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From b3d728b53abaae0c9884dfb5e9c216b1088196e3 Mon Sep 17 00:00:00 2001
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From: =?UTF-8?q?Eugenio=20P=C3=A9rez?= <eperezma@redhat.com>
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Date: Wed, 21 Dec 2022 12:50:13 +0100
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Subject: [PATCH 2/9] virtio_net: copy VIRTIO_NET_S_ANNOUNCE if device model
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has it
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MIME-Version: 1.0
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Content-Type: text/plain; charset=UTF-8
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Content-Transfer-Encoding: 8bit
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RH-Author: Eugenio Pérez <eperezma@redhat.com>
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RH-MergeRequest: 137: vDPA net SVQ guest announce support
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RH-Bugzilla: 2141088
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RH-Acked-by: Laurent Vivier <lvivier@redhat.com>
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RH-Acked-by: Cindy Lu <lulu@redhat.com>
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RH-Acked-by: Jason Wang <jasowang@redhat.com>
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RH-Commit: [2/4] fb04186829eb93bab3c9ececf90fa5b035ffa2ec (eperezmartin/qemu-kvm)
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Status part of the emulated feature. It will follow device model, so we
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must copy it as long as NIC device model has it set.
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Signed-off-by: Eugenio Pérez <eperezma@redhat.com>
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Message-Id: <20221221115015.1400889-3-eperezma@redhat.com>
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Reviewed-by: Michael S. Tsirkin <mst@redhat.com>
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Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
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Acked-by: Jason Wang <jasowang@redhat.com>
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(cherry picked from commit 4f93aafc8f9d731c6588f5dc5594c6a1dd1fbe66)
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---
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hw/net/virtio-net.c | 2 ++
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1 file changed, 2 insertions(+)
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diff --git a/hw/net/virtio-net.c b/hw/net/virtio-net.c
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index 5935e55653..948bcf33cf 100644
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--- a/hw/net/virtio-net.c
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+++ b/hw/net/virtio-net.c
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@@ -183,6 +183,8 @@ static void virtio_net_get_config(VirtIODevice *vdev, uint8_t *config)
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memcpy(netcfg.mac, n->mac, ETH_ALEN);
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}
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+ netcfg.status |= virtio_tswap16(vdev,
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+ n->status & VIRTIO_NET_S_ANNOUNCE);
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memcpy(config, &netcfg, n->config_size);
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}
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}
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--
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2.31.1
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