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net: Prepare gro for packet consuming gro callbacks

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The upcomming IPsec ESP gro callbacks will consume the skb,
so prepare for that.

Signed-off-by: Steffen Klassert <steffen.klassert@secunet.com>
This commit is contained in:
Steffen Klassert 2017-02-15 09:39:44 +01:00
parent 5f114163f2
commit 25393d3fc0
3 changed files with 20 additions and 0 deletions
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9
include/linux/netdevice.h
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@ -352,6 +352,7 @@ enum gro_result {
GRO_HELD,
GRO_NORMAL,
GRO_DROP,
GRO_CONSUMED,
};
typedef enum gro_result gro_result_t;
@ -2661,10 +2662,18 @@ static inline void skb_gro_remcsum_cleanup(struct sk_buff *skb,
remcsum_unadjust((__sum16 *)ptr, grc->delta);
}
#ifdef CONFIG_XFRM_OFFLOAD
static inline void skb_gro_flush_final(struct sk_buff *skb, struct sk_buff **pp, int flush)
{
if (PTR_ERR(pp) != -EINPROGRESS)
NAPI_GRO_CB(skb)->flush |= flush;
}
#else
static inline void skb_gro_flush_final(struct sk_buff *skb, struct sk_buff **pp, int flush)
{
NAPI_GRO_CB(skb)->flush |= flush;
}
#endif
static inline int dev_hard_header(struct sk_buff *skb, struct net_device *dev,
unsigned short type,