From: Sowmini Varadhan <sowmini.varadhan@oracle.com>
Date: Thu, 30 Oct 2014 16:45:58 +0000 (-0400)
Subject: sunvnet: Reset LDC_EVENT_DATA_READY when napi completes.
X-Git-Tag: firefly_0821_release~176^2~2717^2~302^2~1
X-Git-Url: http://demsky.eecs.uci.edu/git/?a=commitdiff_plain;h=7bd68bfd51f611ba61b3afdbd23ea9580c312bf5;p=firefly-linux-kernel-4.4.55.git

sunvnet: Reset LDC_EVENT_DATA_READY when napi completes.

When vnet_event_napi re-enables interrupts, it should
reset LDC_EVENT_DATA_READY as an optimization.

Signed-off-by: Sowmini Varadhan <sowmini.varadhan@oracle.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
---

diff --git a/drivers/net/ethernet/sun/sunvnet.c b/drivers/net/ethernet/sun/sunvnet.c
index c390a2784546..7ada479f9604 100644
--- a/drivers/net/ethernet/sun/sunvnet.c
+++ b/drivers/net/ethernet/sun/sunvnet.c
@@ -760,6 +760,7 @@ static int vnet_poll(struct napi_struct *napi, int budget)
 
 	if (processed < budget) {
 		napi_complete(napi);
+		port->rx_event &= ~LDC_EVENT_DATA_READY;
 		vio_set_intr(vio->vdev->rx_ino, HV_INTR_ENABLED);
 	}
 	return processed;