kernel: remove obsolete kernel version switches for 4.14

This removes switches dependent on kernel version 4.14 as well as
several packages/modules selected only for that version.

This also removes sched-cake-virtual, which is not required anymore
now that we have only one variant of cake.

Signed-off-by: Adrian Schmutzler <freifunk@adrianschmutzler.de>

config/Config-kernel.in

@@ -44,7 +44,7 @@ config KERNEL_DEBUG_FS
 	  write to these files. Many common debugging facilities, such as
 	  ftrace, require the existence of debugfs.
 
-# remove KERNEL_MIPS_FPU_EMULATOR after kernel 4.14 and 4.14 are gone
+# remove KERNEL_MIPS_FPU_EMULATOR after kernel 4.19 is gone
 config KERNEL_MIPS_FPU_EMULATOR
 	bool "Compile the kernel with MIPS FPU Emulator"
 	default y if TARGET_pistachio

include/netfilter.mk

@@ -157,8 +157,7 @@ $(eval $(if $(NF_KMOD),$(call nf_add,NF_REJECT6,CONFIG_NF_REJECT_IPV6, $(P_V6)nf
 
 $(eval $(if $(NF_KMOD),$(call nf_add,NF_IPT6,CONFIG_IP6_NF_IPTABLES, $(P_V6)ip6_tables),))
 
-$(eval $(if $(NF_KMOD),$(call nf_add,NF_CONNTRACK,CONFIG_NF_DEFRAG_IPV6, $(P_V6)nf_defrag_ipv6, ge 4.19),))
-$(eval $(if $(NF_KMOD),$(call nf_add,NF_CONNTRACK6,CONFIG_NF_DEFRAG_IPV6, $(P_V6)nf_defrag_ipv6, lt 4.19),))
+$(eval $(if $(NF_KMOD),$(call nf_add,NF_CONNTRACK,CONFIG_NF_DEFRAG_IPV6, $(P_V6)nf_defrag_ipv6),))
 $(eval $(if $(NF_KMOD),$(call nf_add,NF_CONNTRACK6,CONFIG_NF_CONNTRACK_IPV6, $(P_V6)nf_conntrack_ipv6),))
 
 $(eval $(if $(NF_KMOD),$(call nf_add,IPT_IPV6,CONFIG_IP6_NF_FILTER, $(P_V6)ip6table_filter),))
@@ -187,10 +186,7 @@ $(eval $(call nf_add,IPT_IPV6_EXTRA,CONFIG_IP6_NF_MATCH_RT, $(P_V6)ip6t_rt))
 $(eval $(if $(NF_KMOD),$(call nf_add,NF_NAT,CONFIG_NF_NAT, $(P_XT)nf_nat),))
 $(eval $(if $(NF_KMOD),$(call nf_add,NF_NAT,CONFIG_NF_NAT_REDIRECT, $(P_XT)nf_nat_redirect),))
 $(eval $(if $(NF_KMOD),$(call nf_add,NF_NAT,CONFIG_NF_NAT_IPV4, $(P_V4)nf_nat_ipv4),))
-$(eval $(if $(NF_KMOD),$(call nf_add,NF_NAT,CONFIG_NF_NAT_MASQUERADE_IPV4, $(P_V4)nf_nat_masquerade_ipv4, lt 4.18),))
-
 $(eval $(if $(NF_KMOD),$(call nf_add,NF_NAT6,CONFIG_NF_NAT_IPV6, $(P_V6)nf_nat_ipv6),))
-$(eval $(if $(NF_KMOD),$(call nf_add,NF_NAT6,CONFIG_NF_NAT_MASQUERADE_IPV6, $(P_V6)nf_nat_masquerade_ipv6, lt 4.18),))
 
 $(eval $(if $(NF_KMOD),$(call nf_add,IPT_NAT,CONFIG_NETFILTER_XT_NAT, $(P_XT)xt_nat),))
 $(eval $(if $(NF_KMOD),$(call nf_add,IPT_NAT,CONFIG_IP_NF_NAT, $(P_V4)iptable_nat),))
@@ -264,8 +260,8 @@ $(eval $(call nf_add,IPT_TPROXY,CONFIG_NETFILTER_XT_MATCH_SOCKET, $(P_XT)xt_sock
 $(eval $(call nf_add,IPT_TPROXY,CONFIG_NF_SOCKET_IPV4, $(P_V4)nf_socket_ipv4))
 $(eval $(call nf_add,IPT_TPROXY,CONFIG_NF_SOCKET_IPV6, $(P_V6)nf_socket_ipv6))
 $(eval $(call nf_add,IPT_TPROXY,CONFIG_NETFILTER_XT_TARGET_TPROXY, $(P_XT)xt_TPROXY))
-$(eval $(call nf_add,IPT_TPROXY,CONFIG_NF_TPROXY_IPV4, $(P_V4)nf_tproxy_ipv4, ge 4.18))
-$(eval $(call nf_add,IPT_TPROXY,CONFIG_NF_TPROXY_IPV6, $(P_V6)nf_tproxy_ipv6, ge 4.18))
+$(eval $(call nf_add,IPT_TPROXY,CONFIG_NF_TPROXY_IPV4, $(P_V4)nf_tproxy_ipv4))
+$(eval $(call nf_add,IPT_TPROXY,CONFIG_NF_TPROXY_IPV6, $(P_V6)nf_tproxy_ipv6))
 
