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Tsirkin" , Cindy Lu , Laurent Vivier , Eli Cohen , Liuxiangdong , Parav Pandit , Gautam Dawar Subject: [RFC PATCH v2 7/8] vhost_net: return VIRTIO_NET_S_ANNOUNCE is device model has it set Date: Wed, 19 Oct 2022 14:52:09 +0200 Message-Id: <20221019125210.226291-8-eperezma@redhat.com> In-Reply-To: <20221019125210.226291-1-eperezma@redhat.com> References: <20221019125210.226291-1-eperezma@redhat.com> MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: quoted-printable X-Scanned-By: MIMEDefang 3.1 on 10.11.54.2 Received-SPF: pass (zohomail.com: domain of gnu.org designates 209.51.188.17 as permitted sender) client-ip=209.51.188.17; envelope-from=qemu-devel-bounces+importer=patchew.org@nongnu.org; helo=lists.gnu.org; Received-SPF: pass client-ip=170.10.133.124; envelope-from=eperezma@redhat.com; helo=us-smtp-delivery-124.mimecast.com X-Spam_score_int: -23 X-Spam_score: -2.4 X-Spam_bar: -- X-Spam_report: (-2.4 / 5.0 requ) BAYES_00=-1.9, DKIMWL_WL_HIGH=-0.256, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1, RCVD_IN_DNSWL_NONE=-0.0001, RCVD_IN_MSPIKE_H2=-0.001, SPF_HELO_NONE=0.001, SPF_PASS=-0.001 autolearn=ham autolearn_force=no X-Spam_action: no action X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: qemu-devel-bounces+importer=patchew.org@nongnu.org Sender: "Qemu-devel" X-ZohoMail-DKIM: pass (identity @redhat.com) X-ZM-MESSAGEID: 1666184658958100001 Temporal, as this affects other vhost backends and we must check status feature first. Signed-off-by: Eugenio P=C3=A9rez --- hw/net/vhost_net.c | 8 ++++++++ 1 file changed, 8 insertions(+) diff --git a/hw/net/vhost_net.c b/hw/net/vhost_net.c index 5660606c1d..300f370e2a 100644 --- a/hw/net/vhost_net.c +++ b/hw/net/vhost_net.c @@ -118,6 +118,7 @@ int vhost_net_get_config(struct vhost_net *net, uint8_= t *config, uint32_t config_len) { VirtIODevice *vdev; + VirtIONet *n; int r =3D vhost_dev_get_config(&net->dev, config, config_len, NULL); =20 if (unlikely(r !=3D 0)) { @@ -142,6 +143,13 @@ int vhost_net_get_config(struct vhost_net *net, uint8= _t *config, ((struct virtio_net_config *)config)->status |=3D VIRTIO_NET_S_LIN= K_UP; } =20 + if (!(net->dev.acked_features & BIT_ULL(VIRTIO_NET_F_GUEST_ANNOUNCE)))= { + return 0; + } + + n =3D VIRTIO_NET(vdev); + ((struct virtio_net_config *)config)->status |=3D + (n->status & VIRTIO_NET_S_ANNOU= NCE); return 0; } int vhost_net_set_config(struct vhost_net *net, const uint8_t *data, --=20 2.31.1