fs: remove mapping->backing_dev_info

[linux-block.git] / fs / inode.c

diff --git a/fs/inode.c b/fs/inode.c
index aa149e7262acffff13db5707eeb0c0144add985c..e4e8caa7464cc78b5d0d5b97a2198edbd8a97470 100644 (file)
--- a/fs/inode.c
+++ b/fs/inode.c
@@ -170,20 +170,7 @@ int inode_init_always(struct super_block *sb, struct inode *inode)
        atomic_set(&mapping->i_mmap_writable, 0);
        mapping_set_gfp_mask(mapping, GFP_HIGHUSER_MOVABLE);
        mapping->private_data = NULL;
-       mapping->backing_dev_info = &default_backing_dev_info;
        mapping->writeback_index = 0;
-
-       /*
-        * If the block_device provides a backing_dev_info for client
-        * inodes then use that.  Otherwise the inode share the bdev's
-        * backing_dev_info.
-        */
-       if (sb->s_bdev) {
-               struct backing_dev_info *bdi;
-
-               bdi = sb->s_bdev->bd_inode->i_mapping->backing_dev_info;
-               mapping->backing_dev_info = bdi;
-       }
        inode->i_private = NULL;
        inode->i_mapping = mapping;
        INIT_HLIST_HEAD(&inode->i_dentry);      /* buggered by rcu freeing */