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[97.115.110.89]) by smtp.googlemail.com with ESMTPSA id k25-20020aa790d9000000b00508232aecedsm3685840pfk.67.2022.04.15.14.42.48 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Fri, 15 Apr 2022 14:42:48 -0700 (PDT) From: Greg Rose To: dev@openvswitch.org Date: Fri, 15 Apr 2022 14:42:40 -0700 Message-Id: <20220415214245.18948-2-gvrose8192@gmail.com> X-Mailer: git-send-email 2.17.1 In-Reply-To: <20220415214245.18948-1-gvrose8192@gmail.com> References: <20220415214245.18948-1-gvrose8192@gmail.com> Subject: [ovs-dev] [RFC PATCH 1/6] acinclude.m4: Remove support for building the OVS kernel module X-BeenThere: ovs-dev@openvswitch.org X-Mailman-Version: 2.1.15 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , MIME-Version: 1.0 Errors-To: ovs-dev-bounces@openvswitch.org Sender: "dev" Since the openvswitch project inception it has had support for building a Linux kernel module to support the OVS kernel datapath. Since Linux kernel release 5.8 support for newer kernels has been deprecated. Now is the time to fully discontinue support for building the openvswitch kernel driver. Since Linux 5.9 the Linux built-in openvswitch kernel driver supports all necessary features and functions of the kernel datapath and the need to support this additional "out of tree" kernel module is gone. Remove the --with-linux configuration support from the acinclude.m4 configuration and warn user it is not supported any longer. Signed-off-by: Greg Rose --- acinclude.m4 | 683 +-------------------------------------------------- 1 file changed, 1 insertion(+), 682 deletions(-) diff --git a/acinclude.m4 b/acinclude.m4 index 61e88105f..0b1be92f7 100644 --- a/acinclude.m4 +++ b/acinclude.m4 @@ -117,132 +117,11 @@ dnl OVS_CHECK_LINUX dnl dnl Configure linux kernel source tree AC_DEFUN([OVS_CHECK_LINUX], [ - AC_ARG_WITH([linux], - [AC_HELP_STRING([--with-linux=/path/to/linux], - [Specify the Linux kernel build directory])]) - AC_ARG_WITH([linux-source], - [AC_HELP_STRING([--with-linux-source=/path/to/linux-source], - [Specify the Linux kernel source directory - (usually figured out automatically from build - directory)])]) - - # Deprecated equivalents to --with-linux, --with-linux-source. - AC_ARG_WITH([l26]) - AC_ARG_WITH([l26-source]) - if test X"$with_linux" != X; then - KBUILD=$with_linux - AC_MSG_WARN([--with-linux is deprecated and kernel support is limited to 5.8 and below]) - elif test X"$with_l26" != X; then - KBUILD=$with_l26 - AC_MSG_WARN([--with-l26 is deprecated, please use --with-linux instead]) - else + AC_MSG_WARN([--with-linux is no longer supported]) KBUILD= fi - if test X"$KBUILD" != X; then - if test X"$with_linux_source" != X; then - KSRC=$with_linux_source - elif test X"$with_l26_source" != X; then - KSRC=$with_l26_source - AC_MSG_WARN([--with-l26-source is deprecated, please use --with-linux-source instead]) - else - KSRC= - fi - elif test X"$with_linux_source" != X || test X"$with_l26_source" != X; then - AC_MSG_ERROR([Linux source directory may not be specified without Linux build directory]) - fi - - if test -n "$KBUILD"; then - KBUILD=`eval echo "$KBUILD"` - case $KBUILD in - /*) ;; - *) KBUILD=`pwd`/$KBUILD ;; - esac - - # The build directory is what the user provided. - # Make sure that it exists. - AC_MSG_CHECKING([for Linux build directory]) - if test -d "$KBUILD"; then - AC_MSG_RESULT([$KBUILD]) - AC_SUBST(KBUILD) - else - AC_MSG_RESULT([no]) - AC_ERROR([source dir $KBUILD doesn't exist]) - fi - - # Debian breaks kernel headers into "source" header and "build" headers. - # We want the source headers, but $KBUILD gives us the "build" headers. - # Use heuristics to find the source headers. - AC_MSG_CHECKING([for Linux source directory]) - if test -n "$KSRC"; then - KSRC=`eval echo "$KSRC"` - case $KSRC in - /*) ;; - *) KSRC=`pwd`/$KSRC ;; - esac - if test ! -e $KSRC/include/linux/kernel.h; then - AC_MSG_ERROR([$KSRC is not a kernel source directory]) - fi - else - KSRC=$KBUILD - if test ! -e $KSRC/include/linux/kernel.h; then - # Debian kernel build Makefiles tend to include a line of the form: - # MAKEARGS := -C /usr/src/linux-headers-3.2.0-1-common O=/usr/src/linux-headers-3.2.0-1-486 - # First try to extract the source directory from this line. - KSRC=`sed -n 's/.