From: kernel test robot <lkp@intel.com>
To: Ben Gardon <bgardon@google.com>
Cc: kbuild-all@lists.01.org,
Linux Memory Management List <linux-mm@kvack.org>,
Paolo Bonzini <pbonzini@redhat.com>
Subject: [linux-next:master 7895/10581] arch/mips/include/asm/spinlock.h:17:28: error: redefinition of 'queued_spin_unlock'
Date: Thu, 11 Feb 2021 23:09:56 +0800 [thread overview]
Message-ID: <202102112351.Wahnhdlq-lkp@intel.com> (raw)
[-- Attachment #1: Type: text/plain, Size: 14862 bytes --]
tree: https://git.kernel.org/pub/scm/linux/kernel/git/next/linux-next.git master
head: 671176b0016c80b3943cb5387312c886aba3308d
commit: 26128cb6c7e6731fe644c687af97733adfdb5ee9 [7895/10581] locking/rwlocks: Add contention detection for rwlocks
config: mips-allyesconfig (attached as .config)
compiler: mips-linux-gcc (GCC) 9.3.0
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://git.kernel.org/pub/scm/linux/kernel/git/next/linux-next.git/commit/?id=26128cb6c7e6731fe644c687af97733adfdb5ee9
git remote add linux-next https://git.kernel.org/pub/scm/linux/kernel/git/next/linux-next.git
git fetch --no-tags linux-next master
git checkout 26128cb6c7e6731fe644c687af97733adfdb5ee9
# save the attached .config to linux build tree
COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-9.3.0 make.cross 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 include/linux/spinlock.h:90,
from include/linux/ipc.h:5,
from include/uapi/linux/sem.h:5,
from include/linux/sem.h:5,
from include/linux/compat.h:14,
from arch/mips/kernel/asm-offsets.c:12:
>> arch/mips/include/asm/spinlock.h:17:28: error: redefinition of 'queued_spin_unlock'
17 | #define queued_spin_unlock queued_spin_unlock
| ^~~~~~~~~~~~~~~~~~
arch/mips/include/asm/spinlock.h:22:20: note: in expansion of macro 'queued_spin_unlock'
22 | static inline void queued_spin_unlock(struct qspinlock *lock)
| ^~~~~~~~~~~~~~~~~~
In file included from include/asm-generic/qrwlock.h:17,
from ./arch/mips/include/generated/asm/qrwlock.h:1,
from arch/mips/include/asm/spinlock.h:13,
from include/linux/spinlock.h:90,
from include/linux/ipc.h:5,
from include/uapi/linux/sem.h:5,
from include/linux/sem.h:5,
from include/linux/compat.h:14,
from arch/mips/kernel/asm-offsets.c:12:
include/asm-generic/qspinlock.h:94:29: note: previous definition of 'queued_spin_unlock' was here
94 | static __always_inline void queued_spin_unlock(struct qspinlock *lock)
| ^~~~~~~~~~~~~~~~~~
arch/mips/kernel/asm-offsets.c:26:6: warning: no previous prototype for 'output_ptreg_defines' [-Wmissing-prototypes]
26 | void output_ptreg_defines(void)
| ^~~~~~~~~~~~~~~~~~~~
arch/mips/kernel/asm-offsets.c:78:6: warning: no previous prototype for 'output_task_defines' [-Wmissing-prototypes]
78 | void output_task_defines(void)
| ^~~~~~~~~~~~~~~~~~~
arch/mips/kernel/asm-offsets.c:93:6: warning: no previous prototype for 'output_thread_info_defines' [-Wmissing-prototypes]
93 | void output_thread_info_defines(void)
| ^~~~~~~~~~~~~~~~~~~~~~~~~~
arch/mips/kernel/asm-offsets.c:110:6: warning: no previous prototype for 'output_thread_defines' [-Wmissing-prototypes]
110 | void output_thread_defines(void)
| ^~~~~~~~~~~~~~~~~~~~~
arch/mips/kernel/asm-offsets.c:138:6: warning: no previous prototype for 'output_thread_fpu_defines' [-Wmissing-prototypes]
138 | void output_thread_fpu_defines(void)
