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Date: Wed, 30 Nov 2022 10:22:48 +0800
From: kernel test robot <lkp@...el.com>
To: Allen Webb <allenwebb@...gle.com>,
Christophe Leroy <christophe.leroy@...roup.eu>
Cc: oe-kbuild-all@...ts.linux.dev,
Luis Chamberlain <mcgrof@...nel.org>,
Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
"linux-modules@...r.kernel.org" <linux-modules@...r.kernel.org>,
"linux-usb@...r.kernel.org" <linux-usb@...r.kernel.org>,
"Rafael J. Wysocki" <rafael@...nel.org>,
"linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
Allen Webb <allenwebb@...gle.com>
Subject: Re: [PATCH] modules: add modalias file to sysfs for modules.
Hi Allen,
Thank you for the patch! Yet something to improve:
[auto build test ERROR on driver-core/driver-core-testing]
[also build test ERROR on driver-core/driver-core-next driver-core/driver-core-linus mcgrof/modules-next usb/usb-testing usb/usb-next usb/usb-linus linus/master v6.1-rc7 next-20221129]
[If your patch is applied to the wrong git tree, kindly drop us a note.
And when submitting patch, we suggest to use '--base' as documented in
https://git-scm.com/docs/git-format-patch#_base_tree_information]
url: https://github.com/intel-lab-lkp/linux/commits/Allen-Webb/modules-add-modalias-file-to-sysfs-for-modules/20221129-041511
patch link: https://lore.kernel.org/r/20221128201332.3482092-1-allenwebb%40google.com
patch subject: [PATCH] modules: add modalias file to sysfs for modules.
config: arm-buildonly-randconfig-r003-20221128
compiler: arm-linux-gnueabi-gcc (GCC) 12.1.0
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/intel-lab-lkp/linux/commit/5f45459f50fc0240781c397065e1b7bafcc79e08
git remote add linux-review https://github.com/intel-lab-lkp/linux
git fetch --no-tags linux-review Allen-Webb/modules-add-modalias-file-to-sysfs-for-modules/20221129-041511
git checkout 5f45459f50fc0240781c397065e1b7bafcc79e08
# save the config file
mkdir build_dir && cp config build_dir/.config
COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-12.1.0 make.cross W=1 O=build_dir ARCH=arm SHELL=/bin/bash
If you fix the issue, kindly add following tag where applicable
| Reported-by: kernel test robot <lkp@...el.com>
All errors (new ones prefixed by >>):
In file included from include/linux/container_of.h:5,
from include/linux/kernel.h:21,
from kernel/params.c:6:
kernel/module/internal.h: In function 'mod_find':
>> include/linux/container_of.h:20:54: error: invalid use of undefined type 'struct module'
20 | 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:20:9: note: in expansion of macro 'static_assert'
20 | static_assert(__same_type(*(ptr), ((type *)0)->member) || \
| ^~~~~~~~~~~~~
include/linux/container_of.h:20:23: note: in expansion of macro '__same_type'
20 | static_assert(__same_type(*(ptr), ((type *)0)->member) || \
| ^~~~~~~~~~~
include/linux/rculist.h:307:9: note: in expansion of macro 'container_of'
307 | container_of(READ_ONCE(ptr), type, member)
| ^~~~~~~~~~~~
include/linux/rculist.h:391:20: note: in expansion of macro 'list_entry_rcu'
391 | pos = list_entry_rcu((head)->next, typeof(*pos), member); \
| ^~~~~~~~~~~~~~
kernel/module/internal.h:212:9: note: in expansion of macro 'list_for_each_entry_rcu'
212 | list_for_each_entry_rcu(mod, &modules, list,
| ^~~~~~~~~~~~~~~~~~~~~~~
include/linux/compiler_types.h:298:27: error: expression in static assertion is not an integer
298 | #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:20:9: note: in expansion of macro 'static_assert'
20 | static_assert(__same_type(*(ptr), ((type *)0)->member) || \
| ^~~~~~~~~~~~~
