On Wed, Jul 01, 2020 at 11:06:22AM +0200, Christoph Hellwig wrote: > Except for pktdvd, the only places setting congested bits are file > systems that allocate their own backing_dev_info structures. And > pktdvd is a deprecated driver that isn't useful in stack setup > either. So remove the dead congested_fn stacking infrastructure. > > Signed-off-by: Christoph Hellwig <hch@xxxxxx> > --- > drivers/block/drbd/drbd_main.c | 59 -------------------------------- > drivers/md/bcache/request.c | 43 ----------------------- > drivers/md/bcache/super.c | 1 - > drivers/md/dm-cache-target.c | 19 ---------- > drivers/md/dm-clone-target.c | 15 -------- > drivers/md/dm-era-target.c | 15 -------- > drivers/md/dm-raid.c | 12 ------- > drivers/md/dm-table.c | 37 +------------------- > drivers/md/dm-thin.c | 16 --------- > drivers/md/dm.c | 33 ------------------ > drivers/md/dm.h | 1 - > drivers/md/md-linear.c | 24 ------------- > drivers/md/md-multipath.c | 23 ------------- > drivers/md/md.c | 23 ------------- > drivers/md/md.h | 4 --- > drivers/md/raid0.c | 16 --------- > drivers/md/raid1.c | 31 ----------------- > drivers/md/raid10.c | 26 -------------- > drivers/md/raid5.c | 25 -------------- For the btrfs bits > fs/btrfs/disk-io.c | 23 ------------- Acked-by: David Sterba <dsterba@xxxxxxxx>