diff options
| author | Andrew Melnychenko <andrew@daynix.com> | 2021-05-14 14:48:33 +0300 |
|---|---|---|
| committer | Jason Wang <jasowang@redhat.com> | 2021-06-04 15:25:46 +0800 |
| commit | 0145c3934895e2cb2b8bd679ca274bc5f7e76de7 (patch) | |
| tree | 8a09cf572d7634ac3e70250684b8a7cfaa5565ba /net | |
| parent | 46627f41b6b781885c64a2b12814060a7ca8da36 (diff) | |
virtio-net: Added eBPF RSS to virtio-net.
When RSS is enabled the device tries to load the eBPF program
to select RX virtqueue in the TUN. If eBPF can be loaded
the RSS will function also with vhost (works with kernel 5.8 and later).
Software RSS is used as a fallback with vhost=off when eBPF can't be loaded
or when hash population requested by the guest.
Signed-off-by: Yuri Benditovich <yuri.benditovich@daynix.com>
Signed-off-by: Andrew Melnychenko <andrew@daynix.com>
Signed-off-by: Jason Wang <jasowang@redhat.com>
Diffstat (limited to 'net')
| -rw-r--r-- | net/vhost-vdpa.c | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/net/vhost-vdpa.c b/net/vhost-vdpa.c index fe659ec9e2..8b14215549 100644 --- a/net/vhost-vdpa.c +++ b/net/vhost-vdpa.c @@ -54,6 +54,8 @@ const int vdpa_feature_bits[] = { VIRTIO_NET_F_MTU, VIRTIO_F_IOMMU_PLATFORM, VIRTIO_F_RING_PACKED, + VIRTIO_NET_F_RSS, + VIRTIO_NET_F_HASH_REPORT, VIRTIO_NET_F_GUEST_ANNOUNCE, VIRTIO_NET_F_STATUS, VHOST_INVALID_FEATURE_BIT |