* [mark-rutland:atomics/arch-atomic 21/25] arch/mips/include/asm/atomic.h:49:1: error: implicit declaration of function 'cmpxchg'
@ 2021-04-28 0:54 kernel test robot
0 siblings, 0 replies; only message in thread
From: kernel test robot @ 2021-04-28 0:54 UTC (permalink / raw)
To: kbuild-all
[-- Attachment #1: Type: text/plain, Size: 23818 bytes --]
tree: https://git.kernel.org/pub/scm/linux/kernel/git/mark/linux.git atomics/arch-atomic
head: a01b575b1e6ed7458c510cc9f67ca8f48dadb1e4
commit: adffc629f57d9f7aa66206c53318f063e9eadb03 [21/25] locking/atomic: mips: move to the arch_atomic API
config: mips-randconfig-r033-20210427 (attached as .config)
compiler: clang version 13.0.0 (https://github.com/llvm/llvm-project d7308da4a5aaded897a7e0c06e7e88d81fc64879)
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
# install mips cross compiling tool for clang build
# apt-get install binutils-mips-linux-gnu
# https://git.kernel.org/pub/scm/linux/kernel/git/mark/linux.git/commit/?id=adffc629f57d9f7aa66206c53318f063e9eadb03
git remote add mark-rutland https://git.kernel.org/pub/scm/linux/kernel/git/mark/linux.git
git fetch --no-tags mark-rutland atomics/arch-atomic
git checkout adffc629f57d9f7aa66206c53318f063e9eadb03
# save the attached .config to linux build tree
COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang make.cross W=1 ARCH=mips
If you fix the issue, kindly add following tag as appropriate
Reported-by: kernel test robot <lkp@intel.com>
All errors (new ones prefixed by >>):
In file included from arch/mips/kernel/asm-offsets.c:12:
In file included from include/linux/compat.h:10:
In file included from include/linux/time.h:60:
In file included from include/linux/time32.h:13:
In file included from include/linux/timex.h:65:
In file included from arch/mips/include/asm/timex.h:19:
In file included from arch/mips/include/asm/cpu-type.h:12:
In file included from include/linux/smp.h:13:
In file included from include/linux/cpumask.h:13:
In file included from include/linux/atomic.h:7:
>> arch/mips/include/asm/atomic.h:49:1: error: implicit declaration of function 'cmpxchg' [-Werror,-Wimplicit-function-declaration]
ATOMIC_OPS(atomic, int)
^
arch/mips/include/asm/atomic.h:41:9: note: expanded from macro 'ATOMIC_OPS'
return cmpxchg(&v->counter, o, n); \
^
arch/mips/include/asm/atomic.h:49:1: note: did you mean '__cmpxchg'?
arch/mips/include/asm/atomic.h:41:9: note: expanded from macro 'ATOMIC_OPS'
return cmpxchg(&v->counter, o, n); \
^
arch/mips/include/asm/cmpxchg.h:153:15: note: '__cmpxchg' declared here
unsigned long __cmpxchg(volatile void *ptr, unsigned long old,
^
In file included from arch/mips/kernel/asm-offsets.c:12:
In file included from include/linux/compat.h:10:
In file included from include/linux/time.h:60:
In file included from include/linux/time32.h:13:
In file included from include/linux/timex.h:65:
In file included from arch/mips/include/asm/timex.h:19:
In file included from arch/mips/include/asm/cpu-type.h:12:
In file included from include/linux/smp.h:13:
In file included from include/linux/cpumask.h:13:
In file included from include/linux/atomic.h:7:
>> arch/mips/include/asm/atomic.h:49:1: error: implicit declaration of function 'xchg' [-Werror,-Wimplicit-function-declaration]
ATOMIC_OPS(atomic, int)
^
arch/mips/include/asm/atomic.h:46:9: note: expanded from macro 'ATOMIC_OPS'
return xchg(&v->counter, n); \
^
In file included from arch/mips/kernel/asm-offsets.c:12:
In file included from include/linux/compat.h:10:
In file included from include/linux/time.h:60:
In file included from include/linux/time32.h:13:
In file included from include/linux/timex.h:65:
In file included from arch/mips/include/asm/timex.h:19:
In file included from arch/mips/include/asm/cpu-type.h:12:
In file included from include/linux/smp.h:13:
In file included from include/linux/cpumask.h:13:
In file included from include/linux/atomic.h:82:
>> include/asm-generic/atomic-instrumented.h:829:9: error: implicit declaration of function 'arch_atomic_sub_if_positive' [-Werror,-Wimplicit-function-declaration]
return arch_atomic_dec_if_positive(v);
^
arch/mips/include/asm/atomic.h:261:40: note: expanded from macro 'arch_atomic_dec_if_positive'
#define arch_atomic_dec_if_positive(v) arch_atomic_sub_if_positive(1, v)
^
include/asm-generic/atomic-instrumented.h:829:9: note: did you mean 'arch_fx_sub_if_positive'?
