Merge remote-tracking branches 'regulator/fix/88pm800', 'regulator/fix/max8973',...

[karo-tx-linux.git] / kernel / events / internal.h

diff --git a/kernel/events/internal.h b/kernel/events/internal.h
index 2deb24c7a40dd979313eb1fcff58044d2d948888..2bbad9c1274c3199338e653bbb5c8bd640815fa7 100644 (file)
--- a/kernel/events/internal.h
+++ b/kernel/events/internal.h
@@ -11,6 +11,7 @@
 struct ring_buffer {
        atomic_t                        refcount;
        struct rcu_head                 rcu_head;
+       struct irq_work                 irq_work;
 #ifdef CONFIG_PERF_USE_VMALLOC
        struct work_struct              work;
        int                             page_order;     /* allocation order  */
@@ -55,6 +56,15 @@ struct ring_buffer {
 };
 
 extern void rb_free(struct ring_buffer *rb);
+
+static inline void rb_free_rcu(struct rcu_head *rcu_head)
+{
+       struct ring_buffer *rb;
+
+       rb = container_of(rcu_head, struct ring_buffer, rcu_head);
+       rb_free(rb);
+}
+
 extern struct ring_buffer *
 rb_alloc(int nr_pages, long watermark, int cpu, int flags);
 extern void perf_event_wakeup(struct perf_event *event);