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Message-ID: <202209011301.Vy6Qk7rX-lkp@intel.com>
Date: Thu, 1 Sep 2022 13:32:54 +0800
From: kernel test robot <lkp@...el.com>
To: Volodymyr Mytnyk <vmytnyk@...vell.com>
Cc: kbuild-all@...ts.01.org, linux-kernel@...r.kernel.org,
Vadym Kochan <vkochan@...vell.com>,
Yevhen Orlov <yevhen.orlov@...ision.eu>,
Taras Chornyi <tchornyi@...vell.com>
Subject: include/linux/compiler_types.h:322:45: error: call to
'__compiletime_assert_359' declared with attribute error: BUILD_BUG_ON
failed: sizeof(struct prestera_msg_event_fdb) != 20
Hi Volodymyr,
FYI, the error/warning still remains.
tree: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master
head: c5e4d5e99162ba8025d58a3af7ad103f155d2df7
commit: bb5dbf2cc64d5cfa696765944c784c0010c48ae8 net: marvell: prestera: add firmware v4.0 support
date: 10 months ago
config: arm-randconfig-r036-20220831 (https://download.01.org/0day-ci/archive/20220901/202209011301.Vy6Qk7rX-lkp@intel.com/config)
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://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=bb5dbf2cc64d5cfa696765944c784c0010c48ae8
git remote add linus https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
git fetch --no-tags linus master
git checkout bb5dbf2cc64d5cfa696765944c784c0010c48ae8
# 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 drivers/net/ethernet/marvell/prestera/
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/gfp.h:6,
from include/linux/xarray.h:14,
from include/linux/radix-tree.h:19,
from include/linux/fs.h:15,
from include/linux/highmem.h:5,
from include/linux/bvec.h:10,
from include/linux/skbuff.h:17,
from include/linux/if_ether.h:19,
from include/linux/etherdevice.h:20,
from drivers/net/ethernet/marvell/prestera/prestera_hw.c:4:
include/linux/mmzone.h: In function '__nr_to_section':
include/linux/mmzone.h:1349:13: warning: the comparison will always evaluate as 'true' for the address of 'mem_section' will never be NULL [-Waddress]
1349 | if (!mem_section[SECTION_NR_TO_ROOT(nr)])
| ^
include/linux/mmzone.h:1335:27: note: 'mem_section' declared here
1335 | extern struct mem_section mem_section[NR_SECTION_ROOTS][SECTIONS_PER_ROOT];
| ^~~~~~~~~~~
drivers/net/ethernet/marvell/prestera/prestera_hw.c: At top level:
drivers/net/ethernet/marvell/prestera/prestera_hw.c:284:1: warning: alignment 1 of 'union prestera_msg_port_param' is less than 4 [-Wpacked-not-aligned]
284 | } __packed;
| ^
In file included from <command-line>:
In function 'prestera_hw_build_tests',
inlined from 'prestera_hw_switch_init' at drivers/net/ethernet/marvell/prestera/prestera_hw.c:788:2:
>> include/linux/compiler_types.h:322:45: error: call to '__compiletime_assert_359' declared with attribute error: BUILD_BUG_ON failed: sizeof(struct prestera_msg_event_fdb) != 20
322 | _compiletime_assert(condition, msg, __compiletime_assert_, __COUNTER__)
| ^
include/linux/compiler_types.h:303:25: note: in definition of macro '__compiletime_assert'
303 | prefix ## suffix(); \
| ^~~~~~
include/linux/compiler_types.h:322:9: note: in expansion of macro '_compiletime_assert'
322 | _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)
| ^~~~~~~~~~~~~~~~
drivers/net/ethernet/marvell/prestera/prestera_hw.c:531:9: note: in expansion of macro 'BUILD_BUG_ON'
531 | BUILD_BUG_ON(sizeof(struct prestera_msg_event_fdb) != 20);
| ^~~~~~~~~~~~
vim +/__compiletime_assert_359 +322 include/linux/compiler_types.h
eb5c2d4b45e3d2 Will Deacon 2020-07-21 308
eb5c2d4b45e3d2 Will Deacon 2020-07-21 309 #define _compiletime_assert(condition, msg, prefix, suffix) \
eb5c2d4b45e3d2 Will Deacon 2020-07-21 310 __compiletime_assert(condition, msg, prefix, suffix)
eb5c2d4b45e3d2 Will Deacon 2020-07-21 311
eb5c2d4b45e3d2 Will Deacon 2020-07-21 312 /**
eb5c2d4b45e3d2 Will Deacon 2020-07-21 313 * compiletime_assert - break build and emit msg if condition is false
eb5c2d4b45e3d2 Will Deacon 2020-07-21 314 * @condition: a compile-time constant condition to check
eb5c2d4b45e3d2 Will Deacon 2020-07-21 315 * @msg: a message to emit if condition is false
eb5c2d4b45e3d2 Will Deacon 2020-07-21 316 *
eb5c2d4b45e3d2 Will Deacon 2020-07-21 317 * In tradition of POSIX assert, this macro will break the build if the
eb5c2d4b45e3d2 Will Deacon 2020-07-21 318 * supplied condition is *false*, emitting the supplied error message if the
eb5c2d4b45e3d2 Will Deacon 2020-07-21 319 * compiler has support to do so.
eb5c2d4b45e3d2 Will Deacon 2020-07-21 320 */
eb5c2d4b45e3d2 Will Deacon 2020-07-21 321 #define compiletime_assert(condition, msg) \
eb5c2d4b45e3d2 Will Deacon 2020-07-21 @322 _compiletime_assert(condition, msg, __compiletime_assert_, __COUNTER__)
eb5c2d4b45e3d2 Will Deacon 2020-07-21 323
:::::: The code at line 322 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>
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