On 4.14 kernels, if kernel isn't configured with CONFIG_NF_CONNTRACK_IPV4
and CONFIG_NF_CONNTRACK_IPV6, openvswitch module will fail to load. The
error message is "openvswitch: failed to init nf_conncount -91".
This patch prints helpful error message for this case.
Signed-off-by: Yifeng Sun <pkusunyif...@gmail.com>
---
datapath/conntrack.c | 4 ++++
1 file changed, 4 insertions(+)
diff --git a/datapath/conntrack.c b/datapath/conntrack.c
index 292febb3c83e..ca56428cd78b 100644
--- a/datapath/conntrack.c
+++ b/datapath/conntrack.c
@@ -1864,6 +1864,10 @@ static int ovs_ct_limit_init(struct net *net, struct
ovs_net *ovs_net)
kfree(ovs_net->ct_limit_info->limits);
kfree(ovs_net->ct_limit_info);
pr_err("openvswitch: failed to init nf_conncount %d\n", err);
+ if (err == -EPROTOTYPE) {
+ pr_err("openvswitch: probably your kernel isn't
configured with "
+ "CONFIG_NF_CONNTRACK_IPV4 and
CONFIG_NF_CONNTRACK_IPV6.\n");
+ }
return err;
}
return 0;
--
2.7.4
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