diff options
| author | David Ahern <dsahern@gmail.com> | 2019-04-09 14:41:12 -0700 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2019-04-11 14:24:06 -0700 |
| commit | cc3a86c802f0ba9a2627aef256d95ae3b3fa6e91 (patch) | |
| tree | 4bed7393ba06defbac346a3260405815d80a7d8d /net | |
| parent | 6e1809a564ef743052157b78f47b40a2b8373458 (diff) | |
| download | lwn-cc3a86c802f0ba9a2627aef256d95ae3b3fa6e91.tar.gz lwn-cc3a86c802f0ba9a2627aef256d95ae3b3fa6e91.zip | |
ipv6: Change rt6_probe to take a fib6_nh
rt6_probe sends probes for gateways in a nexthop. As such it really
depends on a fib6_nh, not a fib entry. Move last_probe to fib6_nh and
update rt6_probe to a fib6_nh struct.
Signed-off-by: David Ahern <dsahern@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'net')
| -rw-r--r-- | net/ipv6/route.c | 16 |
1 files changed, 8 insertions, 8 deletions
diff --git a/net/ipv6/route.c b/net/ipv6/route.c index 9630339d4b76..c2b0d6f049e3 100644 --- a/net/ipv6/route.c +++ b/net/ipv6/route.c @@ -517,7 +517,7 @@ static void rt6_probe_deferred(struct work_struct *w) kfree(work); } -static void rt6_probe(struct fib6_info *rt) +static void rt6_probe(struct fib6_nh *fib6_nh) { struct __rt6_probe_work *work = NULL; const struct in6_addr *nh_gw; @@ -533,11 +533,11 @@ static void rt6_probe(struct fib6_info *rt) * Router Reachability Probe MUST be rate-limited * to no more than one per minute. */ - if (!rt || !rt->fib6_nh.fib_nh_gw_family) + if (fib6_nh->fib_nh_gw_family) return; - nh_gw = &rt->fib6_nh.fib_nh_gw6; - dev = rt->fib6_nh.fib_nh_dev; + nh_gw = &fib6_nh->fib_nh_gw6; + dev = fib6_nh->fib_nh_dev; rcu_read_lock_bh(); idev = __in6_dev_get(dev); neigh = __ipv6_neigh_lookup_noref(dev, nh_gw); @@ -554,13 +554,13 @@ static void rt6_probe(struct fib6_info *rt) __neigh_set_probe_once(neigh); } write_unlock(&neigh->lock); - } else if (time_after(jiffies, rt->last_probe + + } else if (time_after(jiffies, fib6_nh->last_probe + idev->cnf.rtr_probe_interval)) { work = kmalloc(sizeof(*work), GFP_ATOMIC); } if (work) { - rt->last_probe = jiffies; + fib6_nh->last_probe = jiffies; INIT_WORK(&work->work, rt6_probe_deferred); work->target = *nh_gw; dev_hold(dev); @@ -572,7 +572,7 @@ out: rcu_read_unlock_bh(); } #else -static inline void rt6_probe(struct fib6_info *rt) +static inline void rt6_probe(struct fib6_nh *fib6_nh) { } #endif @@ -657,7 +657,7 @@ static struct fib6_info *find_match(struct fib6_info *rt, int oif, int strict, } if (strict & RT6_LOOKUP_F_REACHABLE) - rt6_probe(rt); + rt6_probe(&rt->fib6_nh); /* note that m can be RT6_NUD_FAIL_PROBE at this point */ if (m > *mpri) { |