[dpdk-dev] [PATCH 15/17] net/virtio: disable ctrl virtqueue for packed rings
Jens Freimann
jfreimann at redhat.com
Fri Mar 16 16:21:18 CET 2018
Signed-off-by: Jens Freiman <jfreimann at redhat.com>
---
drivers/net/virtio/virtio_ethdev.c | 7 +++++++
1 file changed, 7 insertions(+)
diff --git a/drivers/net/virtio/virtio_ethdev.c b/drivers/net/virtio/virtio_ethdev.c
index 888cc49..9f372a4 100644
--- a/drivers/net/virtio/virtio_ethdev.c
+++ b/drivers/net/virtio/virtio_ethdev.c
@@ -1195,6 +1195,13 @@ static int virtio_dev_xstats_get_names(struct rte_eth_dev *dev,
req_features &= ~(1ULL << VIRTIO_NET_F_MTU);
}
+ if (req_features & (1ULL << VIRTIO_F_RING_PACKED)) {
+ req_features &= ~(1ull << VIRTIO_NET_F_CTRL_MAC_ADDR);
+ req_features &= ~(1ull << VIRTIO_NET_F_CTRL_VQ);
+ req_features &= ~(1ull << VIRTIO_NET_F_CTRL_RX);
+ req_features &= ~(1ull << VIRTIO_NET_F_CTRL_VLAN);
+ }
+
/*
* Negotiate features: Subset of device feature bits are written back
* guest feature bits.
--
1.8.3.1
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