Most of the new code was dead up to this point. Now that all the pieces are in place, enable it. Cc: Dan Williams <dan.j.williams@xxxxxxxxx> Cc: Dave Jiang <dave.jiang@xxxxxxxxx> Cc: Ross Zwisler <zwisler@xxxxxxxxxx> Cc: Vishal Verma <vishal.l.verma@xxxxxxxxx> Cc: Tom Lendacky <thomas.lendacky@xxxxxxx> Cc: Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx> Cc: Michal Hocko <mhocko@xxxxxxxx> Cc: linux-nvdimm@xxxxxxxxxxxx Cc: linux-kernel@xxxxxxxxxxxxxxx Cc: linux-mm@xxxxxxxxx Cc: Huang Ying <ying.huang@xxxxxxxxx> Cc: Fengguang Wu <fengguang.wu@xxxxxxxxx> --- b/drivers/dax/Makefile | 2 ++ 1 file changed, 2 insertions(+) diff -puN drivers/dax/Makefile~dax-kmem-makefile drivers/dax/Makefile --- a/drivers/dax/Makefile~dax-kmem-makefile 2018-10-22 13:12:25.068930384 -0700 +++ b/drivers/dax/Makefile 2018-10-22 13:12:25.071930384 -0700 @@ -2,7 +2,9 @@ obj-$(CONFIG_DAX) += dax.o obj-$(CONFIG_DEV_DAX) += device_dax.o obj-$(CONFIG_DEV_DAX_PMEM) += dax_pmem.o +obj-$(CONFIG_DEV_DAX_PMEM) += dax_kmem.o dax-y := super.o dax_pmem-y := pmem.o +dax_kmem-y := kmem.o device_dax-y := device.o _