From: Yu Kuai <yukuai3@xxxxxxxxxx> changes in v4: - remove patch 3 from v3 - add patch 2,3 in v4 changes in v3: - instead of check elevator name, add a flag in elevator_queue, as suggested by Christoph. - add patch 3 and patch 5 to this patchset. changes in v2: - define new api if wbt config is not enabled in patch 1. Yu Kuai (6): elevator: remove redundant code in elv_unregister_queue() blk-wbt: remove unnecessary check in wbt_enable_default() blk-wbt: make enable_state more accurate blk-wbt: don't show valid wbt_lat_usec in sysfs while wbt is disabled elevator: add new field flags in struct elevator_queue blk-wbt: don't enable throttling if default elevator is bfq block/bfq-iosched.c | 2 ++ block/blk-sysfs.c | 6 +++++- block/blk-wbt.c | 26 ++++++++++++++++++++++---- block/blk-wbt.h | 17 ++++++++++++----- block/elevator.c | 8 ++------ block/elevator.h | 5 ++++- 6 files changed, 47 insertions(+), 17 deletions(-) -- 2.31.1