1 files changed, 5 insertions, 0 deletions

diff --git a/fs/nilfs2/the_nilfs.h b/fs/nilfs2/the_nilfs.h
index af566e78f7af..d750e48257c9 100644
--- a/fs/nilfs2/the_nilfs.h
+++ b/fs/nilfs2/the_nilfs.h
@@ -280,4 +280,9 @@ static inline __u64 nilfs_last_cno(struct the_nilfs *nilfs)
         return cno;
 }
 
+static inline int nilfs_segment_is_active(struct the_nilfs *nilfs, __u64 n)
+{
+        return n == nilfs->ns_segnum || n == nilfs->ns_nextnum;
+}
+
 #endif /* _THE_NILFS_H */