include/linux/rwlock_api_smp.h:150:23: error: 'do_raw_read_trylock' undeclared; did you mean

From: kernel test robot
Date: Sun Aug 23 2020 - 08:00:19 EST

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tree: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master
head: c3d8f220d01220a5b253e422be407d068dc65511
commit: 0cd39f4600ed4de859383018eb10f0f724900e1b locking/seqlock, headers: Untangle the spaghetti monster
date: 2 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@xxxxxxxxx>

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/mutex.h:17,
from fs//notify/group.c:7:
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/mutex.h:17,
from fs//notify/group.c:7:
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 +150 include/linux/rwlock_api_smp.h

6b6b4792f89346 Thomas Gleixner 2009-11-16 127
9c1721aa4994f6 Thomas Gleixner 2009-12-03 128 static inline int __raw_write_trylock(rwlock_t *lock)
6b6b4792f89346 Thomas Gleixner 2009-11-16 129 {
6b6b4792f89346 Thomas Gleixner 2009-11-16 130 preempt_disable();
9828ea9d75c38f Thomas Gleixner 2009-12-03 131 if (do_raw_write_trylock(lock)) {
6b6b4792f89346 Thomas Gleixner 2009-11-16 @132 rwlock_acquire(&lock->dep_map, 0, 1, _RET_IP_);
6b6b4792f89346 Thomas Gleixner 2009-11-16 133 return 1;
6b6b4792f89346 Thomas Gleixner 2009-11-16 134 }
6b6b4792f89346 Thomas Gleixner 2009-11-16 135 preempt_enable();
6b6b4792f89346 Thomas Gleixner 2009-11-16 136 return 0;
6b6b4792f89346 Thomas Gleixner 2009-11-16 137 }
6b6b4792f89346 Thomas Gleixner 2009-11-16 138
6b6b4792f89346 Thomas Gleixner 2009-11-16 139 /*
6b6b4792f89346 Thomas Gleixner 2009-11-16 140 * If lockdep is enabled then we use the non-preemption spin-ops
6b6b4792f89346 Thomas Gleixner 2009-11-16 141 * even on CONFIG_PREEMPT, because lockdep assumes that interrupts are
6b6b4792f89346 Thomas Gleixner 2009-11-16 142 * not re-enabled during lock-acquire (which the preempt-spin-ops do):
6b6b4792f89346 Thomas Gleixner 2009-11-16 143 */
6b6b4792f89346 Thomas Gleixner 2009-11-16 144 #if !defined(CONFIG_GENERIC_LOCKBREAK) || defined(CONFIG_DEBUG_LOCK_ALLOC)
6b6b4792f89346 Thomas Gleixner 2009-11-16 145
9c1721aa4994f6 Thomas Gleixner 2009-12-03 146 static inline void __raw_read_lock(rwlock_t *lock)
6b6b4792f89346 Thomas Gleixner 2009-11-16 147 {
6b6b4792f89346 Thomas Gleixner 2009-11-16 148 preempt_disable();
6b6b4792f89346 Thomas Gleixner 2009-11-16 149 rwlock_acquire_read(&lock->dep_map, 0, 0, _RET_IP_);
9828ea9d75c38f Thomas Gleixner 2009-12-03 @150 LOCK_CONTENDED(lock, do_raw_read_trylock, do_raw_read_lock);
6b6b4792f89346 Thomas Gleixner 2009-11-16 151 }
6b6b4792f89346 Thomas Gleixner 2009-11-16 152
9c1721aa4994f6 Thomas Gleixner 2009-12-03 153 static inline unsigned long __raw_read_lock_irqsave(rwlock_t *lock)
6b6b4792f89346 Thomas Gleixner 2009-11-16 154 {
6b6b4792f89346 Thomas Gleixner 2009-11-16 155 unsigned long flags;