include/linux/container_of.h:20:23: note: in expansion of macro '__same_type'
20 | static_assert(__same_type(*(ptr), ((type *)0)->member) || \
| ^~~~~~~~~~~
include/linux/rculist.h:307:9: note: in expansion of macro 'container_of'
307 | container_of(READ_ONCE(ptr), type, member)
| ^~~~~~~~~~~~
include/linux/rculist.h:391:20: note: in expansion of macro 'list_entry_rcu'
391 | pos = list_entry_rcu((head)->next, typeof(*pos), member); \
| ^~~~~~~~~~~~~~
kernel/module/internal.h:212:9: note: in expansion of macro 'list_for_each_entry_rcu'
212 | list_for_each_entry_rcu(mod, &modules, list,
| ^~~~~~~~~~~~~~~~~~~~~~~
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/limits.h:6,
from include/linux/kernel.h:16:
>> include/linux/stddef.h:16:33: error: invalid use of undefined type 'struct module'
16 | #define offsetof(TYPE, MEMBER) __builtin_offsetof(TYPE, MEMBER)
| ^~~~~~~~~~~~~~~~~~
include/linux/container_of.h:23:28: note: in expansion of macro 'offsetof'
23 | ((type *)(__mptr - offsetof(type, member))); })
| ^~~~~~~~
include/linux/rculist.h:307:9: note: in expansion of macro 'container_of'
307 | container_of(READ_ONCE(ptr), type, member)
| ^~~~~~~~~~~~
include/linux/rculist.h:391:20: note: in expansion of macro 'list_entry_rcu'
391 | pos = list_entry_rcu((head)->next, typeof(*pos), member); \
| ^~~~~~~~~~~~~~
kernel/module/internal.h:212:9: note: in expansion of macro 'list_for_each_entry_rcu'
212 | list_for_each_entry_rcu(mod, &modules, list,
| ^~~~~~~~~~~~~~~~~~~~~~~
In file included from include/linux/pid.h:5,
from include/linux/sched.h:14,
from include/linux/sched/mm.h:7,
from include/linux/xarray.h:19,
from include/linux/radix-tree.h:21,
from include/linux/idr.h:15,
from include/linux/kernfs.h:12,
from include/linux/sysfs.h:16,
from include/linux/kobject.h:20,
from include/linux/module.h:21,
from kernel/params.c:9:
>> include/linux/rculist.h:392:21: error: invalid use of undefined type 'struct module'
392 | &pos->member != (head); \
| ^~
kernel/module/internal.h:212:9: note: in expansion of macro 'list_for_each_entry_rcu'
212 | list_for_each_entry_rcu(mod, &modules, list,
| ^~~~~~~~~~~~~~~~~~~~~~~
include/linux/rculist.h:393:41: error: invalid use of undefined type 'struct module'
393 | pos = list_entry_rcu(pos->member.next, typeof(*pos), member))
| ^~
include/linux/container_of.h:19:33: note: in definition of macro 'container_of'
19 | void *__mptr = (void *)(ptr); \
| ^~~
include/linux/compiler_types.h:345:9: note: in expansion of macro '__compiletime_assert'
345 | __compiletime_assert(condition, msg, prefix, suffix)
| ^~~~~~~~~~~~~~~~~~~~
include/linux/compiler_types.h:357:9: note: in expansion of macro '_compiletime_assert'
357 | _compiletime_assert(condition, msg, __compiletime_assert_, __COUNTER__)
| ^~~~~~~~~~~~~~~~~~~
include/asm-generic/rwonce.h:36:9: note: in expansion of macro 'compiletime_assert'
36 | compiletime_assert(__native_word(t) || sizeof(t) == sizeof(long long), \
| ^~~~~~~~~~~~~~~~~~
include/asm-generic/rwonce.h:36:28: note: in expansion of macro '__native_word'
36 | compiletime_assert(__native_word(t) || sizeof(t) == sizeof(long long), \
| ^~~~~~~~~~~~~
include/asm-generic/rwonce.h:49:9: note: in expansion of macro 'compiletime_assert_rwonce_type'
49 | compiletime_assert_rwonce_type(x); \
| ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
include/linux/rculist.h:307:22: note: in expansion of macro 'READ_ONCE'
307 | container_of(READ_ONCE(ptr), type, member)
| ^~~~~~~~~
include/linux/rculist.h:393:23: note: in expansion of macro 'list_entry_rcu'
393 | pos = list_entry_rcu(pos->member.next, typeof(*pos), member))
