SKB_GSO_ESP = 1 << 15,
SKB_GSO_UDP = 1 << 16,
+
+ SKB_GSO_UDP_L4 = 1 << 17,
};
#if BITS_PER_LONG > 32
/*
* Handling routines are only of interest to the kernel
*/
-#include <linux/slab.h>
-
#define SKB_ALLOC_FCLONE 0x01
#define SKB_ALLOC_RX 0x02
struct sk_buff *skb_morph(struct sk_buff *dst, struct sk_buff *src);
int skb_copy_ubufs(struct sk_buff *skb, gfp_t gfp_mask);
struct sk_buff *skb_clone(struct sk_buff *skb, gfp_t priority);
+void skb_copy_header(struct sk_buff *new, const struct sk_buff *old);
struct sk_buff *skb_copy(const struct sk_buff *skb, gfp_t priority);
struct sk_buff *__pskb_copy_fclone(struct sk_buff *skb, int headroom,
gfp_t gfp_mask, bool fclone);
u32 __skb_get_hash_symmetric(const struct sk_buff *skb);
u32 skb_get_poff(const struct sk_buff *skb);
u32 __skb_get_poff(const struct sk_buff *skb, void *data,
- const struct flow_keys *keys, int hlen);
+ const struct flow_keys_basic *keys, int hlen);
__be32 __skb_flow_get_ports(const struct sk_buff *skb, int thoff, u8 ip_proto,
void *data, int hlen_proto);
NULL, 0, 0, 0, flags);
}
-static inline bool skb_flow_dissect_flow_keys_buf(struct flow_keys *flow,
- void *data, __be16 proto,
- int nhoff, int hlen,
- unsigned int flags)
+static inline bool
+skb_flow_dissect_flow_keys_basic(const struct sk_buff *skb,
+ struct flow_keys_basic *flow, void *data,
+ __be16 proto, int nhoff, int hlen,
+ unsigned int flags)
{
memset(flow, 0, sizeof(*flow));
- return __skb_flow_dissect(NULL, &flow_keys_buf_dissector, flow,
+ return __skb_flow_dissect(skb, &flow_keys_basic_dissector, flow,
data, proto, nhoff, hlen, flags);
}
static inline void skb_probe_transport_header(struct sk_buff *skb,
const int offset_hint)
{
- struct flow_keys keys;
+ struct flow_keys_basic keys;
if (skb_transport_header_was_set(skb))
return;
- else if (skb_flow_dissect_flow_keys(skb, &keys, 0))
+
+ if (skb_flow_dissect_flow_keys_basic(skb, &keys, 0, 0, 0, 0, 0))
skb_set_transport_header(skb, keys.control.thoff);
else
skb_set_transport_header(skb, offset_hint);
return skb->data;
}
+int pskb_trim_rcsum_slow(struct sk_buff *skb, unsigned int len);
/**
* pskb_trim_rcsum - trim received skb and update checksum
* @skb: buffer to trim
{
if (likely(len >= skb->len))
return 0;
- if (skb->ip_summed == CHECKSUM_COMPLETE)
- skb->ip_summed = CHECKSUM_NONE;
- return __pskb_trim(skb, len);
+ return pskb_trim_rcsum_slow(skb, len);
}
static inline int __skb_trim_rcsum(struct sk_buff *skb, unsigned int len)