| ^~~~~~~~~~~~~~~~~~~~~~~~~
arch/mips/kernel/asm-offsets.c:181:6: warning: no previous prototype for 'output_mm_defines' [-Wmissing-prototypes]
181 | void output_mm_defines(void)
| ^~~~~~~~~~~~~~~~~
arch/mips/kernel/asm-offsets.c:220:6: warning: no previous prototype for 'output_sc_defines' [-Wmissing-prototypes]
220 | void output_sc_defines(void)
| ^~~~~~~~~~~~~~~~~
arch/mips/kernel/asm-offsets.c:255:6: warning: no previous prototype for 'output_signal_defined' [-Wmissing-prototypes]
255 | void output_signal_defined(void)
| ^~~~~~~~~~~~~~~~~~~~~
arch/mips/kernel/asm-offsets.c:322:6: warning: no previous prototype for 'output_pbe_defines' [-Wmissing-prototypes]
322 | void output_pbe_defines(void)
| ^~~~~~~~~~~~~~~~~~
arch/mips/kernel/asm-offsets.c:334:6: warning: no previous prototype for 'output_pm_defines' [-Wmissing-prototypes]
334 | void output_pm_defines(void)
| ^~~~~~~~~~~~~~~~~
arch/mips/kernel/asm-offsets.c:348:6: warning: no previous prototype for 'output_kvm_defines' [-Wmissing-prototypes]
348 | void output_kvm_defines(void)
| ^~~~~~~~~~~~~~~~~~
arch/mips/kernel/asm-offsets.c:392:6: warning: no previous prototype for 'output_cps_defines' [-Wmissing-prototypes]
392 | void output_cps_defines(void)
| ^~~~~~~~~~~~~~~~~~
--
In file included from include/linux/spinlock.h:90,
from include/linux/ipc.h:5,
from include/uapi/linux/sem.h:5,
from include/linux/sem.h:5,
from include/linux/compat.h:14,
from arch/mips/kernel/asm-offsets.c:12:
>> arch/mips/include/asm/spinlock.h:17:28: error: redefinition of 'queued_spin_unlock'
17 | #define queued_spin_unlock queued_spin_unlock
| ^~~~~~~~~~~~~~~~~~
arch/mips/include/asm/spinlock.h:22:20: note: in expansion of macro 'queued_spin_unlock'
22 | static inline void queued_spin_unlock(struct qspinlock *lock)
| ^~~~~~~~~~~~~~~~~~
In file included from include/asm-generic/qrwlock.h:17,
from ./arch/mips/include/generated/asm/qrwlock.h:1,
from arch/mips/include/asm/spinlock.h:13,
from include/linux/spinlock.h:90,
from include/linux/ipc.h:5,
from include/uapi/linux/sem.h:5,
from include/linux/sem.h:5,
from include/linux/compat.h:14,
from arch/mips/kernel/asm-offsets.c:12:
include/asm-generic/qspinlock.h:94:29: note: previous definition of 'queued_spin_unlock' was here
94 | static __always_inline void queued_spin_unlock(struct qspinlock *lock)
| ^~~~~~~~~~~~~~~~~~
arch/mips/kernel/asm-offsets.c:26:6: warning: no previous prototype for 'output_ptreg_defines' [-Wmissing-prototypes]
26 | void output_ptreg_defines(void)
| ^~~~~~~~~~~~~~~~~~~~
arch/mips/kernel/asm-offsets.c:78:6: warning: no previous prototype for 'output_task_defines' [-Wmissing-prototypes]
78 | void output_task_defines(void)
| ^~~~~~~~~~~~~~~~~~~
arch/mips/kernel/asm-offsets.c:93:6: warning: no previous prototype for 'output_thread_info_defines' [-Wmissing-prototypes]
93 | void output_thread_info_defines(void)
| ^~~~~~~~~~~~~~~~~~~~~~~~~~
arch/mips/kernel/asm-offsets.c:110:6: warning: no previous prototype for 'output_thread_defines' [-Wmissing-prototypes]
110 | void output_thread_defines(void)
| ^~~~~~~~~~~~~~~~~~~~~
arch/mips/kernel/asm-offsets.c:138:6: warning: no previous prototype for 'output_thread_fpu_defines' [-Wmissing-prototypes]
138 | void output_thread_fpu_defines(void)
| ^~~~~~~~~~~~~~~~~~~~~~~~~
