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Message-ID: <202008260806.fEtZDCnT%lkp@intel.com>
Date: Wed, 26 Aug 2020 08:25:18 +0800
From: kernel test robot <lkp@...el.com>
To: Peter Zijlstra <peterz@...radead.org>
Cc: kbuild-all@...ts.01.org, linux-kernel@...r.kernel.org,
Ingo Molnar <mingo@...nel.org>
Subject: include/linux/spinlock_api_smp.h:90:3: error: implicit declaration
of function 'spin_acquire'; did you mean
tree: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master
head: abb3438d69fb6dd5baa4ae23eafbf5b87945eff1
commit: 0cd39f4600ed4de859383018eb10f0f724900e1b locking/seqlock, headers: Untangle the spaghetti monster
date: 3 weeks ago
config: sh-j2_defconfig (attached as .config)
compiler: sh4-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
git checkout 0cd39f4600ed4de859383018eb10f0f724900e1b
# save the attached .config to linux build tree
COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-9.3.0 make.cross ARCH=sh
If you fix the issue, kindly add following tag as appropriate
Reported-by: kernel test robot <lkp@...el.com>
All errors (new ones prefixed by >>):
In file included from include/linux/spinlock.h:318,
from arch/sh/include/asm/smp.h:11,
from include/linux/smp.h:82,
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 kernel//sched/sched.h:5,
from kernel//sched/core.c:9:
include/linux/spinlock_api_smp.h: In function '__raw_spin_trylock':
>> include/linux/spinlock_api_smp.h:90:3: error: implicit declaration of function 'spin_acquire'; did you mean 'xchg_acquire'? [-Werror=implicit-function-declaration]
90 | spin_acquire(&lock->dep_map, 0, 1, _RET_IP_);
| ^~~~~~~~~~~~
| xchg_acquire
include/linux/spinlock_api_smp.h:90:21: error: 'raw_spinlock_t' {aka 'struct raw_spinlock'} has no member named 'dep_map'
90 | spin_acquire(&lock->dep_map, 0, 1, _RET_IP_);
| ^~
include/linux/spinlock_api_smp.h: In function '__raw_spin_lock_irqsave':
include/linux/spinlock_api_smp.h:110:20: error: 'raw_spinlock_t' {aka 'struct raw_spinlock'} has no member named 'dep_map'
110 | spin_acquire(&lock->dep_map, 0, 0, _RET_IP_);
| ^~
include/linux/spinlock_api_smp.h: In function '__raw_spin_lock_irq':
include/linux/spinlock_api_smp.h:128:20: error: 'raw_spinlock_t' {aka 'struct raw_spinlock'} has no member named 'dep_map'
128 | spin_acquire(&lock->dep_map, 0, 0, _RET_IP_);
| ^~
>> include/linux/spinlock_api_smp.h:129:2: error: implicit declaration of function 'LOCK_CONTENDED' [-Werror=implicit-function-declaration]
129 | LOCK_CONTENDED(lock, do_raw_spin_trylock, do_raw_spin_lock);
| ^~~~~~~~~~~~~~
include/linux/spinlock_api_smp.h: In function '__raw_spin_lock_bh':
include/linux/spinlock_api_smp.h:135:20: error: 'raw_spinlock_t' {aka 'struct raw_spinlock'} has no member named 'dep_map'
135 | spin_acquire(&lock->dep_map, 0, 0, _RET_IP_);
| ^~
include/linux/spinlock_api_smp.h: In function '__raw_spin_lock':
include/linux/spinlock_api_smp.h:142:20: error: 'raw_spinlock_t' {aka 'struct raw_spinlock'} has no member named 'dep_map'
142 | spin_acquire(&lock->dep_map, 0, 0, _RET_IP_);
| ^~
include/linux/spinlock_api_smp.h: In function '__raw_spin_unlock':
>> include/linux/spinlock_api_smp.h:150:2: error: implicit declaration of function 'spin_release'; did you mean 'xchg_release'? [-Werror=implicit-function-declaration]
150 | spin_release(&lock->dep_map, _RET_IP_);
| ^~~~~~~~~~~~
| xchg_release
include/linux/spinlock_api_smp.h:150:20: error: 'raw_spinlock_t' {aka 'struct raw_spinlock'} has no member named 'dep_map'
150 | spin_release(&lock->dep_map, _RET_IP_);
| ^~
include/linux/spinlock_api_smp.h: In function '__raw_spin_unlock_irqrestore':
include/linux/spinlock_api_smp.h:158:20: error: 'raw_spinlock_t' {aka 'struct raw_spinlock'} has no member named 'dep_map'
158 | spin_release(&lock->dep_map, _RET_IP_);
| ^~
include/linux/spinlock_api_smp.h: In function '__raw_spin_unlock_irq':
include/linux/spinlock_api_smp.h:166:20: error: 'raw_spinlock_t' {aka 'struct raw_spinlock'} has no member named 'dep_map'
166 | spin_release(&lock->dep_map, _RET_IP_);
| ^~
include/linux/spinlock_api_smp.h: In function '__raw_spin_unlock_bh':
include/linux/spinlock_api_smp.h:174:20: error: 'raw_spinlock_t' {aka 'struct raw_spinlock'} has no member named 'dep_map'
174 | spin_release(&lock->dep_map, _RET_IP_);
| ^~
include/linux/spinlock_api_smp.h: In function '__raw_spin_trylock_bh':
include/linux/spinlock_api_smp.h:183:21: error: 'raw_spinlock_t' {aka 'struct raw_spinlock'} has no member named 'dep_map'
