[asahilinux:bits/110-smc 4/18] include/linux/compiler_types.h:354:45: error: call to '__compiletime_assert_369' declared with attribute error: FIELD_PREP: mask is not constant

From: kernel test robot
Date: Tue Jul 12 2022 - 19:20:44 EST

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tree: https://github.com/AsahiLinux/linux bits/110-smc
head: b76dc0fdf51c9227cd04d9d3648a5555d9c61fa8
commit: 092d508daf53fa9e5ba7fb7c0163a125753054c3 [4/18] platform/apple: Add new Apple Mac SMC driver
config: mips-allyesconfig (https://download.01.org/0day-ci/archive/20220713/202207130754.W1o2Pjaw-lkp@xxxxxxxxx/config)
compiler: mips-linux-gcc (GCC) 11.3.0
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/AsahiLinux/linux/commit/092d508daf53fa9e5ba7fb7c0163a125753054c3
git remote add asahilinux https://github.com/AsahiLinux/linux
git fetch --no-tags asahilinux bits/110-smc
git checkout 092d508daf53fa9e5ba7fb7c0163a125753054c3
# save the config file
mkdir build_dir && cp config build_dir/.config
COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-11.3.0 make.cross W=1 O=build_dir ARCH=mips SHELL=/bin/bash

If you fix the issue, kindly add following tag where applicable
Reported-by: kernel test robot <lkp@xxxxxxxxx>

All errors (new ones prefixed by >>):