arch/mips/kernel/asm-offsets.c:181:6: warning: no previous prototype for 'output_mm_defines' [-Wmissing-prototypes]
181 | void output_mm_defines(void)
| ^~~~~~~~~~~~~~~~~
arch/mips/kernel/asm-offsets.c:220:6: warning: no previous prototype for 'output_sc_defines' [-Wmissing-prototypes]
220 | void output_sc_defines(void)
| ^~~~~~~~~~~~~~~~~
arch/mips/kernel/asm-offsets.c:255:6: warning: no previous prototype for 'output_signal_defined' [-Wmissing-prototypes]
255 | void output_signal_defined(void)
| ^~~~~~~~~~~~~~~~~~~~~
arch/mips/kernel/asm-offsets.c:322:6: warning: no previous prototype for 'output_pbe_defines' [-Wmissing-prototypes]
322 | void output_pbe_defines(void)
| ^~~~~~~~~~~~~~~~~~
arch/mips/kernel/asm-offsets.c:334:6: warning: no previous prototype for 'output_pm_defines' [-Wmissing-prototypes]
334 | void output_pm_defines(void)
| ^~~~~~~~~~~~~~~~~
arch/mips/kernel/asm-offsets.c:348:6: warning: no previous prototype for 'output_kvm_defines' [-Wmissing-prototypes]
348 | void output_kvm_defines(void)
| ^~~~~~~~~~~~~~~~~~
arch/mips/kernel/asm-offsets.c:392:6: warning: no previous prototype for 'output_cps_defines' [-Wmissing-prototypes]
392 | void output_cps_defines(void)
| ^~~~~~~~~~~~~~~~~~
make[2]: *** [scripts/Makefile.build:117: arch/mips/kernel/asm-offsets.s] Error 1
make[2]: Target '__build' not remade because of errors.
make[1]: *** [Makefile:1206: prepare0] Error 2
make[1]: Target 'modules_prepare' not remade because of errors.
make: *** [Makefile:185: __sub-make] Error 2
make: Target 'modules_prepare' not remade because of errors.
--
In file included from include/linux/spinlock.h:90,
from include/linux/ipc.h:5,
from include/uapi/linux/sem.h:5,
from include/linux/sem.h:5,
from include/linux/compat.h:14,
from arch/mips/kernel/asm-offsets.c:12:
>> arch/mips/include/asm/spinlock.h:17:28: error: redefinition of 'queued_spin_unlock'
17 | #define queued_spin_unlock queued_spin_unlock
| ^~~~~~~~~~~~~~~~~~
arch/mips/include/asm/spinlock.h:22:20: note: in expansion of macro 'queued_spin_unlock'
22 | static inline void queued_spin_unlock(struct qspinlock *lock)
| ^~~~~~~~~~~~~~~~~~
In file included from include/asm-generic/qrwlock.h:17,
from ./arch/mips/include/generated/asm/qrwlock.h:1,
from arch/mips/include/asm/spinlock.h:13,
from include/linux/spinlock.h:90,
from include/linux/ipc.h:5,
from include/uapi/linux/sem.h:5,
from include/linux/sem.h:5,
from include/linux/compat.h:14,
from arch/mips/kernel/asm-offsets.c:12:
include/asm-generic/qspinlock.h:94:29: note: previous definition of 'queued_spin_unlock' was here
94 | static __always_inline void queued_spin_unlock(struct qspinlock *lock)
| ^~~~~~~~~~~~~~~~~~
arch/mips/kernel/asm-offsets.c:26:6: warning: no previous prototype for 'output_ptreg_defines' [-Wmissing-prototypes]
26 | void output_ptreg_defines(void)
| ^~~~~~~~~~~~~~~~~~~~
arch/mips/kernel/asm-offsets.c:78:6: warning: no previous prototype for 'output_task_defines' [-Wmissing-prototypes]
78 | void output_task_defines(void)
| ^~~~~~~~~~~~~~~~~~~
arch/mips/kernel/asm-offsets.c:93:6: warning: no previous prototype for 'output_thread_info_defines' [-Wmissing-prototypes]
93 | void output_thread_info_defines(void)
| ^~~~~~~~~~~~~~~~~~~~~~~~~~
arch/mips/kernel/asm-offsets.c:110:6: warning: no previous prototype for 'output_thread_defines' [-Wmissing-prototypes]