183 | spin_acquire(&lock->dep_map, 0, 1, _RET_IP_);
| ^~
In file included from include/linux/spinlock_api_smp.h:190,
from include/linux/spinlock.h:318,
from arch/sh/include/asm/smp.h:11,
from include/linux/smp.h:82,
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 kernel//sched/sched.h:5,
from kernel//sched/core.c:9:
include/linux/rwlock_api_smp.h: In function '__raw_read_trylock':
>> include/linux/rwlock_api_smp.h:121:3: error: implicit declaration of function 'rwlock_acquire_read' [-Werror=implicit-function-declaration]
121 | rwlock_acquire_read(&lock->dep_map, 0, 1, _RET_IP_);
| ^~~~~~~~~~~~~~~~~~~
include/linux/rwlock_api_smp.h:121:28: error: 'rwlock_t' {aka 'struct <anonymous>'} has no member named 'dep_map'
121 | rwlock_acquire_read(&lock->dep_map, 0, 1, _RET_IP_);
| ^~
include/linux/rwlock_api_smp.h: In function '__raw_write_trylock':
>> include/linux/rwlock_api_smp.h:132:3: error: implicit declaration of function 'rwlock_acquire' [-Werror=implicit-function-declaration]
132 | rwlock_acquire(&lock->dep_map, 0, 1, _RET_IP_);
| ^~~~~~~~~~~~~~
include/linux/rwlock_api_smp.h:132:23: error: 'rwlock_t' {aka 'struct <anonymous>'} has no member named 'dep_map'
132 | rwlock_acquire(&lock->dep_map, 0, 1, _RET_IP_);
| ^~
include/linux/rwlock_api_smp.h: In function '__raw_read_lock':
include/linux/rwlock_api_smp.h:149:27: error: 'rwlock_t' {aka 'struct <anonymous>'} has no member named 'dep_map'
149 | rwlock_acquire_read(&lock->dep_map, 0, 0, _RET_IP_);
| ^~
include/linux/rwlock_api_smp.h:150:23: error: 'do_raw_read_trylock' undeclared (first use in this function); did you mean '_raw_read_trylock'?
150 | LOCK_CONTENDED(lock, do_raw_read_trylock, do_raw_read_lock);
| ^~~~~~~~~~~~~~~~~~~
| _raw_read_trylock
include/linux/rwlock_api_smp.h:150:23: note: each undeclared identifier is reported only once for each function it appears in
include/linux/rwlock_api_smp.h:150:44: error: 'do_raw_read_lock' undeclared (first use in this function); did you mean '_raw_read_lock'?
150 | LOCK_CONTENDED(lock, do_raw_read_trylock, do_raw_read_lock);
| ^~~~~~~~~~~~~~~~
| _raw_read_lock
include/linux/rwlock_api_smp.h: In function '__raw_read_lock_irqsave':
include/linux/rwlock_api_smp.h:159:27: error: 'rwlock_t' {aka 'struct <anonymous>'} has no member named 'dep_map'
159 | rwlock_acquire_read(&lock->dep_map, 0, 0, _RET_IP_);
| ^~
>> include/linux/rwlock_api_smp.h:160:2: error: implicit declaration of function 'LOCK_CONTENDED_FLAGS' [-Werror=implicit-function-declaration]
160 | LOCK_CONTENDED_FLAGS(lock, do_raw_read_trylock, do_raw_read_lock,
| ^~~~~~~~~~~~~~~~~~~~
include/linux/rwlock_api_smp.h:160:29: error: 'do_raw_read_trylock' undeclared (first use in this function); did you mean '_raw_read_trylock'?
160 | LOCK_CONTENDED_FLAGS(lock, do_raw_read_trylock, do_raw_read_lock,
| ^~~~~~~~~~~~~~~~~~~
| _raw_read_trylock
include/linux/rwlock_api_smp.h:160:50: error: 'do_raw_read_lock' undeclared (first use in this function); did you mean '_raw_read_lock'?
160 | LOCK_CONTENDED_FLAGS(lock, do_raw_read_trylock, do_raw_read_lock,
| ^~~~~~~~~~~~~~~~
| _raw_read_lock
>> include/linux/rwlock_api_smp.h:161:9: error: 'do_raw_read_lock_flags' undeclared (first use in this function); did you mean 'do_raw_spin_lock_flags'?
161 | do_raw_read_lock_flags, &flags);
| ^~~~~~~~~~~~~~~~~~~~~~
| do_raw_spin_lock_flags
include/linux/rwlock_api_smp.h: In function '__raw_read_lock_irq':
include/linux/rwlock_api_smp.h:169:27: error: 'rwlock_t' {aka 'struct <anonymous>'} has no member named 'dep_map'
169 | rwlock_acquire_read(&lock->dep_map, 0, 0, _RET_IP_);
| ^~
include/linux/rwlock_api_smp.h:170:23: error: 'do_raw_read_trylock' undeclared (first use in this function); did you mean '_raw_read_trylock'?
170 | LOCK_CONTENDED(lock, do_raw_read_trylock, do_raw_read_lock);
| ^~~~~~~~~~~~~~~~~~~
| _raw_read_trylock
include/linux/rwlock_api_smp.h:170:44: error: 'do_raw_read_lock' undeclared (first use in this function); did you mean '_raw_read_lock'?
170 | LOCK_CONTENDED(lock, do_raw_read_trylock, do_raw_read_lock);
| ^~~~~~~~~~~~~~~~
| _raw_read_lock
include/linux/rwlock_api_smp.h: In function '__raw_read_lock_bh':
include/linux/rwlock_api_smp.h:176:27: error: 'rwlock_t' {aka 'struct <anonymous>'} has no member named 'dep_map'
176 | rwlock_acquire_read(&lock->dep_map, 0, 0, _RET_IP_);
| ^~
include/linux/rwlock_api_smp.h:177:23: error: 'do_raw_read_trylock' undeclared (first use in this function); did you mean '_raw_read_trylock'?