arch/mips/include/asm/atomic.h:261:40: note: expanded from macro 'arch_atomic_dec_if_positive'
#define arch_atomic_dec_if_positive(v) arch_atomic_sub_if_positive(1, v)
^
arch/mips/include/asm/atomic.h:260:1: note: 'arch_fx_sub_if_positive' declared here
ATOMIC_SIP_OP(atomic, int, subu, ll, sc)
^
arch/mips/include/asm/atomic.h:209:23: note: expanded from macro 'ATOMIC_SIP_OP'
static __inline__ int arch_##fx##_sub_if_positive(type i, pfx##_t * v) \
^
<scratch space>:40:1: note: expanded from here
arch_fx_sub_if_positive
^
In file included from arch/mips/kernel/asm-offsets.c:12:
In file included from include/linux/compat.h:10:
In file included from include/linux/time.h:60:
In file included from include/linux/time32.h:13:
In file included from include/linux/timex.h:65:
In file included from arch/mips/include/asm/timex.h:19:
In file included from arch/mips/include/asm/cpu-type.h:12:
In file included from include/linux/smp.h:13:
In file included from include/linux/cpumask.h:13:
In file included from include/linux/atomic.h:87:
>> include/asm-generic/atomic-long.h:883:9: error: implicit declaration of function 'atomic_xchg' [-Werror,-Wimplicit-function-declaration]
return atomic_xchg(v, i);
^
include/asm-generic/atomic-long.h:883:9: note: did you mean 'atomic64_xchg'?
include/asm-generic/atomic-instrumented.h:1422:1: note: 'atomic64_xchg' declared here
atomic64_xchg(atomic64_t *v, s64 i)
^
In file included from arch/mips/kernel/asm-offsets.c:12:
In file included from include/linux/compat.h:10:
In file included from include/linux/time.h:60:
In file included from include/linux/time32.h:13:
In file included from include/linux/timex.h:65:
In file included from arch/mips/include/asm/timex.h:19:
In file included from arch/mips/include/asm/cpu-type.h:12:
In file included from include/linux/smp.h:13:
In file included from include/linux/cpumask.h:13:
In file included from include/linux/atomic.h:87:
include/asm-generic/atomic-long.h:907:9: error: implicit declaration of function 'atomic_cmpxchg' [-Werror,-Wimplicit-function-declaration]
return atomic_cmpxchg(v, old, new);
^
include/asm-generic/atomic-long.h:907:9: note: did you mean 'atomic64_cmpxchg'?