110 | void output_thread_defines(void)
| ^~~~~~~~~~~~~~~~~~~~~
arch/mips/kernel/asm-offsets.c:138:6: warning: no previous prototype for 'output_thread_fpu_defines' [-Wmissing-prototypes]
138 | void output_thread_fpu_defines(void)
| ^~~~~~~~~~~~~~~~~~~~~~~~~
arch/mips/kernel/asm-offsets.c:181:6: warning: no previous prototype for 'output_mm_defines' [-Wmissing-prototypes]
181 | void output_mm_defines(void)
| ^~~~~~~~~~~~~~~~~
arch/mips/kernel/asm-offsets.c:220:6: warning: no previous prototype for 'output_sc_defines' [-Wmissing-prototypes]
220 | void output_sc_defines(void)
| ^~~~~~~~~~~~~~~~~
arch/mips/kernel/asm-offsets.c:255:6: warning: no previous prototype for 'output_signal_defined' [-Wmissing-prototypes]
255 | void output_signal_defined(void)
| ^~~~~~~~~~~~~~~~~~~~~
arch/mips/kernel/asm-offsets.c:322:6: warning: no previous prototype for 'output_pbe_defines' [-Wmissing-prototypes]
322 | void output_pbe_defines(void)
| ^~~~~~~~~~~~~~~~~~
arch/mips/kernel/asm-offsets.c:334:6: warning: no previous prototype for 'output_pm_defines' [-Wmissing-prototypes]
334 | void output_pm_defines(void)
| ^~~~~~~~~~~~~~~~~
arch/mips/kernel/asm-offsets.c:348:6: warning: no previous prototype for 'output_kvm_defines' [-Wmissing-prototypes]
348 | void output_kvm_defines(void)
| ^~~~~~~~~~~~~~~~~~
arch/mips/kernel/asm-offsets.c:392:6: warning: no previous prototype for 'output_cps_defines' [-Wmissing-prototypes]
392 | void output_cps_defines(void)
| ^~~~~~~~~~~~~~~~~~
make[2]: *** [scripts/Makefile.build:117: arch/mips/kernel/asm-offsets.s] Error 1
make[2]: Target '__build' not remade because of errors.
make[1]: *** [Makefile:1206: prepare0] Error 2
make[1]: Target 'prepare' not remade because of errors.
make: *** [Makefile:185: __sub-make] Error 2
make: Target 'prepare' not remade because of errors.
vim +/queued_spin_unlock +17 arch/mips/include/asm/spinlock.h
346e91ee090b07 Will Deacon 2019-02-22 16
346e91ee090b07 Will Deacon 2019-02-22 @17 #define queued_spin_unlock queued_spin_unlock
346e91ee090b07 Will Deacon 2019-02-22 18 /**
346e91ee090b07 Will Deacon 2019-02-22 19 * queued_spin_unlock - release a queued spinlock
346e91ee090b07 Will Deacon 2019-02-22 20 * @lock : Pointer to queued spinlock structure
346e91ee090b07 Will Deacon 2019-02-22 21 */
346e91ee090b07 Will Deacon 2019-02-22 22 static inline void queued_spin_unlock(struct qspinlock *lock)
346e91ee090b07 Will Deacon 2019-02-22 23 {
346e91ee090b07 Will Deacon 2019-02-22 24 /* This could be optimised with ARCH_HAS_MMIOWB */
346e91ee090b07 Will Deacon 2019-02-22 25 mmiowb();
346e91ee090b07 Will Deacon 2019-02-22 26 smp_store_release(&lock->locked, 0);
346e91ee090b07 Will Deacon 2019-02-22 27 }
346e91ee090b07 Will Deacon 2019-02-22 28
:::::: The code at line 17 was first introduced by commit
:::::: 346e91ee090b07da8d15e36bc3169ddea6968713 mips/mmiowb: Add unconditional mmiowb() to arch_spin_unlock()
:::::: TO: Will Deacon <will.deacon@arm.com>
:::::: CC: Will Deacon <will.deacon@arm.com>
---
0-DAY CI Kernel Test Service, Intel Corporation
https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org
[-- Attachment #2: .config.gz --]
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WARNING: multiple messages have this Message-ID (diff)
From: kernel test robot <lkp@intel.com>
To: kbuild-all@lists.01.org
