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authorPeter Zijlstra <a.p.zijlstra@chello.nl>2007-07-19 04:48:58 -0400
committerLinus Torvalds <torvalds@woody.linux-foundation.org>2007-07-19 13:04:49 -0400
commit4fe87745a6722d42ff27a60768c77958fa1fc498 (patch)
treeadb116303fda951e0f7fc997db5de683e1bd8527 /kernel/spinlock.c
parentc46261de0d98372112d8edf16f74ce418a268d46 (diff)
lockstat: hook into spinlock_t, rwlock_t, rwsem and mutex
Call the new lockstat tracking functions from the various lock primitives. Signed-off-by: Peter Zijlstra <a.p.zijlstra@chello.nl> Acked-by: Ingo Molnar <mingo@elte.hu> Acked-by: Jason Baron <jbaron@redhat.com> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'kernel/spinlock.c')
-rw-r--r--kernel/spinlock.c28
1 files changed, 14 insertions, 14 deletions
diff --git a/kernel/spinlock.c b/kernel/spinlock.c
index cd93bfe3f10d..cd72424c2662 100644
--- a/kernel/spinlock.c
+++ b/kernel/spinlock.c
@@ -72,7 +72,7 @@ void __lockfunc _read_lock(rwlock_t *lock)
72{ 72{
73 preempt_disable(); 73 preempt_disable();
74 rwlock_acquire_read(&lock->dep_map, 0, 0, _RET_IP_); 74 rwlock_acquire_read(&lock->dep_map, 0, 0, _RET_IP_);
75 _raw_read_lock(lock); 75 LOCK_CONTENDED(lock, _raw_read_trylock, _raw_read_lock);
76} 76}
77EXPORT_SYMBOL(_read_lock); 77EXPORT_SYMBOL(_read_lock);
78 78
@@ -89,7 +89,7 @@ unsigned long __lockfunc _spin_lock_irqsave(spinlock_t *lock)
89 * that interrupts are not re-enabled during lock-acquire: 89 * that interrupts are not re-enabled during lock-acquire:
90 */ 90 */
91#ifdef CONFIG_LOCKDEP 91#ifdef CONFIG_LOCKDEP
92 _raw_spin_lock(lock); 92 LOCK_CONTENDED(lock, _raw_spin_trylock, _raw_spin_lock);
93#else 93#else
94 _raw_spin_lock_flags(lock, &flags); 94 _raw_spin_lock_flags(lock, &flags);
95#endif 95#endif
@@ -102,7 +102,7 @@ void __lockfunc _spin_lock_irq(spinlock_t *lock)
102 local_irq_disable(); 102 local_irq_disable();
103 preempt_disable(); 103 preempt_disable();
104 spin_acquire(&lock->dep_map, 0, 0, _RET_IP_); 104 spin_acquire(&lock->dep_map, 0, 0, _RET_IP_);
105 _raw_spin_lock(lock); 105 LOCK_CONTENDED(lock, _raw_spin_trylock, _raw_spin_lock);
106} 106}
107EXPORT_SYMBOL(_spin_lock_irq); 107EXPORT_SYMBOL(_spin_lock_irq);
108 108
@@ -111,7 +111,7 @@ void __lockfunc _spin_lock_bh(spinlock_t *lock)
111 local_bh_disable(); 111 local_bh_disable();
112 preempt_disable(); 112 preempt_disable();
113 spin_acquire(&lock->dep_map, 0, 0, _RET_IP_); 113 spin_acquire(&lock->dep_map, 0, 0, _RET_IP_);
114 _raw_spin_lock(lock); 114 LOCK_CONTENDED(lock, _raw_spin_trylock, _raw_spin_lock);
115} 115}
116EXPORT_SYMBOL(_spin_lock_bh); 116EXPORT_SYMBOL(_spin_lock_bh);
117 117
@@ -122,7 +122,7 @@ unsigned long __lockfunc _read_lock_irqsave(rwlock_t *lock)
122 local_irq_save(flags); 122 local_irq_save(flags);
123 preempt_disable(); 123 preempt_disable();
124 rwlock_acquire_read(&lock->dep_map, 0, 0, _RET_IP_); 124 rwlock_acquire_read(&lock->dep_map, 0, 0, _RET_IP_);
125 _raw_read_lock(lock); 125 LOCK_CONTENDED(lock, _raw_read_trylock, _raw_read_lock);
126 return flags; 126 return flags;
127} 127}
128EXPORT_SYMBOL(_read_lock_irqsave); 128EXPORT_SYMBOL(_read_lock_irqsave);
@@ -132,7 +132,7 @@ void __lockfunc _read_lock_irq(rwlock_t *lock)
132 local_irq_disable(); 132 local_irq_disable();
133 preempt_disable(); 133 preempt_disable();
134 rwlock_acquire_read(&lock->dep_map, 0, 0, _RET_IP_); 134 rwlock_acquire_read(&lock->dep_map, 0, 0, _RET_IP_);
135 _raw_read_lock(lock); 135 LOCK_CONTENDED(lock, _raw_read_trylock, _raw_read_lock);
136} 136}
137EXPORT_SYMBOL(_read_lock_irq); 137EXPORT_SYMBOL(_read_lock_irq);
