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authorGravatar Mauro Carvalho Chehab <mchehab+samsung@kernel.org> 2018-12-05 13:16:24 -0500
committerGravatar Mauro Carvalho Chehab <mchehab+samsung@kernel.org> 2018-12-05 13:23:38 -0500
commit14a4467a0a5eacb2ebbe3aab1b4e25af3519c76a (patch)
tree541647056606d3e0aa1e06e62d2b40417623f8cb /drivers/net/virtio_net.c
parentmedia: pixfmt-meta-d4xx.rst: Add a license to it (diff)
parentMerge tag 'media/v4.20-4' of git://git.kernel.org/pub/scm/linux/kernel/git/mc... (diff)
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Merge commit '0072a0c14d5b7cb72c611d396f143f5dcd73ebe2' into patchwork
Merge from Upstream after the latest media fixes branch, because we need one patch that it is there. * commit '0072a0c14d5b7cb72c611d396f143f5dcd73ebe2': (1108 commits) ide: Change to use DEFINE_SHOW_ATTRIBUTE macro ide: pmac: add of_node_put() drivers/tty: add missing of_node_put() drivers/sbus/char: add of_node_put() sbus: char: add of_node_put() Linux 4.20-rc5 PCI: Fix incorrect value returned from pcie_get_speed_cap() MAINTAINERS: Update linux-mips mailing list address ocfs2: fix potential use after free mm/khugepaged: fix the xas_create_range() error path mm/khugepaged: collapse_shmem() do not crash on Compound mm/khugepaged: collapse_shmem() without freezing new_page mm/khugepaged: minor reorderings in collapse_shmem() mm/khugepaged: collapse_shmem() remember to clear holes mm/khugepaged: fix crashes due to misaccounted holes mm/khugepaged: collapse_shmem() stop if punched or truncated mm/huge_memory: fix lockdep complaint on 32-bit i_size_read() mm/huge_memory: splitting set mapping+index before unfreeze mm/huge_memory: rename freeze_page() to unmap_page() initramfs: clean old path before creating a hardlink ...
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;
}