*-C \([[^ ]]*\).*/\1/p' "$KBUILD"/Makefile` - if test ! -e "$KSRC"/include/linux/kernel.h; then - # Didn't work. Fall back to name-based heuristics that used to work. - case `echo "$KBUILD" | sed 's,/*$,,'` in # ( - */build) - KSRC=`echo "$KBUILD" | sed 's,/build/*$,/source,'` - ;; # ( - *) - KSRC=`(cd $KBUILD && pwd -P) | sed 's,-[[^-]]*$,-common,'` - ;; - esac - fi - fi - if test ! -e "$KSRC"/include/linux/kernel.h; then - AC_MSG_ERROR([cannot find source directory (please use --with-linux-source)]) - fi - fi - AC_MSG_RESULT([$KSRC]) - - AC_MSG_CHECKING([for kernel version]) - version=`sed -n 's/^VERSION = //p' "$KSRC/Makefile"` - patchlevel=`sed -n 's/^PATCHLEVEL = //p' "$KSRC/Makefile"` - sublevel=`sed -n 's/^SUBLEVEL = //p' "$KSRC/Makefile"` - if test X"$version" = X || test X"$patchlevel" = X; then - AC_ERROR([cannot determine kernel version]) - elif test X"$sublevel" = X; then - kversion=$version.$patchlevel - else - kversion=$version.$patchlevel.$sublevel - fi - AC_MSG_RESULT([$kversion]) - - if test "$version" -ge 5; then - if test "$version" = 5 && test "$patchlevel" -le 8; then - : # Linux 5.x - else - AC_ERROR([Linux kernel in $KBUILD is version $kversion, but version newer than 5.8.x is not supported (please refer to the FAQ for advice)]) - fi - elif test "$version" = 4; then - : # Linux 4.x - elif test "$version" = 3 && test "$patchlevel" -ge 10; then - : # Linux 3.x - else - AC_ERROR([Linux kernel in $KBUILD is version $kversion, but version 3.10 or later is required]) - fi - if (test ! -e "$KBUILD"/include/linux/version.h && \ - test ! -e "$KBUILD"/include/generated/uapi/linux/version.h)|| \ - (test ! -e "$KBUILD"/include/linux/autoconf.h && \ - test ! -e "$KBUILD"/include/generated/autoconf.h); then - AC_MSG_ERROR([Linux kernel source in $KBUILD is not configured]) - fi - OVS_CHECK_LINUX_COMPAT - fi AM_CONDITIONAL(LINUX_ENABLED, test -n "$KBUILD") ]) @@ -665,566 +544,6 @@ AC_DEFUN([OVS_FIND_OP_PARAM_IFELSE], [ fi ]) -dnl OVS_DEFINE(NAME) -dnl -dnl Defines NAME to 1 in kcompat.h. -AC_DEFUN([OVS_DEFINE], [ - echo '#define $1 1' >> datapath/linux/kcompat.h.new -]) - -dnl OVS_CHECK_LINUX_COMPAT -dnl -dnl Runs various Autoconf checks on the Linux kernel source in -dnl the directory in $KBUILD. -AC_DEFUN([OVS_CHECK_LINUX_COMPAT], [ - rm -f datapath/linux/kcompat.h.new - mkdir -p datapath/linux - : > datapath/linux/kcompat.h.new - - echo '#include -#ifndef RHEL_RELEASE_CODE -#define RHEL_RELEASE_CODE 0 -#define RHEL_RELEASE_VERSION(a, b) 0 -#endif' >> datapath/linux/kcompat.h.new - - OVS_GREP_IFELSE([$KSRC/arch/x86/include/asm/checksum_32.h], [src_err,], - [OVS_DEFINE([HAVE_CSUM_COPY_DBG])]) - - OVS_GREP_IFELSE([$KSRC/include/net/ip6_fib.h], [rt6_get_cookie], - [OVS_DEFINE([HAVE_RT6_GET_COOKIE])]) - - OVS_FIND_FIELD_IFELSE([$KSRC/include/net/addrconf.h], [ipv6_stub], - [dst_entry]) - OVS_GREP_IFELSE([$KSRC/include/net/addrconf.h], [ipv6_dst_lookup.*net], - [OVS_DEFINE([HAVE_IPV6_DST_LOOKUP_NET])]) - OVS_GREP_IFELSE([$KSRC/include/net/addrconf.h], [ipv6_dst_lookup_flow.