Commits
Stephen Rothwell committed 8d1c1560c38
blkcg: blk-iocost: predeclare used structs Fixes: 7caa47151ab2 ("blkcg: implement blk-iocost") Acked-by: Tejun Heo <tj@kernel.org> Signed-off-by: Stephen Rothwell <sfr@canb.auug.org.au> Signed-off-by: Jens Axboe <axboe@kernel.dk>