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Commit b69d94d7 authored by David Howells's avatar David Howells
Browse files

rxrpc: Include the last reply DATA serial number in the final ACK 



In a client call, include the serial number of the last DATA packet of the
reply in the final ACK.

Signed-off-by: default avatarDavid Howells <dhowells@redhat.com>
parent a7056c5b

net/rxrpc/recvmsg.c

+3 −3
Original line number Diff line number Diff line
@@ -133,7 +133,7 @@ static int rxrpc_recvmsg_new_call(struct rxrpc_sock *rx, 
/*

 * End the packet reception phase.

 */

static void rxrpc_end_rx_phase(struct rxrpc_call *call)

static void rxrpc_end_rx_phase(struct rxrpc_call *call, rxrpc_serial_t serial)

{

	_enter("%d,%s", call->debug_id, rxrpc_call_states[call->state]);
@@ -141,7 +141,7 @@ static void rxrpc_end_rx_phase(struct rxrpc_call *call) 
	ASSERTCMP(call->rx_hard_ack, ==, call->rx_top);



	if (call->state == RXRPC_CALL_CLIENT_RECV_REPLY) {

		rxrpc_propose_ACK(call, RXRPC_ACK_IDLE, 0, 0, true, false,

		rxrpc_propose_ACK(call, RXRPC_ACK_IDLE, 0, serial, true, false,

				  rxrpc_propose_ack_terminal_ack);

		rxrpc_send_call_packet(call, RXRPC_PACKET_TYPE_ACK);

	}
@@ -202,7 +202,7 @@ static void rxrpc_rotate_rx_window(struct rxrpc_call *call) 
	_debug("%u,%u,%02x", hard_ack, top, flags);

	trace_rxrpc_receive(call, rxrpc_receive_rotate, serial, hard_ack);

	if (flags & RXRPC_LAST_PACKET) {

		rxrpc_end_rx_phase(call);

		rxrpc_end_rx_phase(call, serial);

	} else {

		/* Check to see if there's an ACK that needs sending. */

		if (after_eq(hard_ack, call->ackr_consumed + 2) ||