123 static void destroy_record(struct tls_record_info *record)  in destroy_record()  argument
127 	for (i = 0; i < record->num_frags; i++)  in destroy_record()
128 		__skb_frag_unref(&record->frags[i]);  in destroy_record()
129 	kfree(record);  in destroy_record()
232 static void tls_append_frag(struct tls_record_info *record,  in tls_append_frag()  argument
238 	frag = &record->frags[record->num_frags - 1];  in tls_append_frag()
247 		++record->num_frags;  in tls_append_frag()
252 	record->len += size;  in tls_append_frag()
258 			   struct tls_record_info *record,  in tls_push_record()  argument
266 	record->end_seq = tp->write_seq + record->len;  in tls_push_record()
267 	list_add_tail_rcu(&record->list, &offload_ctx->records_list);  in tls_push_record()
275 	for (i = 0; i < record->num_frags; i++) {  in tls_push_record()
276 		frag = &record->frags[i];  in tls_push_record()
283 	sg_mark_end(&offload_ctx->sg_tx_data[record->num_frags - 1]);  in tls_push_record()
291 				   struct tls_record_info *record,  in tls_device_record_close()  argument
307 		tls_append_frag(record, pfrag, prot->tag_size);  in tls_device_record_close()
310 		if (record->len <= prot->overhead_size)  in tls_device_record_close()
315 	tls_fill_prepend(ctx, skb_frag_address(&record->frags[0]),  in tls_device_record_close()
316 			 record->len - prot->overhead_size,  in tls_device_record_close()
325 	struct tls_record_info *record;  in tls_create_new_record()  local
328 	record = kmalloc(sizeof(*record), GFP_KERNEL);  in tls_create_new_record()
329 	if (!record)  in tls_create_new_record()
332 	frag = &record->frags[0];  in tls_create_new_record()
340 	record->num_frags = 1;  in tls_create_new_record()
341 	record->len = prepend_size;  in tls_create_new_record()
342 	offload_ctx->open_record = record;  in tls_create_new_record()
409 	struct tls_record_info *record = ctx->open_record;  in tls_push_data()  local
450 			record = ctx->open_record;  in tls_push_data()
451 			if (!record)  in tls_push_data()
460 				destroy_record(record);  in tls_push_data()
462 			} else if (record->len > prot->prepend_size) {  in tls_push_data()
469 		record = ctx->open_record;  in tls_push_data()
471 		copy = min_t(size_t, copy, (max_open_record_len - record->len));  in tls_push_data()
477 		tls_append_frag(record, pfrag, copy);  in tls_push_data()
485 						!!record->num_frags;  in tls_push_data()
492 		if (done || record->len >= max_open_record_len ||  in tls_push_data()
493 		    (record->num_frags >= MAX_SKB_FRAGS - 1)) {  in tls_push_data()
494 			rc = tls_device_record_close(sk, tls_ctx, record,  in tls_push_data()
501 					destroy_record(record);  in tls_push_data()
510 					     record,  in tls_push_data()