1 files changed, 1 insertions, 0 deletions

diff --git a/fs/f2fs/f2fs.h b/fs/f2fs/f2fs.h
index b4a46b6823dc..211183c4e5c3 100644
--- a/fs/f2fs/f2fs.h
+++ b/fs/f2fs/f2fs.h
@@ -454,6 +454,7 @@ struct f2fs_inode_info {
         struct list_head inmem_pages;   /* inmemory pages managed by f2fs */
         struct mutex inmem_lock;        /* lock for inmemory pages */
         struct extent_tree *extent_tree;        /* cached extent_tree entry */
+        struct rw_semaphore dio_rwsem[2];/* avoid racing between dio and gc */
 };
 
 static inline void get_extent_info(struct extent_info *ext,