 # led
 $(eval $(call nf_add,IPT_LED,CONFIG_NETFILTER_XT_TARGET_LED, $(P_XT)xt_LED))
@@ -335,10 +331,7 @@ $(eval $(call nf_add,EBTABLES_WATCHERS,CONFIG_BRIDGE_EBT_NFQUEUE, $(P_EBT)ebt_nf
 
 # nftables
 $(eval $(if $(NF_KMOD),$(call nf_add,NFT_CORE,CONFIG_NF_TABLES, $(P_XT)nf_tables),))
-$(eval $(if $(NF_KMOD),$(call nf_add,NFT_CORE,CONFIG_NF_TABLES_INET, $(P_XT)nf_tables_inet, lt 4.17),))
-$(eval $(if $(NF_KMOD),$(call nf_add,NFT_CORE,CONFIG_NF_TABLES_IPV4, $(P_V4)nf_tables_ipv4, lt 4.17),))
-$(eval $(if $(NF_KMOD),$(call nf_add,NFT_CORE,CONFIG_NF_TABLES_IPV6, $(P_V6)nf_tables_ipv6, lt 4.17),))
-$(eval $(if $(NF_KMOD),$(call nf_add,NFT_CORE,CONFIG_NF_TABLES_SET, $(P_XT)nf_tables_set, ge 4.18),))
+$(eval $(if $(NF_KMOD),$(call nf_add,NFT_CORE,CONFIG_NF_TABLES_SET, $(P_XT)nf_tables_set),))
 $(eval $(if $(NF_KMOD),$(call nf_add,NFT_CORE,CONFIG_NFT_CHAIN_ROUTE_IPV4, $(P_V4)nft_chain_route_ipv4),))
 $(eval $(if $(NF_KMOD),$(call nf_add,NFT_CORE,CONFIG_NFT_CHAIN_ROUTE_IPV6, $(P_V6)nft_chain_route_ipv6),))
 $(eval $(if $(NF_KMOD),$(call nf_add,NFT_CORE,CONFIG_NFT_COUNTER, $(P_XT)nft_counter),))
@@ -354,12 +347,7 @@ $(eval $(if $(NF_KMOD),$(call nf_add,NFT_CORE,CONFIG_NFT_QUOTA, $(P_XT)nft_quota
 $(eval $(if $(NF_KMOD),$(call nf_add,NFT_CORE,CONFIG_NFT_REDIR, $(P_XT)nft_redir),))
 $(eval $(if $(NF_KMOD),$(call nf_add,NFT_CORE,CONFIG_NFT_REJECT, $(P_XT)nft_reject $(P_V4)nft_reject_ipv4 $(P_V6)nft_reject_ipv6),))
 $(eval $(if $(NF_KMOD),$(call nf_add,NFT_CORE,CONFIG_NFT_REJECT_INET, $(P_XT)nft_reject_inet),))
-$(eval $(if $(NF_KMOD),$(call nf_add,NFT_CORE,CONFIG_NFT_SET_HASH, $(P_XT)nft_set_hash, lt 4.18),))
-$(eval $(if $(NF_KMOD),$(call nf_add,NFT_CORE,CONFIG_NFT_SET_RBTREE, $(P_XT)nft_set_rbtree, lt 4.18),))
-
-$(eval $(if $(NF_KMOD),$(call nf_add,NFT_ARP,CONFIG_NF_TABLES_ARP, $(P_V4)nf_tables_arp, lt 4.17),))
 
-$(eval $(if $(NF_KMOD),$(call nf_add,NFT_BRIDGE,CONFIG_NF_TABLES_BRIDGE, $(P_EBT)nf_tables_bridge, lt 4.17),))
 $(eval $(if $(NF_KMOD),$(call nf_add,NFT_BRIDGE,CONFIG_NFT_BRIDGE_META, $(P_EBT)nft_meta_bridge),))
 $(eval $(if $(NF_KMOD),$(call nf_add,NFT_BRIDGE,CONFIG_NFT_BRIDGE_REJECT, $(P_EBT)nft_reject_bridge),))