This series is a minor rework of Oliver's original patch: https://patchwork.kernel.org/patch/9811257/
It allows userspace to discover the system huge and gigantic page sizes for aligning devices to support larger than PAGE_SIZE mappings for dax. --- Dan Williams (2): libnvdimm: rename nd_sector_size_{show,store} to nd_size_select_{show,store} libnvdimm, pfn, dax: limit namespace alignments to the supported set Oliver O'Halloran (1): libnvdimm, pfn, dax: show supported dax/pfn region alignments in sysfs drivers/nvdimm/btt_devs.c | 4 ++-- drivers/nvdimm/core.c | 10 +++++---- drivers/nvdimm/namespace_devs.c | 6 +++-- drivers/nvdimm/nd.h | 6 +++-- drivers/nvdimm/pfn_devs.c | 43 ++++++++++++++++++++++++--------------- 5 files changed, 39 insertions(+), 30 deletions(-)