| ^~~~~~~~~~~~~~
kernel/module/internal.h:212:9: note: in expansion of macro 'list_for_each_entry_rcu'
212 | list_for_each_entry_rcu(mod, &modules, list,
| ^~~~~~~~~~~~~~~~~~~~~~~
include/linux/rculist.h:393:41: error: invalid use of undefined type 'struct module'
393 | pos = list_entry_rcu(pos->member.next, typeof(*pos), member))
| ^~
include/linux/container_of.h:19:33: note: in definition of macro 'container_of'
19 | void *__mptr = (void *)(ptr); \
| ^~~
include/linux/compiler_types.h:345:9: note: in expansion of macro '__compiletime_assert'
345 | __compiletime_assert(condition, msg, prefix, suffix)
| ^~~~~~~~~~~~~~~~~~~~
include/linux/compiler_types.h:357:9: note: in expansion of macro '_compiletime_assert'
357 | _compiletime_assert(condition, msg, __compiletime_assert_, __COUNTER__)
| ^~~~~~~~~~~~~~~~~~~
include/asm-generic/rwonce.h:36:9: note: in expansion of macro 'compiletime_assert'
36 | compiletime_assert(__native_word(t) || sizeof(t) == sizeof(long long), \
| ^~~~~~~~~~~~~~~~~~
include/asm-generic/rwonce.h:36:28: note: in expansion of macro '__native_word'
36 | compiletime_assert(__native_word(t) || sizeof(t) == sizeof(long long), \
| ^~~~~~~~~~~~~
include/asm-generic/rwonce.h:49:9: note: in expansion of macro 'compiletime_assert_rwonce_type'
49 | compiletime_assert_rwonce_type(x); \
| ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
include/linux/rculist.h:307:22: note: in expansion of macro 'READ_ONCE'
307 | container_of(READ_ONCE(ptr), type, member)
| ^~~~~~~~~
include/linux/rculist.h:393:23: note: in expansion of macro 'list_entry_rcu'
393 | pos = list_entry_rcu(pos->member.next, typeof(*pos), member))
| ^~~~~~~~~~~~~~
kernel/module/internal.h:212:9: note: in expansion of macro 'list_for_each_entry_rcu'
212 | list_for_each_entry_rcu(mod, &modules, list,
| ^~~~~~~~~~~~~~~~~~~~~~~
include/linux/rculist.h:393:41: error: invalid use of undefined type 'struct module'
393 | pos = list_entry_rcu(pos->member.next, typeof(*pos), member))
| ^~
include/linux/container_of.h:19:33: note: in definition of macro 'container_of'
19 | void *__mptr = (void *)(ptr); \
| ^~~
include/linux/compiler_types.h:345:9: note: in expansion of macro '__compiletime_assert'
345 | __compiletime_assert(condition, msg, prefix, suffix)
| ^~~~~~~~~~~~~~~~~~~~
include/linux/compiler_types.h:357:9: note: in expansion of macro '_compiletime_assert'
357 | _compiletime_assert(condition, msg, __compiletime_assert_, __COUNTER__)
| ^~~~~~~~~~~~~~~~~~~
include/asm-generic/rwonce.h:36:9: note: in expansion of macro 'compiletime_assert'
36 | compiletime_assert(__native_word(t) || sizeof(t) == sizeof(long long), \
| ^~~~~~~~~~~~~~~~~~
include/asm-generic/rwonce.h:36:28: note: in expansion of macro '__native_word'
36 | compiletime_assert(__native_word(t) || sizeof(t) == sizeof(long long), \
| ^~~~~~~~~~~~~
include/asm-generic/rwonce.h:49:9: note: in expansion of macro 'compiletime_assert_rwonce_type'
49 | compiletime_assert_rwonce_type(x); \
| ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
include/linux/rculist.h:307:22: note: in expansion of macro 'READ_ONCE'
307 | container_of(READ_ONCE(ptr), type, member)
| ^~~~~~~~~
include/linux/rculist.h:393:23: note: in expansion of macro 'list_entry_rcu'
393 | pos = list_entry_rcu(pos->member.next, typeof(*pos), member))
| ^~~~~~~~~~~~~~
kernel/module/internal.h:212:9: note: in expansion of macro 'list_for_each_entry_rcu'
212 | list_for_each_entry_rcu(mod, &modules, list,
| ^~~~~~~~~~~~~~~~~~~~~~~
include/linux/rculist.h:393:41: error: invalid use of undefined type 'struct module'