177 | LOCK_CONTENDED(lock, do_raw_read_trylock, do_raw_read_lock);
| ^~~~~~~~~~~~~~~~~~~
| _raw_read_trylock
include/linux/rwlock_api_smp.h:177:44: error: 'do_raw_read_lock' undeclared (first use in this function); did you mean '_raw_read_lock'?
177 | LOCK_CONTENDED(lock, do_raw_read_trylock, do_raw_read_lock);
| ^~~~~~~~~~~~~~~~
| _raw_read_lock
include/linux/rwlock_api_smp.h: In function '__raw_write_lock_irqsave':
include/linux/rwlock_api_smp.h:186:22: error: 'rwlock_t' {aka 'struct <anonymous>'} has no member named 'dep_map'
186 | rwlock_acquire(&lock->dep_map, 0, 0, _RET_IP_);
| ^~
include/linux/rwlock_api_smp.h:187:29: error: 'do_raw_write_trylock' undeclared (first use in this function); did you mean '_raw_write_trylock'?
187 | LOCK_CONTENDED_FLAGS(lock, do_raw_write_trylock, do_raw_write_lock,
| ^~~~~~~~~~~~~~~~~~~~
| _raw_write_trylock
include/linux/rwlock_api_smp.h:187:51: error: 'do_raw_write_lock' undeclared (first use in this function); did you mean '_raw_write_lock'?
187 | LOCK_CONTENDED_FLAGS(lock, do_raw_write_trylock, do_raw_write_lock,
| ^~~~~~~~~~~~~~~~~
| _raw_write_lock
>> include/linux/rwlock_api_smp.h:188:9: error: 'do_raw_write_lock_flags' undeclared (first use in this function); did you mean 'do_raw_spin_lock_flags'?
188 | do_raw_write_lock_flags, &flags);
| ^~~~~~~~~~~~~~~~~~~~~~~
| do_raw_spin_lock_flags
include/linux/rwlock_api_smp.h: In function '__raw_write_lock_irq':
include/linux/rwlock_api_smp.h:196:22: error: 'rwlock_t' {aka 'struct <anonymous>'} has no member named 'dep_map'
196 | rwlock_acquire(&lock->dep_map, 0, 0, _RET_IP_);
| ^~
include/linux/rwlock_api_smp.h:197:23: error: 'do_raw_write_trylock' undeclared (first use in this function); did you mean '_raw_write_trylock'?
197 | LOCK_CONTENDED(lock, do_raw_write_trylock, do_raw_write_lock);
| ^~~~~~~~~~~~~~~~~~~~
| _raw_write_trylock
include/linux/rwlock_api_smp.h:197:45: error: 'do_raw_write_lock' undeclared (first use in this function); did you mean '_raw_write_lock'?
197 | LOCK_CONTENDED(lock, do_raw_write_trylock, do_raw_write_lock);
| ^~~~~~~~~~~~~~~~~
| _raw_write_lock
include/linux/rwlock_api_smp.h: In function '__raw_write_lock_bh':
include/linux/rwlock_api_smp.h:203:22: error: 'rwlock_t' {aka 'struct <anonymous>'} has no member named 'dep_map'
203 | rwlock_acquire(&lock->dep_map, 0, 0, _RET_IP_);
| ^~
include/linux/rwlock_api_smp.h:204:23: error: 'do_raw_write_trylock' undeclared (first use in this function); did you mean '_raw_write_trylock'?
204 | LOCK_CONTENDED(lock, do_raw_write_trylock, do_raw_write_lock);
| ^~~~~~~~~~~~~~~~~~~~
| _raw_write_trylock
include/linux/rwlock_api_smp.h:204:45: error: 'do_raw_write_lock' undeclared (first use in this function); did you mean '_raw_write_lock'?
204 | LOCK_CONTENDED(lock, do_raw_write_trylock, do_raw_write_lock);
| ^~~~~~~~~~~~~~~~~
| _raw_write_lock
include/linux/rwlock_api_smp.h: In function '__raw_write_lock':
include/linux/rwlock_api_smp.h:210:22: error: 'rwlock_t' {aka 'struct <anonymous>'} has no member named 'dep_map'
210 | rwlock_acquire(&lock->dep_map, 0, 0, _RET_IP_);
| ^~
include/linux/rwlock_api_smp.h:211:23: error: 'do_raw_write_trylock' undeclared (first use in this function); did you mean '_raw_write_trylock'?
211 | LOCK_CONTENDED(lock, do_raw_write_trylock, do_raw_write_lock);
| ^~~~~~~~~~~~~~~~~~~~
| _raw_write_trylock
include/linux/rwlock_api_smp.h:211:45: error: 'do_raw_write_lock' undeclared (first use in this function); did you mean '_raw_write_lock'?