from arch/mips/include/asm/smp-ops.h:16,
from arch/mips/include/asm/smp.h:21,
from include/linux/smp.h:113,
from include/linux/lockdep.h:14,
from include/linux/rcupdate.h:29,
from include/linux/rculist.h:11,
from include/linux/pid.h:5,
from include/linux/sched.h:14,
from include/linux/delay.h:23,
from drivers/platform/apple/smc_rtkit.c:8:
include/linux/bits.h:35:29: warning: left shift count >= width of type [-Wshift-count-overflow]
35 | (((~UL(0)) - (UL(1) << (l)) + 1) & \
| ^~
include/linux/bitfield.h:129:44: note: in definition of macro 'FIELD_GET'
129 | (typeof(_mask))(((_reg) & (_mask)) >> __bf_shf(_mask)); \
| ^~~~~
include/linux/bits.h:38:38: note: in expansion of macro '__GENMASK'
38 | (GENMASK_INPUT_CHECK(h, l) + __GENMASK(h, l))
| ^~~~~~~~~
drivers/platform/apple/smc_rtkit.c:30:41: note: in expansion of macro 'GENMASK'
30 | #define SMC_DATA GENMASK(63, 32)
| ^~~~~~~
drivers/platform/apple/smc_rtkit.c:332:55: note: in expansion of macro 'SMC_DATA'
332 | apple_smc_event_received(smc->core, FIELD_GET(SMC_DATA, message));
| ^~~~~~~~
include/linux/bits.h:36:18: warning: right shift count is negative [-Wshift-count-negative]
36 | (~UL(0) >> (BITS_PER_LONG - 1 - (h))))
| ^~
include/linux/bitfield.h:129:44: note: in definition of macro 'FIELD_GET'
129 | (typeof(_mask))(((_reg) & (_mask)) >> __bf_shf(_mask)); \
| ^~~~~
include/linux/bits.h:38:38: note: in expansion of macro '__GENMASK'
38 | (GENMASK_INPUT_CHECK(h, l) + __GENMASK(h, l))
| ^~~~~~~~~
drivers/platform/apple/smc_rtkit.c:30:41: note: in expansion of macro 'GENMASK'
30 | #define SMC_DATA GENMASK(63, 32)
| ^~~~~~~
drivers/platform/apple/smc_rtkit.c:332:55: note: in expansion of macro 'SMC_DATA'
332 | apple_smc_event_received(smc->core, FIELD_GET(SMC_DATA, message));
| ^~~~~~~~
include/linux/bits.h:35:29: warning: left shift count >= width of type [-Wshift-count-overflow]
35 | (((~UL(0)) - (UL(1) << (l)) + 1) & \
| ^~
include/linux/bitfield.h:45:38: note: in definition of macro '__bf_shf'
45 | #define __bf_shf(x) (__builtin_ffsll(x) - 1)
| ^
drivers/platform/apple/smc_rtkit.c:332:45: note: in expansion of macro 'FIELD_GET'
332 | apple_smc_event_received(smc->core, FIELD_GET(SMC_DATA, message));
| ^~~~~~~~~
include/linux/bits.h:38:38: note: in expansion of macro '__GENMASK'
38 | (GENMASK_INPUT_CHECK(h, l) + __GENMASK(h, l))
| ^~~~~~~~~
drivers/platform/apple/smc_rtkit.c:30:41: note: in expansion of macro 'GENMASK'
30 | #define SMC_DATA GENMASK(63, 32)
| ^~~~~~~
drivers/platform/apple/smc_rtkit.c:332:55: note: in expansion of macro 'SMC_DATA'
332 | apple_smc_event_received(smc->core, FIELD_GET(SMC_DATA, message));
| ^~~~~~~~
include/linux/bits.h:36:18: warning: right shift count is negative [-Wshift-count-negative]
36 | (~UL(0) >> (BITS_PER_LONG - 1 - (h))))
| ^~
include/linux/bitfield.h:45:38: note: in definition of macro '__bf_shf'
45 | #define __bf_shf(x) (__builtin_ffsll(x) - 1)
| ^
drivers/platform/apple/smc_rtkit.c:332:45: note: in expansion of macro 'FIELD_GET'
332 | apple_smc_event_received(smc->core, FIELD_GET(SMC_DATA, message));
| ^~~~~~~~~
include/linux/bits.h:38:38: note: in expansion of macro '__GENMASK'
38 | (GENMASK_INPUT_CHECK(h, l) + __GENMASK(h, l))
| ^~~~~~~~~
drivers/platform/apple/smc_rtkit.c:30:41: note: in expansion of macro 'GENMASK'
30 | #define SMC_DATA GENMASK(63, 32)
| ^~~~~~~
drivers/platform/apple/smc_rtkit.c:332:55: note: in expansion of macro 'SMC_DATA'
332 | apple_smc_event_received(smc->core, FIELD_GET(SMC_DATA, message));
| ^~~~~~~~
In file included from <command-line>:
include/linux/compiler_types.h:354:45: error: call to '__compiletime_assert_409' declared with attribute error: FIELD_GET: mask is not constant
354 | _compiletime_assert(condition, msg, __compiletime_assert_, __COUNTER__)
| ^
include/linux/compiler_types.h:335:25: note: in definition of macro '__compiletime_assert'
335 | prefix ## suffix(); \
| ^~~~~~
include/linux/compiler_types.h:354:9: note: in expansion of macro '_compiletime_assert'
354 | _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/bitfield.h:65:17: note: in expansion of macro 'BUILD_BUG_ON_MSG'
65 | BUILD_BUG_ON_MSG(!__builtin_constant_p(_mask), \
| ^~~~~~~~~~~~~~~~
include/linux/bitfield.h:128:17: note: in expansion of macro '__BF_FIELD_CHECK'
128 | __BF_FIELD_CHECK(_mask, _reg, 0U, "FIELD_GET: "); \
| ^~~~~~~~~~~~~~~~
drivers/platform/apple/smc_rtkit.c:332:45: note: in expansion of macro 'FIELD_GET'
332 | apple_smc_event_received(smc->core, FIELD_GET(SMC_DATA, message));
| ^~~~~~~~~
In function 'apple_smc_cmd',
inlined from 'apple_smc_rtkit_get_key_info' at drivers/platform/apple/smc_rtkit.c:224:8:
>> include/linux/compiler_types.h:354:45: error: call to '__compiletime_assert_369' declared with attribute error: FIELD_PREP: mask is not constant
354 | _compiletime_assert(condition, msg, __compiletime_assert_, __COUNTER__)
| ^
