217 		struct nd_pfn_sb *pfn_sb = nd_pfn->pfn_sb;  in resource_show()  local
218 		u64 offset = __le64_to_cpu(pfn_sb->dataoff);  in resource_show()
220 		u32 start_pad = __le32_to_cpu(pfn_sb->start_pad);  in resource_show()
243 		struct nd_pfn_sb *pfn_sb = nd_pfn->pfn_sb;  in size_show()  local
244 		u64 offset = __le64_to_cpu(pfn_sb->dataoff);  in size_show()
246 		u32 start_pad = __le32_to_cpu(pfn_sb->start_pad);  in size_show()
247 		u32 end_trunc = __le32_to_cpu(pfn_sb->end_trunc);  in size_show()
358 	struct nd_pfn_sb *pfn_sb = nd_pfn->pfn_sb;  in nd_pfn_validate()  local
362 	if (!pfn_sb || !ndns)  in nd_pfn_validate()
368 	if (nvdimm_read_bytes(ndns, SZ_4K, pfn_sb, sizeof(*pfn_sb)))  in nd_pfn_validate()
371 	if (memcmp(pfn_sb->signature, sig, PFN_SIG_LEN) != 0)  in nd_pfn_validate()
374 	checksum = le64_to_cpu(pfn_sb->checksum);  in nd_pfn_validate()
375 	pfn_sb->checksum = 0;  in nd_pfn_validate()
376 	if (checksum != nd_sb_checksum((struct nd_gen_sb *) pfn_sb))  in nd_pfn_validate()
378 	pfn_sb->checksum = cpu_to_le64(checksum);  in nd_pfn_validate()
380 	if (memcmp(pfn_sb->parent_uuid, parent_uuid, 16) != 0)  in nd_pfn_validate()
383 	if (__le16_to_cpu(pfn_sb->version_minor) < 1) {  in nd_pfn_validate()
384 		pfn_sb->start_pad = 0;  in nd_pfn_validate()
385 		pfn_sb->end_trunc = 0;  in nd_pfn_validate()
388 	if (__le16_to_cpu(pfn_sb->version_minor) < 2)  in nd_pfn_validate()
389 		pfn_sb->align = 0;  in nd_pfn_validate()
391 	switch (le32_to_cpu(pfn_sb->mode)) {  in nd_pfn_validate()
399 	align = le32_to_cpu(pfn_sb->align);  in nd_pfn_validate()
400 	offset = le64_to_cpu(pfn_sb->dataoff);  in nd_pfn_validate()
401 	start_pad = le32_to_cpu(pfn_sb->start_pad);  in nd_pfn_validate()
404 	mode = le32_to_cpu(pfn_sb->mode);  in nd_pfn_validate()
412 		nd_pfn->uuid = kmemdup(pfn_sb->uuid, 16, GFP_KERNEL);  in nd_pfn_validate()
422 		if (memcmp(nd_pfn->uuid, pfn_sb->uuid, 16) != 0)  in nd_pfn_validate()
477 	struct nd_pfn_sb *pfn_sb;  in nd_pfn_probe()  local
489 	pfn_sb = devm_kzalloc(dev, sizeof(*pfn_sb), GFP_KERNEL);  in nd_pfn_probe()
491 	nd_pfn->pfn_sb = pfn_sb;  in nd_pfn_probe()
528 	struct nd_pfn_sb *pfn_sb = nd_pfn->pfn_sb;  in __nvdimm_setup_pfn()  local
529 	u64 offset = le64_to_cpu(pfn_sb->dataoff);  in __nvdimm_setup_pfn()
530 	u32 start_pad = __le32_to_cpu(pfn_sb->start_pad);  in __nvdimm_setup_pfn()
531 	u32 end_trunc = __le32_to_cpu(pfn_sb->end_trunc);  in __nvdimm_setup_pfn()
547 		nd_pfn->npfns = le64_to_cpu(pfn_sb->npfns);  in __nvdimm_setup_pfn()
552 		if (le64_to_cpu(nd_pfn->pfn_sb->npfns) > nd_pfn->npfns)  in __nvdimm_setup_pfn()
555 					le64_to_cpu(nd_pfn->pfn_sb->npfns),  in __nvdimm_setup_pfn()
580 	struct nd_pfn_sb *pfn_sb;  in nd_pfn_init()  local
587 	pfn_sb = devm_kzalloc(&nd_pfn->dev, sizeof(*pfn_sb), GFP_KERNEL);  in nd_pfn_init()
588 	if (!pfn_sb)  in nd_pfn_init()
591 	nd_pfn->pfn_sb = pfn_sb;  in nd_pfn_init()
609 	memset(pfn_sb, 0, sizeof(*pfn_sb));  in nd_pfn_init()
669 	pfn_sb->mode = cpu_to_le32(nd_pfn->mode);  in nd_pfn_init()
670 	pfn_sb->dataoff = cpu_to_le64(offset);  in nd_pfn_init()
671 	pfn_sb->npfns = cpu_to_le64(npfns);  in nd_pfn_init()
672 	memcpy(pfn_sb->signature, sig, PFN_SIG_LEN);  in nd_pfn_init()
673 	memcpy(pfn_sb->uuid, nd_pfn->uuid, 16);  in nd_pfn_init()
674 	memcpy(pfn_sb->parent_uuid, nd_dev_to_uuid(&ndns->dev), 16);  in nd_pfn_init()
675 	pfn_sb->version_major = cpu_to_le16(1);  in nd_pfn_init()
676 	pfn_sb->version_minor = cpu_to_le16(2);  in nd_pfn_init()
677 	pfn_sb->start_pad = cpu_to_le32(start_pad);  in nd_pfn_init()
678 	pfn_sb->end_trunc = cpu_to_le32(end_trunc);  in nd_pfn_init()
679 	pfn_sb->align = cpu_to_le32(nd_pfn->align);  in nd_pfn_init()
680 	checksum = nd_sb_checksum((struct nd_gen_sb *) pfn_sb);  in nd_pfn_init()
681 	pfn_sb->checksum = cpu_to_le64(checksum);  in nd_pfn_init()
683 	return nvdimm_write_bytes(ndns, SZ_4K, pfn_sb, sizeof(*pfn_sb));  in nd_pfn_init()