*net], - [OVS_DEFINE([HAVE_IPV6_DST_LOOKUP_FLOW_NET])]) - OVS_GREP_IFELSE([$KSRC/include/net/addrconf.h], [ipv6_stub]) - OVS_GREP_IFELSE([$KSRC/include/net/addrconf.h], [ipv6_dst_lookup_flow]) - - 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/jump_label.h], [static_branch_unlikely(], - [OVS_DEFINE([HAVE_UPSTREAM_STATIC_KEY])]) - OVS_GREP_IFELSE([$KSRC/include/linux/jump_label.h], [DEFINE_STATIC_KEY_FALSE], - [OVS_DEFINE([HAVE_DEFINE_STATIC_KEY])]) - OVS_GREP_IFELSE([$KSRC/include/linux/jump_label.h], - [DECLARE_STATIC_KEY_FALSE], - [OVS_DEFINE([HAVE_DECLARE_STATIC_KEY])]) - - 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([$KSRC/include/uapi/linux/if_link.h], [IFLA_GENEVE_TOS]) - OVS_GREP_IFELSE([$KSRC/include/uapi/linux/if_link.h], [rtnl_link_stats64]) - OVS_GREP_IFELSE([$KSRC/include/linux/if_link.h], [rtnl_link_stats64]) - OVS_GREP_IFELSE([$KSRC/include/linux/if_vlan.h], [vlan_set_encap_proto]) - OVS_GREP_IFELSE([$KSRC/include/linux/if_vlan.h], [vlan_hwaccel_push_inside]) - OVS_GREP_IFELSE([$KSRC/include/linux/if_vlan.h], [__vlan_hwaccel_clear_tag]) - - OVS_GREP_IFELSE([$KSRC/include/linux/in.h], [ipv4_is_multicast]) - OVS_GREP_IFELSE([$KSRC/include/linux/in.h], [proto_ports_offset]) - OVS_GREP_IFELSE([$KSRC/include/net/ip.h], [__ip_select_ident.*dst_entry], - [OVS_DEFINE([HAVE_IP_SELECT_IDENT_USING_DST_ENTRY])]) - OVS_GREP_IFELSE([$KSRC/include/net/ip.h], [__ip_select_ident.*net], - [OVS_DEFINE([HAVE_IP_SELECT_IDENT_USING_NET])]) - - OVS_GREP_IFELSE([$KSRC/include/net/ip.h], [inet_get_local_port_range.*net], - [OVS_DEFINE([HAVE_INET_GET_LOCAL_PORT_RANGE_USING_NET])]) - OVS_GREP_IFELSE([$KSRC/include/net/ip.h], [ip_defrag.*net], - [OVS_DEFINE([HAVE_IP_DEFRAG_TAKES_NET])]) - 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], - [OVS_DEFINE([HAVE_CORRECT_MRU_HANDLING])]) - OVS_GREP_IFELSE([$KSRC/include/net/ip_tunnels.h], [__ip_tunnel_change_mtu]) - OVS_GREP_IFELSE([$KSRC/include/net/inet_frag.h], [hashfn.*const], - [OVS_DEFINE([HAVE_INET_FRAGS_CONST])]) - OVS_GREP_IFELSE([$KSRC/include/net/inet_frag.h], [last_in], - [OVS_DEFINE([HAVE_INET_FRAGS_LAST_IN])]) - OVS_GREP_IFELSE([$KSRC/include/net/inet_frag.h], [inet_frag_evicting]) - OVS_GREP_IFELSE([$KSRC/include/net/inet_frag.h], [inet_frag_evictor]) - OVS_FIND_FIELD_IFELSE([$KSRC/include/net/inet_frag.h], [inet_frags], - [frags_work]) - OVS_FIND_FIELD_IFELSE([$KSRC/include/net/inet_frag.h], [inet_frags], - [rwlock]) - OVS_FIND_FIELD_IFELSE([$KSRC/include/net/inet_frag.h], [inet_frag_queue], - [list_evictor]) - OVS_GREP_IFELSE([$KSRC/include/net/inet_frag.h], [inet_frag_lru_move]) - OVS_FIND_PARAM_IFELSE([$KSRC/include/net/inet_frag.h], - [sub_frag_mem_limit], [struct.netns_frags], - [OVS_DEFINE([HAVE_SUB_FRAG_MEM_LIMIT_ARG_STRUCT_NETNS_FRAGS])]) - OVS_GREP_IFELSE([$KSRC/include/net/inet_frag.h], [void.*inet_frags_init], - [OVS_DEFINE([HAVE_VOID_INET_FRAGS_INIT])]) - OVS_GREP_IFELSE([$KSRC/include/net/inetpeer.h], [vif], - [OVS_DEFINE([HAVE_INETPEER_VIF_SUPPORT])]) - - 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([$KSRC/include/net/dst_cache.h], [dst_cache], - [OVS_GREP_IFELSE([$KSRC/include/net/erspan.h], [erspan_md2], - [OVS_DEFINE([USE_UPSTREAM_TUNNEL])])])])]) - - OVS_GREP_IFELSE([$KSRC/include/net/dst_cache.h], [dst_cache], - [OVS_DEFINE([USE_BUILTIN_DST_CACHE])]) - OVS_GREP_IFELSE([$KSRC/include/net/mpls.h], [mpls_hdr], - [OVS_DEFINE([MPLS_HEADER_IS_L3])]) - OVS_GREP_IFELSE([$KSRC/include/linux/net.h], [sock_create_kern.*net], - [OVS_DEFINE([HAVE_SOCK_CREATE_KERN_NET])]) - OVS_GREP_IFELSE([$KSRC/include/linux/netdevice.h], [ndo_fill_metadata_dst]) - OVS_GREP_IFELSE([$KSRC/include/linux/netdevice.h], [dev_disable_lro]) - OVS_GREP_IFELSE([$KSRC/include/linux/netdevice.h], [dev_get_stats]) - OVS_GREP_IFELSE([$KSRC/include/linux/netdevice.h], [dev_get_by_index_rcu]) - OVS_GREP_IFELSE([$KSRC/include/linux/netdevice.h], [dev_recursion_level]) - OVS_GREP_IFELSE([$KSRC/include/linux/netdevice.h], [__skb_gso_segment]) - OVS_GREP_IFELSE([$KSRC/include/linux/netdevice.h], [skb_gso_error_unwind]) - 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([$KSRC/include/linux/netdevice.h], [ndo_features_check], - [OVS_DEFINE([USE_UPSTREAM_TUNNEL_GSO])]) - OVS_GREP_IFELSE([$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], [ndo_udp_tunnel_add]) - OVS_GREP_IFELSE([$KSRC/include/linux/netdevice.h], [netdev_features_t]) - dnl Ubuntu kernel 3.13 has defined this struct but not used for netdev->tstats. - dnl So check type of tstats. - OVS_GREP_IFELSE([$KSRC/include/linux/netdevice.h], [pcpu_sw_netstats.