From: Yu Kuai <yukuai3@xxxxxxxxxx> Yu Kuai (6): blk-wbt: fix that wbt can't be disabled by default blk-wbt: don't create wbt sysfs entry if CONFIG_BLK_WBT is disabled blk-wbt: don't enable wbt for bio based device blk-wbt: remove deadcode to handle wbt enable/disable with io inflight blk-wbt: cleanup rwb_enabled() and wbt_disabled() blk-iocost: move wbt_enable/disable_default() out of spinlock block/blk-iocost.c | 7 ++- block/blk-sysfs.c | 147 ++++++++++++++++++++++++--------------------- block/blk-wbt.c | 26 ++------ block/blk-wbt.h | 19 ------ 4 files changed, 88 insertions(+), 111 deletions(-) -- 2.39.2