211 | LOCK_CONTENDED(lock, do_raw_write_trylock, do_raw_write_lock);
| ^~~~~~~~~~~~~~~~~
| _raw_write_lock
include/linux/rwlock_api_smp.h: In function '__raw_write_unlock':
>> include/linux/rwlock_api_smp.h:218:2: error: implicit declaration of function 'rwlock_release' [-Werror=implicit-function-declaration]
218 | rwlock_release(&lock->dep_map, _RET_IP_);
| ^~~~~~~~~~~~~~
include/linux/rwlock_api_smp.h:218:22: error: 'rwlock_t' {aka 'struct <anonymous>'} has no member named 'dep_map'
218 | rwlock_release(&lock->dep_map, _RET_IP_);
| ^~
include/linux/rwlock_api_smp.h: In function '__raw_read_unlock':
include/linux/rwlock_api_smp.h:225:22: error: 'rwlock_t' {aka 'struct <anonymous>'} has no member named 'dep_map'
225 | rwlock_release(&lock->dep_map, _RET_IP_);
| ^~
include/linux/rwlock_api_smp.h: In function '__raw_read_unlock_irqrestore':
include/linux/rwlock_api_smp.h:233:22: error: 'rwlock_t' {aka 'struct <anonymous>'} has no member named 'dep_map'
233 | rwlock_release(&lock->dep_map, _RET_IP_);
| ^~
include/linux/rwlock_api_smp.h: In function '__raw_read_unlock_irq':
include/linux/rwlock_api_smp.h:241:22: error: 'rwlock_t' {aka 'struct <anonymous>'} has no member named 'dep_map'
241 | rwlock_release(&lock->dep_map, _RET_IP_);
| ^~
include/linux/rwlock_api_smp.h: In function '__raw_read_unlock_bh':
include/linux/rwlock_api_smp.h:249:22: error: 'rwlock_t' {aka 'struct <anonymous>'} has no member named 'dep_map'
249 | rwlock_release(&lock->dep_map, _RET_IP_);
| ^~
include/linux/rwlock_api_smp.h: In function '__raw_write_unlock_irqrestore':
include/linux/rwlock_api_smp.h:257:22: error: 'rwlock_t' {aka 'struct <anonymous>'} has no member named 'dep_map'
257 | rwlock_release(&lock->dep_map, _RET_IP_);
| ^~
include/linux/rwlock_api_smp.h: In function '__raw_write_unlock_irq':
include/linux/rwlock_api_smp.h:265:22: error: 'rwlock_t' {aka 'struct <anonymous>'} has no member named 'dep_map'
265 | rwlock_release(&lock->dep_map, _RET_IP_);
| ^~
include/linux/rwlock_api_smp.h: In function '__raw_write_unlock_bh':
include/linux/rwlock_api_smp.h:273:22: error: 'rwlock_t' {aka 'struct <anonymous>'} has no member named 'dep_map'
273 | rwlock_release(&lock->dep_map, _RET_IP_);
| ^~
kernel//sched/core.c: At top level:
kernel//sched/core.c:2111:6: warning: no previous prototype for 'sched_set_stop_task' [-Wmissing-prototypes]
2111 | void sched_set_stop_task(int cpu, struct task_struct *stop)
| ^~~~~~~~~~~~~~~~~~~
cc1: some warnings being treated as errors
--
In file included from include/linux/spinlock.h:318,
from arch/sh/include/asm/smp.h:11,
from include/linux/smp.h:82,
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 kernel//sched/sched.h:5,
from kernel//sched/loadavg.c:9:
include/linux/spinlock_api_smp.h: In function '__raw_spin_trylock':
>> include/linux/spinlock_api_smp.h:90:3: error: implicit declaration of function 'spin_acquire'; did you mean 'xchg_acquire'? [-Werror=implicit-function-declaration]
90 | spin_acquire(&lock->dep_map, 0, 1, _RET_IP_);
| ^~~~~~~~~~~~
| xchg_acquire
include/linux/spinlock_api_smp.h:90:21: error: 'raw_spinlock_t' {aka 'struct raw_spinlock'} has no member named 'dep_map'
90 | spin_acquire(&lock->dep_map, 0, 1, _RET_IP_);
| ^~
include/linux/spinlock_api_smp.h: In function '__raw_spin_lock_irqsave':
include/linux/spinlock_api_smp.h:110:20: error: 'raw_spinlock_t' {aka 'struct raw_spinlock'} has no member named 'dep_map'
110 | spin_acquire(&lock->dep_map, 0, 0, _RET_IP_);
| ^~
include/linux/spinlock_api_smp.h: In function '__raw_spin_lock_irq':
include/linux/spinlock_api_smp.h:128:20: error: 'raw_spinlock_t' {aka 'struct raw_spinlock'} has no member named 'dep_map'
128 | spin_acquire(&lock->dep_map, 0, 0, _RET_IP_);
| ^~
>> include/linux/spinlock_api_smp.h:129:2: error: implicit declaration of function 'LOCK_CONTENDED' [-Werror=implicit-function-declaration]
129 | LOCK_CONTENDED(lock, do_raw_spin_trylock, do_raw_spin_lock);
| ^~~~~~~~~~~~~~
include/linux/spinlock_api_smp.h: In function '__raw_spin_lock_bh':
include/linux/spinlock_api_smp.h:135:20: error: 'raw_spinlock_t' {aka 'struct raw_spinlock'} has no member named 'dep_map'
135 | spin_acquire(&lock->dep_map, 0, 0, _RET_IP_);
| ^~
include/linux/spinlock_api_smp.h: In function '__raw_spin_lock':
include/linux/spinlock_api_smp.h:142:20: error: 'raw_spinlock_t' {aka 'struct raw_spinlock'} has no member named 'dep_map'
142 | spin_acquire(&lock->dep_map, 0, 0, _RET_IP_);
| ^~
include/linux/spinlock_api_smp.h: In function '__raw_spin_unlock':
>> include/linux/spinlock_api_smp.h:150:2: error: implicit declaration of function 'spin_release'; did you mean 'xchg_release'? [-Werror=implicit-function-declaration]
150 | spin_release(&lock->dep_map, _RET_IP_);
| ^~~~~~~~~~~~
| xchg_release