6b6b4792f89346 Thomas Gleixner 2009-11-16 156
6b6b4792f89346 Thomas Gleixner 2009-11-16 157 local_irq_save(flags);
6b6b4792f89346 Thomas Gleixner 2009-11-16 158 preempt_disable();
6b6b4792f89346 Thomas Gleixner 2009-11-16 159 rwlock_acquire_read(&lock->dep_map, 0, 0, _RET_IP_);
9828ea9d75c38f Thomas Gleixner 2009-12-03 160 LOCK_CONTENDED_FLAGS(lock, do_raw_read_trylock, do_raw_read_lock,
9828ea9d75c38f Thomas Gleixner 2009-12-03 161 do_raw_read_lock_flags, &flags);
6b6b4792f89346 Thomas Gleixner 2009-11-16 162 return flags;
6b6b4792f89346 Thomas Gleixner 2009-11-16 163 }
6b6b4792f89346 Thomas Gleixner 2009-11-16 164
9c1721aa4994f6 Thomas Gleixner 2009-12-03 165 static inline void __raw_read_lock_irq(rwlock_t *lock)
6b6b4792f89346 Thomas Gleixner 2009-11-16 166 {
6b6b4792f89346 Thomas Gleixner 2009-11-16 167 local_irq_disable();
6b6b4792f89346 Thomas Gleixner 2009-11-16 168 preempt_disable();
6b6b4792f89346 Thomas Gleixner 2009-11-16 169 rwlock_acquire_read(&lock->dep_map, 0, 0, _RET_IP_);
9828ea9d75c38f Thomas Gleixner 2009-12-03 170 LOCK_CONTENDED(lock, do_raw_read_trylock, do_raw_read_lock);
6b6b4792f89346 Thomas Gleixner 2009-11-16 171 }
6b6b4792f89346 Thomas Gleixner 2009-11-16 172
9c1721aa4994f6 Thomas Gleixner 2009-12-03 173 static inline void __raw_read_lock_bh(rwlock_t *lock)
6b6b4792f89346 Thomas Gleixner 2009-11-16 174 {
9ea4c380066fbe Peter Zijlstra 2013-11-19 175 __local_bh_disable_ip(_RET_IP_, SOFTIRQ_LOCK_OFFSET);
6b6b4792f89346 Thomas Gleixner 2009-11-16 176 rwlock_acquire_read(&lock->dep_map, 0, 0, _RET_IP_);
9828ea9d75c38f Thomas Gleixner 2009-12-03 @177 LOCK_CONTENDED(lock, do_raw_read_trylock, do_raw_read_lock);
6b6b4792f89346 Thomas Gleixner 2009-11-16 178 }
6b6b4792f89346 Thomas Gleixner 2009-11-16 179
9c1721aa4994f6 Thomas Gleixner 2009-12-03 180 static inline unsigned long __raw_write_lock_irqsave(rwlock_t *lock)
6b6b4792f89346 Thomas Gleixner 2009-11-16 181 {
6b6b4792f89346 Thomas Gleixner 2009-11-16 182 unsigned long flags;
6b6b4792f89346 Thomas Gleixner 2009-11-16 183
6b6b4792f89346 Thomas Gleixner 2009-11-16 184 local_irq_save(flags);
6b6b4792f89346 Thomas Gleixner 2009-11-16 185 preempt_disable();
6b6b4792f89346 Thomas Gleixner 2009-11-16 186 rwlock_acquire(&lock->dep_map, 0, 0, _RET_IP_);
9828ea9d75c38f Thomas Gleixner 2009-12-03 @187 LOCK_CONTENDED_FLAGS(lock, do_raw_write_trylock, do_raw_write_lock,
9828ea9d75c38f Thomas Gleixner 2009-12-03 188 do_raw_write_lock_flags, &flags);
6b6b4792f89346 Thomas Gleixner 2009-11-16 189 return flags;
6b6b4792f89346 Thomas Gleixner 2009-11-16 190 }
6b6b4792f89346 Thomas Gleixner 2009-11-16 191

:::::: The code at line 150 was first introduced by commit
:::::: 9828ea9d75c38fe3dce05d00566eed61c85732e6 locking: Further name space cleanups

:::::: TO: Thomas Gleixner <tglx@xxxxxxxxxxxxx>
:::::: CC: Thomas Gleixner <tglx@xxxxxxxxxxxxx>

---
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