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authorJason Wang <jasowang@redhat.com>2021-09-03 17:10:15 +0800
committerMichael S. Tsirkin <mst@redhat.com>2021-09-04 17:34:05 -0400
commit6a756d1495fc0a852b119f7ecbb7a20131f0aba7 (patch)
tree30b8653a6b4b81d6091c4b14c88055878346d72b /net/vhost-user.c
parent5fc13603a6bec4451cf1062ae6bdb6a2ab81a69c (diff)
downloadfocaccia-qemu-6a756d1495fc0a852b119f7ecbb7a20131f0aba7.tar.gz
focaccia-qemu-6a756d1495fc0a852b119f7ecbb7a20131f0aba7.zip
vhost_net: do not assume nvqs is always 2
This patch switches to initialize dev.nvqs from the VhostNetOptions
instead of assuming it was 2. This is useful for implementing control
virtqueue support which will be a single vhost_net structure with a
single cvq.

Note that nvqs is still set to 2 for all users and this patch does not
change functionality.

Reviewed-by: Stefano Garzarella <sgarzare@redhat.com>
Reviewed-by: Eli Cohen <elic@nvidia.com>
Signed-off-by: Jason Wang <jasowang@redhat.com>
Message-Id: <20210903091031.47303-6-jasowang@redhat.com>
Reviewed-by: Michael S. Tsirkin <mst@redhat.com>
Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
Diffstat (limited to 'net/vhost-user.c')
-rw-r--r--net/vhost-user.c1
1 files changed, 1 insertions, 0 deletions
diff --git a/net/vhost-user.c b/net/vhost-user.c
index 6adfcd623a..4a939124d2 100644
--- a/net/vhost-user.c
+++ b/net/vhost-user.c
@@ -85,6 +85,7 @@ static int vhost_user_start(int queues, NetClientState *ncs[],
         options.net_backend = ncs[i];
         options.opaque      = be;
         options.busyloop_timeout = 0;
+        options.nvqs = 2;
         net = vhost_net_init(&options);
         if (!net) {
             error_report("failed to init vhost_net for queue %d", i);