393 | pos = list_entry_rcu(pos->member.next, typeof(*pos), member))
| ^~
include/linux/container_of.h:19:33: note: in definition of macro 'container_of'
19 | void *__mptr = (void *)(ptr); \
--
| ^~~~~~~~~
include/linux/rculist.h:393:23: note: in expansion of macro 'list_entry_rcu'
393 | pos = list_entry_rcu(pos->member.next, typeof(*pos), member))
| ^~~~~~~~~~~~~~
kernel/module/internal.h:212:9: note: in expansion of macro 'list_for_each_entry_rcu'
212 | list_for_each_entry_rcu(mod, &modules, list,
| ^~~~~~~~~~~~~~~~~~~~~~~
include/linux/rculist.h:393:41: error: invalid use of undefined type 'struct module'
393 | pos = list_entry_rcu(pos->member.next, typeof(*pos), 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:20:9: note: in expansion of macro 'static_assert'
20 | static_assert(__same_type(*(ptr), ((type *)0)->member) || \
| ^~~~~~~~~~~~~
include/linux/container_of.h:20:23: note: in expansion of macro '__same_type'
20 | static_assert(__same_type(*(ptr), ((type *)0)->member) || \
| ^~~~~~~~~~~
include/linux/rculist.h:307:9: note: in expansion of macro 'container_of'
307 | container_of(READ_ONCE(ptr), type, member)
| ^~~~~~~~~~~~
include/linux/compiler_types.h:345:9: note: in expansion of macro '__compiletime_assert'
345 | __compiletime_assert(condition, msg, prefix, suffix)
| ^~~~~~~~~~~~~~~~~~~~
include/linux/compiler_types.h:357:9: note: in expansion of macro '_compiletime_assert'
357 | _compiletime_assert(condition, msg, __compiletime_assert_, __COUNTER__)
| ^~~~~~~~~~~~~~~~~~~
include/asm-generic/rwonce.h:36:9: note: in expansion of macro 'compiletime_assert'
36 | compiletime_assert(__native_word(t) || sizeof(t) == sizeof(long long), \
| ^~~~~~~~~~~~~~~~~~
include/asm-generic/rwonce.h:49:9: note: in expansion of macro 'compiletime_assert_rwonce_type'
49 | compiletime_assert_rwonce_type(x); \
| ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
include/linux/rculist.h:307:22: note: in expansion of macro 'READ_ONCE'
307 | container_of(READ_ONCE(ptr), type, member)
| ^~~~~~~~~
include/linux/rculist.h:393:23: note: in expansion of macro 'list_entry_rcu'
393 | pos = list_entry_rcu(pos->member.next, typeof(*pos), member))
| ^~~~~~~~~~~~~~
kernel/module/internal.h:212:9: note: in expansion of macro 'list_for_each_entry_rcu'
212 | list_for_each_entry_rcu(mod, &modules, list,
| ^~~~~~~~~~~~~~~~~~~~~~~
include/linux/rculist.h:393:41: error: invalid use of undefined type 'struct module'
393 | pos = list_entry_rcu(pos->member.next, typeof(*pos), 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:20:9: note: in expansion of macro 'static_assert'
20 | static_assert(__same_type(*(ptr), ((type *)0)->member) || \
| ^~~~~~~~~~~~~
include/linux/container_of.h:20:23: note: in expansion of macro '__same_type'
20 | static_assert(__same_type(*(ptr), ((type *)0)->member) || \
| ^~~~~~~~~~~
include/linux/rculist.h:307:9: note: in expansion of macro 'container_of'
307 | container_of(READ_ONCE(ptr), type, member)
| ^~~~~~~~~~~~
include/asm-generic/rwonce.h:44:43: note: in expansion of macro '__unqual_scalar_typeof'
44 | #define __READ_ONCE(x) (*(const volatile __unqual_scalar_typeof(x) *)&(x))
| ^~~~~~~~~~~~~~~~~~~~~~
include/asm-generic/rwonce.h:50:9: note: in expansion of macro '__READ_ONCE'
50 | __READ_ONCE(x); \
| ^~~~~~~~~~~
include/linux/rculist.h:307:22: note: in expansion of macro 'READ_ONCE'
307 | container_of(READ_ONCE(ptr), type, member)
| ^~~~~~~~~
include/linux/rculist.h:393:23: note: in expansion of macro 'list_entry_rcu'
393 | pos = list_entry_rcu(pos->member.next, typeof(*pos), member))
| ^~~~~~~~~~~~~~
