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-rw-r--r--include/net/netns/nexthop.h19
1 files changed, 19 insertions, 0 deletions
diff --git a/include/net/netns/nexthop.h b/include/net/netns/nexthop.h
new file mode 100644
index 000000000..1849e77eb
--- /dev/null
+++ b/include/net/netns/nexthop.h
@@ -0,0 +1,19 @@
+/* SPDX-License-Identifier: GPL-2.0 */
+/*
+ * nexthops in net namespaces
+ */
+
+#ifndef __NETNS_NEXTHOP_H__
+#define __NETNS_NEXTHOP_H__
+
+#include <linux/rbtree.h>
+
+struct netns_nexthop {
+ struct rb_root rb_root; /* tree of nexthops by id */
+ struct hlist_head *devhash; /* nexthops by device */
+
+ unsigned int seq; /* protected by rtnl_mutex */
+ u32 last_id_allocated;
+ struct blocking_notifier_head notifier_chain;
+};
+#endif