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authorChristoph Hellwig <hch@lst.de>2015-01-14 12:42:37 +0300
committerJens Axboe <axboe@fb.com>2015-01-21 00:03:05 +0300
commitb83ae6d421435c6204150300f1c25bfbd39cd62b (patch)
tree99c6b661ab7de05c2fd49aa62624d2d6bf8abc69 /fs/exofs
parentde1414a654e66b81b5348dbc5259ecf2fb61655e (diff)
downloadlinux-b83ae6d421435c6204150300f1c25bfbd39cd62b.tar.xz
fs: remove mapping->backing_dev_info
Now that we never use the backing_dev_info pointer in struct address_space we can simply remove it and save 4 to 8 bytes in every inode. Signed-off-by: Christoph Hellwig <hch@lst.de> Acked-by: Ryusuke Konishi <konishi.ryusuke@lab.ntt.co.jp> Reviewed-by: Tejun Heo <tj@kernel.org> Reviewed-by: Jan Kara <jack@suse.cz> Signed-off-by: Jens Axboe <axboe@fb.com>
Diffstat (limited to 'fs/exofs')
-rw-r--r--fs/exofs/inode.c2
1 files changed, 0 insertions, 2 deletions
diff --git a/fs/exofs/inode.c b/fs/exofs/inode.c
index f1d3d4eb8c4f..6fc91df99ff8 100644
--- a/fs/exofs/inode.c
+++ b/fs/exofs/inode.c
@@ -1214,7 +1214,6 @@ struct inode *exofs_iget(struct super_block *sb, unsigned long ino)
memcpy(oi->i_data, fcb.i_data, sizeof(fcb.i_data));
}
- inode->i_mapping->backing_dev_info = sb->s_bdi;
if (S_ISREG(inode->i_mode)) {
inode->i_op = &exofs_file_inode_operations;
inode->i_fop = &exofs_file_operations;
@@ -1314,7 +1313,6 @@ struct inode *exofs_new_inode(struct inode *dir, umode_t mode)
set_obj_2bcreated(oi);
- inode->i_mapping->backing_dev_info = sb->s_bdi;
inode_init_owner(inode, dir, mode);
inode->i_ino = sbi->s_nextid++;
inode->i_blkbits = EXOFS_BLKSHIFT;