[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'
kernel test robot
lkp at intel.com
Sat Apr 30 20:28:54 PDT 2022
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 at 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 at rasmusvillemoes.dk>
:::::: CC: Linus Torvalds <torvalds at linux-foundation.org>
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