Re: [PATCH v2 1/2] libnvdimm: nd_region flush callback support

Hi Pankaj, Thank you for the patch! Perhaps something to improve: [auto build test WARNING on linux-nvdimm/libnvdimm-for-next] [also build test WARNING on v4.19-rc7 next-20181012] [if your patch is applied to the wrong git tree, please drop us a note to help improve the system] url:

Re: [PATCH v2 1/2] libnvdimm: nd_region flush callback support

Hi Pankaj, Thank you for the patch! Perhaps something to improve: [auto build test WARNING on linux-nvdimm/libnvdimm-for-next] [also build test WARNING on v4.19-rc7 next-20181012] [if your patch is applied to the wrong git tree, please drop us a note to help improve the system] url:

[PATCH v2 1/2] libnvdimm: nd_region flush callback support

This patch adds functionality to perform flush from guest to host over VIRTIO. We are registering a callback based on 'nd_region' type. virtio_pmem driver requires this special flush function. For rest of the region types we are registering existing flush function. Report error returned by host