include/linux/spinlock_api_smp.h:150:20: error: 'raw_spinlock_t' {aka 'struct raw_spinlock'} has no member named 'dep_map'
150 | spin_release(&lock->dep_map, _RET_IP_);
| ^~
include/linux/spinlock_api_smp.h: In function '__raw_spin_unlock_irqrestore':
include/linux/spinlock_api_smp.h:158:20: error: 'raw_spinlock_t' {aka 'struct raw_spinlock'} has no member named 'dep_map'
158 | spin_release(&lock->dep_map, _RET_IP_);
| ^~
include/linux/spinlock_api_smp.h: In function '__raw_spin_unlock_irq':
include/linux/spinlock_api_smp.h:166:20: error: 'raw_spinlock_t' {aka 'struct raw_spinlock'} has no member named 'dep_map'
166 | spin_release(&lock->dep_map, _RET_IP_);
| ^~
include/linux/spinlock_api_smp.h: In function '__raw_spin_unlock_bh':
include/linux/spinlock_api_smp.h:174:20: error: 'raw_spinlock_t' {aka 'struct raw_spinlock'} has no member named 'dep_map'
174 | spin_release(&lock->dep_map, _RET_IP_);
| ^~
include/linux/spinlock_api_smp.h: In function '__raw_spin_trylock_bh':
include/linux/spinlock_api_smp.h:183:21: error: 'raw_spinlock_t' {aka 'struct raw_spinlock'} has no member named 'dep_map'
183 | spin_acquire(&lock->dep_map, 0, 1, _RET_IP_);
| ^~
In file included from include/linux/spinlock_api_smp.h:190,
from include/linux/spinlock.h:318,
from arch/sh/include/asm/smp.h:11,
from include/linux/smp.h:82,
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 kernel//sched/sched.h:5,
from kernel//sched/loadavg.c:9:
include/linux/rwlock_api_smp.h: In function '__raw_read_trylock':
>> include/linux/rwlock_api_smp.h:121:3: error: implicit declaration of function 'rwlock_acquire_read' [-Werror=implicit-function-declaration]
121 | rwlock_acquire_read(&lock->dep_map, 0, 1, _RET_IP_);
| ^~~~~~~~~~~~~~~~~~~
include/linux/rwlock_api_smp.h:121:28: error: 'rwlock_t' {aka 'struct <anonymous>'} has no member named 'dep_map'
121 | rwlock_acquire_read(&lock->dep_map, 0, 1, _RET_IP_);
| ^~
include/linux/rwlock_api_smp.h: In function '__raw_write_trylock':
>> include/linux/rwlock_api_smp.h:132:3: error: implicit declaration of function 'rwlock_acquire' [-Werror=implicit-function-declaration]
132 | rwlock_acquire(&lock->dep_map, 0, 1, _RET_IP_);
| ^~~~~~~~~~~~~~
include/linux/rwlock_api_smp.h:132:23: error: 'rwlock_t' {aka 'struct <anonymous>'} has no member named 'dep_map'
132 | rwlock_acquire(&lock->dep_map, 0, 1, _RET_IP_);
| ^~
include/linux/rwlock_api_smp.h: In function '__raw_read_lock':
include/linux/rwlock_api_smp.h:149:27: error: 'rwlock_t' {aka 'struct <anonymous>'} has no member named 'dep_map'
149 | rwlock_acquire_read(&lock->dep_map, 0, 0, _RET_IP_);
| ^~
include/linux/rwlock_api_smp.h:150:23: error: 'do_raw_read_trylock' undeclared (first use in this function); did you mean '_raw_read_trylock'?
150 | LOCK_CONTENDED(lock, do_raw_read_trylock, do_raw_read_lock);
| ^~~~~~~~~~~~~~~~~~~
| _raw_read_trylock
include/linux/rwlock_api_smp.h:150:23: note: each undeclared identifier is reported only once for each function it appears in
include/linux/rwlock_api_smp.h:150:44: error: 'do_raw_read_lock' undeclared (first use in this function); did you mean '_raw_read_lock'?
150 | LOCK_CONTENDED(lock, do_raw_read_trylock, do_raw_read_lock);
| ^~~~~~~~~~~~~~~~
| _raw_read_lock
include/linux/rwlock_api_smp.h: In function '__raw_read_lock_irqsave':
include/linux/rwlock_api_smp.h:159:27: error: 'rwlock_t' {aka 'struct <anonymous>'} has no member named 'dep_map'
159 | rwlock_acquire_read(&lock->dep_map, 0, 0, _RET_IP_);
| ^~
>> include/linux/rwlock_api_smp.h:160:2: error: implicit declaration of function 'LOCK_CONTENDED_FLAGS' [-Werror=implicit-function-declaration]
160 | LOCK_CONTENDED_FLAGS(lock, do_raw_read_trylock, do_raw_read_lock,
| ^~~~~~~~~~~~~~~~~~~~
include/linux/rwlock_api_smp.h:160:29: error: 'do_raw_read_trylock' undeclared (first use in this function); did you mean '_raw_read_trylock'?
160 | LOCK_CONTENDED_FLAGS(lock, do_raw_read_trylock, do_raw_read_lock,
| ^~~~~~~~~~~~~~~~~~~
| _raw_read_trylock
include/linux/rwlock_api_smp.h:160:50: error: 'do_raw_read_lock' undeclared (first use in this function); did you mean '_raw_read_lock'?
160 | LOCK_CONTENDED_FLAGS(lock, do_raw_read_trylock, do_raw_read_lock,
| ^~~~~~~~~~~~~~~~
| _raw_read_lock
>> include/linux/rwlock_api_smp.h:161:9: error: 'do_raw_read_lock_flags' undeclared (first use in this function); did you mean 'do_raw_spin_lock_flags'?
161 | do_raw_read_lock_flags, &flags);
| ^~~~~~~~~~~~~~~~~~~~~~
| do_raw_spin_lock_flags
include/linux/rwlock_api_smp.h: In function '__raw_read_lock_irq':
include/linux/rwlock_api_smp.h:169:27: error: 'rwlock_t' {aka 'struct <anonymous>'} has no member named 'dep_map'
169 | rwlock_acquire_read(&lock->dep_map, 0, 0, _RET_IP_);
| ^~
include/linux/rwlock_api_smp.h:170:23: error: 'do_raw_read_trylock' undeclared (first use in this function); did you mean '_raw_read_trylock'?
