339 void pstore_record_init(struct pstore_record *record,  in pstore_record_init()  argument
342 	memset(record, 0, sizeof(*record));  in pstore_record_init()
344 	record->psi = psinfo;  in pstore_record_init()
347 	record->time = ns_to_timespec64(ktime_get_real_fast_ns());  in pstore_record_init()
385 		struct pstore_record record;  in pstore_dump()  local
387 		pstore_record_init(&record, psinfo);  in pstore_dump()
388 		record.type = PSTORE_TYPE_DMESG;  in pstore_dump()
389 		record.count = oopscount;  in pstore_dump()
390 		record.reason = reason;  in pstore_dump()
391 		record.part = part;  in pstore_dump()
392 		record.buf = psinfo->buf;  in pstore_dump()
418 				record.compressed = true;  in pstore_dump()
419 				record.size = zipped_len;  in pstore_dump()
421 				record.size = copy_kmsg_to_buffer(header_size,  in pstore_dump()
425 			record.size = header_size + dump_size;  in pstore_dump()
428 		ret = psinfo->write(&record);  in pstore_dump()
432 		total += record.size;  in pstore_dump()
462 		struct pstore_record record;  in pstore_console_write()  local
465 		pstore_record_init(&record, psinfo);  in pstore_console_write()
466 		record.type = PSTORE_TYPE_CONSOLE;  in pstore_console_write()
477 		record.buf = (char *)s;  in pstore_console_write()
478 		record.size = c;  in pstore_console_write()
479 		psinfo->write(&record);  in pstore_console_write()
507 static int pstore_write_user_compat(struct pstore_record *record,  in pstore_write_user_compat()  argument
512 	if (record->buf)  in pstore_write_user_compat()
515 	record->buf = memdup_user(buf, record->size);  in pstore_write_user_compat()
516 	if (IS_ERR(record->buf)) {  in pstore_write_user_compat()
517 		ret = PTR_ERR(record->buf);  in pstore_write_user_compat()
521 	ret = record->psi->write(record);  in pstore_write_user_compat()
523 	kfree(record->buf);  in pstore_write_user_compat()
525 	record->buf = NULL;  in pstore_write_user_compat()
527 	return unlikely(ret < 0) ? ret : record->size;  in pstore_write_user_compat()
637 static void decompress_record(struct pstore_record *record)  in decompress_record()  argument
642 	if (!record->compressed)  in decompress_record()
646 	if (record->type != PSTORE_TYPE_DMESG) {  in decompress_record()
647 		pr_warn("ignored compressed record type %d\n", record->type);  in decompress_record()
657 	unzipped_len = pstore_decompress(record->buf, big_oops_buf,  in decompress_record()
658 					 record->size, big_oops_buf_sz);  in decompress_record()
665 	decompressed = kmalloc(unzipped_len + record->ecc_notice_size,  in decompress_record()
674 	memcpy(decompressed + unzipped_len, record->buf + record->size,  in decompress_record()
675 	       record->ecc_notice_size);  in decompress_record()
678 	kfree(record->buf);  in decompress_record()
679 	record->buf = decompressed;  in decompress_record()
680 	record->size = unzipped_len;  in decompress_record()
681 	record->compressed = false;  in decompress_record()
709 		struct pstore_record *record;  in pstore_get_backend_records()  local
712 		record = kzalloc(sizeof(*record), GFP_KERNEL);  in pstore_get_backend_records()
713 		if (!record) {  in pstore_get_backend_records()
717 		pstore_record_init(record, psi);  in pstore_get_backend_records()
719 		record->size = psi->read(record);  in pstore_get_backend_records()
722 		if (record->size <= 0) {  in pstore_get_backend_records()
723 			kfree(record);  in pstore_get_backend_records()
727 		decompress_record(record);  in pstore_get_backend_records()
728 		rc = pstore_mkfile(root, record);  in pstore_get_backend_records()
731 			kfree(record->buf);  in pstore_get_backend_records()
732 			kfree(record);  in pstore_get_backend_records()