diff options
author | Stephen Hemminger <sthemmin@microsoft.com> | 2019-11-23 15:50:17 -0800 |
---|---|---|
committer | Jakub Kicinski <jakub.kicinski@netronome.com> | 2019-11-23 18:42:41 -0800 |
commit | 6f3aeb1ba05d41320e6cf9a60f698d9c4e44348e (patch) | |
tree | bb60ebfc5f2b7cf2bdcc77b8f96324f4aa398309 /drivers/net/hyperv | |
parent | fc5141cb6a60afd81cf53cf4f9bd986f1b846010 (diff) | |
download | linux-6f3aeb1ba05d41320e6cf9a60f698d9c4e44348e.tar.bz2 |
hv_netvsc: make recording RSS hash depend on feature flag
The recording of RSS hash should be controlled by NETIF_F_RXHASH.
Fixes: 1fac7ca4e63b ("hv_netvsc: record hardware hash in skb")
Suggested-by: Eric Dumazet <eric.dumazet@gmail.com>
Signed-off-by: Stephen Hemminger <sthemmin@microsoft.com>
Signed-off-by: Haiyang Zhang <haiyangz@microsoft.com>
Reviewed-by: Michael Kelley <mikelley@microsoft.com>
Signed-off-by: Jakub Kicinski <jakub.kicinski@netronome.com>
Diffstat (limited to 'drivers/net/hyperv')
-rw-r--r-- | drivers/net/hyperv/hyperv_net.h | 3 | ||||
-rw-r--r-- | drivers/net/hyperv/netvsc_drv.c | 2 | ||||
-rw-r--r-- | drivers/net/hyperv/rndis_filter.c | 1 |
3 files changed, 4 insertions, 2 deletions
diff --git a/drivers/net/hyperv/hyperv_net.h b/drivers/net/hyperv/hyperv_net.h index 034dbab7aa80..250bd90627a5 100644 --- a/drivers/net/hyperv/hyperv_net.h +++ b/drivers/net/hyperv/hyperv_net.h @@ -823,7 +823,8 @@ struct nvsp_message { #define NETVSC_SUPPORTED_HW_FEATURES (NETIF_F_RXCSUM | NETIF_F_IP_CSUM | \ NETIF_F_TSO | NETIF_F_IPV6_CSUM | \ - NETIF_F_TSO6 | NETIF_F_LRO | NETIF_F_SG) + NETIF_F_TSO6 | NETIF_F_LRO | \ + NETIF_F_SG | NETIF_F_RXHASH) #define VRSS_SEND_TAB_SIZE 16 /* must be power of 2 */ #define VRSS_CHANNEL_MAX 64 diff --git a/drivers/net/hyperv/netvsc_drv.c b/drivers/net/hyperv/netvsc_drv.c index 5fa5c49e481b..868e22e286ca 100644 --- a/drivers/net/hyperv/netvsc_drv.c +++ b/drivers/net/hyperv/netvsc_drv.c @@ -803,7 +803,7 @@ static struct sk_buff *netvsc_alloc_recv_skb(struct net_device *net, skb->ip_summed = CHECKSUM_UNNECESSARY; } - if (hash_info) + if (hash_info && (net->features & NETIF_F_RXHASH)) skb_set_hash(skb, *hash_info, PKT_HASH_TYPE_L4); if (vlan) { diff --git a/drivers/net/hyperv/rndis_filter.c b/drivers/net/hyperv/rndis_filter.c index c06178380ac8..206b4e77eaf0 100644 --- a/drivers/net/hyperv/rndis_filter.c +++ b/drivers/net/hyperv/rndis_filter.c @@ -1214,6 +1214,7 @@ static int rndis_netdev_set_hwcaps(struct rndis_device *rndis_device, /* Compute tx offload settings based on hw capabilities */ net->hw_features |= NETIF_F_RXCSUM; net->hw_features |= NETIF_F_SG; + net->hw_features |= NETIF_F_RXHASH; if ((hwcaps.csum.ip4_txcsum & NDIS_TXCSUM_ALL_TCP4) == NDIS_TXCSUM_ALL_TCP4) { /* Can checksum TCP */ |