[dpdk-dev] [PATCH v2 5/6] vhost: claim that we support GUEST_ANNOUNCE feature

Yuanhan Liu yuanhan.liu at linux.intel.com
Thu Dec 17 04:12:00 CET 2015


It's actually a feature already enabled in Linux kernel. What we need to
do is simply to claim that we support such feature, and nothing else.

With that, the guest will send GARP messages after live migration.

Signed-off-by: Yuanhan Liu <yuanhan.liu at linux.intel.com>
---
 lib/librte_vhost/virtio-net.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/lib/librte_vhost/virtio-net.c b/lib/librte_vhost/virtio-net.c
index 03044f6..0ba5045 100644
--- a/lib/librte_vhost/virtio-net.c
+++ b/lib/librte_vhost/virtio-net.c
@@ -74,6 +74,7 @@ static struct virtio_net_config_ll *ll_root;
 #define VHOST_SUPPORTED_FEATURES ((1ULL << VIRTIO_NET_F_MRG_RXBUF) | \
 				(1ULL << VIRTIO_NET_F_CTRL_VQ) | \
 				(1ULL << VIRTIO_NET_F_CTRL_RX) | \
+				(1ULL << VIRTIO_NET_F_GUEST_ANNOUNCE) | \
 				(VHOST_SUPPORTS_MQ)            | \
 				(1ULL << VIRTIO_F_VERSION_1)   | \
 				(1ULL << VHOST_F_LOG_ALL)      | \
-- 
1.9.0



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