170 | LOCK_CONTENDED(lock, do_raw_read_trylock, do_raw_read_lock);
| ^~~~~~~~~~~~~~~~~~~
| _raw_read_trylock
include/linux/rwlock_api_smp.h:170:44: error: 'do_raw_read_lock' undeclared (first use in this function); did you mean '_raw_read_lock'?
170 | LOCK_CONTENDED(lock, do_raw_read_trylock, do_raw_read_lock);
| ^~~~~~~~~~~~~~~~
| _raw_read_lock
include/linux/rwlock_api_smp.h: In function '__raw_read_lock_bh':
include/linux/rwlock_api_smp.h:176:27: error: 'rwlock_t' {aka 'struct <anonymous>'} has no member named 'dep_map'
176 | rwlock_acquire_read(&lock->dep_map, 0, 0, _RET_IP_);
| ^~
include/linux/rwlock_api_smp.h:177:23: error: 'do_raw_read_trylock' undeclared (first use in this function); did you mean '_raw_read_trylock'?
177 | LOCK_CONTENDED(lock, do_raw_read_trylock, do_raw_read_lock);
| ^~~~~~~~~~~~~~~~~~~
| _raw_read_trylock
include/linux/rwlock_api_smp.h:177:44: error: 'do_raw_read_lock' undeclared (first use in this function); did you mean '_raw_read_lock'?
177 | LOCK_CONTENDED(lock, do_raw_read_trylock, do_raw_read_lock);
| ^~~~~~~~~~~~~~~~
| _raw_read_lock
include/linux/rwlock_api_smp.h: In function '__raw_write_lock_irqsave':
include/linux/rwlock_api_smp.h:186:22: error: 'rwlock_t' {aka 'struct <anonymous>'} has no member named 'dep_map'
186 | rwlock_acquire(&lock->dep_map, 0, 0, _RET_IP_);
| ^~
include/linux/rwlock_api_smp.h:187:29: error: 'do_raw_write_trylock' undeclared (first use in this function); did you mean '_raw_write_trylock'?
187 | LOCK_CONTENDED_FLAGS(lock, do_raw_write_trylock, do_raw_write_lock,
| ^~~~~~~~~~~~~~~~~~~~
| _raw_write_trylock
include/linux/rwlock_api_smp.h:187:51: error: 'do_raw_write_lock' undeclared (first use in this function); did you mean '_raw_write_lock'?
187 | LOCK_CONTENDED_FLAGS(lock, do_raw_write_trylock, do_raw_write_lock,
| ^~~~~~~~~~~~~~~~~
| _raw_write_lock
>> include/linux/rwlock_api_smp.h:188:9: error: 'do_raw_write_lock_flags' undeclared (first use in this function); did you mean 'do_raw_spin_lock_flags'?
188 | do_raw_write_lock_flags, &flags);
| ^~~~~~~~~~~~~~~~~~~~~~~
| do_raw_spin_lock_flags
include/linux/rwlock_api_smp.h: In function '__raw_write_lock_irq':
include/linux/rwlock_api_smp.h:196:22: error: 'rwlock_t' {aka 'struct <anonymous>'} has no member named 'dep_map'
196 | rwlock_acquire(&lock->dep_map, 0, 0, _RET_IP_);
| ^~
include/linux/rwlock_api_smp.h:197:23: error: 'do_raw_write_trylock' undeclared (first use in this function); did you mean '_raw_write_trylock'?
197 | LOCK_CONTENDED(lock, do_raw_write_trylock, do_raw_write_lock);
| ^~~~~~~~~~~~~~~~~~~~
| _raw_write_trylock
include/linux/rwlock_api_smp.h:197:45: error: 'do_raw_write_lock' undeclared (first use in this function); did you mean '_raw_write_lock'?
197 | LOCK_CONTENDED(lock, do_raw_write_trylock, do_raw_write_lock);
| ^~~~~~~~~~~~~~~~~
| _raw_write_lock
include/linux/rwlock_api_smp.h: In function '__raw_write_lock_bh':
include/linux/rwlock_api_smp.h:203:22: error: 'rwlock_t' {aka 'struct <anonymous>'} has no member named 'dep_map'
203 | rwlock_acquire(&lock->dep_map, 0, 0, _RET_IP_);
| ^~
include/linux/rwlock_api_smp.h:204:23: error: 'do_raw_write_trylock' undeclared (first use in this function); did you mean '_raw_write_trylock'?
204 | LOCK_CONTENDED(lock, do_raw_write_trylock, do_raw_write_lock);
| ^~~~~~~~~~~~~~~~~~~~
| _raw_write_trylock
include/linux/rwlock_api_smp.h:204:45: error: 'do_raw_write_lock' undeclared (first use in this function); did you mean '_raw_write_lock'?
204 | LOCK_CONTENDED(lock, do_raw_write_trylock, do_raw_write_lock);
| ^~~~~~~~~~~~~~~~~
| _raw_write_lock
include/linux/rwlock_api_smp.h: In function '__raw_write_lock':
include/linux/rwlock_api_smp.h:210:22: error: 'rwlock_t' {aka 'struct <anonymous>'} has no member named 'dep_map'
210 | rwlock_acquire(&lock->dep_map, 0, 0, _RET_IP_);
| ^~
include/linux/rwlock_api_smp.h:211:23: error: 'do_raw_write_trylock' undeclared (first use in this function); did you mean '_raw_write_trylock'?
211 | LOCK_CONTENDED(lock, do_raw_write_trylock, do_raw_write_lock);
| ^~~~~~~~~~~~~~~~~~~~
| _raw_write_trylock
include/linux/rwlock_api_smp.h:211:45: error: 'do_raw_write_lock' undeclared (first use in this function); did you mean '_raw_write_lock'?
