selinux: Allow ovs-ctl force-reload-kmod.
[cascardo/ovs.git] / acinclude.m4
index 65d41f0..5f38539 100644 (file)
@@ -134,10 +134,10 @@ AC_DEFUN([OVS_CHECK_LINUX], [
     AC_MSG_RESULT([$kversion])
 
     if test "$version" -ge 4; then
-       if test "$version" = 4 && test "$patchlevel" -le 3; then
+       if test "$version" = 4 && test "$patchlevel" -le 5; then
           : # Linux 4.x
        else
-          AC_ERROR([Linux kernel in $KBUILD is version $kversion, but version newer than 4.3.x is not supported (please refer to the FAQ for advice)])
+          AC_ERROR([Linux kernel in $KBUILD is version $kversion, but version newer than 4.5.x is not supported (please refer to the FAQ for advice)])
        fi
     elif test "$version" = 3 && test "$patchlevel" -ge 10; then
        : # Linux 3.x
@@ -389,9 +389,11 @@ AC_DEFUN([OVS_CHECK_LINUX_COMPAT], [
 
   OVS_GREP_IFELSE([$KSRC/include/linux/err.h], [ERR_CAST])
   OVS_GREP_IFELSE([$KSRC/include/linux/err.h], [IS_ERR_OR_NULL])
+  OVS_GREP_IFELSE([$KSRC/include/linux/err.h], [PTR_ERR_OR_ZERO])
 
   OVS_GREP_IFELSE([$KSRC/include/linux/etherdevice.h], [eth_hw_addr_random])
   OVS_GREP_IFELSE([$KSRC/include/linux/etherdevice.h], [ether_addr_copy])
+  OVS_GREP_IFELSE([$KSRC/nclude/linux/if_ether.h], [inner_eth_hdr])
 
   OVS_GREP_IFELSE([$KSRC/include/uapi/linux/if_link.h], [IFLA_GENEVE_TOS])
   OVS_GREP_IFELSE([$KSRC/include/uapi/linux/if_link.h], [rtnl_link_stats64])
@@ -413,6 +415,10 @@ AC_DEFUN([OVS_CHECK_LINUX_COMPAT], [
   OVS_FIND_PARAM_IFELSE([$KSRC/include/net/ip.h],
                         [ip_do_fragment], [net],
                         [OVS_DEFINE([HAVE_IP_DO_FRAGMENT_TAKES_NET])])
+  OVS_FIND_PARAM_IFELSE([$KSRC/include/net/ip.h],
+                        [ip_local_out], [net],
+                        [OVS_DEFINE([HAVE_IP_LOCAL_OUT_TAKES_NET])])
+
   OVS_GREP_IFELSE([$KSRC/include/net/ip.h], [ip_skb_dst_mtu])
 
   OVS_GREP_IFELSE([$KSRC/include/net/ip.h], [IPSKB_FRAG_PMTU],
@@ -432,7 +438,18 @@ AC_DEFUN([OVS_CHECK_LINUX_COMPAT], [
   OVS_GREP_IFELSE([$KSRC/include/net/inetpeer.h], [vif],
                   [OVS_DEFINE([HAVE_INETPEER_VIF_SUPPORT])])
 
-  OVS_GREP_IFELSE([$KSRC/include/net/dst_metadata.h], [metadata_dst])
+  dnl Check for dst_cache and ipv6 lable to use backported tunnel infrastructure.
+  dnl OVS does not really need ipv6 label field, but its presence signifies that
+  dnl the stack has all required ipv6 support.
+  dnl OVS also does not need dst_cache But this dependency allows us to write
+  dnl much cleaner code.
+
+  OVS_FIND_FIELD_IFELSE([$KSRC/include/net/ip_tunnels.h], [ip_tunnel_key],
+                        [label],
+                        [OVS_GREP_IFELSE([$KSRC/include/net/ip_tunnels.h],
+                                         [iptunnel_pull_offloads],
+                       [OVS_GREP_IFELSE([$KSRC/include/net/dst_cache.h], [dst_cache],
+                                         [OVS_DEFINE([USE_UPSTREAM_TUNNEL])])])])
 
