Commit 99009806 authored Apr 15, 2008 by Allan Stephens Committed by David S. Miller Apr 15, 2008

[TIPC]: Skip connection flow control in connectionless sockets



This patch optimizes the receive path for SOCK_DGRAM and SOCK_RDM
messages by skipping over code that handles connection-based flow
control.

Signed-off-by: Allan Stephens <allan.stephens@windriver.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

parent 2c8dd116

net/tipc/socket.c

+2 −1

Original line number	Diff line number	Diff line
		@@ -919,7 +919,8 @@ restart:
		/* Consume received message (optional) */

		if (likely(!(flags & MSG_PEEK))) {
		if (unlikely(++tsock->p->conn_unacked >= TIPC_FLOW_CONTROL_WIN))
		if ((sock->state != SS_READY) &&
		(++tsock->p->conn_unacked >= TIPC_FLOW_CONTROL_WIN))
		tipc_acknowledge(tsock->p->ref, tsock->p->conn_unacked);
		advance_queue(tsock);
		}