138 138
@@ -141,7 +141,7 @@ void __lockfunc _read_lock_bh(rwlock_t *lock)
141 local_bh_disable(); 141 local_bh_disable();
142 preempt_disable(); 142 preempt_disable();
143 rwlock_acquire_read(&lock->dep_map, 0, 0, _RET_IP_); 143 rwlock_acquire_read(&lock->dep_map, 0, 0, _RET_IP_);
144 _raw_read_lock(lock); 144 LOCK_CONTENDED(lock, _raw_read_trylock, _raw_read_lock);
145} 145}
146EXPORT_SYMBOL(_read_lock_bh); 146EXPORT_SYMBOL(_read_lock_bh);
147 147
@@ -152,7 +152,7 @@ unsigned long __lockfunc _write_lock_irqsave(rwlock_t *lock)
152 local_irq_save(flags); 152 local_irq_save(flags);
153 preempt_disable(); 153 preempt_disable();
154 rwlock_acquire(&lock->dep_map, 0, 0, _RET_IP_); 154 rwlock_acquire(&lock->dep_map, 0, 0, _RET_IP_);
155 _raw_write_lock(lock); 155 LOCK_CONTENDED(lock, _raw_write_trylock, _raw_write_lock);
156 return flags; 156 return flags;
157} 157}
158EXPORT_SYMBOL(_write_lock_irqsave); 158EXPORT_SYMBOL(_write_lock_irqsave);
@@ -162,7 +162,7 @@ void __lockfunc _write_lock_irq(rwlock_t *lock)
162 local_irq_disable(); 162 local_irq_disable();
163 preempt_disable(); 163 preempt_disable();
164 rwlock_acquire(&lock->dep_map, 0, 0, _RET_IP_); 164 rwlock_acquire(&lock->dep_map, 0, 0, _RET_IP_);
165 _raw_write_lock(lock); 165 LOCK_CONTENDED(lock, _raw_write_trylock, _raw_write_lock);
166} 166}
167EXPORT_SYMBOL(_write_lock_irq); 167EXPORT_SYMBOL(_write_lock_irq);
168 168
@@ -171,7 +171,7 @@ void __lockfunc _write_lock_bh(rwlock_t *lock)
171 local_bh_disable(); 171 local_bh_disable();
172 preempt_disable(); 172 preempt_disable();
173 rwlock_acquire(&lock->dep_map, 0, 0, _RET_IP_); 173 rwlock_acquire(&lock->dep_map, 0, 0, _RET_IP_);
174 _raw_write_lock(lock); 174 LOCK_CONTENDED(lock, _raw_write_trylock, _raw_write_lock);
175} 175}
176EXPORT_SYMBOL(_write_lock_bh); 176EXPORT_SYMBOL(_write_lock_bh);
177 177
@@ -179,7 +179,7 @@ void __lockfunc _spin_lock(spinlock_t *lock)
179{ 179{
180 preempt_disable(); 180 preempt_disable();
181 spin_acquire(&lock->dep_map, 0, 0, _RET_IP_); 181 spin_acquire(&lock->dep_map, 0, 0, _RET_IP_);
182 _raw_spin_lock(lock); 182 LOCK_CONTENDED(lock, _raw_spin_trylock, _raw_spin_lock);
183} 183}
184 184
185EXPORT_SYMBOL(_spin_lock); 185EXPORT_SYMBOL(_spin_lock);
@@ -188,7 +188,7 @@ void __lockfunc _write_lock(rwlock_t *lock)
188{ 188{
189 preempt_disable(); 189 preempt_disable();
190 rwlock_acquire(&lock->dep_map, 0, 0, _RET_IP_); 190 rwlock_acquire(&lock->dep_map, 0, 0, _RET_IP_);
191 _raw_write_lock(lock); 191 LOCK_CONTENDED(lock, _raw_write_trylock, _raw_write_lock);
192} 192}
193 193
194EXPORT_SYMBOL(_write_lock); 194EXPORT_SYMBOL(_write_lock);
@@ -289,7 +289,7 @@ void __lockfunc _spin_lock_nested(spinlock_t *lock, int subclass)
289{ 289{
290 preempt_disable(); 290 preempt_disable();
291 spin_acquire(&lock->dep_map, subclass, 0, _RET_IP_); 291 spin_acquire(&lock->dep_map, subclass, 0, _RET_IP_);
292 _raw_spin_lock(lock); 292 LOCK_CONTENDED(lock, _raw_spin_trylock, _raw_spin_lock);
293} 293}
294 294
295EXPORT_SYMBOL(_spin_lock_nested); 295EXPORT_SYMBOL(_spin_lock_nested);
@@ -306,7 +306,7 @@ unsigned long __lockfunc _spin_lock_irqsave_nested(spinlock_t *lock, int subclas
306 * that interrupts are not re-enabled during lock-acquire: 306 * that interrupts are not re-enabled during lock-acquire:
307 */ 307 */
308#ifdef CONFIG_LOCKDEP 308#ifdef CONFIG_LOCKDEP
309 _raw_spin_lock(lock); 309 LOCK_CONTENDED(lock, _raw_spin_trylock, _raw_spin_lock);
310#else 310#else
311 _raw_spin_lock_flags(lock, &flags); 311 _raw_spin_lock_flags(lock, &flags);
312#endif 312#endif