summaryrefslogtreecommitdiff
path: root/include/net/ndisc.h
diff options
context:
space:
mode:
authorYajun Deng <yajun.deng@linux.dev>2021-11-23 05:54:30 +0300
committerDavid S. Miller <davem@davemloft.net>2021-11-23 14:51:37 +0300
commit1e84dc6b7bbfc4d1dd846decece4611b7e035772 (patch)
tree08827418ecf758dd90a2f8cf6b0515e5bf0f07ec /include/net/ndisc.h
parenta0c2ccd9b5ad0a9e838158404e041b5a8ff762dd (diff)
downloadlinux-1e84dc6b7bbfc4d1dd846decece4611b7e035772.tar.xz
neigh: introduce neigh_confirm() helper function
Add neigh_confirm() for the confirmed member in struct neighbour, it can be called as an independent unit by other functions. Signed-off-by: Yajun Deng <yajun.deng@linux.dev> Reviewed-by: Eric Dumazet <edumazet@google.com> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'include/net/ndisc.h')
-rw-r--r--include/net/ndisc.h16
1 files changed, 2 insertions, 14 deletions
diff --git a/include/net/ndisc.h b/include/net/ndisc.h
index 04341d86585d..53cb8de0e589 100644
--- a/include/net/ndisc.h
+++ b/include/net/ndisc.h
@@ -411,13 +411,7 @@ static inline void __ipv6_confirm_neigh(struct net_device *dev,
rcu_read_lock_bh();
n = __ipv6_neigh_lookup_noref(dev, pkey);
- if (n) {
- unsigned long now = jiffies;
-
- /* avoid dirtying neighbour */
- if (READ_ONCE(n->confirmed) != now)
- WRITE_ONCE(n->confirmed, now);
- }
+ neigh_confirm(n);
rcu_read_unlock_bh();
}
@@ -428,13 +422,7 @@ static inline void __ipv6_confirm_neigh_stub(struct net_device *dev,
rcu_read_lock_bh();
n = __ipv6_neigh_lookup_noref_stub(dev, pkey);
- if (n) {
- unsigned long now = jiffies;
-
- /* avoid dirtying neighbour */
- if (READ_ONCE(n->confirmed) != now)
- WRITE_ONCE(n->confirmed, now);
- }
+ neigh_confirm(n);
rcu_read_unlock_bh();
}