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Message-ID: <202209070704.0gYrEn2J-lkp@intel.com>
Date: Wed, 7 Sep 2022 08:06:06 +0800
From: kernel test robot <lkp@...el.com>
To: Chengming Zhou <zhouchengming@...edance.com>
Cc: kbuild-all@...ts.01.org, linux-kernel@...r.kernel.org,
Peter Zijlstra <peterz@...radead.org>
Subject: [peterz-queue:sched/psi 11/11] include/linux/build_bug.h:16:51:
error: bit-field '<anonymous>' width not an integer constant
tree: https://git.kernel.org/pub/scm/linux/kernel/git/peterz/queue.git sched/psi
head: d7d96a4af912e8aef3869d24c551924b9f8a7896
commit: d7d96a4af912e8aef3869d24c551924b9f8a7896 [11/11] sched/psi: Per-cgroup PSI accounting disable/re-enable interface
config: arm-randconfig-r006-20220906
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/peterz/queue.git/commit/?id=d7d96a4af912e8aef3869d24c551924b9f8a7896
git remote add peterz-queue https://git.kernel.org/pub/scm/linux/kernel/git/peterz/queue.git
git fetch --no-tags peterz-queue sched/psi
git checkout d7d96a4af912e8aef3869d24c551924b9f8a7896
# 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/media/usb/em28xx/ sound/pci/hda/
If you fix the issue, kindly add following tag where applicable
Reported-by: kernel test robot <lkp@...el.com>
All error/warnings (new ones prefixed by >>):
In file included from include/linux/cgroup.h:28,
from include/linux/memcontrol.h:13,
from include/linux/swap.h:9,
from include/linux/suspend.h:5,
from include/linux/regulator/consumer.h:35,
from include/linux/i2c.h:19,
from drivers/media/usb/em28xx/em28xx.h:22,
from drivers/media/usb/em28xx/em28xx-audio.c:14:
include/linux/cgroup-defs.h:432:38: error: 'NR_PSI_RESOURCES' undeclared here (not in a function); did you mean 'ACPI_RESOURCES'?
432 | struct cgroup_file psi_files[NR_PSI_RESOURCES];
| ^~~~~~~~~~~~~~~~
| ACPI_RESOURCES
drivers/media/usb/em28xx/em28xx-audio.c: In function 'em28xx_audio_init':
>> drivers/media/usb/em28xx/em28xx-audio.c:808:29: warning: variable 'devnr' set but not used [-Wunused-but-set-variable]
808 | static int devnr;
| ^~~~~
drivers/media/usb/em28xx/em28xx-audio.c: At top level:
drivers/media/usb/em28xx/em28xx-audio.c:47:12: warning: 'index' defined but not used [-Wunused-variable]
47 | static int index[SNDRV_CARDS] = SNDRV_DEFAULT_IDX;
| ^~~~~
--
In file included from include/linux/cgroup.h:28,
from include/linux/memcontrol.h:13,
from include/linux/swap.h:9,
from include/linux/suspend.h:5,
from include/linux/regulator/consumer.h:35,
from include/linux/i2c.h:19,
from include/uapi/linux/fb.h:6,
from include/linux/fb.h:7,
from include/linux/vga_switcheroo.h:34,
from sound/pci/hda/hda_intel.c:52:
include/linux/cgroup-defs.h:432:38: error: 'NR_PSI_RESOURCES' undeclared here (not in a function); did you mean 'ACPI_RESOURCES'?
432 | struct cgroup_file psi_files[NR_PSI_RESOURCES];
| ^~~~~~~~~~~~~~~~
| ACPI_RESOURCES
In file included from include/linux/bits.h:22,
from include/linux/bitops.h:6,
from include/linux/log2.h:12,
from include/asm-generic/div64.h:55,
from arch/arm/include/asm/div64.h:107,
from include/linux/math.h:6,
from include/linux/delay.h:22,
from sound/pci/hda/hda_intel.c:23:
>> include/linux/build_bug.h:16:51: error: bit-field '<anonymous>' width not an integer constant
16 | #define BUILD_BUG_ON_ZERO(e) ((int)(sizeof(struct { int:(-!!(e)); })))
| ^
include/linux/compiler.h:240:33: note: in expansion of macro 'BUILD_BUG_ON_ZERO'
240 | #define __must_be_array(a) BUILD_BUG_ON_ZERO(__same_type((a), &(a)[0]))
| ^~~~~~~~~~~~~~~~~
include/linux/kernel.h:55:59: note: in expansion of macro '__must_be_array'
55 | #define ARRAY_SIZE(arr) (sizeof(arr) / sizeof((arr)[0]) + __must_be_array(arr))
| ^~~~~~~~~~~~~~~
include/linux/moduleparam.h:517:20: note: in expansion of macro 'ARRAY_SIZE'
517 | = { .max = ARRAY_SIZE(array), .num = nump, \
| ^~~~~~~~~~
include/linux/moduleparam.h:501:9: note: in expansion of macro 'module_param_array_named'
501 | module_param_array_named(name, name, type, nump, perm)
| ^~~~~~~~~~~~~~~~~~~~~~~~
sound/pci/hda/hda_intel.c:130:1: note: in expansion of macro 'module_param_array'
130 | module_param_array(index, int, NULL, 0444);
| ^~~~~~~~~~~~~~~~~~
sound/pci/hda/hda_intel.c:110:12: warning: 'index' defined but not used [-Wunused-variable]
110 | static int index[SNDRV_CARDS] = SNDRV_DEFAULT_IDX;
| ^~~~~
vim +16 include/linux/build_bug.h
bc6245e5efd70c4 Ian Abbott 2017-07-10 6
bc6245e5efd70c4 Ian Abbott 2017-07-10 7 #ifdef __CHECKER__
bc6245e5efd70c4 Ian Abbott 2017-07-10 8 #define BUILD_BUG_ON_ZERO(e) (0)
bc6245e5efd70c4 Ian Abbott 2017-07-10 9 #else /* __CHECKER__ */
bc6245e5efd70c4 Ian Abbott 2017-07-10 10 /*
bc6245e5efd70c4 Ian Abbott 2017-07-10 11 * Force a compilation error if condition is true, but also produce a
8788994376d84d6 Rikard Falkeborn 2019-12-04 12 * result (of value 0 and type int), so the expression can be used
bc6245e5efd70c4 Ian Abbott 2017-07-10 13 * e.g. in a structure initializer (or where-ever else comma expressions
bc6245e5efd70c4 Ian Abbott 2017-07-10 14 * aren't permitted).
bc6245e5efd70c4 Ian Abbott 2017-07-10 15 */
8788994376d84d6 Rikard Falkeborn 2019-12-04 @16 #define BUILD_BUG_ON_ZERO(e) ((int)(sizeof(struct { int:(-!!(e)); })))
527edbc18a70e74 Masahiro Yamada 2019-01-03 17 #endif /* __CHECKER__ */
527edbc18a70e74 Masahiro Yamada 2019-01-03 18
:::::: The code at line 16 was first introduced by commit
:::::: 8788994376d84d627450fd0d67deb6a66ddf07d7 linux/build_bug.h: change type to int
:::::: TO: Rikard Falkeborn <rikard.falkeborn@...il.com>
:::::: CC: Linus Torvalds <torvalds@...ux-foundation.org>
--
0-DAY CI Kernel Test Service
https://01.org/lkp
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