btrfs: delete unused member from superblock



 __bdev' has never been used since
 0b86a832 (2008).

Signed-off-by: David Sterba <dsterba@suse.com>

parent 62d1f9fe

fs/btrfs/ctree.h

+0 −1

Original line number	Diff line number	Diff line
		@@ -799,7 +799,6 @@ struct btrfs_fs_info {
		spinlock_t super_lock;
		struct btrfs_super_block *super_copy;
		struct btrfs_super_block *super_for_commit;
		struct block_device *__bdev;
		struct super_block *sb;
		struct inode *btree_inode;
		struct backing_dev_info bdi;