   OVS_GREP_IFELSE([$KSRC/include/linux/net.h], [sock_create_kern.*net],
                   [OVS_DEFINE([HAVE_SOCK_CREATE_KERN_NET])])
@@ -444,6 +461,8 @@ AC_DEFUN([OVS_CHECK_LINUX_COMPAT], [
   OVS_GREP_IFELSE([$KSRC/include/linux/netdevice.h], [__skb_gso_segment])
   OVS_GREP_IFELSE([$KSRC/include/linux/netdevice.h], [can_checksum_protocol])
   OVS_GREP_IFELSE([$KSRC/include/linux/netdevice.h], [ndo_get_iflink])
+  OVS_GREP_IFELSE([$KSRC/include/linux/netdevice.h], [ndo_add_vxlan_port])
+  OVS_GREP_IFELSE([$KSRC/include/linux/netdevice.h], [ndo_add_geneve_port])
   OVS_GREP_IFELSE([$KSRC/include/linux/netdevice.h], [netdev_features_t])
   dnl Ubuntu kernel 3.13 has defined this struct but not used for netdev->tstats.
   dnl So check type of tstats.
@@ -455,11 +474,20 @@ AC_DEFUN([OVS_CHECK_LINUX_COMPAT], [
   OVS_GREP_IFELSE([$KSRC/include/linux/netdevice.h], [udp_offload.*uoff],
                   [OVS_DEFINE([HAVE_UDP_OFFLOAD_ARG_UOFF])])
   OVS_GREP_IFELSE([$KSRC/include/linux/netdevice.h], [gro_remcsum])
+  OVS_GREP_IFELSE([$KSRC/include/linux/netdevice.h], [IFF_PHONY_HEADROOM])
+  OVS_FIND_PARAM_IFELSE([$KSRC/include/linux/netdevice.h],
+                        [netdev_master_upper_dev_link], [upper_priv],
+                        [OVS_DEFINE([HAVE_NETDEV_MASTER_UPPER_DEV_LINK_PRIV])])
 
   OVS_GREP_IFELSE([$KSRC/include/linux/netfilter.h], [nf_hook_state])
   OVS_GREP_IFELSE([$KSRC/include/linux/netfilter.h], [nf_register_net_hook])
   OVS_GREP_IFELSE([$KSRC/include/linux/netfilter.h], [nf_hookfn.*nf_hook_ops],
                   [OVS_DEFINE([HAVE_NF_HOOKFN_ARG_OPS])])
+  OVS_FIND_PARAM_IFELSE([$KSRC/include/linux/netfilter.h], [nf_hookfn], [priv],
+                  [OVS_DEFINE([HAVE_NF_HOOKFN_ARG_PRIV])])
+  OVS_FIND_FIELD_IFELSE([$KSRC/include/linux/netfilter.h], [nf_hook_ops],
+                        [owner], [OVS_DEFINE([HAVE_NF_HOOKS_OPS_OWNER])])
+
   OVS_FIND_FIELD_IFELSE([$KSRC/include/linux/netfilter_ipv6.h], [nf_ipv6_ops],
                         [fragment.*sock], [OVS_DEFINE([HAVE_NF_IPV6_OPS_FRAGMENT])])
 
@@ -507,8 +535,8 @@ AC_DEFUN([OVS_CHECK_LINUX_COMPAT], [
                   [OVS_DEFINE([HAVE_PROTO_DATA_VALID])])
   OVS_GREP_IFELSE([$KSRC/include/linux/skbuff.h], [skb_checksum_start_offset])
   OVS_GREP_IFELSE([$KSRC/include/linux/skbuff.h], [inner_protocol])
-  OVS_GREP_IFELSE([$KSRC/include/linux/skbuff.h], [inner_mac_header])
-  OVS_GREP_IFELSE([$KSRC/include/linux/skbuff.h], [inner_network_header])
+  OVS_GREP_IFELSE([$KSRC/include/linux/skbuff.h], [inner_protocol_type])
+  OVS_GREP_IFELSE([$KSRC/include/linux/skbuff.h], [skb_inner_transport_offset])
   OVS_GREP_IFELSE([$KSRC/include/linux/skbuff.h], [kfree_skb_list])
   OVS_GREP_IFELSE([$KSRC/include/linux/skbuff.h], [skb_scrub_packet.*xnet],
                  [OVS_DEFINE([HAVE_SKB_SCRUB_PACKET_XNET])])
@@ -542,6 +570,7 @@ AC_DEFUN([OVS_CHECK_LINUX_COMPAT], [
   OVS_GREP_IFELSE([$KSRC/include/linux/skbuff.h], [skb_vlan_pop])
   OVS_GREP_IFELSE([$KSRC/include/linux/skbuff.h], [skb_vlan_push])
   OVS_GREP_IFELSE([$KSRC/include/linux/skbuff.h], [skb_clear_hash_if_not_l4])
+  OVS_GREP_IFELSE([$KSRC/include/linux/skbuff.h], [skb_postpush_rcsum])
 
