dd0eece2ef
- kvm-virtio_net-Modify-virtio_net_get_config-to-early-ret.patch [bz#2141088] - kvm-virtio_net-copy-VIRTIO_NET_S_ANNOUNCE-if-device-mode.patch [bz#2141088] - kvm-vdpa-handle-VIRTIO_NET_CTRL_ANNOUNCE-in-vhost_vdpa_n.patch [bz#2141088] - kvm-vdpa-do-not-handle-VIRTIO_NET_F_GUEST_ANNOUNCE-in-vh.patch [bz#2141088] - kvm-s390x-pv-Implement-a-CGS-check-helper.patch [bz#2122523] - kvm-s390x-pci-coalesce-unmap-operations.patch [bz#2163701] - kvm-s390x-pci-shrink-DMA-aperture-to-be-bound-by-vfio-DM.patch [bz#2163701] - kvm-s390x-pci-reset-ISM-passthrough-devices-on-shutdown-.patch [bz#2163701] - kvm-qga-linux-add-usb-support-to-guest-get-fsinfo.patch [bz#2149191] - Resolves: bz#2141088 (vDPA SVQ guest announce support) - Resolves: bz#2122523 (Secure guest can't boot with maximal number of vcpus (248)) - Resolves: bz#2163701 ([s390x] VM fails to start with ISM passed through) - Resolves: bz#2149191 ([RFE][guest-agent] - USB bus type support)
75 lines
3.0 KiB
Diff
75 lines
3.0 KiB
Diff
From 3f55d12df35552ae948587a62d6f9015664adc13 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 12:50:12 +0100
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Subject: [PATCH 1/9] virtio_net: Modify virtio_net_get_config to early return
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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: [1/4] 4f5e79afd54e157f32e6fff56ae33e2b71492525 (eperezmartin/qemu-kvm)
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Next patches introduce more code on vhost-vdpa branch, with already have
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too much indentation.
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Signed-off-by: Eugenio Pérez <eperezma@redhat.com>
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Reviewed-by: Philippe Mathieu-Daudé <philmd@linaro.org>
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Reviewed-by: Michael S. Tsirkin <mst@redhat.com>
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Acked-by: Jason Wang <jasowang@redhat.com>
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Message-Id: <20221221115015.1400889-2-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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(cherry picked from commit ebc141a62508dc91901373c1a19fe7e2cf560dfb)
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---
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hw/net/virtio-net.c | 28 +++++++++++++++-------------
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1 file changed, 15 insertions(+), 13 deletions(-)
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diff --git a/hw/net/virtio-net.c b/hw/net/virtio-net.c
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index ec974f7a76..5935e55653 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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@@ -168,20 +168,22 @@ static void virtio_net_get_config(VirtIODevice *vdev, uint8_t *config)
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if (nc->peer && nc->peer->info->type == NET_CLIENT_DRIVER_VHOST_VDPA) {
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ret = vhost_net_get_config(get_vhost_net(nc->peer), (uint8_t *)&netcfg,
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n->config_size);
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- if (ret != -1) {
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- /*
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- * Some NIC/kernel combinations present 0 as the mac address. As
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- * that is not a legal address, try to proceed with the
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- * address from the QEMU command line in the hope that the
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- * address has been configured correctly elsewhere - just not
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- * reported by the device.
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- */
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- if (memcmp(&netcfg.mac, &zero, sizeof(zero)) == 0) {
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- info_report("Zero hardware mac address detected. Ignoring.");
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- memcpy(netcfg.mac, n->mac, ETH_ALEN);
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- }
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- memcpy(config, &netcfg, n->config_size);
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+ if (ret == -1) {
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+ return;
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}
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+
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+ /*
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+ * Some NIC/kernel combinations present 0 as the mac address. As that
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+ * is not a legal address, try to proceed with the address from the
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+ * QEMU command line in the hope that the address has been configured
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+ * correctly elsewhere - just not reported by the device.
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+ */
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+ if (memcmp(&netcfg.mac, &zero, sizeof(zero)) == 0) {
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+ info_report("Zero hardware mac address detected. Ignoring.");
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+ memcpy(netcfg.mac, n->mac, ETH_ALEN);
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+ }
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+
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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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