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authorHaiyang Zhang <haiyangz@microsoft.com>2014-10-31 00:07:17 +0300
committerDavid S. Miller <davem@davemloft.net>2014-10-30 23:10:04 +0300
commit4c87454a475280aa140913a0bce48db43a52b2fc (patch)
tree8e310a37b83d6310f71e47d38e864b1c18fed6e0 /drivers/net/hyperv
parentacf722f73499d85e959ce99cf22d1b827d0b273a (diff)
downloadlinux-4c87454a475280aa140913a0bce48db43a52b2fc.tar.xz
hyperv: Add IPv6 into the hash computation for vRSS
This will allow the workload spreading via vRSS for IPv6. Signed-off-by: Haiyang Zhang <haiyangz@microsoft.com> Reviewed-by: K. Y. Srinivasan <kys@microsoft.com> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'drivers/net/hyperv')
-rw-r--r--drivers/net/hyperv/netvsc_drv.c4
-rw-r--r--drivers/net/hyperv/rndis_filter.c3
2 files changed, 5 insertions, 2 deletions
diff --git a/drivers/net/hyperv/netvsc_drv.c b/drivers/net/hyperv/netvsc_drv.c
index 78ec33f5100b..3295e4ee9dbb 100644
--- a/drivers/net/hyperv/netvsc_drv.c
+++ b/drivers/net/hyperv/netvsc_drv.c
@@ -193,7 +193,9 @@ static bool netvsc_set_hash(u32 *hash, struct sk_buff *skb)
struct flow_keys flow;
int data_len;
- if (!skb_flow_dissect(skb, &flow) || flow.n_proto != htons(ETH_P_IP))
+ if (!skb_flow_dissect(skb, &flow) ||
+ !(flow.n_proto == htons(ETH_P_IP) ||
+ flow.n_proto == htons(ETH_P_IPV6)))
return false;
if (flow.ip_proto == IPPROTO_TCP)
diff --git a/drivers/net/hyperv/rndis_filter.c b/drivers/net/hyperv/rndis_filter.c
index 2b86f0b6f6d1..ccce6f24b009 100644
--- a/drivers/net/hyperv/rndis_filter.c
+++ b/drivers/net/hyperv/rndis_filter.c
@@ -728,7 +728,8 @@ int rndis_filter_set_rss_param(struct rndis_device *rdev, int num_queue)
rssp->hdr.size = sizeof(struct ndis_recv_scale_param);
rssp->flag = 0;
rssp->hashinfo = NDIS_HASH_FUNC_TOEPLITZ | NDIS_HASH_IPV4 |
- NDIS_HASH_TCP_IPV4;
+ NDIS_HASH_TCP_IPV4 | NDIS_HASH_IPV6 |
+ NDIS_HASH_TCP_IPV6;
rssp->indirect_tabsize = 4*ITAB_NUM;
rssp->indirect_taboffset = sizeof(struct ndis_recv_scale_param);
rssp->hashkey_size = HASH_KEYLEN;