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From: kernel test robot <lkp@intel.com>
To: Allen Pais <apais@linux.microsoft.com>
Cc: kbuild-all@lists.01.org, linux-arm-kernel@lists.infradead.org,
	Linus Walleij <linus.walleij@linaro.org>
Subject: [linusw-nomadik:ux500-charging-v5.18-rc1 14/14] include/linux/container_of.h:19:54: error: invalid use of undefined type 'struct at_xdmac_work'
Date: Sun, 1 May 2022 11:28:54 +0800	[thread overview]
Message-ID: <202205011120.Td3kUVpn-lkp@intel.com> (raw)

tree:   https://git.kernel.org/pub/scm/linux/kernel/git/linusw/linux-nomadik.git ux500-charging-v5.18-rc1
head:   1e198cb5bdd34fd231f456c23fe57d35d71fdeda
commit: 1e198cb5bdd34fd231f456c23fe57d35d71fdeda [14/14] drivers/dma/*: replace tasklets with workqueue
config: arm-sama5_defconfig (https://download.01.org/0day-ci/archive/20220501/202205011120.Td3kUVpn-lkp@intel.com/config)
compiler: arm-linux-gnueabi-gcc (GCC) 11.3.0
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/linusw/linux-nomadik.git/commit/?id=1e198cb5bdd34fd231f456c23fe57d35d71fdeda
        git remote add linusw-nomadik https://git.kernel.org/pub/scm/linux/kernel/git/linusw/linux-nomadik.git
        git fetch --no-tags linusw-nomadik ux500-charging-v5.18-rc1
        git checkout 1e198cb5bdd34fd231f456c23fe57d35d71fdeda
        # save the config file
        mkdir build_dir && cp config build_dir/.config
        COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-11.3.0 make.cross W=1 O=build_dir ARCH=arm SHELL=/bin/bash

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/container_of.h:5,
                    from include/linux/kernel.h:21,
                    from include/linux/clk.h:13,
                    from drivers/dma/at_xdmac.c:12:
   drivers/dma/at_xdmac.c: In function 'at_xdmac_work':
>> include/linux/container_of.h:19:54: error: invalid use of undefined type 'struct at_xdmac_work'
      19 |         static_assert(__same_type(*(ptr), ((type *)0)->member) ||       \
         |                                                      ^~
   include/linux/build_bug.h:78:56: note: in definition of macro '__static_assert'
      78 | #define __static_assert(expr, msg, ...) _Static_assert(expr, msg)
         |                                                        ^~~~
   include/linux/container_of.h:19:9: note: in expansion of macro 'static_assert'
      19 |         static_assert(__same_type(*(ptr), ((type *)0)->member) ||       \
         |         ^~~~~~~~~~~~~
   include/linux/container_of.h:19:23: note: in expansion of macro '__same_type'
      19 |         static_assert(__same_type(*(ptr), ((type *)0)->member) ||       \
         |                       ^~~~~~~~~~~
   drivers/dma/at_xdmac.c:1668:17: note: in expansion of macro 'container_of'
    1668 |                 container_of(work, struct at_xdmac_work, work);
         |                 ^~~~~~~~~~~~
   include/linux/compiler_types.h:293:27: error: expression in static assertion is not an integer
     293 | #define __same_type(a, b) __builtin_types_compatible_p(typeof(a), typeof(b))
         |                           ^~~~~~~~~~~~~~~~~~~~~~~~~~~~
   include/linux/build_bug.h:78:56: note: in definition of macro '__static_assert'
      78 | #define __static_assert(expr, msg, ...) _Static_assert(expr, msg)
         |                                                        ^~~~
   include/linux/container_of.h:19:9: note: in expansion of macro 'static_assert'
      19 |         static_assert(__same_type(*(ptr), ((type *)0)->member) ||       \
         |         ^~~~~~~~~~~~~
   include/linux/container_of.h:19:23: note: in expansion of macro '__same_type'
      19 |         static_assert(__same_type(*(ptr), ((type *)0)->member) ||       \
         |                       ^~~~~~~~~~~
   drivers/dma/at_xdmac.c:1668:17: note: in expansion of macro 'container_of'
    1668 |                 container_of(work, struct at_xdmac_work, work);
         |                 ^~~~~~~~~~~~
   In file included from include/uapi/linux/posix_types.h:5,
                    from include/uapi/linux/types.h:14,
                    from include/linux/types.h:6,
                    from include/linux/kasan-checks.h:5,
                    from include/asm-generic/rwonce.h:26,
                    from ./arch/arm/include/generated/asm/rwonce.h:1,
                    from include/linux/compiler.h:248,
                    from include/asm-generic/barrier.h:16,
                    from arch/arm/include/asm/barrier.h:100,
                    from drivers/dma/at_xdmac.c:10:
>> include/linux/stddef.h:16:33: error: invalid use of undefined type 'struct at_xdmac_work'
      16 | #define offsetof(TYPE, MEMBER)  __builtin_offsetof(TYPE, MEMBER)
         |                                 ^~~~~~~~~~~~~~~~~~
   include/linux/container_of.h:22:28: note: in expansion of macro 'offsetof'
      22 |         ((type *)(__mptr - offsetof(type, member))); })
         |                            ^~~~~~~~
   drivers/dma/at_xdmac.c:1668:17: note: in expansion of macro 'container_of'
    1668 |                 container_of(work, struct at_xdmac_work, work);
         |                 ^~~~~~~~~~~~


