13] module: Move version support into a separate file

[kernel test robot <lkp@intel.com>]

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Hi Aaron,

[FYI, it's a private test report for your RFC patch.]
[auto build test WARNING on a97ac8cb24a3c3ad74794adb83717ef1605d1b47]

url:    https://github.com/0day-ci/linux/commits/Aaron-Tomlin/module-core-code-clean-up/20220129-044218
base:   a97ac8cb24a3c3ad74794adb83717ef1605d1b47
config: mips-allyesconfig (https://download.01.org/0day-ci/archive/20220129/202201290622.wUZhhlyA-lkp(a)intel.com/config)
compiler: mips-linux-gcc (GCC) 11.2.0
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/201551e21d44a3860e99b3cf3371d3e4823d9eb1
        git remote add linux-review https://github.com/0day-ci/linux
        git fetch --no-tags linux-review Aaron-Tomlin/module-core-code-clean-up/20220129-044218
        git checkout 201551e21d44a3860e99b3cf3371d3e4823d9eb1
        # save the config file to linux build tree
        mkdir build_dir
        COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-11.2.0 make.cross O=build_dir ARCH=mips SHELL=/bin/bash kernel/

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 >>):

>> kernel/module/version.c:17:6: warning: no previous prototype for 'module_layout' [-Wmissing-prototypes]
      17 | void module_layout(struct module *mod,
         |      ^~~~~~~~~~~~~
   In file included from kernel/module/version.c:8:
   include/linux/module.h:374:12: warning: 'module_enforce_rwx_sections' defined but not used [-Wunused-function]
     374 | static int module_enforce_rwx_sections(Elf_Ehdr *hdr, Elf_Shdr *sechdrs,
         |            ^~~~~~~~~~~~~~~~~~~~~~~~~~~
   include/linux/module.h:373:13: warning: 'module_enable_ro' defined but not used [-Wunused-function]
     373 | static void module_enable_ro(const struct module *mod, bool after_init) {}
         |             ^~~~~~~~~~~~~~~~
   include/linux/module.h:372:13: warning: 'module_enable_nx' defined but not used [-Wunused-function]
     372 | static void module_enable_nx(const struct module *mod) { }
         |             ^~~~~~~~~~~~~~~~
   include/linux/module.h:356:13: warning: 'module_enable_x' defined but not used [-Wunused-function]
     356 | static void module_enable_x(const struct module *mod) { }
         |             ^~~~~~~~~~~~~~~


vim +/module_layout +17 kernel/module/version.c

    12	
    13	/*
    14	 * Generate the signature for all relevant module structures here.
    15	 * If these change, we don't want to try to parse the module.
    16	 */
  > 17	void module_layout(struct module *mod,
    18			   struct modversion_info *ver,
    19			   struct kernel_param *kp,
    20			   struct kernel_symbol *ks,
    21			   struct tracepoint * const *tp)
    22	{
    23	}
    24	EXPORT_SYMBOL(module_layout);
    25	

---
0-DAY CI Kernel Test Service, Intel Corporation
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