Subject: [linux-next:master 7895/10581] arch/mips/include/asm/spinlock.h:17:28: error: redefinition of 'queued_spin_unlock'
Date: Thu, 11 Feb 2021 23:09:56 +0800 [thread overview]
Message-ID: <202102112351.Wahnhdlq-lkp@intel.com> (raw)
[-- Attachment #1: Type: text/plain, Size: 15105 bytes --]
tree: https://git.kernel.org/pub/scm/linux/kernel/git/next/linux-next.git master
head: 671176b0016c80b3943cb5387312c886aba3308d
commit: 26128cb6c7e6731fe644c687af97733adfdb5ee9 [7895/10581] locking/rwlocks: Add contention detection for rwlocks
config: mips-allyesconfig (attached as .config)
compiler: mips-linux-gcc (GCC) 9.3.0
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://git.kernel.org/pub/scm/linux/kernel/git/next/linux-next.git/commit/?id=26128cb6c7e6731fe644c687af97733adfdb5ee9
git remote add linux-next https://git.kernel.org/pub/scm/linux/kernel/git/next/linux-next.git
git fetch --no-tags linux-next master
git checkout 26128cb6c7e6731fe644c687af97733adfdb5ee9
# save the attached .config to linux build tree
COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-9.3.0 make.cross 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 include/linux/spinlock.h:90,
from include/linux/ipc.h:5,
from include/uapi/linux/sem.h:5,
from include/linux/sem.h:5,
from include/linux/compat.h:14,
from arch/mips/kernel/asm-offsets.c:12:
>> arch/mips/include/asm/spinlock.h:17:28: error: redefinition of 'queued_spin_unlock'
17 | #define queued_spin_unlock queued_spin_unlock
| ^~~~~~~~~~~~~~~~~~
arch/mips/include/asm/spinlock.h:22:20: note: in expansion of macro 'queued_spin_unlock'
22 | static inline void queued_spin_unlock(struct qspinlock *lock)
| ^~~~~~~~~~~~~~~~~~
In file included from include/asm-generic/qrwlock.h:17,
from ./arch/mips/include/generated/asm/qrwlock.h:1,
from arch/mips/include/asm/spinlock.h:13,
from include/linux/spinlock.h:90,
from include/linux/ipc.h:5,
from include/uapi/linux/sem.h:5,
from include/linux/sem.h:5,
from include/linux/compat.h:14,
from arch/mips/kernel/asm-offsets.c:12:
include/asm-generic/qspinlock.h:94:29: note: previous definition of 'queued_spin_unlock' was here
94 | static __always_inline void queued_spin_unlock(struct qspinlock *lock)
| ^~~~~~~~~~~~~~~~~~
arch/mips/kernel/asm-offsets.c:26:6: warning: no previous prototype for 'output_ptreg_defines' [-Wmissing-prototypes]
26 | void output_ptreg_defines(void)
| ^~~~~~~~~~~~~~~~~~~~
arch/mips/kernel/asm-offsets.c:78:6: warning: no previous prototype for 'output_task_defines' [-Wmissing-prototypes]
78 | void output_task_defines(void)
| ^~~~~~~~~~~~~~~~~~~
arch/mips/kernel/asm-offsets.c:93:6: warning: no previous prototype for 'output_thread_info_defines' [-Wmissing-prototypes]
93 | void output_thread_info_defines(void)
| ^~~~~~~~~~~~~~~~~~~~~~~~~~
arch/mips/kernel/asm-offsets.c:110:6: warning: no previous prototype for 'output_thread_defines' [-Wmissing-prototypes]
110 | void output_thread_defines(void)
| ^~~~~~~~~~~~~~~~~~~~~
arch/mips/kernel/asm-offsets.c:138:6: warning: no previous prototype for 'output_thread_fpu_defines' [-Wmissing-prototypes]
138 | void output_thread_fpu_defines(void)
| ^~~~~~~~~~~~~~~~~~~~~~~~~
arch/mips/kernel/asm-offsets.c:181:6: warning: no previous prototype for 'output_mm_defines' [-Wmissing-prototypes]
181 | void output_mm_defines(void)
| ^~~~~~~~~~~~~~~~~