include/asm-generic/atomic-instrumented.h:1462:1: note: 'atomic64_cmpxchg' declared here
atomic64_cmpxchg(atomic64_t *v, s64 old, s64 new)
^
In file included from arch/mips/kernel/asm-offsets.c:15:
In file included from include/linux/mm.h:28:
>> include/linux/page_ref.h:175:19: error: implicit declaration of function 'atomic_cmpxchg' [-Werror,-Wimplicit-function-declaration]
int ret = likely(atomic_cmpxchg(&page->_refcount, count, 0) == count);
^
In file included from arch/mips/kernel/asm-offsets.c:17:
In file included from include/linux/suspend.h:5:
In file included from include/linux/swap.h:9:
In file included from include/linux/memcontrol.h:22:
In file included from include/linux/writeback.h:14:
>> include/linux/blk-cgroup.h:554:13: error: implicit declaration of function 'atomic_cmpxchg' [-Werror,-Wimplicit-function-declaration]
int cur = atomic_cmpxchg(&blkg->use_delay, old, old - 1);
^
include/linux/blk-cgroup.h:581:14: error: implicit declaration of function 'atomic_cmpxchg' [-Werror,-Wimplicit-function-declaration]
if (!old && atomic_cmpxchg(&blkg->use_delay, old, -1) == old)
^
include/linux/blk-cgroup.h:598:13: error: implicit declaration of function 'atomic_cmpxchg' [-Werror,-Wimplicit-function-declaration]
if (old && atomic_cmpxchg(&blkg->use_delay, old, 0) == old)
^
arch/mips/kernel/asm-offsets.c:26:6: warning: no previous prototype for function 'output_ptreg_defines' [-Wmissing-prototypes]
void output_ptreg_defines(void)
^
arch/mips/kernel/asm-offsets.c:26:1: note: declare 'static' if the function is not intended to be used outside of this translation unit
void output_ptreg_defines(void)
^
static
arch/mips/kernel/asm-offsets.c:78:6: warning: no previous prototype for function 'output_task_defines' [-Wmissing-prototypes]
void output_task_defines(void)
^
arch/mips/kernel/asm-offsets.c:78:1: note: declare 'static' if the function is not intended to be used outside of this translation unit
void output_task_defines(void)
^
static
arch/mips/kernel/asm-offsets.c:93:6: warning: no previous prototype for function 'output_thread_info_defines' [-Wmissing-prototypes]
void output_thread_info_defines(void)
^
arch/mips/kernel/asm-offsets.c:93:1: note: declare 'static' if the function is not intended to be used outside of this translation unit
void output_thread_info_defines(void)
^
static
arch/mips/kernel/asm-offsets.c:110:6: warning: no previous prototype for function 'output_thread_defines' [-Wmissing-prototypes]
void output_thread_defines(void)
^
arch/mips/kernel/asm-offsets.c:110:1: note: declare 'static' if the function is not intended to be used outside of this translation unit
void output_thread_defines(void)
^
static
arch/mips/kernel/asm-offsets.c:138:6: warning: no previous prototype for function 'output_thread_fpu_defines' [-Wmissing-prototypes]
void output_thread_fpu_defines(void)
^
arch/mips/kernel/asm-offsets.c:138:1: note: declare 'static' if the function is not intended to be used outside of this translation unit
void output_thread_fpu_defines(void)
^
static
arch/mips/kernel/asm-offsets.c:181:6: warning: no previous prototype for function 'output_mm_defines' [-Wmissing-prototypes]
void output_mm_defines(void)
^
arch/mips/kernel/asm-offsets.c:181:1: note: declare 'static' if the function is not intended to be used outside of this translation unit
void output_mm_defines(void)
^
static
arch/mips/kernel/asm-offsets.c:220:6: warning: no previous prototype for function 'output_sc_defines' [-Wmissing-prototypes]
void output_sc_defines(void)
^
arch/mips/kernel/asm-offsets.c:220:1: note: declare 'static' if the function is not intended to be used outside of this translation unit
void output_sc_defines(void)
^
static
arch/mips/kernel/asm-offsets.c:255:6: warning: no previous prototype for function 'output_signal_defined' [-Wmissing-prototypes]
void output_signal_defined(void)
^
arch/mips/kernel/asm-offsets.c:255:1: note: declare 'static' if the function is not intended to be used outside of this translation unit
void output_signal_defined(void)
^
static
arch/mips/kernel/asm-offsets.c:348:6: warning: no previous prototype for function 'output_kvm_defines' [-Wmissing-prototypes]
void output_kvm_defines(void)
^
arch/mips/kernel/asm-offsets.c:348:1: note: declare 'static' if the function is not intended to be used outside of this translation unit
void output_kvm_defines(void)
^
static
9 warnings and 9 errors generated.
