dst.h (63fca65d08632fbec9d9b655f671cf08aa1aeeb8) dst.h (51ce8bd4d17a761e1a90a34a1b5c9b762cce7553)
1/*
2 * net/dst.h Protocol independent destination cache definitions.
3 *
4 * Authors: Alexey Kuznetsov, <kuznet@ms2.inr.ac.ru>
5 *
6 */
7
8#ifndef _NET_DST_H

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54#define DST_NOHASH 0x0008
55#define DST_NOCACHE 0x0010
56#define DST_NOCOUNT 0x0020
57#define DST_FAKE_RTABLE 0x0040
58#define DST_XFRM_TUNNEL 0x0080
59#define DST_XFRM_QUEUE 0x0100
60#define DST_METADATA 0x0200
61
1/*
2 * net/dst.h Protocol independent destination cache definitions.
3 *
4 * Authors: Alexey Kuznetsov, <kuznet@ms2.inr.ac.ru>
5 *
6 */
7
8#ifndef _NET_DST_H

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54#define DST_NOHASH 0x0008
55#define DST_NOCACHE 0x0010
56#define DST_NOCOUNT 0x0020
57#define DST_FAKE_RTABLE 0x0040
58#define DST_XFRM_TUNNEL 0x0080
59#define DST_XFRM_QUEUE 0x0100
60#define DST_METADATA 0x0200
61
62 unsigned short pending_confirm;
63
64 short error;
65
66 /* A non-zero value of dst->obsolete forces by-hand validation
67 * of the route entry. Positive values are set by the generic
68 * dst layer to indicate that the entry has been forcefully
69 * destroyed.
70 *
71 * Negative values are used by the implementation layer code to
72 * force invocation of the dst_ops->check() method.
73 */
74 short obsolete;
75#define DST_OBSOLETE_NONE 0
76#define DST_OBSOLETE_DEAD 2
77#define DST_OBSOLETE_FORCE_CHK -1
78#define DST_OBSOLETE_KILL -2
79 unsigned short header_len; /* more space at head required */
80 unsigned short trailer_len; /* space to reserve at tail */
62 short error;
63
64 /* A non-zero value of dst->obsolete forces by-hand validation
65 * of the route entry. Positive values are set by the generic
66 * dst layer to indicate that the entry has been forcefully
67 * destroyed.
68 *
69 * Negative values are used by the implementation layer code to
70 * force invocation of the dst_ops->check() method.
71 */
72 short obsolete;
73#define DST_OBSOLETE_NONE 0
74#define DST_OBSOLETE_DEAD 2
75#define DST_OBSOLETE_FORCE_CHK -1
76#define DST_OBSOLETE_KILL -2
77 unsigned short header_len; /* more space at head required */
78 unsigned short trailer_len; /* space to reserve at tail */
79 unsigned short __pad3;
80
81#ifdef CONFIG_IP_ROUTE_CLASSID
82 __u32 tclassid;
83#else
84 __u32 __pad2;
85#endif
86
87#ifdef CONFIG_64BIT
88 /*

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435static inline void dst_rcu_free(struct rcu_head *head)
436{
437 struct dst_entry *dst = container_of(head, struct dst_entry, rcu_head);
438 dst_free(dst);
439}
440
441static inline void dst_confirm(struct dst_entry *dst)
442{
81#ifdef CONFIG_IP_ROUTE_CLASSID
82 __u32 tclassid;
83#else
84 __u32 __pad2;
85#endif
86
87#ifdef CONFIG_64BIT
88 /*

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435static inline void dst_rcu_free(struct rcu_head *head)
436{
437 struct dst_entry *dst = container_of(head, struct dst_entry, rcu_head);
438 dst_free(dst);
439}
440
441static inline void dst_confirm(struct dst_entry *dst)
442{
443 dst->pending_confirm = 1;
444}
445
446static inline int dst_neigh_output(struct dst_entry *dst, struct neighbour *n,
447 struct sk_buff *skb)
448{
449 const struct hh_cache *hh;
450
443}
444
445static inline int dst_neigh_output(struct dst_entry *dst, struct neighbour *n,
446 struct sk_buff *skb)
447{
448 const struct hh_cache *hh;
449
451 if (dst->pending_confirm) {
452 unsigned long now = jiffies;
453
454 dst->pending_confirm = 0;
455 /* avoid dirtying neighbour */
456 if (n->confirmed != now)
457 n->confirmed = now;
458 }
459
460 hh = &n->hh;
461 if ((n->nud_state & NUD_CONNECTED) && hh->hh_len)
462 return neigh_hh_output(hh, skb);
463 else
464 return n->output(n, skb);
465}
466
467static inline struct neighbour *dst_neigh_lookup(const struct dst_entry *dst, const void *daddr)

--- 107 unchanged lines hidden --- 		450 hh = &n->hh;
451 if ((n->nud_state & NUD_CONNECTED) && hh->hh_len)
452 return neigh_hh_output(hh, skb);
453 else
454 return n->output(n, skb);
455}
456
457static inline struct neighbour *dst_neigh_lookup(const struct dst_entry *dst, const void *daddr)

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