225 static int nd_pfn_init(struct nd_pfn *nd_pfn)  in nd_pfn_init()  argument
228 	struct pmem_device *pmem = dev_get_drvdata(&nd_pfn->dev);  in nd_pfn_init()
229 	struct nd_namespace_common *ndns = nd_pfn->ndns;  in nd_pfn_init()
239 	nd_pfn->pfn_sb = pfn_sb;  in nd_pfn_init()
240 	rc = nd_pfn_validate(nd_pfn);  in nd_pfn_init()
249 	nd_region = to_nd_region(nd_pfn->dev.parent);  in nd_pfn_init()
251 		dev_info(&nd_pfn->dev,  in nd_pfn_init()
265 	if (nd_pfn->mode == PFN_MODE_PMEM)  in nd_pfn_init()
267 	else if (nd_pfn->mode == PFN_MODE_RAM)  in nd_pfn_init()
273 	pfn_sb->mode = cpu_to_le32(nd_pfn->mode);  in nd_pfn_init()
277 	memcpy(pfn_sb->uuid, nd_pfn->uuid, 16);  in nd_pfn_init()
288 	nd_pfn->pfn_sb = NULL;  in nd_pfn_init()
295 	struct nd_pfn *nd_pfn = to_nd_pfn(ndns->claim);  in nvdimm_namespace_detach_pfn()  local
299 	pmem = dev_get_drvdata(&nd_pfn->dev);  in nvdimm_namespace_detach_pfn()
303 	kfree(nd_pfn->pfn_sb);  in nvdimm_namespace_detach_pfn()
304 	nd_pfn->pfn_sb = NULL;  in nvdimm_namespace_detach_pfn()
312 	struct nd_pfn *nd_pfn = to_nd_pfn(ndns->claim);  in nvdimm_namespace_attach_pfn()  local
313 	struct device *dev = &nd_pfn->dev;  in nvdimm_namespace_attach_pfn()
321 	if (!nd_pfn->uuid || !nd_pfn->ndns)  in nvdimm_namespace_attach_pfn()
325 	rc = nd_pfn_init(nd_pfn);  in nvdimm_namespace_attach_pfn()
339 	pfn_sb = nd_pfn->pfn_sb;  in nvdimm_namespace_attach_pfn()
341 	nd_pfn->mode = le32_to_cpu(nd_pfn->pfn_sb->mode);  in nvdimm_namespace_attach_pfn()
342 	if (nd_pfn->mode == PFN_MODE_RAM) {  in nvdimm_namespace_attach_pfn()
345 		nd_pfn->npfns = le64_to_cpu(pfn_sb->npfns);  in nvdimm_namespace_attach_pfn()