arch/mips/kernel/asm-offsets.c:220:6: warning: no previous prototype for 'output_sc_defines' [-Wmissing-prototypes]
220 | void output_sc_defines(void)
| ^~~~~~~~~~~~~~~~~
arch/mips/kernel/asm-offsets.c:255:6: warning: no previous prototype for 'output_signal_defined' [-Wmissing-prototypes]
255 | void output_signal_defined(void)
| ^~~~~~~~~~~~~~~~~~~~~
arch/mips/kernel/asm-offsets.c:322:6: warning: no previous prototype for 'output_pbe_defines' [-Wmissing-prototypes]
322 | void output_pbe_defines(void)
| ^~~~~~~~~~~~~~~~~~
arch/mips/kernel/asm-offsets.c:334:6: warning: no previous prototype for 'output_pm_defines' [-Wmissing-prototypes]
334 | void output_pm_defines(void)
| ^~~~~~~~~~~~~~~~~
arch/mips/kernel/asm-offsets.c:348:6: warning: no previous prototype for 'output_kvm_defines' [-Wmissing-prototypes]
348 | void output_kvm_defines(void)
| ^~~~~~~~~~~~~~~~~~
arch/mips/kernel/asm-offsets.c:392:6: warning: no previous prototype for 'output_cps_defines' [-Wmissing-prototypes]
392 | void output_cps_defines(void)
| ^~~~~~~~~~~~~~~~~~
--
In file included from include/linux/spinlock.h:90,
from include/linux/ipc.h:5,
from include/uapi/linux/sem.h:5,
from include/linux/sem.h:5,
from include/linux/compat.h:14,
from arch/mips/kernel/asm-offsets.c:12:
>> arch/mips/include/asm/spinlock.h:17:28: error: redefinition of 'queued_spin_unlock'
17 | #define queued_spin_unlock queued_spin_unlock
| ^~~~~~~~~~~~~~~~~~
arch/mips/include/asm/spinlock.h:22:20: note: in expansion of macro 'queued_spin_unlock'
22 | static inline void queued_spin_unlock(struct qspinlock *lock)
| ^~~~~~~~~~~~~~~~~~
In file included from include/asm-generic/qrwlock.h:17,
from ./arch/mips/include/generated/asm/qrwlock.h:1,
from arch/mips/include/asm/spinlock.h:13,
from include/linux/spinlock.h:90,
from include/linux/ipc.h:5,
from include/uapi/linux/sem.h:5,
from include/linux/sem.h:5,
from include/linux/compat.h:14,
from arch/mips/kernel/asm-offsets.c:12:
include/asm-generic/qspinlock.h:94:29: note: previous definition of 'queued_spin_unlock' was here
94 | static __always_inline void queued_spin_unlock(struct qspinlock *lock)
| ^~~~~~~~~~~~~~~~~~
arch/mips/kernel/asm-offsets.c:26:6: warning: no previous prototype for 'output_ptreg_defines' [-Wmissing-prototypes]
26 | void output_ptreg_defines(void)
| ^~~~~~~~~~~~~~~~~~~~
arch/mips/kernel/asm-offsets.c:78:6: warning: no previous prototype for 'output_task_defines' [-Wmissing-prototypes]
78 | void output_task_defines(void)
| ^~~~~~~~~~~~~~~~~~~
arch/mips/kernel/asm-offsets.c:93:6: warning: no previous prototype for 'output_thread_info_defines' [-Wmissing-prototypes]
93 | void output_thread_info_defines(void)
| ^~~~~~~~~~~~~~~~~~~~~~~~~~
arch/mips/kernel/asm-offsets.c:110:6: warning: no previous prototype for 'output_thread_defines' [-Wmissing-prototypes]
110 | void output_thread_defines(void)
| ^~~~~~~~~~~~~~~~~~~~~
arch/mips/kernel/asm-offsets.c:138:6: warning: no previous prototype for 'output_thread_fpu_defines' [-Wmissing-prototypes]
138 | void output_thread_fpu_defines(void)
| ^~~~~~~~~~~~~~~~~~~~~~~~~
arch/mips/kernel/asm-offsets.c:181:6: warning: no previous prototype for 'output_mm_defines' [-Wmissing-prototypes]
181 | void output_mm_defines(void)
| ^~~~~~~~~~~~~~~~~
arch/mips/kernel/asm-offsets.c:220:6: warning: no previous prototype for 'output_sc_defines' [-Wmissing-prototypes]
