From: Yu Kuai <yukuai3@xxxxxxxxxx> Changes in v2: - add review tag from Christoph for patch 1-3 - add a mutex to fix warnning as suggested by Christoph - add patch 5 Yu Kuai (5): blk-iocost: cleanup ioc_qos_write() and ioc_cost_model_write() blk-iocost: improve hanlder of match_u64() blk-iocost: don't allow to configure bio based device blk-iocost: fix sleeping in atomic context warnning blk-iocost: read params inside lock in sysfs apis block/blk-iocost.c | 116 +++++++++++++++++++++++++++++---------------- 1 file changed, 74 insertions(+), 42 deletions(-) -- 2.31.1