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-rw-r--r--fs/f2fs/trace.h2
1 files changed, 2 insertions, 0 deletions
diff --git a/fs/f2fs/trace.h b/fs/f2fs/trace.h
index aa6663be528c..eb39fa08cd45 100644
--- a/fs/f2fs/trace.h
+++ b/fs/f2fs/trace.h
@@ -34,9 +34,11 @@ struct last_io_info {
extern void f2fs_trace_pid(struct page *);
extern void f2fs_trace_ios(struct page *, struct f2fs_io_info *, int);
+extern void f2fs_build_trace_ios(void);
#else
#define f2fs_trace_pid(p)
#define f2fs_trace_ios(p, i, n)
+#define f2fs_build_trace_ios()
#endif
#endif /* __F2FS_TRACE_H__ */