*tstats], - [OVS_DEFINE([HAVE_PCPU_SW_NETSTATS])]) - OVS_GREP_IFELSE([$KSRC/include/linux/netdevice.h], [netif_needs_gso.*net_device], - [OVS_DEFINE([HAVE_NETIF_NEEDS_GSO_NETDEV])]) - OVS_GREP_IFELSE([$KSRC/include/linux/netdevice.h], [skb_csum_hwoffload_help]) - OVS_GREP_IFELSE([$KSRC/include/linux/netdevice.h], [udp_offload]) - OVS_GREP_IFELSE([$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_FIELD_IFELSE([$KSRC/include/linux/netdevice.h], [net_device_ops], - [extended]) - OVS_FIND_PARAM_IFELSE([$KSRC/include/linux/netdevice.h], - [netdev_master_upper_dev_link], [upper_priv], - [OVS_DEFINE([HAVE_NETDEV_MASTER_UPPER_DEV_LINK_PRIV])]) - OVS_GREP_IFELSE([$KSRC/include/linux/netdevice.h], - [netdev_master_upper_dev_link_rh], - [OVS_DEFINE([HAVE_NETDEV_MASTER_UPPER_DEV_LINK_RH])]) - - OVS_FIND_FIELD_IFELSE([$KSRC/include/linux/netdevice.h], [net_device], - [max_mtu]) - OVS_FIND_FIELD_IFELSE([$KSRC/include/linux/netdevice.h], [net_device_ops_extended], - [ndo_change_mtu], [OVS_DEFINE([HAVE_RHEL7_MAX_MTU])]) - OVS_FIND_PARAM_IFELSE([$KSRC/include/linux/netdevice.h], - [dev_change_flags], [extack], - [OVS_DEFINE([HAVE_DEV_CHANGE_FLAGS_TAKES_EXTACK])]) - - OVS_GREP_IFELSE([$KSRC/include/linux/netfilter.h], [nf_hook_state]) - OVS_FIND_FIELD_IFELSE([$KSRC/include/linux/netfilter.h], [nf_hook_state], - [struct net ], [OVS_DEFINE([HAVE_NF_HOOK_STATE_NET])]) - 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_GREP_IFELSE([$KSRC/include/linux/netfilter.h], [NFPROTO_INET]) - OVS_GREP_IFELSE([$KSRC/include/linux/netfilter.h], [CONFIG_NF_NAT_NEEDED]) - - - OVS_FIND_FIELD_IFELSE([$KSRC/include/linux/netfilter_ipv6.h], [nf_ipv6_ops], - [fragment.*sock], [OVS_DEFINE([HAVE_NF_IPV6_OPS_FRAGMENT])]) - - OVS_FIND_FIELD_IFELSE([$KSRC/include/net/netfilter/nf_conntrack.h], - [nf_conn], [struct timer_list[[ \t]]*timeout], - [OVS_DEFINE([HAVE_NF_CONN_TIMER])]) - OVS_GREP_IFELSE([$KSRC/include/net/netfilter/nf_conntrack.h], - [nf_ct_delete(], [OVS_DEFINE([HAVE_NF_CT_DELETE])]) - - OVS_FIND_PARAM_IFELSE([$KSRC/include/net/netfilter/nf_conntrack.h], - [nf_ct_tmpl_alloc], [nf_conntrack_zone], - [OVS_DEFINE([HAVE_NF_CT_TMPL_ALLOC_TAKES_STRUCT_ZONE])]) - OVS_FIND_PARAM_IFELSE([$KSRC/include/net/netfilter/nf_conntrack.h], - [nf_ct_get_tuplepr], [struct.net], - [OVS_DEFINE([HAVE_NF_CT_GET_TUPLEPR_TAKES_STRUCT_NET])]) - OVS_GREP_IFELSE([$KSRC/include/net/netfilter/nf_conntrack.h], - [nf_ct_set]) - OVS_GREP_IFELSE([$KSRC/include/net/netfilter/nf_conntrack.h], - [nf_ct_is_untracked]) - OVS_GREP_IFELSE([$KSRC/include/net/netfilter/nf_conntrack.h], - [nf_ct_invert_tuplepr]) - OVS_GREP_IFELSE([$KSRC/include/net/netfilter/nf_conntrack_zones.h], - [nf_ct_zone_init]) - OVS_GREP_IFELSE([$KSRC/include/net/netfilter/nf_conntrack_l3proto.h], - [net_ns_get]) - OVS_GREP_IFELSE([$KSRC/include/net/netfilter/nf_conntrack_labels.h], - [nf_connlabels_get]) - OVS_FIND_PARAM_IFELSE([$KSRC/include/net/netfilter/nf_conntrack_labels.h], - [nf_connlabels_get], [int bit], - [OVS_DEFINE([HAVE_NF_CONNLABELS_GET_TAKES_BIT])]) - OVS_FIND_FIELD_IFELSE([$KSRC/include/net/netfilter/nf_conntrack_labels.h], - [nf_conn_labels], [words]) - OVS_GREP_IFELSE([$KSRC/include/net/netfilter/nf_nat.h], [nf_ct_nat_ext_add]) - OVS_GREP_IFELSE([$KSRC/include/net/netfilter/nf_nat.h], [nf_nat_alloc_null_binding]) - OVS_GREP_IFELSE([$KSRC/include/net/netfilter/nf_nat.h], [nf_nat_range2]) - OVS_GREP_IFELSE([$KSRC/include/net/netfilter/nf_nat.h], [nf_nat_packet], - [OVS_DEFINE([HAVE_UPSTREAM_NF_NAT])]) - OVS_GREP_IFELSE([$KSRC/include/net/netfilter/nf_conntrack_seqadj.h], [nf_ct_seq_adjust]) - OVS_GREP_IFELSE([$KSRC/include/net/netfilter/nf_conntrack_count.h], [nf_conncount_gc_list], - [OVS_GREP_IFELSE([$KSRC/include/net/netfilter/nf_conntrack_count.h], - [int