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gro: Change all receive functions to return GRO result codes

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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>
This commit is contained in:
Ben Hutchings 2009-10-29 21:36:53 -07:00 • committed by David S. Miller
parent 5b252f0c2f
commit c7c4b3b6e9
4 changed files with 42 additions and 45 deletions
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8
include/linux/netdevice.h
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@ -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)
{