From: wenxu <we...@ucloud.cn>
The metadata_dst is not init the dst_cache which make the
ip_md_tunnel_xmit can't use the dst_cache. It will lookup
route table every packets.
Signed-off-by: wenxu <we...@ucloud.cn>
---
net/netfilter/nft_tunnel.c | 7 +++++++
1 file changed, 7 insertions(+)
diff --git a/net/netfilter/nft_tunnel.c b/net/netfilter/nft_tunnel.c
index ea28588..b113fca 100644
--- a/net/netfilter/nft_tunnel.c
+++ b/net/netfilter/nft_tunnel.c
@@ -406,6 +406,13 @@ static int nft_tunnel_obj_init(const struct nft_ctx *ctx,
return -ENOMEM;
memcpy(&md->u.tun_info, &info, sizeof(info));
+#ifdef CONFIG_DST_CACHE
+ err = dst_cache_init(&md->u.tun_info.dst_cache, GFP_KERNEL);
+ if (err < 0) {
+ metadata_dst_free(md);
+ return err;
+ }
+#endif
ip_tunnel_info_opts_set(&md->u.tun_info, &priv->opts.u, priv->opts.len,
priv->opts.flags);
priv->md = md;
--
1.8.3.1