include/linux/compiler_types.h:335:25: note: in definition of macro '__compiletime_assert'
335 | prefix ## suffix(); \
| ^~~~~~
include/linux/compiler_types.h:354:9: note: in expansion of macro '_compiletime_assert'
354 | _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/bitfield.h:65:17: note: in expansion of macro 'BUILD_BUG_ON_MSG'
65 | BUILD_BUG_ON_MSG(!__builtin_constant_p(_mask), \
| ^~~~~~~~~~~~~~~~
include/linux/bitfield.h:114:17: note: in expansion of macro '__BF_FIELD_CHECK'
114 | __BF_FIELD_CHECK(_mask, 0ULL, _val, "FIELD_PREP: "); \
| ^~~~~~~~~~~~~~~~
drivers/platform/apple/smc_rtkit.c:125:16: note: in expansion of macro 'FIELD_PREP'
125 | FIELD_PREP(SMC_DATA, arg));
| ^~~~~~~~~~
In function 'apple_smc_cmd',
inlined from 'apple_smc_rtkit_get_key_by_index' at drivers/platform/apple/smc_rtkit.c:212:8:
>> include/linux/compiler_types.h:354:45: error: call to '__compiletime_assert_369' declared with attribute error: FIELD_PREP: mask is not constant
354 | _compiletime_assert(condition, msg, __compiletime_assert_, __COUNTER__)
| ^
include/linux/compiler_types.h:335:25: note: in definition of macro '__compiletime_assert'
335 | prefix ## suffix(); \
| ^~~~~~
include/linux/compiler_types.h:354:9: note: in expansion of macro '_compiletime_assert'
354 | _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/bitfield.h:65:17: note: in expansion of macro 'BUILD_BUG_ON_MSG'
65 | BUILD_BUG_ON_MSG(!__builtin_constant_p(_mask), \
| ^~~~~~~~~~~~~~~~
include/linux/bitfield.h:114:17: note: in expansion of macro '__BF_FIELD_CHECK'
114 | __BF_FIELD_CHECK(_mask, 0ULL, _val, "FIELD_PREP: "); \
| ^~~~~~~~~~~~~~~~
drivers/platform/apple/smc_rtkit.c:125:16: note: in expansion of macro 'FIELD_PREP'
125 | FIELD_PREP(SMC_DATA, arg));
| ^~~~~~~~~~
In function 'apple_smc_cmd',
inlined from '_apple_smc_rtkit_read_key.isra' at drivers/platform/apple/smc_rtkit.c:167:8:
>> include/linux/compiler_types.h:354:45: error: call to '__compiletime_assert_369' declared with attribute error: FIELD_PREP: mask is not constant
354 | _compiletime_assert(condition, msg, __compiletime_assert_, __COUNTER__)
| ^
include/linux/compiler_types.h:335:25: note: in definition of macro '__compiletime_assert'
335 | prefix ## suffix(); \
| ^~~~~~
include/linux/compiler_types.h:354:9: note: in expansion of macro '_compiletime_assert'
354 | _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/bitfield.h:65:17: note: in expansion of macro 'BUILD_BUG_ON_MSG'
65 | BUILD_BUG_ON_MSG(!__builtin_constant_p(_mask), \
| ^~~~~~~~~~~~~~~~
include/linux/bitfield.h:114:17: note: in expansion of macro '__BF_FIELD_CHECK'
114 | __BF_FIELD_CHECK(_mask, 0ULL, _val, "FIELD_PREP: "); \
| ^~~~~~~~~~~~~~~~
drivers/platform/apple/smc_rtkit.c:125:16: note: in expansion of macro 'FIELD_PREP'
125 | FIELD_PREP(SMC_DATA, arg));
| ^~~~~~~~~~
In function 'apple_smc_cmd',
inlined from 'apple_smc_rtkit_write_key' at drivers/platform/apple/smc_rtkit.c:192:9:
>> include/linux/compiler_types.h:354:45: error: call to '__compiletime_assert_369' declared with attribute error: FIELD_PREP: mask is not constant
354 | _compiletime_assert(condition, msg, __compiletime_assert_, __COUNTER__)
| ^
include/linux/compiler_types.h:335:25: note: in definition of macro '__compiletime_assert'
335 | prefix ## suffix(); \
| ^~~~~~
include/linux/compiler_types.h:354:9: note: in expansion of macro '_compiletime_assert'
354 | _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/bitfield.h:65:17: note: in expansion of macro 'BUILD_BUG_ON_MSG'
65 | BUILD_BUG_ON_MSG(!__builtin_constant_p(_mask), \
| ^~~~~~~~~~~~~~~~
include/linux/bitfield.h:114:17: note: in expansion of macro '__BF_FIELD_CHECK'
114 | __BF_FIELD_CHECK(_mask, 0ULL, _val, "FIELD_PREP: "); \
| ^~~~~~~~~~~~~~~~
drivers/platform/apple/smc_rtkit.c:125:16: note: in expansion of macro 'FIELD_PREP'
125 | FIELD_PREP(SMC_DATA, arg));
| ^~~~~~~~~~
drivers/platform/apple/smc_rtkit.c: In function 'apple_smc_rtkit_write_key_atomic':
include/linux/compiler_types.h:354:45: error: call to '__compiletime_assert_324' declared with attribute error: FIELD_PREP: mask is not constant
354 | _compiletime_assert(condition, msg, __compiletime_assert_, __COUNTER__)
| ^
include/linux/compiler_types.h:335:25: note: in definition of macro '__compiletime_assert'
335 | prefix ## suffix(); \
| ^~~~~~
include/linux/compiler_types.h:354:9: note: in expansion of macro '_compiletime_assert'
354 | _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/bitfield.h:65:17: note: in expansion of macro 'BUILD_BUG_ON_MSG'
65 | BUILD_BUG_ON_MSG(!__builtin_constant_p(_mask), \
| ^~~~~~~~~~~~~~~~
include/linux/bitfield.h:114:17: note: in expansion of macro '__BF_FIELD_CHECK'
114 | __BF_FIELD_CHECK(_mask, 0ULL, _val, "FIELD_PREP: "); \
| ^~~~~~~~~~~~~~~~
drivers/platform/apple/smc_rtkit.c:77:16: note: in expansion of macro 'FIELD_PREP'
77 | FIELD_PREP(SMC_DATA, key));
| ^~~~~~~~~~

