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authorBen Hutchings <bhutchings@solarflare.com>2009-10-29 21:36:53 -0700
committerDavid S. Miller <davem@davemloft.net>2009-10-29 21:36:53 -0700
commitc7c4b3b6e976b95facbb723951bdcd554a3530a4 (patch)
tree9a53a7f850eec755b3c66d4a129d31ce4a8591da /net/8021q
parent5b252f0c2f98df21fadf0f6cf189b87a0b938228 (diff)
gro: Change all receive functions to return GRO result codes
This will allow drivers to adjust their receive path dynamically based on whether GRO is being applied successfully. Currently all in-tree callers ignore the return values of these functions and do not need to be changed. Signed-off-by: Ben Hutchings <bhutchings@solarflare.com> Acked-by: Herbert Xu <herbert@gondor.apana.org.au> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'net/8021q')
-rw-r--r--net/8021q/vlan_core.c16
1 files changed, 9 insertions, 7 deletions
diff --git a/net/8021q/vlan_core.c b/net/8021q/vlan_core.c
index 47a80d65c3b..8d5ca2ac4f8 100644
--- a/net/8021q/vlan_core.c
+++ b/net/8021q/vlan_core.c
@@ -102,11 +102,12 @@ drop:
return GRO_DROP;
}
-int vlan_gro_receive(struct napi_struct *napi, struct vlan_group *grp,
- unsigned int vlan_tci, struct sk_buff *skb)
+gro_result_t vlan_gro_receive(struct napi_struct *napi, struct vlan_group *grp,
+ unsigned int vlan_tci, struct sk_buff *skb)
{
if (netpoll_rx_on(skb))
- return vlan_hwaccel_receive_skb(skb, grp, vlan_tci);
+ return vlan_hwaccel_receive_skb(skb, grp, vlan_tci)
+ ? GRO_DROP : GRO_NORMAL;
skb_gro_reset_offset(skb);
@@ -114,17 +115,18 @@ int vlan_gro_receive(struct napi_struct *napi, struct vlan_group *grp,
}
EXPORT_SYMBOL(vlan_gro_receive);
-int vlan_gro_frags(struct napi_struct *napi, struct vlan_group *grp,
- unsigned int vlan_tci)
+gro_result_t vlan_gro_frags(struct napi_struct *napi, struct vlan_group *grp,
+ unsigned int vlan_tci)
{
struct sk_buff *skb = napi_frags_skb(napi);
if (!skb)
- return NET_RX_DROP;
+ return GRO_DROP;
if (netpoll_rx_on(skb)) {
skb->protocol = eth_type_trans(skb, skb->dev);
- return vlan_hwaccel_receive_skb(skb, grp, vlan_tci);
+ return vlan_hwaccel_receive_skb(skb, grp, vlan_tci)
+ ? GRO_DROP : GRO_NORMAL;
}
return napi_frags_finish(napi, skb,