1 files changed, 3 insertions, 0 deletions

diff --git a/fs/ext4/ext4.h b/fs/ext4/ext4.h
index 2b4293aac162..ccb4dbf359c4 100644
--- a/fs/ext4/ext4.h
+++ b/fs/ext4/ext4.h
@@ -999,6 +999,9 @@ struct ext4_sb_info {
 
         unsigned int s_log_groups_per_flex;
         struct flex_groups *s_flex_groups;
+
+        /* workqueue for dio unwritten */
+        struct workqueue_struct *dio_unwritten_wq;
 };
 
 static inline struct ext4_sb_info *EXT4_SB(struct super_block *sb)