linux-kernel - [masahiroy:lto-cleanup-wip 53/61] scripts/mod/modpost.c:2311:52: error: 'struct symbol' has no member named 'is

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Date:   Thu, 5 May 2022 02:04:21 +0800
From:   kernel test robot <lkp@...el.com>
To:     Masahiro Yamada <masahiroy@...nel.org>
Cc:     kbuild-all@...ts.01.org, linux-kernel@...r.kernel.org
Subject: [masahiroy:lto-cleanup-wip 53/61] scripts/mod/modpost.c:2311:52:
 error: 'struct symbol' has no member named 'is_gpl'

tree:   https://git.kernel.org/pub/scm/linux/kernel/git/masahiroy/linux-kbuild.git lto-cleanup-wip
head:   63a6c25309d336a3bc7185d4fa17fc9e64485d95
commit: 14beda2dc5aff83f69fd5ecf83309250c5c03d79 [53/61] kbuild: embed symbol versions at final link of vmlinux or modules
config: um-i386_defconfig (https://download.01.org/0day-ci/archive/20220505/202205050152.9MufMAJv-lkp@intel.com/config)
compiler: gcc-11 (Debian 11.2.0-20) 11.2.0
reproduce (this is a W=1 build):
        # https://git.kernel.org/pub/scm/linux/kernel/git/masahiroy/linux-kbuild.git/commit/?id=14beda2dc5aff83f69fd5ecf83309250c5c03d79
        git remote add masahiroy https://git.kernel.org/pub/scm/linux/kernel/git/masahiroy/linux-kbuild.git
        git fetch --no-tags masahiroy lto-cleanup-wip
        git checkout 14beda2dc5aff83f69fd5ecf83309250c5c03d79
        # save the config file
        mkdir build_dir && cp config build_dir/.config
        make W=1 O=build_dir ARCH=um SUBARCH=i386 prepare

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

All errors (new ones prefixed by >>):

   arch/x86/um/user-offsets.c:17:6: warning: no previous prototype for 'foo' [-Wmissing-prototypes]
      17 | void foo(void)
         |      ^~~
   scripts/mod/modpost.c: In function 'add_exported_symversions':
>> scripts/mod/modpost.c:2311:52: error: 'struct symbol' has no member named 'is_gpl'
    2311 |                            sym->name, sym->crc, sym->is_gpl ? "_gpl" : "");
         |                                                    ^~
   make[2]: *** [scripts/Makefile.host:112: scripts/mod/modpost.o] Error 1
   make[2]: Target '__build' not remade because of errors.
   make[1]: *** [Makefile:1194: prepare0] Error 2
   make[1]: Target 'prepare' not remade because of errors.
   make: *** [Makefile:219: __sub-make] Error 2
   make: Target 'prepare' not remade because of errors.


vim +2311 scripts/mod/modpost.c

  2287	
  2288	/* Record CRCs for exported symbols */
  2289	static void add_exported_symversions(struct buffer *buf, struct module *mod)
  2290	{
  2291		struct symbol *sym;
  2292	
  2293		if (!modversions)
  2294			return;
  2295	
  2296		buf_printf(buf,
  2297			   "\n"
  2298			   "#include <linux/symversion.h>\n"
  2299			   "\n");
  2300	
  2301		list_for_each_entry(sym, &mod->exported_symbols, list) {
  2302			if (!sym->crc_valid) {
  2303				warn("EXPORT symbol \"%s\" [%s%s] version generation failed, symbol will not be versioned.\n"
  2304				     "Is \"%s\" prototyped in <asm/asm-prototypes.h>?\n",
  2305				     sym->name, mod->name, mod->is_vmlinux ? "" : ".ko",
  2306				     sym->name);
  2307				continue;
  2308			}
  2309	
  2310			buf_printf(buf, "SYMBOL_CRC(%s, 0x%08x, \"%s\");\n",
> 2311				   sym->name, sym->crc, sym->is_gpl ? "_gpl" : "");
  2312		}
  2313	}
  2314	

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