--
In file included from arch/mips/kernel/asm-offsets.c:12:
In file included from include/linux/compat.h:10:
In file included from include/linux/time.h:60:
In file included from include/linux/time32.h:13:
In file included from include/linux/timex.h:65:
In file included from arch/mips/include/asm/timex.h:19:
In file included from arch/mips/include/asm/cpu-type.h:12:
In file included from include/linux/smp.h:13:
In file included from include/linux/cpumask.h:13:
In file included from include/linux/atomic.h:7:
>> arch/mips/include/asm/atomic.h:49:1: error: implicit declaration of function 'cmpxchg' [-Werror,-Wimplicit-function-declaration]
ATOMIC_OPS(atomic, int)
^
arch/mips/include/asm/atomic.h:41:9: note: expanded from macro 'ATOMIC_OPS'
return cmpxchg(&v->counter, o, n); \
^
arch/mips/include/asm/atomic.h:49:1: note: did you mean '__cmpxchg'?
arch/mips/include/asm/atomic.h:41:9: note: expanded from macro 'ATOMIC_OPS'
return cmpxchg(&v->counter, o, n); \
^
arch/mips/include/asm/cmpxchg.h:153:15: note: '__cmpxchg' declared here
unsigned long __cmpxchg(volatile void *ptr, unsigned long old,
^
In file included from arch/mips/kernel/asm-offsets.c:12:
In file included from include/linux/compat.h:10:
In file included from include/linux/time.h:60:
In file included from include/linux/time32.h:13:
In file included from include/linux/timex.h:65:
In file included from arch/mips/include/asm/timex.h:19:
In file included from arch/mips/include/asm/cpu-type.h:12:
In file included from include/linux/smp.h:13:
In file included from include/linux/cpumask.h:13:
In file included from include/linux/atomic.h:7:
>> arch/mips/include/asm/atomic.h:49:1: error: implicit declaration of function 'xchg' [-Werror,-Wimplicit-function-declaration]
ATOMIC_OPS(atomic, int)
^
arch/mips/include/asm/atomic.h:46:9: note: expanded from macro 'ATOMIC_OPS'
return xchg(&v->counter, n); \
^
In file included from arch/mips/kernel/asm-offsets.c:12:
In file included from include/linux/compat.h:10:
In file included from include/linux/time.h:60:
In file included from include/linux/time32.h:13:
In file included from include/linux/timex.h:65:
In file included from arch/mips/include/asm/timex.h:19:
In file included from arch/mips/include/asm/cpu-type.h:12:
In file included from include/linux/smp.h:13:
In file included from include/linux/cpumask.h:13:
In file included from include/linux/atomic.h:82:
>> include/asm-generic/atomic-instrumented.h:829:9: error: implicit declaration of function 'arch_atomic_sub_if_positive' [-Werror,-Wimplicit-function-declaration]
return arch_atomic_dec_if_positive(v);
^
arch/mips/include/asm/atomic.h:261:40: note: expanded from macro 'arch_atomic_dec_if_positive'
#define arch_atomic_dec_if_positive(v) arch_atomic_sub_if_positive(1, v)
^
include/asm-generic/atomic-instrumented.h:829:9: note: did you mean 'arch_fx_sub_if_positive'?
