287 	struct vmpacket_descriptor *desc = kv_list[0].iov_base;  in hv_ringbuffer_write()  local
337 	if (desc->flags == VMBUS_DATA_PACKET_FLAG_COMPLETION_REQUESTED) {  in hv_ringbuffer_write()
346 	desc = hv_get_ring_buffer(outring_info) + old_write;  in hv_ringbuffer_write()
353 	WRITE_ONCE(desc->trans_id, __trans_id);  in hv_ringbuffer_write()
392 	struct vmpacket_descriptor *desc;  in hv_ringbuffer_read()  local
402 	desc = hv_pkt_iter_first(channel);  in hv_ringbuffer_read()
403 	if (desc == NULL) {  in hv_ringbuffer_read()
411 	offset = raw ? 0 : (desc->offset8 << 3);  in hv_ringbuffer_read()
412 	packetlen = (desc->len8 << 3) - offset;  in hv_ringbuffer_read()
414 	*requestid = desc->trans_id;  in hv_ringbuffer_read()
420 	memcpy(buffer, (const char *)desc + offset, packetlen);  in hv_ringbuffer_read()
423 	__hv_pkt_iter_next(channel, desc);  in hv_ringbuffer_read()
466 	struct vmpacket_descriptor *desc, *desc_copy;  in hv_pkt_iter_first()  local
476 	desc = (struct vmpacket_descriptor *)(hv_get_ring_buffer(rbi) + rbi->priv_read_index);  in hv_pkt_iter_first()
482 	pkt_len = READ_ONCE(desc->len8) << 3;  in hv_pkt_iter_first()
483 	pkt_offset = READ_ONCE(desc->offset8) << 3;  in hv_pkt_iter_first()
501 	memcpy(desc_copy, desc, pkt_len);  in hv_pkt_iter_first()
523 		   const struct vmpacket_descriptor *desc)  in __hv_pkt_iter_next()  argument
526 	u32 packetlen = desc->len8 << 3;  in __hv_pkt_iter_next()