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gro: Name the GRO result enumeration type 

This clarifies which return and parameter types are GRO result codes
and not RX result codes.

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>
This commit is contained in:
Ben Hutchings 2009-10-29 07:17:09 +00:00 committed by David S. Miller
parent 0519d83d83
commit 5b252f0c2f
3 changed files with 23 additions and 11 deletions
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10
include/linux/netdevice.h
View File

@ -348,13 +348,14 @@ enum
NAPI_STATE_NPSVC, /* Netpoll - don't dequeue from poll_list */
};
enum {
enum gro_result {
GRO_MERGED,
GRO_MERGED_FREE,
GRO_HELD,
GRO_NORMAL,
GRO_DROP,
};
typedef enum gro_result gro_result_t;
extern void __napi_schedule(struct napi_struct *n);
@ -1480,16 +1481,17 @@ extern int netif_rx_ni(struct sk_buff *skb);
#define HAVE_NETIF_RECEIVE_SKB 1
extern int netif_receive_skb(struct sk_buff *skb);
extern void napi_gro_flush(struct napi_struct *napi);
extern int dev_gro_receive(struct napi_struct *napi,
extern gro_result_t dev_gro_receive(struct napi_struct *napi,
struct sk_buff *skb);
extern int napi_skb_finish(int ret, 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,
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,
struct sk_buff *skb, int ret);
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);

5
net/8021q/vlan_core.c
View File

@ -74,8 +74,9 @@ u16 vlan_dev_vlan_id(const struct net_device *dev)
}
EXPORT_SYMBOL(vlan_dev_vlan_id);
static int vlan_gro_common(struct napi_struct *napi, struct vlan_group *grp,
unsigned int vlan_tci, struct sk_buff *skb)
static gro_result_t
vlan_gro_common(struct napi_struct *napi, struct vlan_group *grp,
unsigned int vlan_tci, struct sk_buff *skb)
{
struct sk_buff *p;

19
net/core/dev.c
View File

@ -2476,7 +2476,7 @@ void napi_gro_flush(struct napi_struct *napi)
}
EXPORT_SYMBOL(napi_gro_flush);
int dev_gro_receive(struct napi_struct *napi, struct sk_buff *skb)
enum gro_result dev_gro_receive(struct napi_struct *napi, struct sk_buff *skb)
{
struct sk_buff **pp = NULL;
struct packet_type *ptype;
@ -2484,7 +2484,7 @@ int dev_gro_receive(struct napi_struct *napi, struct sk_buff *skb)
struct list_head *head = &ptype_base[ntohs(type) & PTYPE_HASH_MASK];
int same_flow;
int mac_len;
int ret;
enum gro_result ret;
if (!(skb->dev->features & NETIF_F_GRO))
goto normal;
@ -2568,7 +2568,8 @@ normal:
}
EXPORT_SYMBOL(dev_gro_receive);
static int __napi_gro_receive(struct napi_struct *napi, struct sk_buff *skb)
static gro_result_t
__napi_gro_receive(struct napi_struct *napi, struct sk_buff *skb)
{
struct sk_buff *p;
@ -2585,7 +2586,7 @@ static int __napi_gro_receive(struct napi_struct *napi, struct sk_buff *skb)
return dev_gro_receive(napi, skb);
}
int napi_skb_finish(int ret, struct sk_buff *skb)
int napi_skb_finish(gro_result_t ret, struct sk_buff *skb)
{
int err = NET_RX_SUCCESS;
@ -2600,6 +2601,10 @@ int napi_skb_finish(int ret, struct sk_buff *skb)
case GRO_MERGED_FREE:
kfree_skb(skb);
break;
case GRO_HELD:
case GRO_MERGED:
break;
}
return err;
@ -2652,7 +2657,8 @@ struct sk_buff *napi_get_frags(struct napi_struct *napi)
}
EXPORT_SYMBOL(napi_get_frags);
int napi_frags_finish(struct napi_struct *napi, struct sk_buff *skb, int ret)
int napi_frags_finish(struct napi_struct *napi, struct sk_buff *skb,
gro_result_t ret)
{
int err = NET_RX_SUCCESS;
@ -2674,6 +2680,9 @@ int napi_frags_finish(struct napi_struct *napi, struct sk_buff *skb, int ret)
case GRO_MERGED_FREE:
napi_reuse_skb(napi, skb);
break;
case GRO_MERGED:
break;
}
return err;