[PATCH v5 09/11] net/virtio: disable ctrl virtqueue for packed rings
From: Jens Freimann <hidden>
Date: 2018-09-06 18:20:36
Subsystem:
networking drivers, the rest · Maintainers:
Andrew Lunn, "David S. Miller", Eric Dumazet, Jakub Kicinski, Paolo Abeni, Linus Torvalds
Signed-off-by: Jens Freiman <redacted> --- drivers/net/virtio/virtio_ethdev.c | 9 +++++++++ 1 file changed, 9 insertions(+)
diff --git a/drivers/net/virtio/virtio_ethdev.c b/drivers/net/virtio/virtio_ethdev.c
index a2bb726ba..b02c65598 100644
--- a/drivers/net/virtio/virtio_ethdev.c
+++ b/drivers/net/virtio/virtio_ethdev.c@@ -1161,6 +1161,15 @@ virtio_negotiate_features(struct virtio_hw *hw, uint64_t req_features) req_features &= ~(1ULL << VIRTIO_NET_F_MTU); } +#ifdef RTE_LIBRTE_VIRTIO_PQ + 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); + } +#endif + /* * Negotiate features: Subset of device feature bits are written back * guest feature bits.
--
2.17.1