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-rw-r--r--net/ipv4/fib_frontend.c4
-rw-r--r--net/ipv4/route.c6
2 files changed, 9 insertions, 1 deletions
diff --git a/net/ipv4/fib_frontend.c b/net/ipv4/fib_frontend.c
index 6c1e56aef1f4..3b373a8b0473 100644
--- a/net/ipv4/fib_frontend.c
+++ b/net/ipv4/fib_frontend.c
@@ -959,9 +959,11 @@ static int fib_netdev_event(struct notifier_block *this, unsigned long event, vo
break;
case NETDEV_CHANGEMTU:
case NETDEV_CHANGE:
- case NETDEV_UNREGISTER_PERNET:
rt_cache_flush(dev_net(dev), 0);
break;
+ case NETDEV_UNREGISTER_BATCH:
+ rt_cache_flush_batch();
+ break;
}
return NOTIFY_DONE;
}
diff --git a/net/ipv4/route.c b/net/ipv4/route.c
index 9889fbd96487..90cdcfc32937 100644
--- a/net/ipv4/route.c
+++ b/net/ipv4/route.c
@@ -900,6 +900,12 @@ void rt_cache_flush(struct net *net, int delay)
rt_do_flush(!in_softirq());
}
+/* Flush previous cache invalidated entries from the cache */
+void rt_cache_flush_batch(void)
+{
+ rt_do_flush(!in_softirq());
+}
+
/*
* We change rt_genid and let gc do the cleanup
*/