Hi Pankaj, Thank you for the patch! Yet something to improve: [auto build test ERROR on linux-nvdimm/libnvdimm-for-next] [also build test ERROR on v4.19-rc2 next-20180905] [if your patch is applied to the wrong git tree, please drop us a note to help improve the system] url: https://github.com/0day-ci/linux/commits/Pankaj-Gupta/kvm-fake-DAX-device/20180903-160032 base: https://git.kernel.org/pub/scm/linux/kernel/git/nvdimm/nvdimm.git libnvdimm-for-next config: i386-allyesconfig (attached as .config) compiler: gcc-7 (Debian 7.3.0-1) 7.3.0 reproduce: # save the attached .config to linux build tree make ARCH=i386 All errors (new ones prefixed by >>): drivers/virtio/virtio_pmem.o: In function `virtio_pmem_remove': >> virtio_pmem.c:(.text+0x299): undefined reference to `nvdimm_bus_unregister' drivers/virtio/virtio_pmem.o: In function `virtio_pmem_probe': >> virtio_pmem.c:(.text+0x5e3): undefined reference to `nvdimm_bus_register' >> virtio_pmem.c:(.text+0x62a): undefined reference to `nvdimm_pmem_region_create' virtio_pmem.c:(.text+0x63b): undefined reference to `nvdimm_bus_unregister' --- 0-DAY kernel test infrastructure Open Source Technology Center https://lists.01.org/pipermail/kbuild-all Intel Corporation
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