ndisc.h (448cc2fb3a7b327823a9afd374808c37b8e6194f) ndisc.h (1e84dc6b7bbfc4d1dd846decece4611b7e035772)
1/* SPDX-License-Identifier: GPL-2.0 */
2#ifndef _NDISC_H
3#define _NDISC_H
4
5#include <net/ipv6_stubs.h>
6
7/*
8 * ICMP codes for neighbour discovery messages

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406
407static inline void __ipv6_confirm_neigh(struct net_device *dev,
408 const void *pkey)
409{
410 struct neighbour *n;
411
412 rcu_read_lock_bh();
413 n = __ipv6_neigh_lookup_noref(dev, pkey);
1/* SPDX-License-Identifier: GPL-2.0 */
2#ifndef _NDISC_H
3#define _NDISC_H
4
5#include <net/ipv6_stubs.h>
6
7/*
8 * ICMP codes for neighbour discovery messages

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406
407static inline void __ipv6_confirm_neigh(struct net_device *dev,
408 const void *pkey)
409{
410 struct neighbour *n;
411
412 rcu_read_lock_bh();
413 n = __ipv6_neigh_lookup_noref(dev, pkey);
414 if (n) {
415 unsigned long now = jiffies;
416
417 /* avoid dirtying neighbour */
418 if (READ_ONCE(n->confirmed) != now)
419 WRITE_ONCE(n->confirmed, now);
420 }
414 neigh_confirm(n);
421 rcu_read_unlock_bh();
422}
423
424static inline void __ipv6_confirm_neigh_stub(struct net_device *dev,
425 const void *pkey)
426{
427 struct neighbour *n;
428
429 rcu_read_lock_bh();
430 n = __ipv6_neigh_lookup_noref_stub(dev, pkey);
415 rcu_read_unlock_bh();
416}
417
418static inline void __ipv6_confirm_neigh_stub(struct net_device *dev,
419 const void *pkey)
420{
421 struct neighbour *n;
422
423 rcu_read_lock_bh();
424 n = __ipv6_neigh_lookup_noref_stub(dev, pkey);
431 if (n) {
432 unsigned long now = jiffies;
433
434 /* avoid dirtying neighbour */
435 if (READ_ONCE(n->confirmed) != now)
436 WRITE_ONCE(n->confirmed, now);
437 }
425 neigh_confirm(n);
438 rcu_read_unlock_bh();
439}
440
441/* uses ipv6_stub and is meant for use outside of IPv6 core */
442static inline struct neighbour *ip_neigh_gw6(struct net_device *dev,
443 const void *addr)
444{
445 struct neighbour *neigh;

--- 60 unchanged lines hidden --- 		426 rcu_read_unlock_bh();
427}
428
429/* uses ipv6_stub and is meant for use outside of IPv6 core */
430static inline struct neighbour *ip_neigh_gw6(struct net_device *dev,
431 const void *addr)
432{
433 struct neighbour *neigh;

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