220 | void output_sc_defines(void)
| ^~~~~~~~~~~~~~~~~
arch/mips/kernel/asm-offsets.c:255:6: warning: no previous prototype for 'output_signal_defined' [-Wmissing-prototypes]
255 | void output_signal_defined(void)
| ^~~~~~~~~~~~~~~~~~~~~
arch/mips/kernel/asm-offsets.c:322:6: warning: no previous prototype for 'output_pbe_defines' [-Wmissing-prototypes]
322 | void output_pbe_defines(void)
| ^~~~~~~~~~~~~~~~~~
arch/mips/kernel/asm-offsets.c:334:6: warning: no previous prototype for 'output_pm_defines' [-Wmissing-prototypes]
334 | void output_pm_defines(void)
| ^~~~~~~~~~~~~~~~~
arch/mips/kernel/asm-offsets.c:348:6: warning: no previous prototype for 'output_kvm_defines' [-Wmissing-prototypes]
348 | void output_kvm_defines(void)
| ^~~~~~~~~~~~~~~~~~
arch/mips/kernel/asm-offsets.c:392:6: warning: no previous prototype for 'output_cps_defines' [-Wmissing-prototypes]
392 | void output_cps_defines(void)
| ^~~~~~~~~~~~~~~~~~
make[2]: *** [scripts/Makefile.build:117: arch/mips/kernel/asm-offsets.s] Error 1
make[2]: Target '__build' not remade because of errors.
make[1]: *** [Makefile:1206: prepare0] Error 2
make[1]: Target 'modules_prepare' not remade because of errors.
make: *** [Makefile:185: __sub-make] Error 2
make: Target 'modules_prepare' not remade because of errors.
--
In file included from include/linux/spinlock.h:90,
from include/linux/ipc.h:5,
from include/uapi/linux/sem.h:5,
from include/linux/sem.h:5,
from include/linux/compat.h:14,
from arch/mips/kernel/asm-offsets.c:12:
>> arch/mips/include/asm/spinlock.h:17:28: error: redefinition of 'queued_spin_unlock'
17 | #define queued_spin_unlock queued_spin_unlock
| ^~~~~~~~~~~~~~~~~~
arch/mips/include/asm/spinlock.h:22:20: note: in expansion of macro 'queued_spin_unlock'
22 | static inline void queued_spin_unlock(struct qspinlock *lock)
| ^~~~~~~~~~~~~~~~~~
In file included from include/asm-generic/qrwlock.h:17,
from ./arch/mips/include/generated/asm/qrwlock.h:1,
from arch/mips/include/asm/spinlock.h:13,
from include/linux/spinlock.h:90,
from include/linux/ipc.h:5,
from include/uapi/linux/sem.h:5,
from include/linux/sem.h:5,
from include/linux/compat.h:14,
from arch/mips/kernel/asm-offsets.c:12:
include/asm-generic/qspinlock.h:94:29: note: previous definition of 'queued_spin_unlock' was here
94 | static __always_inline void queued_spin_unlock(struct qspinlock *lock)
| ^~~~~~~~~~~~~~~~~~
arch/mips/kernel/asm-offsets.c:26:6: warning: no previous prototype for 'output_ptreg_defines' [-Wmissing-prototypes]
26 | void output_ptreg_defines(void)
| ^~~~~~~~~~~~~~~~~~~~
arch/mips/kernel/asm-offsets.c:78:6: warning: no previous prototype for 'output_task_defines' [-Wmissing-prototypes]
78 | void output_task_defines(void)
| ^~~~~~~~~~~~~~~~~~~
arch/mips/kernel/asm-offsets.c:93:6: warning: no previous prototype for 'output_thread_info_defines' [-Wmissing-prototypes]
93 | void output_thread_info_defines(void)
| ^~~~~~~~~~~~~~~~~~~~~~~~~~
arch/mips/kernel/asm-offsets.c:110:6: warning: no previous prototype for 'output_thread_defines' [-Wmissing-prototypes]
110 | void output_thread_defines(void)
| ^~~~~~~~~~~~~~~~~~~~~
arch/mips/kernel/asm-offsets.c:138:6: warning: no previous prototype for 'output_thread_fpu_defines' [-Wmissing-prototypes]
138 | void output_thread_fpu_defines(void)
