On Thu, Apr 13, 2023 at 12:07:54AM +0800, chengming.zhou@xxxxxxxxx wrote: > From: Chengming Zhou <zhouchengming@xxxxxxxxxxxxx> > > blk_throtl_register() will unconditionally enable blk-stat for gendisk > when register, even when we have no BLK_DEV_THROTTLING_LOW config. > > Since the kernel always has only BLK_DEV_THROTTLING config and the > BLK_DEV_THROTTLING_LOW config is still in EXPERIMENTAL state, we can > just skip blk-stat when !BLK_DEV_THROTTLING_LOW. > > Signed-off-by: Chengming Zhou <zhouchengming@xxxxxxxxxxxxx> Acked-by: Tejun Heo <tj@xxxxxxxxxx> Thanks. -- tejun