3 files changed, 11 insertions, 5 deletions
diff --git a/include/linux/buffer_head.h b/include/linux/buffer_head.h
index 8b23bc9a244c..fd2c7115c054 100644
--- a/include/linux/buffer_head.h
+++ b/include/linux/buffer_head.h
@@ -210,10 +210,6 @@ void bh_end_async_write(struct bio *bio);
 
 /* Things to do with metadata buffers list */
 void mmb_mark_buffer_dirty(struct buffer_head *bh, struct mapping_metadata_bhs *mmb);
-int mmb_fsync_noflush(struct file *file, struct mapping_metadata_bhs *mmb,
-		      loff_t start, loff_t end, bool datasync);
-int mmb_fsync(struct file *file, struct mapping_metadata_bhs *mmb,
-	      loff_t start, loff_t end, bool datasync);
 void clean_bdev_aliases(struct block_device *bdev, sector_t block,
 			sector_t len);
 static inline void clean_bdev_bh_alias(struct buffer_head *bh)
diff --git a/include/linux/fs.h b/include/linux/fs.h
index 04b00f53adc4..8e9bc9dda0cb 100644
--- a/include/linux/fs.h
+++ b/include/linux/fs.h
@@ -740,7 +740,8 @@ enum inode_state_flags_enum {
 	I_CREATING		= (1U << 15),
 	I_DONTCACHE		= (1U << 16),
 	I_SYNC_QUEUED		= (1U << 17),
-	I_PINNING_NETFS_WB	= (1U << 18)
+	I_PINNING_NETFS_WB	= (1U << 18),
+	I_METADATA_WRITEBACK	= (1U << 19),
 };
 
 #define I_DIRTY_INODE (I_DIRTY_SYNC | I_DIRTY_DATASYNC)
@@ -2211,6 +2212,13 @@ static inline void mark_inode_dirty_sync(struct inode *inode)
 	__mark_inode_dirty(inode, I_DIRTY_SYNC);
 }
 
+static inline void set_inode_metadata_writeback(struct inode *inode)
+{
+	spin_lock(&inode->i_lock);
+	inode_state_set(inode, I_METADATA_WRITEBACK);
+	spin_unlock(&inode->i_lock);
+}
+
 /*
  * returns the refcount on the inode. it can change arbitrarily.
  */
diff --git a/include/linux/fs/super_types.h b/include/linux/fs/super_types.h
index c8172558750f..a8da89a51401 100644
--- a/include/linux/fs/super_types.h
+++ b/include/linux/fs/super_types.h
@@ -87,6 +87,8 @@ struct super_operations {
 	void (*free_inode)(struct inode *inode);
 	void (*dirty_inode)(struct inode *inode, int flags);
 	int (*write_inode)(struct inode *inode, struct writeback_control *wbc);
+	int (*sync_inode_metadata)(struct inode *inode,
+				   struct writeback_control *wbc);
 	int (*drop_inode)(struct inode *inode);
 	void (*evict_inode)(struct inode *inode);
 	void (*put_super)(struct super_block *sb);