vim +/__compiletime_assert_369 +354 include/linux/compiler_types.h

eb5c2d4b45e3d2 Will Deacon 2020-07-21 340
eb5c2d4b45e3d2 Will Deacon 2020-07-21 341 #define _compiletime_assert(condition, msg, prefix, suffix) \
eb5c2d4b45e3d2 Will Deacon 2020-07-21 342 __compiletime_assert(condition, msg, prefix, suffix)
eb5c2d4b45e3d2 Will Deacon 2020-07-21 343
eb5c2d4b45e3d2 Will Deacon 2020-07-21 344 /**
eb5c2d4b45e3d2 Will Deacon 2020-07-21 345 * compiletime_assert - break build and emit msg if condition is false
eb5c2d4b45e3d2 Will Deacon 2020-07-21 346 * @condition: a compile-time constant condition to check
eb5c2d4b45e3d2 Will Deacon 2020-07-21 347 * @msg: a message to emit if condition is false
eb5c2d4b45e3d2 Will Deacon 2020-07-21 348 *
eb5c2d4b45e3d2 Will Deacon 2020-07-21 349 * In tradition of POSIX assert, this macro will break the build if the
eb5c2d4b45e3d2 Will Deacon 2020-07-21 350 * supplied condition is *false*, emitting the supplied error message if the
eb5c2d4b45e3d2 Will Deacon 2020-07-21 351 * compiler has support to do so.
eb5c2d4b45e3d2 Will Deacon 2020-07-21 352 */
eb5c2d4b45e3d2 Will Deacon 2020-07-21 353 #define compiletime_assert(condition, msg) \
eb5c2d4b45e3d2 Will Deacon 2020-07-21 @354 _compiletime_assert(condition, msg, __compiletime_assert_, __COUNTER__)
eb5c2d4b45e3d2 Will Deacon 2020-07-21 355

:::::: The code at line 354 was first introduced by commit
:::::: eb5c2d4b45e3d2d5d052ea6b8f1463976b1020d5 compiler.h: Move compiletime_assert() macros into compiler_types.h

:::::: TO: Will Deacon <will@xxxxxxxxxx>
:::::: CC: Will Deacon <will@xxxxxxxxxx>

--
0-DAY CI Kernel Test Service
https://01.org/lkp

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