arch/mips/include/asm/atomic.h:261:40: note: expanded from macro 'arch_atomic_dec_if_positive'
#define arch_atomic_dec_if_positive(v) arch_atomic_sub_if_positive(1, v)
^
arch/mips/include/asm/atomic.h:260:1: note: 'arch_fx_sub_if_positive' declared here
ATOMIC_SIP_OP(atomic, int, subu, ll, sc)
^
arch/mips/include/asm/atomic.h:209:23: note: expanded from macro 'ATOMIC_SIP_OP'
static __inline__ int arch_##fx##_sub_if_positive(type i, pfx##_t * v) \
^
<scratch space>:40:1: note: expanded from here
arch_fx_sub_if_positive
^
In file included from arch/mips/kernel/asm-offsets.c:12:
In file included from include/linux/compat.h:10:
In file included from include/linux/time.h:60:
In file included from include/linux/time32.h:13:
In file included from include/linux/timex.h:65:
In file included from arch/mips/include/asm/timex.h:19:
In file included from arch/mips/include/asm/cpu-type.h:12:
In file included from include/linux/smp.h:13:
In file included from include/linux/cpumask.h:13:
In file included from include/linux/atomic.h:87:
>> include/asm-generic/atomic-long.h:883:9: error: implicit declaration of function 'atomic_xchg' [-Werror,-Wimplicit-function-declaration]
return atomic_xchg(v, i);
^
include/asm-generic/atomic-long.h:883:9: note: did you mean 'atomic64_xchg'?
include/asm-generic/atomic-instrumented.h:1422:1: note: 'atomic64_xchg' declared here
atomic64_xchg(atomic64_t *v, s64 i)
^
In file included from arch/mips/kernel/asm-offsets.c:12:
In file included from include/linux/compat.h:10:
In file included from include/linux/time.h:60:
In file included from include/linux/time32.h:13:
In file included from include/linux/timex.h:65:
In file included from arch/mips/include/asm/timex.h:19:
In file included from arch/mips/include/asm/cpu-type.h:12:
In file included from include/linux/smp.h:13:
In file included from include/linux/cpumask.h:13:
In file included from include/linux/atomic.h:87:
include/asm-generic/atomic-long.h:907:9: error: implicit declaration of function 'atomic_cmpxchg' [-Werror,-Wimplicit-function-declaration]
return atomic_cmpxchg(v, old, new);
^
include/asm-generic/atomic-long.h:907:9: note: did you mean 'atomic64_cmpxchg'?
include/asm-generic/atomic-instrumented.h:1462:1: note: 'atomic64_cmpxchg' declared here
atomic64_cmpxchg(atomic64_t *v, s64 old, s64 new)
^
In file included from arch/mips/kernel/asm-offsets.c:15:
In file included from include/linux/mm.h:28:
>> include/linux/page_ref.h:175:19: error: implicit declaration of function 'atomic_cmpxchg' [-Werror,-Wimplicit-function-declaration]
int ret = likely(atomic_cmpxchg(&page->_refcount, count, 0) == count);
^
In file included from arch/mips/kernel/asm-offsets.c:17:
In file included from include/linux/suspend.h:5:
In file included from include/linux/swap.h:9:
In file included from include/linux/memcontrol.h:22:
In file included from include/linux/writeback.h:14:
>> include/linux/blk-cgroup.h:554:13: error: implicit declaration of function 'atomic_cmpxchg' [-Werror,-Wimplicit-function-declaration]
int cur = atomic_cmpxchg(&blkg->use_delay, old, old - 1);
^
include/linux/blk-cgroup.h:581:14: error: implicit declaration of function 'atomic_cmpxchg' [-Werror,-Wimplicit-function-declaration]
if (!old && atomic_cmpxchg(&blkg->use_delay, old, -1) == old)
^
include/linux/blk-cgroup.h:598:13: error: implicit declaration of function 'atomic_cmpxchg' [-Werror,-Wimplicit-function-declaration]
if (old && atomic_cmpxchg(&blkg->use_delay, old, 0) == old)
^
arch/mips/kernel/asm-offsets.c:26:6: warning: no previous prototype for function 'output_ptreg_defines' [-Wmissing-prototypes]
void output_ptreg_defines(void)
^
arch/mips/kernel/asm-offsets.c:26:1: note: declare 'static' if the function is not intended to be used outside of this translation unit
void output_ptreg_defines(void)
^
static
arch/mips/kernel/asm-offsets.c:78:6: warning: no previous prototype for function 'output_task_defines' [-Wmissing-prototypes]