kernel/module/internal.h:212:9: note: in expansion of macro 'list_for_each_entry_rcu'
212 | list_for_each_entry_rcu(mod, &modules, list,
| ^~~~~~~~~~~~~~~~~~~~~~~
include/linux/rculist.h:393:41: error: invalid use of undefined type 'struct module'
393 | pos = list_entry_rcu(pos->member.next, typeof(*pos), 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:20:9: note: in expansion of macro 'static_assert'
20 | static_assert(__same_type(*(ptr), ((type *)0)->member) || \
| ^~~~~~~~~~~~~
include/linux/container_of.h:20:23: note: in expansion of macro '__same_type'
20 | static_assert(__same_type(*(ptr), ((type *)0)->member) || \
| ^~~~~~~~~~~
include/linux/rculist.h:307:9: note: in expansion of macro 'container_of'
307 | container_of(READ_ONCE(ptr), type, member)
| ^~~~~~~~~~~~
include/asm-generic/rwonce.h:50:9: note: in expansion of macro '__READ_ONCE'
50 | __READ_ONCE(x); \
| ^~~~~~~~~~~
include/linux/rculist.h:307:22: note: in expansion of macro 'READ_ONCE'
307 | container_of(READ_ONCE(ptr), type, member)
| ^~~~~~~~~
include/linux/rculist.h:393:23: note: in expansion of macro 'list_entry_rcu'
393 | pos = list_entry_rcu(pos->member.next, typeof(*pos), member))
| ^~~~~~~~~~~~~~
kernel/module/internal.h:212:9: note: in expansion of macro 'list_for_each_entry_rcu'
212 | list_for_each_entry_rcu(mod, &modules, list,
| ^~~~~~~~~~~~~~~~~~~~~~~
>> include/linux/container_of.h:20:54: error: invalid use of undefined type 'struct module'
20 | 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:20:9: note: in expansion of macro 'static_assert'
20 | static_assert(__same_type(*(ptr), ((type *)0)->member) || \
| ^~~~~~~~~~~~~
include/linux/container_of.h:20:23: note: in expansion of macro '__same_type'
20 | static_assert(__same_type(*(ptr), ((type *)0)->member) || \
| ^~~~~~~~~~~
include/linux/rculist.h:307:9: note: in expansion of macro 'container_of'
307 | container_of(READ_ONCE(ptr), type, member)
| ^~~~~~~~~~~~
include/linux/rculist.h:393:23: note: in expansion of macro 'list_entry_rcu'
393 | pos = list_entry_rcu(pos->member.next, typeof(*pos), member))
| ^~~~~~~~~~~~~~
kernel/module/internal.h:212:9: note: in expansion of macro 'list_for_each_entry_rcu'
212 | list_for_each_entry_rcu(mod, &modules, list,
| ^~~~~~~~~~~~~~~~~~~~~~~
include/linux/rculist.h:393:41: error: invalid use of undefined type 'struct module'
393 | pos = list_entry_rcu(pos->member.next, typeof(*pos), 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:20:9: note: in expansion of macro 'static_assert'
20 | static_assert(__same_type(*(ptr), ((type *)0)->member) || \
| ^~~~~~~~~~~~~
include/linux/container_of.h:21:23: note: in expansion of macro '__same_type'
21 | __same_type(*(ptr), void), \
| ^~~~~~~~~~~
include/linux/rculist.h:307:9: note: in expansion of macro 'container_of'
307 | container_of(READ_ONCE(ptr), type, member)
| ^~~~~~~~~~~~
include/linux/compiler_types.h:345:9: note: in expansion of macro '__compiletime_assert'
345 | __compiletime_assert(condition, msg, prefix, suffix)
| ^~~~~~~~~~~~~~~~~~~~
include/linux/compiler_types.h:357:9: note: in expansion of macro '_compiletime_assert'
357 | _compiletime_assert(condition, msg, __compiletime_assert_, __COUNTER__)
| ^~~~~~~~~~~~~~~~~~~
include/asm-generic/rwonce.h:36:9: note: in expansion of macro 'compiletime_assert'
36 | compiletime_assert(__native_word(t) || sizeof(t) == sizeof(long long), \
| ^~~~~~~~~~~~~~~~~~
include/asm-generic/rwonce.h:36:28: note: in expansion of macro '__native_word'
36 | compiletime_assert(__native_word(t) || sizeof(t) == sizeof(long long), \
| ^~~~~~~~~~~~~
include/asm-generic/rwonce.h:49:9: note: in expansion of macro 'compiletime_assert_rwonce_type'