nf_conncount_add], - [], [OVS_DEFINE([HAVE_UPSTREAM_NF_CONNCOUNT])])]) - OVS_GREP_IFELSE([$KSRC/include/net/netfilter/nf_conntrack_timeout.h], [nf_ct_set_timeout]) - OVS_GREP_IFELSE([$KSRC/include/net/netfilter/nf_conntrack_timeout.h], [struct nf_ct_timeout], - [OVS_DEFINE([HAVE_NF_CT_TIMEOUT])]) - OVS_FIND_PARAM_IFELSE([$KSRC/include/net/netfilter/nf_conntrack_timeout.h], - [\(*nf_ct_timeout_find_get_hook\)], [net], - [OVS_DEFINE([HAVE_NF_CT_TIMEOUT_FIND_GET_HOOK_NET])]) - - OVS_GREP_IFELSE([$KSRC/include/linux/random.h], - [prandom_u32[[\(]]], - [OVS_DEFINE([HAVE_PRANDOM_U32])]) - OVS_GREP_IFELSE([$KSRC/include/linux/random.h], [prandom_u32_max]) - OVS_GREP_IFELSE([$KSRC/include/linux/prandom.h], - [prandom_u32[[\(]]], - [OVS_DEFINE([HAVE_PRANDOM_U32])]) - OVS_GREP_IFELSE([$KSRC/include/linux/prandom.h], [prandom_u32_max]) - - OVS_GREP_IFELSE([$KSRC/include/net/rtnetlink.h], [get_link_net]) - OVS_GREP_IFELSE([$KSRC/include/net/rtnetlink.h], [name_assign_type]) - OVS_GREP_IFELSE([$KSRC/include/net/rtnetlink.h], [rtnl_create_link.*src_net], - [OVS_DEFINE([HAVE_RTNL_CREATE_LINK_SRC_NET])]) - OVS_GREP_IFELSE([$KSRC/include/net/net_namespace.h], [possible_net_t]) - - OVS_GREP_IFELSE([$KSRC/include/linux/rcupdate.h], [rcu_read_lock_held], [], - [OVS_GREP_IFELSE([$KSRC/include/linux/rtnetlink.h], - [rcu_read_lock_held])]) - OVS_GREP_IFELSE([$KSRC/include/linux/rtnetlink.h], [lockdep_rtnl_is_held]) - OVS_GREP_IFELSE([$KSRC/include/linux/rtnetlink.h], [net_rwsem]) - OVS_FIND_PARAM_IFELSE([$KSRC/include/net/rtnetlink.h], - [rtnl_create_link], [extack], - [OVS_DEFINE([HAVE_RTNL_CREATE_LINK_TAKES_EXTACK])]) - OVS_GREP_IFELSE([$KSRC/include/linux/skbuff.h], [nf_reset_ct]) - - # Check for the proto_data_valid member in struct sk_buff. The [^@] - # is necessary because some versions of this header remove the - # member but retain the kerneldoc comment that describes it (which - # starts with @). The brackets must be doubled because of m4 - # quoting rules. - OVS_GREP_IFELSE([$KSRC/include/linux/skbuff.h], [[[^@]]proto_data_valid], - [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([$KSRC/include/linux/skbuff.h], [inner_protocol_type]) - OVS_GREP_IFELSE([$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], [rxhash]) - OVS_GREP_IFELSE([$KSRC/include/linux/skbuff.h], [u16.*rxhash], - [OVS_DEFINE([HAVE_U16_RXHASH])]) - OVS_GREP_IFELSE([$KSRC/include/linux/skbuff.h], [skb_dst(], - [OVS_DEFINE([HAVE_SKB_DST_ACCESSOR_FUNCS])]) - OVS_GREP_IFELSE([$KSRC/include/linux/skbuff.h], - [skb_copy_from_linear_data_offset]) - OVS_GREP_IFELSE([$KSRC/include/linux/skbuff.h], - [skb_reset_tail_pointer]) - OVS_GREP_IFELSE([$KSRC/include/linux/skbuff.h], [skb_cow_head]) - OVS_GREP_IFELSE([$KSRC/include/linux/skbuff.h], [skb_warn_if_lro], - [OVS_DEFINE([HAVE_SKB_WARN_LRO])]) - OVS_GREP_IFELSE([$KSRC/include/linux/skbuff.h], [consume_skb]) - OVS_GREP_IFELSE([$KSRC/include/linux/skbuff.h], [skb_frag_page]) - OVS_GREP_IFELSE([$KSRC/include/linux/skbuff.h], [skb_has_frag_list]) - OVS_GREP_IFELSE([$KSRC/include/linux/skbuff.h], [__skb_fill_page_desc]) - OVS_GREP_IFELSE([$KSRC/include/linux/skbuff.h], [skb_reset_mac_len]) - OVS_GREP_IFELSE([$KSRC/include/linux/skbuff.h], [skb_unclone]) - OVS_GREP_IFELSE([$KSRC/include/linux/skbuff.h], [skb_orphan_frags]) - OVS_GREP_IFELSE([$KSRC/include/linux/skbuff.h], [skb_get_hash(], - [OVS_DEFINE([HAVE_SKB_GET_HASH])]) - OVS_GREP_IFELSE([$KSRC/include/linux/skbuff.h], [skb_clear_hash]) - OVS_GREP_IFELSE([$KSRC/include/linux/skbuff.h], [int.skb_zerocopy(], - [OVS_DEFINE([HAVE_SKB_ZEROCOPY])]) - OVS_GREP_IFELSE([$KSRC/include/linux/skbuff.h], [skb_ensure_writable]) - OVS_GREP_IFELSE([$KSRC/include/linux/skbuff.h], [skb_vlan_pop]) - 