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Message-ID: <202303131346.U0sUkZH1-lkp@intel.com>
Date: Mon, 13 Mar 2023 13:59:20 +0800
From: kernel test robot <lkp@...el.com>
To: Vineet Gupta <vgupta@...nel.org>
Cc: oe-kbuild-all@...ts.linux.dev, linux-kernel@...r.kernel.org,
linux-snps-arc@...ts.infradead.org
Subject: include/linux/compiler_types.h:328:45: error: call to
'__compiletime_assert_290' declared with attribute error: BUILD_BUG_ON
failed: (PTRS_PER_PTE * sizeof(pte_t)) > PAGE_SIZE
Hi Vineet,
FYI, the error/warning still remains.
tree: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master
head: eeac8ede17557680855031c6f305ece2378af326
commit: d9820ff76f95fa26d33e412254a89cd65b23142d ARC: mm: switch pgtable_t back to struct page *
date: 1 year, 7 months ago
config: arc-randconfig-r034-20230312 (https://download.01.org/0day-ci/archive/20230313/202303131346.U0sUkZH1-lkp@intel.com/config)
compiler: arceb-elf-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://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=d9820ff76f95fa26d33e412254a89cd65b23142d
git remote add linus https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
git fetch --no-tags linus master
git checkout d9820ff76f95fa26d33e412254a89cd65b23142d
# save the config file
mkdir build_dir && cp config build_dir/.config
COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-12.1.0 make.cross W=1 O=build_dir ARCH=arc olddefconfig
COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-12.1.0 make.cross W=1 O=build_dir ARCH=arc SHELL=/bin/bash arch/arc/mm/
If you fix the issue, kindly add following tag where applicable
| Reported-by: kernel test robot <lkp@...el.com>
| Link: https://lore.kernel.org/oe-kbuild-all/202303131346.U0sUkZH1-lkp@intel.com/
All errors (new ones prefixed by >>):
arch/arc/mm/init.c:35:13: warning: no previous prototype for 'arc_get_mem_sz' [-Wmissing-prototypes]
35 | long __init arc_get_mem_sz(void)
| ^~~~~~~~~~~~~~
arch/arc/mm/init.c:88:13: warning: no previous prototype for 'setup_arch_memory' [-Wmissing-prototypes]
88 | void __init setup_arch_memory(void)
| ^~~~~~~~~~~~~~~~~
In file included from <command-line>:
arch/arc/mm/init.c: In function 'mem_init':
>> include/linux/compiler_types.h:328:45: error: call to '__compiletime_assert_290' declared with attribute error: BUILD_BUG_ON failed: (PTRS_PER_PTE * sizeof(pte_t)) > PAGE_SIZE
328 | _compiletime_assert(condition, msg, __compiletime_assert_, __COUNTER__)
| ^
include/linux/compiler_types.h:309:25: note: in definition of macro '__compiletime_assert'
309 | prefix ## suffix(); \
| ^~~~~~
include/linux/compiler_types.h:328:9: note: in expansion of macro '_compiletime_assert'
328 | _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:50:9: note: in expansion of macro 'BUILD_BUG_ON_MSG'
50 | BUILD_BUG_ON_MSG(condition, "BUILD_BUG_ON failed: " #condition)
| ^~~~~~~~~~~~~~~~
arch/arc/mm/init.c:194:9: note: in expansion of macro 'BUILD_BUG_ON'
194 | BUILD_BUG_ON((PTRS_PER_PTE * sizeof(pte_t)) > PAGE_SIZE);
| ^~~~~~~~~~~~
vim +/__compiletime_assert_290 +328 include/linux/compiler_types.h
eb5c2d4b45e3d2 Will Deacon 2020-07-21 314
eb5c2d4b45e3d2 Will Deacon 2020-07-21 315 #define _compiletime_assert(condition, msg, prefix, suffix) \
eb5c2d4b45e3d2 Will Deacon 2020-07-21 316 __compiletime_assert(condition, msg, prefix, suffix)
eb5c2d4b45e3d2 Will Deacon 2020-07-21 317
eb5c2d4b45e3d2 Will Deacon 2020-07-21 318 /**
eb5c2d4b45e3d2 Will Deacon 2020-07-21 319 * compiletime_assert - break build and emit msg if condition is false
eb5c2d4b45e3d2 Will Deacon 2020-07-21 320 * @condition: a compile-time constant condition to check
eb5c2d4b45e3d2 Will Deacon 2020-07-21 321 * @msg: a message to emit if condition is false
eb5c2d4b45e3d2 Will Deacon 2020-07-21 322 *
eb5c2d4b45e3d2 Will Deacon 2020-07-21 323 * In tradition of POSIX assert, this macro will break the build if the
eb5c2d4b45e3d2 Will Deacon 2020-07-21 324 * supplied condition is *false*, emitting the supplied error message if the
eb5c2d4b45e3d2 Will Deacon 2020-07-21 325 * compiler has support to do so.
eb5c2d4b45e3d2 Will Deacon 2020-07-21 326 */
eb5c2d4b45e3d2 Will Deacon 2020-07-21 327 #define compiletime_assert(condition, msg) \
eb5c2d4b45e3d2 Will Deacon 2020-07-21 @328 _compiletime_assert(condition, msg, __compiletime_assert_, __COUNTER__)
eb5c2d4b45e3d2 Will Deacon 2020-07-21 329
:::::: The code at line 328 was first introduced by commit
:::::: eb5c2d4b45e3d2d5d052ea6b8f1463976b1020d5 compiler.h: Move compiletime_assert() macros into compiler_types.h
:::::: TO: Will Deacon <will@...nel.org>
:::::: CC: Will Deacon <will@...nel.org>
--
0-DAY CI Kernel Test Service
https://github.com/intel/lkp-tests
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