49 | compiletime_assert_rwonce_type(x); \
| ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
include/linux/rculist.h:307:22: note: in expansion of macro 'READ_ONCE'
307 | container_of(READ_ONCE(ptr), type, member)
| ^~~~~~~~~
include/linux/rculist.h:393:23: note: in expansion of macro 'list_entry_rcu'
393 | pos = list_entry_rcu(pos->member.next, typeof(*pos), member))
| ^~~~~~~~~~~~~~
kernel/module/internal.h:212:9: note: in expansion of macro 'list_for_each_entry_rcu'
212 | list_for_each_entry_rcu(mod, &modules, list,
| ^~~~~~~~~~~~~~~~~~~~~~~
include/linux/rculist.h:393:41: error: invalid use of undefined type 'struct module'
393 | pos = list_entry_rcu(pos->member.next, typeof(*pos), 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:20:9: note: in expansion of macro 'static_assert'
20 | static_assert(__same_type(*(ptr), ((type *)0)->member) || \
| ^~~~~~~~~~~~~
include/linux/container_of.h:21:23: note: in expansion of macro '__same_type'
21 | __same_type(*(ptr), void), \
| ^~~~~~~~~~~
include/linux/rculist.h:307:9: note: in expansion of macro 'container_of'
307 | container_of(READ_ONCE(ptr), type, member)
| ^~~~~~~~~~~~
include/linux/compiler_types.h:345:9: note: in expansion of macro '__compiletime_assert'
345 | __compiletime_assert(condition, msg, prefix, suffix)
| ^~~~~~~~~~~~~~~~~~~~
include/linux/compiler_types.h:357:9: note: in expansion of macro '_compiletime_assert'
357 | _compiletime_assert(condition, msg, __compiletime_assert_, __COUNTER__)
| ^~~~~~~~~~~~~~~~~~~
include/asm-generic/rwonce.h:36:9: note: in expansion of macro 'compiletime_assert'
36 | compiletime_assert(__native_word(t) || sizeof(t) == sizeof(long long), \
| ^~~~~~~~~~~~~~~~~~
include/asm-generic/rwonce.h:36:28: note: in expansion of macro '__native_word'
36 | compiletime_assert(__native_word(t) || sizeof(t) == sizeof(long long), \
| ^~~~~~~~~~~~~
include/asm-generic/rwonce.h:49:9: note: in expansion of macro 'compiletime_assert_rwonce_type'
49 | compiletime_assert_rwonce_type(x); \
| ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
include/linux/rculist.h:307:22: note: in expansion of macro 'READ_ONCE'
307 | container_of(READ_ONCE(ptr), type, member)
| ^~~~~~~~~
include/linux/rculist.h:393:23: note: in expansion of macro 'list_entry_rcu'
393 | pos = list_entry_rcu(pos->member.next, typeof(*pos), member))
| ^~~~~~~~~~~~~~
kernel/module/internal.h:212:9: note: in expansion of macro 'list_for_each_entry_rcu'
212 | list_for_each_entry_rcu(mod, &modules, list,
| ^~~~~~~~~~~~~~~~~~~~~~~
include/linux/rculist.h:393:41: error: invalid use of undefined type 'struct module'
393 | pos = list_entry_rcu(pos->member.next, typeof(*pos), member))
..
vim +20 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 *
7376e561fd2e01 Sakari Ailus 2022-10-24 16 * WARNING: any const qualifier of @ptr is lost.
d2a8ebbf8192b8 Andy Shevchenko 2021-11-08 17 */
d2a8ebbf8192b8 Andy Shevchenko 2021-11-08 18 #define container_of(ptr, type, member) ({ \
d2a8ebbf8192b8 Andy Shevchenko 2021-11-08 19 void *__mptr = (void *)(ptr); \
e1edc277e6f6df Rasmus Villemoes 2021-11-08 @20 static_assert(__same_type(*(ptr), ((type *)0)->member) || \
e1edc277e6f6df Rasmus Villemoes 2021-11-08 21 __same_type(*(ptr), void), \
d2a8ebbf8192b8 Andy Shevchenko 2021-11-08 22 "pointer type mismatch in container_of()"); \
d2a8ebbf8192b8 Andy Shevchenko 2021-11-08 23 ((type *)(__mptr - offsetof(type, member))); })
d2a8ebbf8192b8 Andy Shevchenko 2021-11-08 24
--
0-DAY CI Kernel Test Service
https://01.org/lkp
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