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-rw-r--r--net/xfrm/xfrm_policy.c18
1 files changed, 14 insertions, 4 deletions
diff --git a/net/xfrm/xfrm_policy.c b/net/xfrm/xfrm_policy.c
index 2118d6446630..9049a5caeb25 100644
--- a/net/xfrm/xfrm_policy.c
+++ b/net/xfrm/xfrm_policy.c
@@ -2276,8 +2276,6 @@ static void __xfrm_garbage_collect(struct net *net)
{
struct dst_entry *head, *next;
- flow_cache_flush();
-
spin_lock_bh(&xfrm_policy_sk_bundle_lock);
head = xfrm_policy_sk_bundles;
xfrm_policy_sk_bundles = NULL;
@@ -2290,6 +2288,18 @@ static void __xfrm_garbage_collect(struct net *net)
}
}
+static void xfrm_garbage_collect(struct net *net)
+{
+ flow_cache_flush();
+ __xfrm_garbage_collect(net);
+}
+
+static void xfrm_garbage_collect_deferred(struct net *net)
+{
+ flow_cache_flush_deferred();
+ __xfrm_garbage_collect(net);
+}
+
static void xfrm_init_pmtu(struct dst_entry *dst)
{
do {
@@ -2422,7 +2432,7 @@ int xfrm_policy_register_afinfo(struct xfrm_policy_afinfo *afinfo)
if (likely(dst_ops->neigh_lookup == NULL))
dst_ops->neigh_lookup = xfrm_neigh_lookup;
if (likely(afinfo->garbage_collect == NULL))
- afinfo->garbage_collect = __xfrm_garbage_collect;
+ afinfo->garbage_collect = xfrm_garbage_collect_deferred;
xfrm_policy_afinfo[afinfo->family] = afinfo;
}
write_unlock_bh(&xfrm_policy_afinfo_lock);
@@ -2516,7 +2526,7 @@ static int xfrm_dev_event(struct notifier_block *this, unsigned long event, void
switch (event) {
case NETDEV_DOWN:
- __xfrm_garbage_collect(dev_net(dev));
+ xfrm_garbage_collect(dev_net(dev));
}
return NOTIFY_DONE;
}
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