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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 /include
parent5b252f0c2f98df21fadf0f6cf189b87a0b938228 (diff)
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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 'include')
-rw-r--r--include/linux/if_vlan.h25
-rw-r--r--include/linux/netdevice.h8
2 files changed, 18 insertions, 15 deletions
diff --git a/include/linux/if_vlan.h b/include/linux/if_vlan.h
index 71a4870c09a9..153f6b9e722c 100644
--- a/include/linux/if_vlan.h
+++ b/include/linux/if_vlan.h
@@ -120,10 +120,12 @@ extern u16 vlan_dev_vlan_id(const struct net_device *dev);
extern int __vlan_hwaccel_rx(struct sk_buff *skb, struct vlan_group *grp,
u16 vlan_tci, int polling);
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);
+extern gro_result_t
+vlan_gro_receive(struct napi_struct *napi, struct vlan_group *grp,
+ unsigned int vlan_tci, struct sk_buff *skb);
+extern gro_result_t
+vlan_gro_frags(struct napi_struct *napi, struct vlan_group *grp,
+ unsigned int vlan_tci);
#else
static inline struct net_device *vlan_dev_real_dev(const struct net_device *dev)
@@ -150,17 +152,18 @@ static inline int vlan_hwaccel_do_receive(struct sk_buff *skb)
return 0;
}
-static inline int vlan_gro_receive(struct napi_struct *napi,
- struct vlan_group *grp,
- unsigned int vlan_tci, struct sk_buff *skb)
+static inline gro_result_t
+vlan_gro_receive(struct napi_struct *napi, struct vlan_group *grp,
+ unsigned int vlan_tci, struct sk_buff *skb)
{
- return NET_RX_DROP;
+ return GRO_DROP;
}
-static inline int vlan_gro_frags(struct napi_struct *napi,
- struct vlan_group *grp, unsigned int vlan_tci)
+static inline gro_result_t
+vlan_gro_frags(struct napi_struct *napi, struct vlan_group *grp,
+ unsigned int vlan_tci)
{
- return NET_RX_DROP;
+ return GRO_DROP;
}
#endif
diff --git a/include/linux/netdevice.h b/include/linux/netdevice.h
index 6e777efe149e..193b637889f9 100644
--- a/include/linux/netdevice.h
+++ b/include/linux/netdevice.h
@@ -1483,17 +1483,17 @@ extern int netif_receive_skb(struct sk_buff *skb);
extern void napi_gro_flush(struct napi_struct *napi);
extern gro_result_t dev_gro_receive(struct napi_struct *napi,
struct sk_buff *skb);
-extern int napi_skb_finish(gro_result_t ret, struct sk_buff *skb);
-extern int napi_gro_receive(struct napi_struct *napi,
+extern gro_result_t napi_skb_finish(gro_result_t ret, struct sk_buff *skb);
+extern gro_result_t napi_gro_receive(struct napi_struct *napi,
struct sk_buff *skb);
extern void napi_reuse_skb(struct napi_struct *napi,
struct sk_buff *skb);
extern struct sk_buff * napi_get_frags(struct napi_struct *napi);
-extern int napi_frags_finish(struct napi_struct *napi,
+extern gro_result_t napi_frags_finish(struct napi_struct *napi,
struct sk_buff *skb,
gro_result_t ret);
extern struct sk_buff * napi_frags_skb(struct napi_struct *napi);
-extern int napi_gro_frags(struct napi_struct *napi);
+extern gro_result_t napi_gro_frags(struct napi_struct *napi);
static inline void napi_free_frags(struct napi_struct *napi)
{