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([$KSRC/include/linux/skbuff.h], [lco_csum]) - OVS_GREP_IFELSE([$KSRC/include/linux/skbuff.h], [skb_nfct]) - OVS_GREP_IFELSE([$KSRC/include/linux/skbuff.h], [skb_put_zero]) - - OVS_GREP_IFELSE([$KSRC/include/linux/types.h], [__wsum], - [OVS_DEFINE([HAVE_CSUM_TYPES])]) - OVS_GREP_IFELSE([$KSRC/include/uapi/linux/types.h], [__wsum], - [OVS_DEFINE([HAVE_CSUM_TYPES])]) - - OVS_GREP_IFELSE([$KSRC/include/net/checksum.h], [csum_replace4]) - OVS_GREP_IFELSE([$KSRC/include/net/checksum.h], [csum_unfold]) - - OVS_GREP_IFELSE([$KSRC/include/net/dst.h], [dst_discard_sk]) - OVS_GREP_IFELSE([$KSRC/include/net/dst.h], [__skb_dst_copy]) - - OVS_GREP_IFELSE([$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([$KSRC/include/net/genetlink.h], [netlink_has_listeners(net->genl_sock], - [OVS_DEFINE([HAVE_GENL_HAS_LISTENERS_TAKES_NET])]) - OVS_GREP_IFELSE([$KSRC/include/net/genetlink.h], [genlmsg_parse]) - OVS_GREP_IFELSE([$KSRC/include/net/genetlink.h], [genl_notify.*family], - [OVS_DEFINE([HAVE_GENL_NOTIFY_TAKES_FAMILY])]) - OVS_GREP_IFELSE([$KSRC/include/net/genetlink.h], [genl_validate_flags]) - 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]) - OVS_GREP_IFELSE([$KSRC/include/net/geneve.h], [geneve_hdr]) - - OVS_GREP_IFELSE([$KSRC/include/net/gre.h], [gre_cisco_register]) - OVS_GREP_IFELSE([$KSRC/include/net/gre.h], [gre_handle_offloads]) - OVS_GREP_IFELSE([$KSRC/include/net/ipv6.h], [IP6_FH_F_SKIP_RH]) - OVS_GREP_IFELSE([$KSRC/include/net/ipv6.h], [ip6_local_out_sk]) - OVS_GREP_IFELSE([$KSRC/include/net/ipv6.h], [__ipv6_addr_jhash]) - OVS_GREP_IFELSE([$KSRC/include/net/ip6_fib.h], [rt6i.*u.dst], - [OVS_DEFINE([HAVE_RT6INFO_DST_UNION])]) - OVS_GREP_IFELSE([$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]) - OVS_GREP_IFELSE([$KSRC/include/net/netlink.h], [nla_put_be64]) - OVS_GREP_IFELSE([$KSRC/include/net/netlink.h], [nla_put_in_addr]) - OVS_GREP_IFELSE([$KSRC/include/net/netlink.h], [nla_find_nested]) - OVS_GREP_IFELSE([$KSRC/include/net/netlink.h], [nla_is_last]) - OVS_GREP_IFELSE([$KSRC/include/net/netlink.h], [nla_nest_start_noflag]) - OVS_GREP_IFELSE([$KSRC/include/linux/netlink.h], [void.*netlink_set_err], - [OVS_DEFINE([HAVE_VOID_NETLINK_SET_ERR])]) - OVS_FIND_PARAM_IFELSE([$KSRC/include/net/netlink.h], - [nla_parse], [netlink_ext_ack], - [OVS_DEFINE([HAVE_NETLINK_EXT_ACK])]) - - OVS_GREP_IFELSE([$KSRC/include/net/sctp/checksum.h], [sctp_compute_cksum]) - - OVS_GREP_IFELSE([$KSRC/include/linux/if_vlan.h], [vlan_insert_tag_set_proto]) - OVS_GREP_IFELSE([$KSRC/include/linux/if_vlan.h], [__vlan_insert_tag]) - OVS_GREP_IFELSE([$KSRC/include/linux/if_vlan.h], [vlan_get_protocol]) - OVS_GREP_IFELSE([$KSRC/include/linux/if_vlan.h], [skb_vlan_tagged]) - OVS_GREP_IFELSE([$KSRC/include/linux/if_vlan.h], [eth_type_vlan]) - - OVS_FIND_PARAM_IFELSE([$KSRC/include/net/dst_metadata.h], - [metadata_dst_alloc], [metadata_type]) - - OVS_GREP_IFELSE([$KSRC/include/linux/u64_stats_sync.h], [u64_stats_fetch_begin_irq]) - - OVS_GREP_IFELSE([$KSRC/include/net/vxlan.h], [struct vxlan_metadata], - [OVS_DEFINE([HAVE_VXLAN_METADATA])]) - 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_tunnel.h], [udp_tunnel_gro_complete]) - OVS_GREP_IFELSE([$KSRC/include/net/udp_tunnel.h], [sk_buff.