add docker support per...

add docker support per https://community.solid-run.com/t/building-a-docker-enabled-kernel-for-the-solidrun/379

configs/linux/lx2k_additions.config

@@ -62,4 +62,26 @@ CONFIG_ENABLE_DEFAULT_TRACERS=y
 CONFIG_DYNAMIC_DEBUG=y
 CONFIG_USB_NET_QMI_WWAN=y
 CONFIG_USB_WDM=y
-
+CONFIG_BPF=y
+CONFIG_IRQ_WORK=y
+CONFIG_TASKS_TRACE_RCU=y
+CONFIG_NETFILTER_XT_MATCH_IPVS=y
+CONFIG_NETFILTER_XT_MARK=y
+CONFIG_BPF_SYSCALL=y
+CONFIG_CGROUP_BPF=y
+CONFIG_IP_NF_TARGET_REDIRECT=m
+CONFIG_IP_VS=y
+CONFIG_IP_VS_NFCT=y
+CONFIG_IP_VS_PROTO_TCP=y
+CONFIG_IP_VS_PROTO_UDP=y
+CONFIG_IP_VS_RR=y
+CONFIG_NF_NAT_FTP=y
+CONFIG_NF_CONNTRACK_FTP=y
+CONFIG_NF_NAT_TFTP=y
+CONFIG_NF_CONNTRACK_TFTP=y
+CONFIG_VXLAN=y
+CONFIG_DUMMY=y
+CONFIG_IPVLAN=y
+CONFIG_CGROUPS=y
+CONFIG_NAMESPACES=y
+CONFIG_NET_NS=y