211 | LOCK_CONTENDED(lock, do_raw_write_trylock, do_raw_write_lock);
| ^~~~~~~~~~~~~~~~~
| _raw_write_lock
include/linux/rwlock_api_smp.h: In function '__raw_write_unlock':
>> include/linux/rwlock_api_smp.h:218:2: error: implicit declaration of function 'rwlock_release' [-Werror=implicit-function-declaration]
218 | rwlock_release(&lock->dep_map, _RET_IP_);
| ^~~~~~~~~~~~~~
include/linux/rwlock_api_smp.h:218:22: error: 'rwlock_t' {aka 'struct <anonymous>'} has no member named 'dep_map'
218 | rwlock_release(&lock->dep_map, _RET_IP_);
| ^~
include/linux/rwlock_api_smp.h: In function '__raw_read_unlock':
include/linux/rwlock_api_smp.h:225:22: error: 'rwlock_t' {aka 'struct <anonymous>'} has no member named 'dep_map'
225 | rwlock_release(&lock->dep_map, _RET_IP_);
| ^~
include/linux/rwlock_api_smp.h: In function '__raw_read_unlock_irqrestore':
include/linux/rwlock_api_smp.h:233:22: error: 'rwlock_t' {aka 'struct <anonymous>'} has no member named 'dep_map'
233 | rwlock_release(&lock->dep_map, _RET_IP_);
| ^~
include/linux/rwlock_api_smp.h: In function '__raw_read_unlock_irq':
include/linux/rwlock_api_smp.h:241:22: error: 'rwlock_t' {aka 'struct <anonymous>'} has no member named 'dep_map'
241 | rwlock_release(&lock->dep_map, _RET_IP_);
| ^~
include/linux/rwlock_api_smp.h: In function '__raw_read_unlock_bh':
include/linux/rwlock_api_smp.h:249:22: error: 'rwlock_t' {aka 'struct <anonymous>'} has no member named 'dep_map'
249 | rwlock_release(&lock->dep_map, _RET_IP_);
| ^~
include/linux/rwlock_api_smp.h: In function '__raw_write_unlock_irqrestore':
include/linux/rwlock_api_smp.h:257:22: error: 'rwlock_t' {aka 'struct <anonymous>'} has no member named 'dep_map'
257 | rwlock_release(&lock->dep_map, _RET_IP_);
| ^~
include/linux/rwlock_api_smp.h: In function '__raw_write_unlock_irq':
include/linux/rwlock_api_smp.h:265:22: error: 'rwlock_t' {aka 'struct <anonymous>'} has no member named 'dep_map'
265 | rwlock_release(&lock->dep_map, _RET_IP_);
| ^~
include/linux/rwlock_api_smp.h: In function '__raw_write_unlock_bh':
include/linux/rwlock_api_smp.h:273:22: error: 'rwlock_t' {aka 'struct <anonymous>'} has no member named 'dep_map'
273 | rwlock_release(&lock->dep_map, _RET_IP_);
| ^~
cc1: some warnings being treated as errors
..
# https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=0cd39f4600ed4de859383018eb10f0f724900e1b
git remote add linus https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
git fetch --no-tags linus master
git checkout 0cd39f4600ed4de859383018eb10f0f724900e1b
vim +90 include/linux/spinlock_api_smp.h
892a7c67c12da63 Heiko Carstens 2009-08-31 85
9c1721aa4994f66 Thomas Gleixner 2009-12-03 86 static inline int __raw_spin_trylock(raw_spinlock_t *lock)
69d0ee7377eef80 Heiko Carstens 2009-08-31 87 {
69d0ee7377eef80 Heiko Carstens 2009-08-31 88 preempt_disable();
9828ea9d75c38fe Thomas Gleixner 2009-12-03 89 if (do_raw_spin_trylock(lock)) {
69d0ee7377eef80 Heiko Carstens 2009-08-31 @90 spin_acquire(&lock->dep_map, 0, 1, _RET_IP_);
69d0ee7377eef80 Heiko Carstens 2009-08-31 91 return 1;
69d0ee7377eef80 Heiko Carstens 2009-08-31 92 }
69d0ee7377eef80 Heiko Carstens 2009-08-31 93 preempt_enable();
69d0ee7377eef80 Heiko Carstens 2009-08-31 94 return 0;
69d0ee7377eef80 Heiko Carstens 2009-08-31 95 }
69d0ee7377eef80 Heiko Carstens 2009-08-31 96
69d0ee7377eef80 Heiko Carstens 2009-08-31 97 /*
69d0ee7377eef80 Heiko Carstens 2009-08-31 98 * If lockdep is enabled then we use the non-preemption spin-ops
27972765bd0410f Thomas Gleixner 2019-07-26 99 * even on CONFIG_PREEMPTION, because lockdep assumes that interrupts are
69d0ee7377eef80 Heiko Carstens 2009-08-31 100 * not re-enabled during lock-acquire (which the preempt-spin-ops do):
69d0ee7377eef80 Heiko Carstens 2009-08-31 101 */
69d0ee7377eef80 Heiko Carstens 2009-08-31 102 #if !defined(CONFIG_GENERIC_LOCKBREAK) || defined(CONFIG_DEBUG_LOCK_ALLOC)
69d0ee7377eef80 Heiko Carstens 2009-08-31 103
9c1721aa4994f66 Thomas Gleixner 2009-12-03 104 static inline unsigned long __raw_spin_lock_irqsave(raw_spinlock_t *lock)