| ^~~~~~~~~~~~~~~~~~~~~~~~~
arch/mips/kernel/asm-offsets.c:181:6: warning: no previous prototype for 'output_mm_defines' [-Wmissing-prototypes]
181 | void output_mm_defines(void)
| ^~~~~~~~~~~~~~~~~
arch/mips/kernel/asm-offsets.c:220:6: warning: no previous prototype for 'output_sc_defines' [-Wmissing-prototypes]
220 | void output_sc_defines(void)
| ^~~~~~~~~~~~~~~~~
arch/mips/kernel/asm-offsets.c:255:6: warning: no previous prototype for 'output_signal_defined' [-Wmissing-prototypes]
255 | void output_signal_defined(void)
| ^~~~~~~~~~~~~~~~~~~~~
arch/mips/kernel/asm-offsets.c:322:6: warning: no previous prototype for 'output_pbe_defines' [-Wmissing-prototypes]
322 | void output_pbe_defines(void)
| ^~~~~~~~~~~~~~~~~~
arch/mips/kernel/asm-offsets.c:334:6: warning: no previous prototype for 'output_pm_defines' [-Wmissing-prototypes]
334 | void output_pm_defines(void)
| ^~~~~~~~~~~~~~~~~
arch/mips/kernel/asm-offsets.c:348:6: warning: no previous prototype for 'output_kvm_defines' [-Wmissing-prototypes]
348 | void output_kvm_defines(void)
| ^~~~~~~~~~~~~~~~~~
arch/mips/kernel/asm-offsets.c:392:6: warning: no previous prototype for 'output_cps_defines' [-Wmissing-prototypes]
392 | void output_cps_defines(void)
| ^~~~~~~~~~~~~~~~~~
make[2]: *** [scripts/Makefile.build:117: arch/mips/kernel/asm-offsets.s] Error 1
make[2]: Target '__build' not remade because of errors.
make[1]: *** [Makefile:1206: prepare0] Error 2
make[1]: Target 'prepare' not remade because of errors.
make: *** [Makefile:185: __sub-make] Error 2
make: Target 'prepare' not remade because of errors.
vim +/queued_spin_unlock +17 arch/mips/include/asm/spinlock.h
346e91ee090b07 Will Deacon 2019-02-22 16
346e91ee090b07 Will Deacon 2019-02-22 @17 #define queued_spin_unlock queued_spin_unlock
346e91ee090b07 Will Deacon 2019-02-22 18 /**
346e91ee090b07 Will Deacon 2019-02-22 19 * queued_spin_unlock - release a queued spinlock
346e91ee090b07 Will Deacon 2019-02-22 20 * @lock : Pointer to queued spinlock structure
346e91ee090b07 Will Deacon 2019-02-22 21 */
346e91ee090b07 Will Deacon 2019-02-22 22 static inline void queued_spin_unlock(struct qspinlock *lock)
346e91ee090b07 Will Deacon 2019-02-22 23 {
346e91ee090b07 Will Deacon 2019-02-22 24 /* This could be optimised with ARCH_HAS_MMIOWB */
346e91ee090b07 Will Deacon 2019-02-22 25 mmiowb();
346e91ee090b07 Will Deacon 2019-02-22 26 smp_store_release(&lock->locked, 0);
346e91ee090b07 Will Deacon 2019-02-22 27 }
346e91ee090b07 Will Deacon 2019-02-22 28
:::::: The code at line 17 was first introduced by commit
:::::: 346e91ee090b07da8d15e36bc3169ddea6968713 mips/mmiowb: Add unconditional mmiowb() to arch_spin_unlock()
:::::: TO: Will Deacon <will.deacon@arm.com>
:::::: CC: Will Deacon <will.deacon@arm.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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next reply other threads:[~2021-02-11 15:11 UTC|newest]
Thread overview: 4+ messages / expand[flat|nested] mbox.gz Atom feed top
2021-02-11 15:09 kernel test robot [this message]
2021-02-11 15:09 ` [linux-next:master 7895/10581] arch/mips/include/asm/spinlock.h:17:28: error: redefinition of 'queued_spin_unlock' kernel test robot
2021-02-11 15:44 ` Paolo Bonzini
2021-02-11 15:44 ` Paolo Bonzini
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