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| author | David S. Miller <davem@davemloft.net> | 2017-06-11 00:06:46 +0300 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2017-06-11 00:06:46 +0300 |
| commit | 95c4629d92d15d10e5f7c55bfb72583f96a91374 (patch) | |
| tree | ef9b973bfbf9f85659f4fc2794d8271bd19c4857 /drivers/net/virtio_net.c | |
| parent | 60925ee97e2be4993fb7a2f7e70be0fbce08cf0f (diff) | |
| parent | 5faab9e0f03c4eef97886b45436015e107f79f5f (diff) | |
| download | linux-95c4629d92d15d10e5f7c55bfb72583f96a91374.tar.xz | |
Merge git://git.kernel.org/pub/scm/linux/kernel/git/davem/sparc
Diffstat (limited to 'drivers/net/virtio_net.c')
| -rw-r--r-- | drivers/net/virtio_net.c | 6 |
1 files changed, 4 insertions, 2 deletions
diff --git a/drivers/net/virtio_net.c b/drivers/net/virtio_net.c index 9320d96a1632..a871f45ecc79 100644 --- a/drivers/net/virtio_net.c +++ b/drivers/net/virtio_net.c @@ -869,7 +869,7 @@ static unsigned int get_mergeable_buf_len(struct receive_queue *rq, unsigned int len; len = hdr_len + clamp_t(unsigned int, ewma_pkt_len_read(avg_pkt_len), - rq->min_buf_len - hdr_len, PAGE_SIZE - hdr_len); + rq->min_buf_len, PAGE_SIZE - hdr_len); return ALIGN(len, L1_CACHE_BYTES); } @@ -1989,6 +1989,7 @@ static const struct net_device_ops virtnet_netdev = { .ndo_poll_controller = virtnet_netpoll, #endif .ndo_xdp = virtnet_xdp, + .ndo_features_check = passthru_features_check, }; static void virtnet_config_changed_work(struct work_struct *work) @@ -2143,7 +2144,8 @@ static unsigned int mergeable_min_buf_len(struct virtnet_info *vi, struct virtqu unsigned int buf_len = hdr_len + ETH_HLEN + VLAN_HLEN + packet_len; unsigned int min_buf_len = DIV_ROUND_UP(buf_len, rq_size); - return max(min_buf_len, hdr_len); + return max(max(min_buf_len, hdr_len) - hdr_len, + (unsigned int)GOOD_PACKET_LEN); } static int virtnet_find_vqs(struct virtnet_info *vi) |