Hi Jens, This patch series includes the patches I prepared for kernel v5.5. Please consider these patches for inclusion in the upstream kernel. Thanks, Bart. Bart Van Assche (8): block: Fix three kernel-doc warnings block: Fix writeback throttling W=1 compiler warnings block: Remove request_queue.nr_queues block: Remove "dying" checks from sysfs callbacks block: Reduce sysfs_lock locking inside blk_cleanup_queue() block: Document all members of blk_mq_tag_set and bkl_mq_queue_map null_blk: Improve nullb_device_##NAME##_store() readability null_blk: Enable modifying 'submit_queues' after an instance has been configured block/blk-core.c | 4 +- block/blk-mq-sysfs.c | 16 ++----- block/blk-mq.c | 6 +-- block/blk-sysfs.c | 8 ---- block/t10-pi.c | 8 +--- drivers/block/null_blk_main.c | 78 +++++++++++++++++++++++------------ include/linux/blk-mq.h | 54 +++++++++++++++++++----- include/linux/blkdev.h | 1 - include/trace/events/wbt.h | 12 ++++-- 9 files changed, 114 insertions(+), 73 deletions(-)