Re: [RFC PATCH v4 05/13] module: Move arch strict rwx support to 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 ERROR on a97ac8cb24a3c3ad74794adb83717ef1605d1b47]

url:    https://github.com/0day-ci/linux/commits/Aaron-Tomlin/module-core-code-clean-up/20220131-053513
base:   a97ac8cb24a3c3ad74794adb83717ef1605d1b47
config: alpha-defconfig (https://download.01.org/0day-ci/archive/20220131/202201310741.tqS377JB-lkp(a)intel.com/config)
compiler: alpha-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/c477877f82664471f1c5f9fee2560d91795d10dd
        git remote add linux-review https://github.com/0day-ci/linux
        git fetch --no-tags linux-review Aaron-Tomlin/module-core-code-clean-up/20220131-053513
        git checkout c477877f82664471f1c5f9fee2560d91795d10dd
        # 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=alpha SHELL=/bin/bash arch/alpha/

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

All errors (new ones prefixed by >>):

   In file included from include/linux/device/driver.h:21,
                    from include/linux/device.h:32,
                    from include/linux/blk_types.h:11,
                    from include/linux/writeback.h:13,
                    from include/linux/memcontrol.h:22,
                    from include/linux/swap.h:9,
                    from arch/alpha/mm/init.c:20:
   include/linux/module.h: In function 'is_livepatch_module':
   include/linux/module.h:686:26: error: 'struct module' has no member named 'klp'; did you mean 'kp'?
     686 |                 if (mod->klp)
         |                          ^~~
         |                          kp
   include/linux/module.h: In function 'set_livepatch_module':
   include/linux/module.h:695:22: error: 'struct module' has no member named 'klp'; did you mean 'kp'?
     695 |                 mod->klp = true;
         |                      ^~~
         |                      kp
   arch/alpha/mm/init.c: At top level:
   arch/alpha/mm/init.c:261:1: error: no previous prototype for 'srm_paging_stop' [-Werror=missing-prototypes]
     261 | srm_paging_stop (void)
         | ^~~~~~~~~~~~~~~
   In file included from include/linux/device/driver.h:21,
                    from include/linux/device.h:32,
                    from include/linux/blk_types.h:11,
                    from include/linux/writeback.h:13,
                    from include/linux/memcontrol.h:22,
                    from include/linux/swap.h:9,
                    from arch/alpha/mm/init.c:20:
>> include/linux/module.h:356:13: error: 'module_enable_x' defined but not used [-Werror=unused-function]
     356 | static void module_enable_x(const struct module *mod) { }
         |             ^~~~~~~~~~~~~~~
   cc1: all warnings being treated as errors
--
   In file included from include/linux/kallsyms.h:14,
                    from include/linux/ftrace.h:12,
                    from include/linux/perf_event.h:49,
                    from arch/alpha/mm/fault.c:28:
   include/linux/module.h: In function 'is_livepatch_module':
   include/linux/module.h:686:26: error: 'struct module' has no member named 'klp'; did you mean 'kp'?
     686 |                 if (mod->klp)
         |                          ^~~
         |                          kp
   include/linux/module.h: In function 'set_livepatch_module':
   include/linux/module.h:695:22: error: 'struct module' has no member named 'klp'; did you mean 'kp'?
     695 |                 mod->klp = true;
         |                      ^~~
         |                      kp
   arch/alpha/mm/fault.c: At top level:
   arch/alpha/mm/fault.c:85:1: error: no previous prototype for 'do_page_fault' [-Werror=missing-prototypes]
      85 | do_page_fault(unsigned long address, unsigned long mmcsr,
         | ^~~~~~~~~~~~~
   In file included from include/linux/kallsyms.h:14,
                    from include/linux/ftrace.h:12,
                    from include/linux/perf_event.h:49,
                    from arch/alpha/mm/fault.c:28:
>> include/linux/module.h:356:13: error: 'module_enable_x' defined but not used [-Werror=unused-function]
     356 | static void module_enable_x(const struct module *mod) { }
         |             ^~~~~~~~~~~~~~~
   cc1: all warnings being treated as errors


vim +/module_enable_x +356 include/linux/module.h

   355	
 > 356	static void module_enable_x(const struct module *mod) { }
   357	#endif /* CONFIG_ARCH_HAS_STRICT_MODULE_RWX */
   358	

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