[PATCH] perf: Mark perf_data_size() inline

[Li Zefan]

Otherwise we'll get compile warning if internal.h is included but
perf_data_size() is not used.

Signed-off-by: Li Zefan <lizf@xxxxxxxxxxxxxx>
---
 kernel/events/internal.h |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)

diff --git a/kernel/events/internal.h b/kernel/events/internal.h
index 09097dd..a318056 100644
--- a/kernel/events/internal.h
+++ b/kernel/events/internal.h
@@ -64,7 +64,7 @@ static inline int page_order(struct ring_buffer *rb)
 }
 #endif
 
-static unsigned long perf_data_size(struct ring_buffer *rb)
+static inline unsigned long perf_data_size(struct ring_buffer *rb)
 {
 	return rb->nr_pages << (PAGE_SHIFT + page_order(rb));
 }
-- 
1.7.3.1
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