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authorIngo Molnar <mingo@kernel.org>2018-12-03 10:47:53 +0100
committerIngo Molnar <mingo@kernel.org>2018-12-03 10:47:53 +0100
commitdf60673198ae678f68af54873b8904ba93fe13a0 (patch)
tree6e9a3393d0be7b68a69c2bbc58f4325ceb6fd853 /drivers/net/virtio_net.c
parent89f579ce99f7e028e81885d3965f973c0f787611 (diff)
parent2595646791c319cadfdbf271563aac97d0843dc7 (diff)
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Merge tag 'v4.20-rc5' into x86/cleanups, to sync up the tree
Signed-off-by: Ingo Molnar <mingo@kernel.org>
Diffstat (limited to 'drivers/net/virtio_net.c')
-rw-r--r--drivers/net/virtio_net.c13
1 files changed, 5 insertions, 8 deletions
diff --git a/drivers/net/virtio_net.c b/drivers/net/virtio_net.c
index 3e2c041d76ac..cecfd77c9f3c 100644
--- a/drivers/net/virtio_net.c
+++ b/drivers/net/virtio_net.c
@@ -70,7 +70,8 @@ static const unsigned long guest_offloads[] = {
VIRTIO_NET_F_GUEST_TSO4,
VIRTIO_NET_F_GUEST_TSO6,
VIRTIO_NET_F_GUEST_ECN,
- VIRTIO_NET_F_GUEST_UFO
+ VIRTIO_NET_F_GUEST_UFO,
+ VIRTIO_NET_F_GUEST_CSUM
};
struct virtnet_stat_desc {
@@ -2334,9 +2335,6 @@ static int virtnet_clear_guest_offloads(struct virtnet_info *vi)
if (!vi->guest_offloads)
return 0;
- if (virtio_has_feature(vi->vdev, VIRTIO_NET_F_GUEST_CSUM))
- offloads = 1ULL << VIRTIO_NET_F_GUEST_CSUM;
-
return virtnet_set_guest_offloads(vi, offloads);
}
@@ -2346,8 +2344,6 @@ static int virtnet_restore_guest_offloads(struct virtnet_info *vi)
if (!vi->guest_offloads)
return 0;
- if (virtio_has_feature(vi->vdev, VIRTIO_NET_F_GUEST_CSUM))
- offloads |= 1ULL << VIRTIO_NET_F_GUEST_CSUM;
return virtnet_set_guest_offloads(vi, offloads);
}
@@ -2365,8 +2361,9 @@ static int virtnet_xdp_set(struct net_device *dev, struct bpf_prog *prog,
&& (virtio_has_feature(vi->vdev, VIRTIO_NET_F_GUEST_TSO4) ||
virtio_has_feature(vi->vdev, VIRTIO_NET_F_GUEST_TSO6) ||
virtio_has_feature(vi->vdev, VIRTIO_NET_F_GUEST_ECN) ||
- virtio_has_feature(vi->vdev, VIRTIO_NET_F_GUEST_UFO))) {
- NL_SET_ERR_MSG_MOD(extack, "Can't set XDP while host is implementing LRO, disable LRO first");
+ virtio_has_feature(vi->vdev, VIRTIO_NET_F_GUEST_UFO) ||
+ virtio_has_feature(vi->vdev, VIRTIO_NET_F_GUEST_CSUM))) {
+ NL_SET_ERR_MSG_MOD(extack, "Can't set XDP while host is implementing LRO/CSUM, disable LRO/CSUM first");
return -EOPNOTSUPP;
}