From 4e6821662c33926a979ecc6fb99698b8b0b9e271 Mon Sep 17 00:00:00 2001 From: Michael Brown Date: Sat, 20 Dec 2014 12:40:17 +0000 Subject: [PATCH] [hyperv] Receive all VMBus messages in a poll Allow for elision of transmitted TCP ACKs by handling all received VMBus messages in each network device poll operation. Signed-off-by: Michael Brown --- src/drivers/net/netvsc.c | 4 +++- 1 file changed, 3 insertions(+), 1 deletion(-) diff --git a/src/drivers/net/netvsc.c b/src/drivers/net/netvsc.c index bcab8a9ca..8610339d2 100644 --- a/src/drivers/net/netvsc.c +++ b/src/drivers/net/netvsc.c @@ -435,9 +435,11 @@ static struct vmbus_channel_operations netvsc_channel_operations = { */ static void netvsc_poll ( struct rndis_device *rndis ) { struct netvsc_device *netvsc = rndis->priv; + struct vmbus_device *vmdev = netvsc->vmdev; /* Poll VMBus device */ - vmbus_poll ( netvsc->vmdev ); + while ( vmbus_has_data ( vmdev ) ) + vmbus_poll ( vmdev ); } /**