vim +19 include/linux/container_of.h

d2a8ebbf8192b8 Andy Shevchenko  2021-11-08   9  
d2a8ebbf8192b8 Andy Shevchenko  2021-11-08  10  /**
d2a8ebbf8192b8 Andy Shevchenko  2021-11-08  11   * container_of - cast a member of a structure out to the containing structure
d2a8ebbf8192b8 Andy Shevchenko  2021-11-08  12   * @ptr:	the pointer to the member.
d2a8ebbf8192b8 Andy Shevchenko  2021-11-08  13   * @type:	the type of the container struct this is embedded in.
d2a8ebbf8192b8 Andy Shevchenko  2021-11-08  14   * @member:	the name of the member within the struct.
d2a8ebbf8192b8 Andy Shevchenko  2021-11-08  15   *
d2a8ebbf8192b8 Andy Shevchenko  2021-11-08  16   */
d2a8ebbf8192b8 Andy Shevchenko  2021-11-08  17  #define container_of(ptr, type, member) ({				\
d2a8ebbf8192b8 Andy Shevchenko  2021-11-08  18  	void *__mptr = (void *)(ptr);					\
e1edc277e6f6df Rasmus Villemoes 2021-11-08 @19  	static_assert(__same_type(*(ptr), ((type *)0)->member) ||	\
e1edc277e6f6df Rasmus Villemoes 2021-11-08  20  		      __same_type(*(ptr), void),			\
d2a8ebbf8192b8 Andy Shevchenko  2021-11-08  21  		      "pointer type mismatch in container_of()");	\
d2a8ebbf8192b8 Andy Shevchenko  2021-11-08  22  	((type *)(__mptr - offsetof(type, member))); })
d2a8ebbf8192b8 Andy Shevchenko  2021-11-08  23  

:::::: The code at line 19 was first introduced by commit
:::::: e1edc277e6f6dfb372216522dfc57f9381c39e35 linux/container_of.h: switch to static_assert

:::::: TO: Rasmus Villemoes <linux@rasmusvillemoes.dk>
:::::: CC: Linus Torvalds <torvalds@linux-foundation.org>

-- 
0-DAY CI Kernel Test Service
https://01.org/lkp

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                 reply	other threads:[~2022-05-01  3:30 UTC|newest]

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