diff options
| author | Herbert Xu <herbert@gondor.apana.org.au> | 2009-04-16 13:02:07 +0400 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2009-04-16 13:02:07 +0400 |
| commit | 76620aafd66f0004829764940c5466144969cffc (patch) | |
| tree | 38041e6938121b5611546c582cd23f289db047b0 /include/linux/if_vlan.h | |
| parent | 861ab44059350e5cab350238606cf8814abab93b (diff) | |
| download | linux-76620aafd66f0004829764940c5466144969cffc.tar.xz | |
gro: New frags interface to avoid copying shinfo
It turns out that copying a 16-byte area at ~800k times a second
can be really expensive :) This patch redesigns the frags GRO
interface to avoid copying that area twice.
The two disciples of the frags interface have been converted.
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'include/linux/if_vlan.h')
| -rw-r--r-- | include/linux/if_vlan.h | 6 |
1 files changed, 2 insertions, 4 deletions
diff --git a/include/linux/if_vlan.h b/include/linux/if_vlan.h index e1ff5b14310e..7ff9af1d0f05 100644 --- a/include/linux/if_vlan.h +++ b/include/linux/if_vlan.h @@ -118,8 +118,7 @@ extern int vlan_hwaccel_do_receive(struct sk_buff *skb); extern int vlan_gro_receive(struct napi_struct *napi, struct vlan_group *grp, unsigned int vlan_tci, struct sk_buff *skb); extern int vlan_gro_frags(struct napi_struct *napi, struct vlan_group *grp, - unsigned int vlan_tci, - struct napi_gro_fraginfo *info); + unsigned int vlan_tci); #else static inline struct net_device *vlan_dev_real_dev(const struct net_device *dev) @@ -154,8 +153,7 @@ static inline int vlan_gro_receive(struct napi_struct *napi, } static inline int vlan_gro_frags(struct napi_struct *napi, - struct vlan_group *grp, unsigned int vlan_tci, - struct napi_gro_fraginfo *info) + struct vlan_group *grp, unsigned int vlan_tci) { return NET_RX_DROP; } |