diff options
Diffstat (limited to 'net')
| -rw-r--r-- | net/vhost-user.c | 27 | ||||
| -rw-r--r-- | net/vhost-vdpa.c | 32 |
2 files changed, 35 insertions, 24 deletions
diff --git a/net/vhost-user.c b/net/vhost-user.c index 3a6b90d..5993e4a 100644 --- a/net/vhost-user.c +++ b/net/vhost-user.c @@ -45,10 +45,23 @@ uint64_t vhost_user_get_acked_features(NetClientState *nc) return s->acked_features; } -static void vhost_user_stop(int queues, NetClientState *ncs[]) +void vhost_user_save_acked_features(NetClientState *nc) { NetVhostUserState *s; + + s = DO_UPCAST(NetVhostUserState, nc, nc); + if (s->vhost_net) { + uint64_t features = vhost_net_get_acked_features(s->vhost_net); + if (features) { + s->acked_features = features; + } + } +} + +static void vhost_user_stop(int queues, NetClientState *ncs[]) +{ int i; + NetVhostUserState *s; for (i = 0; i < queues; i++) { assert(ncs[i]->info->type == NET_CLIENT_DRIVER_VHOST_USER); @@ -56,11 +69,7 @@ static void vhost_user_stop(int queues, NetClientState *ncs[]) s = DO_UPCAST(NetVhostUserState, nc, ncs[i]); if (s->vhost_net) { - /* save acked features */ - uint64_t features = vhost_net_get_acked_features(s->vhost_net); - if (features) { - s->acked_features = features; - } + vhost_user_save_acked_features(ncs[i]); vhost_net_cleanup(s->vhost_net); } } @@ -251,11 +260,7 @@ static void chr_closed_bh(void *opaque) s = DO_UPCAST(NetVhostUserState, nc, ncs[0]); for (i = queues -1; i >= 0; i--) { - s = DO_UPCAST(NetVhostUserState, nc, ncs[i]); - - if (s->vhost_net) { - s->acked_features = vhost_net_get_acked_features(s->vhost_net); - } + vhost_user_save_acked_features(ncs[i]); } qmp_set_link(name, false, &err); diff --git a/net/vhost-vdpa.c b/net/vhost-vdpa.c index d36664f..1a13a34 100644 --- a/net/vhost-vdpa.c +++ b/net/vhost-vdpa.c @@ -74,7 +74,6 @@ const int vdpa_feature_bits[] = { VIRTIO_F_RING_RESET, VIRTIO_NET_F_RSS, VIRTIO_NET_F_HASH_REPORT, - VIRTIO_NET_F_GUEST_ANNOUNCE, VIRTIO_NET_F_STATUS, VHOST_INVALID_FEATURE_BIT }; @@ -616,9 +615,18 @@ static int vhost_vdpa_net_handle_ctrl_avail(VhostShadowVirtqueue *svq, out.iov_len = iov_to_buf(elem->out_sg, elem->out_num, 0, s->cvq_cmd_out_buffer, vhost_vdpa_net_cvq_cmd_len()); - dev_written = vhost_vdpa_net_cvq_add(s, out.iov_len, sizeof(status)); - if (unlikely(dev_written < 0)) { - goto out; + if (*(uint8_t *)s->cvq_cmd_out_buffer == VIRTIO_NET_CTRL_ANNOUNCE) { + /* + * Guest announce capability is emulated by qemu, so don't forward to + * the device. + */ + dev_written = sizeof(status); + *s->status = VIRTIO_NET_OK; + } else { + dev_written = vhost_vdpa_net_cvq_add(s, out.iov_len, sizeof(status)); + if (unlikely(dev_written < 0)) { + goto out; + } } if (unlikely(dev_written < sizeof(status))) { @@ -702,14 +710,6 @@ static NetClientState *net_vhost_vdpa_init(NetClientState *peer, return nc; } -static int vhost_vdpa_get_iova_range(int fd, - struct vhost_vdpa_iova_range *iova_range) -{ - int ret = ioctl(fd, VHOST_VDPA_GET_IOVA_RANGE, iova_range); - - return ret < 0 ? -errno : 0; -} - static int vhost_vdpa_get_features(int fd, uint64_t *features, Error **errp) { int ret = ioctl(fd, VHOST_GET_FEATURES, features); @@ -805,7 +805,13 @@ int net_init_vhost_vdpa(const Netdev *netdev, const char *name, return queue_pairs; } - vhost_vdpa_get_iova_range(vdpa_device_fd, &iova_range); + r = vhost_vdpa_get_iova_range(vdpa_device_fd, &iova_range); + if (unlikely(r < 0)) { + error_setg(errp, "vhost-vdpa: get iova range failed: %s", + strerror(-r)); + goto err; + } + if (opts->x_svq) { if (!vhost_vdpa_net_valid_svq_features(features, errp)) { goto err_svq; |