69d0ee7377eef80 Heiko Carstens 2009-08-31 105 {
69d0ee7377eef80 Heiko Carstens 2009-08-31 106 unsigned long flags;
69d0ee7377eef80 Heiko Carstens 2009-08-31 107
69d0ee7377eef80 Heiko Carstens 2009-08-31 108 local_irq_save(flags);
69d0ee7377eef80 Heiko Carstens 2009-08-31 109 preempt_disable();
69d0ee7377eef80 Heiko Carstens 2009-08-31 110 spin_acquire(&lock->dep_map, 0, 0, _RET_IP_);
69d0ee7377eef80 Heiko Carstens 2009-08-31 111 /*
69d0ee7377eef80 Heiko Carstens 2009-08-31 112 * On lockdep we dont want the hand-coded irq-enable of
9828ea9d75c38fe Thomas Gleixner 2009-12-03 113 * do_raw_spin_lock_flags() code, because lockdep assumes
69d0ee7377eef80 Heiko Carstens 2009-08-31 114 * that interrupts are not re-enabled during lock-acquire:
69d0ee7377eef80 Heiko Carstens 2009-08-31 115 */
69d0ee7377eef80 Heiko Carstens 2009-08-31 116 #ifdef CONFIG_LOCKDEP
9828ea9d75c38fe Thomas Gleixner 2009-12-03 117 LOCK_CONTENDED(lock, do_raw_spin_trylock, do_raw_spin_lock);
69d0ee7377eef80 Heiko Carstens 2009-08-31 118 #else
9828ea9d75c38fe Thomas Gleixner 2009-12-03 119 do_raw_spin_lock_flags(lock, &flags);
69d0ee7377eef80 Heiko Carstens 2009-08-31 120 #endif
69d0ee7377eef80 Heiko Carstens 2009-08-31 121 return flags;
69d0ee7377eef80 Heiko Carstens 2009-08-31 122 }
69d0ee7377eef80 Heiko Carstens 2009-08-31 123
9c1721aa4994f66 Thomas Gleixner 2009-12-03 124 static inline void __raw_spin_lock_irq(raw_spinlock_t *lock)
69d0ee7377eef80 Heiko Carstens 2009-08-31 125 {
69d0ee7377eef80 Heiko Carstens 2009-08-31 126 local_irq_disable();
69d0ee7377eef80 Heiko Carstens 2009-08-31 127 preempt_disable();
69d0ee7377eef80 Heiko Carstens 2009-08-31 128 spin_acquire(&lock->dep_map, 0, 0, _RET_IP_);
9828ea9d75c38fe Thomas Gleixner 2009-12-03 @129 LOCK_CONTENDED(lock, do_raw_spin_trylock, do_raw_spin_lock);
69d0ee7377eef80 Heiko Carstens 2009-08-31 130 }
69d0ee7377eef80 Heiko Carstens 2009-08-31 131
9c1721aa4994f66 Thomas Gleixner 2009-12-03 132 static inline void __raw_spin_lock_bh(raw_spinlock_t *lock)
69d0ee7377eef80 Heiko Carstens 2009-08-31 133 {
9ea4c380066fbe2 Peter Zijlstra 2013-11-19 134 __local_bh_disable_ip(_RET_IP_, SOFTIRQ_LOCK_OFFSET);
69d0ee7377eef80 Heiko Carstens 2009-08-31 135 spin_acquire(&lock->dep_map, 0, 0, _RET_IP_);
9828ea9d75c38fe Thomas Gleixner 2009-12-03 136 LOCK_CONTENDED(lock, do_raw_spin_trylock, do_raw_spin_lock);
69d0ee7377eef80 Heiko Carstens 2009-08-31 137 }
69d0ee7377eef80 Heiko Carstens 2009-08-31 138
9c1721aa4994f66 Thomas Gleixner 2009-12-03 139 static inline void __raw_spin_lock(raw_spinlock_t *lock)
69d0ee7377eef80 Heiko Carstens 2009-08-31 140 {
69d0ee7377eef80 Heiko Carstens 2009-08-31 141 preempt_disable();
69d0ee7377eef80 Heiko Carstens 2009-08-31 142 spin_acquire(&lock->dep_map, 0, 0, _RET_IP_);
9828ea9d75c38fe Thomas Gleixner 2009-12-03 143 LOCK_CONTENDED(lock, do_raw_spin_trylock, do_raw_spin_lock);
69d0ee7377eef80 Heiko Carstens 2009-08-31 144 }
69d0ee7377eef80 Heiko Carstens 2009-08-31 145
ae58403f15888da Chen Gang 2013-06-19 146 #endif /* !CONFIG_GENERIC_LOCKBREAK || CONFIG_DEBUG_LOCK_ALLOC */
69d0ee7377eef80 Heiko Carstens 2009-08-31 147
9c1721aa4994f66 Thomas Gleixner 2009-12-03 148 static inline void __raw_spin_unlock(raw_spinlock_t *lock)
69d0ee7377eef80 Heiko Carstens 2009-08-31 149 {
5facae4f3549b5c Qian Cai 2019-09-19 @150 spin_release(&lock->dep_map, _RET_IP_);
9828ea9d75c38fe Thomas Gleixner 2009-12-03 151 do_raw_spin_unlock(lock);
69d0ee7377eef80 Heiko Carstens 2009-08-31 152 preempt_enable();
69d0ee7377eef80 Heiko Carstens 2009-08-31 153 }
69d0ee7377eef80 Heiko Carstens 2009-08-31 154
:::::: The code at line 90 was first introduced by commit
:::::: 69d0ee7377eef808e34ba5542b554ec97244b871 locking: Move spinlock function bodies to header file
:::::: TO: Heiko Carstens <heiko.carstens@...ibm.com>
:::::: CC: Ingo Molnar <mingo@...e.hu>
---
0-DAY CI Kernel Test Service, Intel Corporation
https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org
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