227 	struct nd_pfn_sb *pfn_sb = kzalloc(sizeof(*pfn_sb), GFP_KERNEL);  in nd_pfn_init()  local
236 	if (!pfn_sb)  in nd_pfn_init()
239 	nd_pfn->pfn_sb = pfn_sb;  in nd_pfn_init()
257 	memset(pfn_sb, 0, sizeof(*pfn_sb));  in nd_pfn_init()
273 	pfn_sb->mode = cpu_to_le32(nd_pfn->mode);  in nd_pfn_init()
274 	pfn_sb->dataoff = cpu_to_le64(offset);  in nd_pfn_init()
275 	pfn_sb->npfns = cpu_to_le64(npfns);  in nd_pfn_init()
276 	memcpy(pfn_sb->signature, PFN_SIG, PFN_SIG_LEN);  in nd_pfn_init()
277 	memcpy(pfn_sb->uuid, nd_pfn->uuid, 16);  in nd_pfn_init()
278 	pfn_sb->version_major = cpu_to_le16(1);  in nd_pfn_init()
279 	checksum = nd_sb_checksum((struct nd_gen_sb *) pfn_sb);  in nd_pfn_init()
280 	pfn_sb->checksum = cpu_to_le64(checksum);  in nd_pfn_init()
282 	rc = nvdimm_write_bytes(ndns, SZ_4K, pfn_sb, sizeof(*pfn_sb));  in nd_pfn_init()
288 	nd_pfn->pfn_sb = NULL;  in nd_pfn_init()
289 	kfree(pfn_sb);  in nd_pfn_init()
303 	kfree(nd_pfn->pfn_sb);  in nvdimm_namespace_detach_pfn()
304 	nd_pfn->pfn_sb = NULL;  in nvdimm_namespace_detach_pfn()
316 	struct nd_pfn_sb *pfn_sb;  in nvdimm_namespace_attach_pfn()  local
339 	pfn_sb = nd_pfn->pfn_sb;  in nvdimm_namespace_attach_pfn()
340 	offset = le64_to_cpu(pfn_sb->dataoff);  in nvdimm_namespace_attach_pfn()
341 	nd_pfn->mode = le32_to_cpu(nd_pfn->pfn_sb->mode);  in nvdimm_namespace_attach_pfn()
345 		nd_pfn->npfns = le64_to_cpu(pfn_sb->npfns);  in nvdimm_namespace_attach_pfn()