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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: David Howells <dhowells@redhat.com>
This commit is contained in:
David Howells 2016-09-24 18:05:27 +01:00
parent a7056c5ba6
commit b69d94d799
1 changed files with 3 additions and 3 deletions
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6
net/rxrpc/recvmsg.c
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@ -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) ||