   OVS_GREP_IFELSE([$KSRC/include/linux/types.h], [bool],
                   [OVS_DEFINE([HAVE_BOOL_TYPE])])
@@ -559,12 +588,15 @@ AC_DEFUN([OVS_CHECK_LINUX_COMPAT], [
   OVS_GREP_IFELSE([$KSRC/include/net/genetlink.h], [genl_has_listeners])
   OVS_GREP_IFELSE([$KSRC/include/net/genetlink.h], [mcgrp_offset])
   OVS_GREP_IFELSE([$KSRC/include/net/genetlink.h], [parallel_ops])
-  OVS_GREP_IFELSE([$KSRC/include/net/genetlink.h], [genlmsg_new_unicast])
   OVS_GREP_IFELSE([$KSRC/include/net/genetlink.h], [netlink_has_listeners(net->genl_sock],
                   [OVS_DEFINE([HAVE_GENL_HAS_LISTENERS_TAKES_NET])])
   OVS_GREP_IFELSE([$KSRC/include/net/genetlink.h], [genlmsg_parse])
   OVS_GREP_IFELSE([$KSRC/include/net/genetlink.h], [genl_notify.*family],
                   [OVS_DEFINE([HAVE_GENL_NOTIFY_TAKES_FAMILY])])
+  OVS_FIND_PARAM_IFELSE([$KSRC/include/net/genetlink.h],
+                        [genl_notify], [net],
+                        [OVS_DEFINE([HAVE_GENL_NOTIFY_TAKES_NET])])
+
 
   OVS_FIND_FIELD_IFELSE([$KSRC/include/net/genetlink.h],
                         [genl_multicast_group], [id])
@@ -580,6 +612,7 @@ AC_DEFUN([OVS_CHECK_LINUX_COMPAT], [
   OVS_GREP_IFELSE([$KSRC/include/net/ip6_route.h], [ip6_frag.*sock],
                   [OVS_DEFINE([HAVE_IP_FRAGMENT_TAKES_SOCK])])
 
+  OVS_GREP_IFELSE([$KSRC/include/net/netlink.h], [nla_put_64bit])
   OVS_GREP_IFELSE([$KSRC/include/net/netlink.h], [nla_get_be16])
   OVS_GREP_IFELSE([$KSRC/include/net/netlink.h], [nla_put_be16])
   OVS_GREP_IFELSE([$KSRC/include/net/netlink.h], [nla_put_be32])
@@ -602,21 +635,22 @@ AC_DEFUN([OVS_CHECK_LINUX_COMPAT], [
 
   OVS_GREP_IFELSE([$KSRC/include/net/vxlan.h], [struct vxlan_metadata],
                   [OVS_DEFINE([HAVE_VXLAN_METADATA])])
-  OVS_GREP_IFELSE([$KSRC/include/net/vxlan.h], [VXLAN_HF_RCO])
   OVS_GREP_IFELSE([$KSRC/include/net/udp.h], [udp_flow_src_port],
                   [OVS_GREP_IFELSE([$KSRC/include/net/udp.h], [inet_get_local_port_range(net],
                                    [OVS_DEFINE([HAVE_UDP_FLOW_SRC_PORT])])])
   OVS_GREP_IFELSE([$KSRC/include/net/udp.h], [udp_v4_check])
   OVS_GREP_IFELSE([$KSRC/include/net/udp.h], [udp_set_csum])
   OVS_GREP_IFELSE([$KSRC/include/net/udp_tunnel.h], [udp_tunnel_gro_complete])
-  OVS_GREP_IFELSE([$KSRC/include/net/udp_tunnel.h], [ipv6_v6only],
-                  [OVS_DEFINE([HAVE_UDP_TUNNEL_IPV6])])
+  OVS_FIND_FIELD_IFELSE([$KSRC/include/net/udp_tunnel.h], [udp_tunnel_sock_cfg],
+                        [gro_receive])
 
   OVS_GREP_IFELSE([$KSRC/include/linux/skbuff.h], [ignore_df],
                   [OVS_DEFINE([HAVE_IGNORE_DF_RENAME])])
   OVS_GREP_IFELSE([$KSRC/include/uapi/linux/netdevice.h], [NET_NAME_UNKNOWN],
                   [OVS_DEFINE([HAVE_NET_NAME_UNKNOWN])])
 
+  OVS_GREP_IFELSE([$KSRC/include/net/sock.h], [sk_no_check_tx])
+  OVS_GREP_IFELSE([$KSRC/include/linux/udp.h], [no_check6_tx])
   OVS_GREP_IFELSE([$KSRC/include/linux/utsrelease.h], [el6],
                   [OVS_DEFINE([HAVE_RHEL6_PER_CPU])])