void output_task_defines(void)
^
arch/mips/kernel/asm-offsets.c:78:1: note: declare 'static' if the function is not intended to be used outside of this translation unit
void output_task_defines(void)
^
static
arch/mips/kernel/asm-offsets.c:93:6: warning: no previous prototype for function 'output_thread_info_defines' [-Wmissing-prototypes]
void output_thread_info_defines(void)
^
arch/mips/kernel/asm-offsets.c:93:1: note: declare 'static' if the function is not intended to be used outside of this translation unit
void output_thread_info_defines(void)
^
static
arch/mips/kernel/asm-offsets.c:110:6: warning: no previous prototype for function 'output_thread_defines' [-Wmissing-prototypes]
void output_thread_defines(void)
^
arch/mips/kernel/asm-offsets.c:110:1: note: declare 'static' if the function is not intended to be used outside of this translation unit
void output_thread_defines(void)
^
static
arch/mips/kernel/asm-offsets.c:138:6: warning: no previous prototype for function 'output_thread_fpu_defines' [-Wmissing-prototypes]
void output_thread_fpu_defines(void)
^
arch/mips/kernel/asm-offsets.c:138:1: note: declare 'static' if the function is not intended to be used outside of this translation unit
void output_thread_fpu_defines(void)
^
static
arch/mips/kernel/asm-offsets.c:181:6: warning: no previous prototype for function 'output_mm_defines' [-Wmissing-prototypes]
void output_mm_defines(void)
^
arch/mips/kernel/asm-offsets.c:181:1: note: declare 'static' if the function is not intended to be used outside of this translation unit
void output_mm_defines(void)
^
static
arch/mips/kernel/asm-offsets.c:220:6: warning: no previous prototype for function 'output_sc_defines' [-Wmissing-prototypes]
void output_sc_defines(void)
^
arch/mips/kernel/asm-offsets.c:220:1: note: declare 'static' if the function is not intended to be used outside of this translation unit
void output_sc_defines(void)
^
static
arch/mips/kernel/asm-offsets.c:255:6: warning: no previous prototype for function 'output_signal_defined' [-Wmissing-prototypes]
void output_signal_defined(void)
^
arch/mips/kernel/asm-offsets.c:255:1: note: declare 'static' if the function is not intended to be used outside of this translation unit
void output_signal_defined(void)
^
static
arch/mips/kernel/asm-offsets.c:348:6: warning: no previous prototype for function 'output_kvm_defines' [-Wmissing-prototypes]
void output_kvm_defines(void)
^
arch/mips/kernel/asm-offsets.c:348:1: note: declare 'static' if the function is not intended to be used outside of this translation unit
void output_kvm_defines(void)
^
static
9 warnings and 9 errors generated.
make[2]: *** [scripts/Makefile.build:116: arch/mips/kernel/asm-offsets.s] Error 1
make[2]: Target '__build' not remade because of errors.
make[1]: *** [Makefile:1235: prepare0] Error 2
make[1]: Target 'modules_prepare' not remade because of errors.
make: *** [Makefile:215: __sub-make] Error 2
make: Target 'modules_prepare' not remade because of errors.
..
vim +/cmpxchg +49 arch/mips/include/asm/atomic.h
^1da177e4c3f41 include/asm-mips/atomic.h Linus Torvalds 2005-04-16 48
1da7bce8591d58 arch/mips/include/asm/atomic.h Paul Burton 2019-10-01 @49 ATOMIC_OPS(atomic, int)
^1da177e4c3f41 include/asm-mips/atomic.h Linus Torvalds 2005-04-16 50
:::::: The code at line 49 was first introduced by commit
:::::: 1da7bce8591d58bf2a442b0324659af7390401c2 MIPS: atomic: Deduplicate 32b & 64b read, set, xchg, cmpxchg
:::::: TO: Paul Burton <paul.burton@mips.com>
:::::: CC: Paul Burton <paul.burton@mips.com>
---
0-DAY CI Kernel Test Service, Intel Corporation
https://lists.01.org/hyperkitty/list/kbuild-all(a)lists.01.org
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2021-04-28 0:54 [mark-rutland:atomics/arch-atomic 21/25] arch/mips/include/asm/atomic.h:49:1: error: implicit declaration of function 'cmpxchg' kernel test robot
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