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authorChristoph Hellwig <hch@lst.de>2015-01-14 10:42:37 +0100
committerJens Axboe <axboe@fb.com>2015-01-20 14:03:05 -0700
commitb83ae6d421435c6204150300f1c25bfbd39cd62b (patch)
tree99c6b661ab7de05c2fd49aa62624d2d6bf8abc69 /fs/ubifs/dir.c
parentde1414a654e66b81b5348dbc5259ecf2fb61655e (diff)
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/ubifs/dir.c')
-rw-r--r--fs/ubifs/dir.c2
1 files changed, 0 insertions, 2 deletions
diff --git a/fs/ubifs/dir.c b/fs/ubifs/dir.c
index ea41649e4ca5..c49b1981ac95 100644
--- a/fs/ubifs/dir.c
+++ b/fs/ubifs/dir.c
@@ -108,8 +108,6 @@ struct inode *ubifs_new_inode(struct ubifs_info *c, const struct inode *dir,
inode->i_mtime = inode->i_atime = inode->i_ctime =
ubifs_current_time(inode);
inode->i_mapping->nrpages = 0;
- /* Disable readahead */
- inode->i_mapping->backing_dev_info = &c->bdi;
switch (mode & S_IFMT) {
case S_IFREG: