Merge branch 'for-4.17/dax' into libnvdimm-for-next

diff --cc drivers/md/dm.c
Simple merge

diff --cc drivers/nvdimm/Kconfig
Simple merge

diff --cc include/linux/fs.h
Simple merge

diff --cc kernel/sched/core.c
Simple merge

diff --cc kernel/sched/debug.c
Simple merge

diff --cc kernel/workqueue.c
Simple merge