4:24 p.m.
tree: https://git.kernel.org/pub/scm/linux/kernel/git/peterz/queue.git locking/core
head: 2300c94a775d0f2a733ef11285cc0abe8126edf6
commit: 065af96d73df2653a2d7da572cf8ba57218479ef [6/7] locking/lockdep: Cleanup
reinit_class()
config: i386-randconfig-m021
(https://download.01.org/0day-ci/archive/20220212/202202121348.Uty03Al8-lk...)
compiler: gcc-9 (Debian 9.3.0-22) 9.3.0
reproduce (this is a W=1 build):
#
https://git.kernel.org/pub/scm/linux/kernel/git/peterz/queue.git/commit/?...
git remote add peterz-queue
https://git.kernel.org/pub/scm/linux/kernel/git/peterz/queue.git
git fetch --no-tags peterz-queue locking/core
git checkout 065af96d73df2653a2d7da572cf8ba57218479ef
# save the config file to linux build tree
mkdir build_dir
make W=1 O=build_dir ARCH=i386 SHELL=/bin/bash
If you fix the issue, kindly add following tag as appropriate
Reported-by: kernel test robot <lkp(a)intel.com>
All errors (new ones prefixed by >>):
In file included from <command-line>:
kernel/locking/lockdep.c: In function 'reinit_class':
> kernel/locking/lockdep.c:6017:57: error: 'offset'
undeclared (first use in this function); did you mean 'off_t'?
6017 |
BUILD_BUG_ON(offsetof(struct lock_class, lock_entry) > offset);
| ^~~~~~
include/linux/compiler_types.h:326:9: note: in definition of macro
'__compiletime_assert'
326 | if (!(condition)) \
| ^~~~~~~~~
include/linux/compiler_types.h:346:2: note: in expansion of macro
'_compiletime_assert'
346 | _compiletime_assert(condition, msg, __compiletime_assert_, __COUNTER__)
| ^~~~~~~~~~~~~~~~~~~
include/linux/build_bug.h:39:37: note: in expansion of macro
'compiletime_assert'
39 | #define BUILD_BUG_ON_MSG(cond, msg) compiletime_assert(!(cond), msg)
| ^~~~~~~~~~~~~~~~~~
include/linux/build_bug.h:50:2: note: in expansion of macro 'BUILD_BUG_ON_MSG'
50 | BUILD_BUG_ON_MSG(condition, "BUILD_BUG_ON failed: " #condition)
| ^~~~~~~~~~~~~~~~
kernel/locking/lockdep.c:6017:2: note: in expansion of macro 'BUILD_BUG_ON'
6017 | BUILD_BUG_ON(offsetof(struct lock_class, lock_entry) > offset);
| ^~~~~~~~~~~~
kernel/locking/lockdep.c:6017:57: note: each undeclared identifier is reported only
once for each function it appears in
6017 | BUILD_BUG_ON(offsetof(struct lock_class, lock_entry) > offset);
| ^~~~~~
include/linux/compiler_types.h:326:9: note: in definition of macro
'__compiletime_assert'
326 | if (!(condition)) \
| ^~~~~~~~~
include/linux/compiler_types.h:346:2: note: in expansion of macro
'_compiletime_assert'
346 | _compiletime_assert(condition, msg, __compiletime_assert_, __COUNTER__)
| ^~~~~~~~~~~~~~~~~~~
include/linux/build_bug.h:39:37: note: in expansion of macro
'compiletime_assert'
39 | #define BUILD_BUG_ON_MSG(cond, msg) compiletime_assert(!(cond), msg)
| ^~~~~~~~~~~~~~~~~~
include/linux/build_bug.h:50:2: note: in expansion of macro 'BUILD_BUG_ON_MSG'
50 | BUILD_BUG_ON_MSG(condition, "BUILD_BUG_ON failed: " #condition)
| ^~~~~~~~~~~~~~~~
kernel/locking/lockdep.c:6017:2: note: in expansion of macro 'BUILD_BUG_ON'
6017 | BUILD_BUG_ON(offsetof(struct lock_class, lock_entry) > offset);
| ^~~~~~~~~~~~
vim +6017 kernel/locking/lockdep.c
6011
6012 static void reinit_class(struct lock_class *class)
6013 {
6014 WARN_ON_ONCE(!class->lock_entry.next);
6015 WARN_ON_ONCE(!list_empty(&class->locks_after));
6016 WARN_ON_ONCE(!list_empty(&class->locks_before));
6017 BUILD_BUG_ON(offsetof(struct lock_class, lock_entry) >
offset);
6018 BUILD_BUG_ON(offsetof(struct lock_class, locks_after) >
offset);
6019 BUILD_BUG_ON(offsetof(struct lock_class, locks_before) > offset);
6020 memset_startat(class, 0, key);
6021 }
6022
---
0-DAY CI Kernel Test Service, Intel Corporation
https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org