*udp_tunnel_handle_offloads], - [OVS_DEFINE([HAVE_UDP_TUNNEL_HANDLE_OFFLOAD_RET_SKB])]) - OVS_FIND_FIELD_IFELSE([$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_FIND_PARAM_IFELSE([$KSRC/include/net/protocol.h], - [udp_add_offload], [net], - [OVS_DEFINE([HAVE_UDP_ADD_OFFLOAD_TAKES_NET])]) - OVS_FIND_PARAM_IFELSE([$KSRC/include/net/netfilter/ipv6/nf_defrag_ipv6.h], - [nf_defrag_ipv6_enable], [net], - [OVS_DEFINE([HAVE_DEFRAG_ENABLE_TAKES_NET])]) - OVS_GREP_IFELSE([$KSRC/include/net/genetlink.h], [family_list], - [OVS_DEFINE([HAVE_GENL_FAMILY_LIST])]) - OVS_FIND_FIELD_IFELSE([$KSRC/include/linux/netdevice.h], [net_device], - [needs_free_netdev], - [OVS_DEFINE([HAVE_NEEDS_FREE_NETDEV])]) - OVS_FIND_FIELD_IFELSE([$KSRC/include/net/vxlan.h], [vxlan_dev], [cfg], - [OVS_DEFINE([HAVE_VXLAN_DEV_CFG])]) - OVS_GREP_IFELSE([$KSRC/include/net/netfilter/nf_conntrack_helper.h], - [nf_conntrack_helper_put], - [OVS_DEFINE(HAVE_NF_CONNTRACK_HELPER_PUT)]) - OVS_GREP_IFELSE([$KSRC/include/net/netfilter/nf_conntrack_helper.h], - [nf_nat_helper_try_module_get]) - OVS_GREP_IFELSE([$KSRC/include/net/netfilter/nf_conntrack_helper.h], - [nf_nat_helper_put]) - OVS_GREP_IFELSE([$KSRC/include/linux/skbuff.h],[[[[:space:]]]SKB_GSO_UDP[[[:space:]]]], - [OVS_DEFINE([HAVE_SKB_GSO_UDP])]) - OVS_GREP_IFELSE([$KSRC/include/net/dst.h],[DST_NOCACHE], - [OVS_DEFINE([HAVE_DST_NOCACHE])]) - OVS_FIND_FIELD_IFELSE([$KSRC/include/net/rtnetlink.h], [rtnl_link_ops], - [extack], - [OVS_DEFINE([HAVE_EXT_ACK_IN_RTNL_LINKOPS])]) - OVS_FIND_FIELD_IFELSE([$KSRC/include/linux/netfilter.h], [nf_hook_ops], - [list], - [OVS_DEFINE([HAVE_LIST_IN_NF_HOOK_OPS])]) - OVS_GREP_IFELSE([$KSRC/include/uapi/linux/netfilter/nf_conntrack_common.h], - [IP_CT_UNTRACKED]) - OVS_FIND_PARAM_IFELSE([$KSRC/include/linux/netdevice.h], - [netdev_master_upper_dev_link], [extack], - [OVS_DEFINE([HAVE_UPPER_DEV_LINK_EXTACK])]) - OVS_GREP_IFELSE([$KSRC/include/linux/compiler_types.h], - [__LINUX_COMPILER_TYPES_H], - [OVS_DEFINE([HAVE_LINUX_COMPILER_TYPES_H])]) - OVS_GREP_IFELSE([$KSRC/include/linux/timekeeping.h], - [ktime_get_ts64], - [OVS_DEFINE([HAVE_KTIME_GET_TS64])]) - OVS_GREP_IFELSE([$KSRC/include/net/net_namespace.h], - [EXPORT_SYMBOL_GPL(peernet2id_alloc)], - [OVS_DEFINE([HAVE_PEERNET2ID_ALLOC])]) - OVS_GREP_IFELSE([$KSRC/include/linux/timekeeping.h], - [ktime_get_ns], - [OVS_DEFINE([HAVE_KTIME_GET_NS])]) - OVS_GREP_IFELSE([$KSRC/include/net/inet_frag.h], - frag_percpu_counter_batch[], - [OVS_DEFINE([HAVE_FRAG_PERCPU_COUNTER_BATCH])]) - OVS_GREP_IFELSE([$KSRC/include/linux/skbuff.h], - [null_compute_pseudo], - [OVS_DEFINE([HAVE_NULL_COMPUTE_PSEUDO])]) - OVS_GREP_IFELSE([$KSRC/include/linux/skbuff.h], - [__skb_checksum_convert], - [OVS_DEFINE([HAVE_SKB_CHECKSUM_CONVERT])]) - OVS_FIND_FIELD_IFELSE([$KSRC/include/linux/netdevice.h], [net_device], - [max_mtu], - [OVS_DEFINE([HAVE_NET_DEVICE_MAX_MTU])]) - OVS_FIND_FIELD_IFELSE([$KSRC/include/net/ip6_tunnel.h], [__ip6_tnl_parm], - [erspan_ver], - [OVS_DEFINE([HAVE_IP6_TNL_PARM_ERSPAN_VER])]) - OVS_GREP_IFELSE([$KSRC/include/linux/skbuff.h], - [SKB_GSO_IPXIP6], - [OVS_DEFINE([HAVE_SKB_GSO_IPXIP6])]) - OVS_FIND_PARAM_IFELSE([$KSRC/include/net/ipv6.h], - [ip6_make_flowlabel], [fl6], - [OVS_DEFINE([HAVE_IP6_MAKE_FLOWLABEL_FL6])]) - OVS_FIND_FIELD_IFELSE([$KSRC/include/net/ipv6.h], [netns_sysctl_ipv6], - [auto_flowlabels], - [OVS_DEFINE([HAVE_NETNS_SYSCTL_IPV6_AUTO_FLOWLABELS])]) - OVS_GREP_IFELSE([$KSRC/include/linux/netdevice.h], - [netif_keep_dst], - [OVS_DEFINE([HAVE_NETIF_KEEP_DST])]) - OVS_FIND_FIELD_IFELSE([$KSRC/include/linux/netdevice.h], [net_device_ops], - [ndo_get_iflink], - [OVS_DEFINE([HAVE_NDO_GET_IFLINK])]) - OVS_GREP_IFELSE([$KSRC/include/linux/skbuff.h], - [skb_set_inner_ipproto], - [OVS_DEFINE([HAVE_SKB_SET_INNER_IPPROTO])]) - OVS_GREP_IFELSE([$KSRC/include/uapi/linux/if_tunnel.h], - [tunnel_encap_types], - [OVS_DEFINE([HAVE_TUNNEL_ENCAP_TYPES])]) - OVS_GREP_IFELSE([$KSRC/include/uapi/linux/if_tunnel.h], - [IFLA_IPTUN_ENCAP_TYPE], - [OVS_DEFINE([HAVE_IFLA_IPTUN_ENCAP_TYPE])]) - OVS_GREP_IFELSE([$KSRC/include/uapi/linux/if_tunnel.h], - [IFLA_IPTUN_COLLECT_METADATA], - [OVS_DEFINE([HAVE_IFLA_IPTUN_COLLECT_METADATA])]) - OVS_GREP_IFELSE([$KSRC/include/uapi/linux/if_tunnel.h], - [IFLA_GRE_ENCAP_DPORT]) - OVS_GREP_IFELSE([$KSRC/include/uapi/linux/if_tunnel.h], - [IFLA_GRE_COLLECT_METADATA]) - OVS_GREP_IFELSE([$KSRC/include/uapi/linux/if_tunnel.h], - [IFLA_GRE_IGNORE_DF]) - OVS_GREP_IFELSE([$KSRC/include/uapi/linux/if_tunnel.h], - [IFLA_GRE_FWMARK]) - OVS_GREP_IFELSE([$KSRC/include/uapi/linux/if_tunnel.h], - [IFLA_GRE_ERSPAN_INDEX]) - OVS_GREP_IFELSE([$KSRC/include/uapi/linux/if_tunnel.h], - [IFLA_GRE_ERSPAN_HWID]) - OVS_GREP_IFELSE([$KSRC/include/uapi/linux/if_tunnel.h], - [IFLA_IPTUN_FWMARK]) - OVS_FIND_FIELD_IFELSE([$KSRC/include/linux/skbuff.h], [sk_buff], - [csum_valid], - [OVS_DEFINE([HAVE_SKBUFF_CSUM_VALID])]) - OVS_FIND_FIELD_IFELSE([$KSRC/include/linux/skbuff.h], [sk_buff], - [vlan_present], - [OVS_DEFINE([HAVE_SKBUFF_VLAN_PRESENT])]) - OVS_GREP_IFELSE([$KSRC/include/linux/skbuff.h], - [skb_checksum_simple_validate]) - OVS_GREP_IFELSE([$KSRC/include/linux/netdevice.h], - [void.*ndo_get_stats64], - [OVS_DEFINE([HAVE_VOID_NDO_GET_STATS64])]) - OVS_GREP_IFELSE([$KSRC/include/linux/timer.h], [init_timer_deferrable], - [OVS_DEFINE([HAVE_INIT_TIMER_DEFERRABLE])]) - OVS_FIND_PARAM_IFELSE([$KSRC/include/net/ip_tunnels.h], - [ip_tunnel_info_opts_set], [flags], - [OVS_DEFINE([HAVE_IP_TUNNEL_INFO_OPTS_SET_FLAGS])]) - OVS_FIND_FIELD_IFELSE([$KSRC/include/net/inet_frag.h], [inet_frags], - [rnd], - [OVS_DEFINE([HAVE_INET_FRAGS_RND])]) - OVS_GREP_IFELSE([$KSRC/include/linux/overflow.h], [__LINUX_OVERFLOW_H], - [OVS_DEFINE([HAVE_OVERFLOW_H])]) - OVS_GREP_IFELSE([$KSRC/include/linux/overflow.h], [struct_size], - [OVS_DEFINE([HAVE_STRUCT_SIZE])]) - OVS_GREP_IFELSE([$KSRC/include/linux/mm.h], [kvmalloc_array], - [OVS_DEFINE([HAVE_KVMALLOC_ARRAY])]) - OVS_GREP_IFELSE([$KSRC/include/linux/mm.h], [kvmalloc_node], - [OVS_DEFINE([HAVE_KVMALLOC_NODE])]) - OVS_GREP_IFELSE([$KSRC/include/net/netfilter/nf_conntrack_l3proto.h], - [nf_conntrack_l3proto], - [OVS_DEFINE([HAVE_NF_CONNTRACK_L3PROATO_H])]) - OVS_FIND_PARAM_IFELSE([$KSRC/include/net/netfilter/nf_conntrack_core.h], - [nf_conntrack_in], [nf_hook_state], - [OVS_DEFINE([HAVE_NF_CONNTRACK_IN_TAKES_NF_HOOK_STATE])]) - OVS_GREP_IFELSE([$KSRC/include/net/ipv6_frag.h], [IP6_DEFRAG_CONNTRACK_IN], - [OVS_DEFINE([HAVE_IPV6_FRAG_H])]) - OVS_FIND_PARAM_IFELSE([$KSRC/include/net/netfilter/nf_conntrack_helper.h], - [nf_ct_helper_ext_add], [nf_conntrack_helper], - [OVS_DEFINE([HAVE_NF_CT_HELPER_EXT_ADD_TAKES_HELPER])]) - OVS_GREP_IFELSE([$KSRC/include/net/gre.h], [gre_calc_hlen], - [OVS_DEFINE([HAVE_GRE_CALC_HLEN])]) - OVS_GREP_IFELSE([$KSRC/include/net/gre.h], [ip_gre_calc_hlen], - [OVS_DEFINE([HAVE_IP_GRE_CALC_HLEN])]) - OVS_GREP_IFELSE([$KSRC/include/linux/rbtree.h], [rb_link_node_rcu], - [OVS_DEFINE([HAVE_RBTREE_RB_LINK_NODE_RCU])]) - OVS_GREP_IFELSE([$KSRC/include/net/dst_ops.h], [bool confirm_neigh], - [OVS_DEFINE([HAVE_DST_OPS_CONFIRM_NEIGH])]) - OVS_GREP_IFELSE([$KSRC/include/net/inet_frag.h], [fqdir], - [OVS_DEFINE([HAVE_INET_FRAG_FQDIR])]) - OVS_FIND_FIELD_IFELSE([$KSRC/include/net/genetlink.h], [genl_ops], - [policy], - [OVS_DEFINE([HAVE_GENL_OPS_POLICY])]) - OVS_GREP_IFELSE([$KSRC/include/net/netlink.h], - [nla_parse_deprecated_strict], - [OVS_DEFINE([HAVE_NLA_PARSE_DEPRECATED_STRICT])]) - OVS_FIND_OP_PARAM_IFELSE([$KSRC/include/net/rtnetlink.h], - [validate], [extack], - [OVS_DEFINE([HAVE_RTNLOP_VALIDATE_WITH_EXTACK])]) - OVS_GREP_IFELSE([$KSRC/include/linux/skbuff.h], - [__skb_set_hash]) - OVS_GREP_IFELSE([$KSRC/include/linux/skbuff.h], [sw_hash]) - OVS_GREP_IFELSE([$KSRC/include/linux/skbuff.h], [skb_get_hash_raw]) - - if cmp -s datapath/linux/kcompat.h.new \ - datapath/linux/kcompat.h >/dev/null 2>&1; then - rm datapath/linux/kcompat.h.new - else - mv datapath/linux/kcompat.h.new datapath/linux/kcompat.h - fi -]) - dnl Checks for net/if_dl.h. dnl dnl (We use this as a proxy for checking whether we're building on FreeBSD