149 unsigned long flags;
150
151 local_irq_save(flags);
152 preempt_disable();
153 rwlock_acquire(&lock->dep_map, 0, 0, _RET_IP_);
154 LOCK_CONTENDED(lock, _raw_write_trylock, _raw_write_lock);
155 return flags;
156}
157EXPORT_SYMBOL(_write_lock_irqsave);
158
159void __lockfunc _write_lock_irq(rwlock_t *lock)
160{
161 local_irq_disable();
162 preempt_disable();
163 rwlock_acquire(&lock->dep_map, 0, 0, _RET_IP_);
164 LOCK_CONTENDED(lock, _raw_write_trylock, _raw_write_lock);
165}
166EXPORT_SYMBOL(_write_lock_irq);
167
168void __lockfunc _write_lock_bh(rwlock_t *lock)
169{
170 local_bh_disable();
171 preempt_disable();
172 rwlock_acquire(&lock->dep_map, 0, 0, _RET_IP_);
173 LOCK_CONTENDED(lock, _raw_write_trylock, _raw_write_lock);
174}
175EXPORT_SYMBOL(_write_lock_bh);
176
177void __lockfunc _spin_lock(spinlock_t *lock)
178{
179 preempt_disable();
180 spin_acquire(&lock->dep_map, 0, 0, _RET_IP_);
181 LOCK_CONTENDED(lock, _raw_spin_trylock, _raw_spin_lock);
182}
183
184EXPORT_SYMBOL(_spin_lock);
185
186void __lockfunc _write_lock(rwlock_t *lock)
187{
188 preempt_disable();
189 rwlock_acquire(&lock->dep_map, 0, 0, _RET_IP_);