Hi Jens, Please consider pull the following changes for md-next on top of your for-5.6/block branch (I didn't find for-5.6/drivers branch). Thanks, Song The following changes since commit 8e42d239cb027143915cae13eb2ecf1360ee24de: block: mark zone-mgmt bios with REQ_SYNC (2020-01-09 07:59:12 -0700) are available in the Git repository at: git://git.kernel.org/pub/scm/linux/kernel/git/song/md.git md-next for you to fetch changes up to d0d2d8ba0494655a01b97542c083e51b29cf8637: md/raid1: introduce wait_for_serialization (2020-01-13 11:44:10 -0800) ---------------------------------------------------------------- Guoqing Jiang (11): raid5: remove worker_cnt_per_group argument from alloc_thread_groups md: rename wb stuffs md: fix a typo s/creat/create md: prepare for enable raid1 io serialization md: add serialize_policy sysfs node for raid1 md: reorgnize mddev_create/destroy_serial_pool raid1: serialize the overlap write md: don't destroy serial_info_pool if serialize_policy is true md: introduce a new struct for IO serialization md/raid1: use bucket based mechanism for IO serialization md/raid1: introduce wait_for_serialization Zhengyuan Liu (3): raid6/test: fix a compilation error raid6/test: fix a compilation warning md/raid6: fix algorithm choice under larger PAGE_SIZE Zhiqiang Liu (1): md-bitmap: small cleanups drivers/md/md-bitmap.c | 25 ++++++++++---------- drivers/md/md.c | 254 ++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++------------------------------------------- drivers/md/md.h | 45 +++++++++++++++++++++--------------- drivers/md/raid1.c | 111 ++++++++++++++++++++++++++++++++++++++++++++++++--------------------------------------- drivers/md/raid5.c | 21 ++++++----------- include/linux/raid/pq.h | 7 +++++- lib/raid6/algos.c | 63 ++++++++++++++++++++++++++++++++------------------ lib/raid6/mktables.c | 2 +- 8 files changed, 353 insertions(+), 175 deletions(-)