Merge branches 'core/futexes', 'core/locking', 'core/rcu' and 'linus' into core/urgent

[linux-2.6-omap-h63xx.git] / include / linux / percpu_counter.h

diff --git a/include/linux/percpu_counter.h b/include/linux/percpu_counter.h
index 9007ccdfc1127cfe73db03e31dd82a843f8f4fa8..96bdde36599ff7876c51eea0e05fc5166a8faee4 100644 (file)
--- a/include/linux/percpu_counter.h
+++ b/include/linux/percpu_counter.h
@@ -30,8 +30,16 @@ struct percpu_counter {
 #define FBC_BATCH      (NR_CPUS*4)
 #endif
 
-int percpu_counter_init(struct percpu_counter *fbc, s64 amount);
-int percpu_counter_init_irq(struct percpu_counter *fbc, s64 amount);
+int __percpu_counter_init(struct percpu_counter *fbc, s64 amount,
+                         struct lock_class_key *key);
+
+#define percpu_counter_init(fbc, value)                                        \
+       ({                                                              \
+               static struct lock_class_key __key;                     \
+                                                                       \
+               __percpu_counter_init(fbc, value, &__key);              \
+       })
+
 void percpu_counter_destroy(struct percpu_counter *fbc);
 void percpu_counter_set(struct percpu_counter *fbc, s64 amount);
 void __percpu_counter_add(struct percpu_counter *fbc, s64 amount, s32 batch);
@@ -85,8 +93,6 @@ static inline int percpu_counter_init(struct percpu_counter *fbc, s64 amount)
        return 0;
 }
 
-#define percpu_counter_init_irq percpu_counter_init
-
 static inline void percpu_counter_destroy(struct percpu_counter *fbc)
 {
 }