datapath-windows: Suppress flow attribute probe.

[cascardo/ovs.git] / acinclude.m4

diff --git a/acinclude.m4 b/acinclude.m4
index 51cc969..73bbe8c 100644 (file)
--- a/acinclude.m4
+++ b/acinclude.m4
@@ -133,12 +133,14 @@ AC_DEFUN([OVS_CHECK_LINUX], [
     fi
     AC_MSG_RESULT([$kversion])
 
-    if test "$version" -ge 3; then
-       if test "$version" = 3 && test "$patchlevel" -le 19; then
-          : # Linux 3.x
+    if test "$version" -ge 4; then
+       if test "$version" = 4 && test "$patchlevel" -le 0; then
+          : # Linux 4.x
        else
-         AC_ERROR([Linux kernel in $KBUILD is version $kversion, but version newer than 3.19.x is not supported (please refer to the FAQ for advice)])
+          AC_ERROR([Linux kernel in $KBUILD is version $kversion, but version newer than 4.0.x is not supported (please refer to the FAQ for advice)])
        fi
+    elif test "$version" = 3; then
+       : # Linux 3.x
     else
        if test "$version" -le 1 || test "$patchlevel" -le 5 || test "$sublevel" -le 31; then
          AC_ERROR([Linux kernel in $KBUILD is version $kversion, but version 2.6.32 or later is required])
@@ -171,7 +173,15 @@ AC_DEFUN([OVS_CHECK_DPDK], [
     DPDK_INCLUDE=$RTE_SDK/include
     DPDK_LIB_DIR=$RTE_SDK/lib
     DPDK_LIB="-lintel_dpdk"
-    DPDK_EXTRA_LIB="-lfuse"
+    DPDK_EXTRA_LIB=""
+
+    AC_COMPILE_IFELSE(
+      [AC_LANG_PROGRAM([#include <$RTE_SDK/include/rte_config.h>
+#if !RTE_LIBRTE_VHOST_USER
+#error
+#endif], [])],
+                    [], [AC_DEFINE([VHOST_CUSE], [1], [DPDK vhost-cuse support enabled, vhost-user disabled.])
+                         DPDK_EXTRA_LIB="-lfuse"])
 
     ovs_save_CFLAGS="$CFLAGS"
     ovs_save_LDFLAGS="$LDFLAGS"
@@ -218,6 +228,7 @@ AC_DEFUN([OVS_CHECK_DPDK], [
     DPDK_vswitchd_LDFLAGS=-Wl,--whole-archive,$DPDK_LIB,--no-whole-archive
     AC_SUBST([DPDK_vswitchd_LDFLAGS])
     AC_DEFINE([DPDK_NETDEV], [1], [System uses the DPDK module.])
+
   else
     RTE_SDK=
   fi
@@ -264,7 +275,7 @@ dnl translated to uppercase.
 AC_DEFUN([OVS_FIND_FIELD_IFELSE], [
   AC_MSG_CHECKING([whether $2 has member $3 in $1])
   if test -f $1; then
-    awk '/$2.{/,/^}/' $1 2>/dev/null | grep '$3'
+    awk '/$2.{/,/^}/' $1 2>/dev/null | grep '$3' >/dev/null
     status=$?
     case $status in
       0)
@@ -313,10 +324,12 @@ AC_DEFUN([OVS_CHECK_LINUX_COMPAT], [
   OVS_GREP_IFELSE([$KSRC/include/linux/if_vlan.h], [vlan_set_encap_proto])
 
   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], [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_is_fragment])
 
   OVS_GREP_IFELSE([$KSRC/include/linux/netdevice.h], [dev_disable_lro])
   OVS_GREP_IFELSE([$KSRC/include/linux/netdevice.h], [dev_get_stats])
@@ -325,6 +338,8 @@ AC_DEFUN([OVS_CHECK_LINUX_COMPAT], [
   OVS_GREP_IFELSE([$KSRC/include/linux/netdevice.h], [can_checksum_protocol])
   OVS_GREP_IFELSE([$KSRC/include/linux/netdevice.h], [netdev_features_t])
   OVS_GREP_IFELSE([$KSRC/include/linux/netdevice.h], [pcpu_sw_netstats])
+  OVS_GREP_IFELSE([$KSRC/include/linux/netfilter.h], [nf_hookfn.*nf_hook_ops],
+                  [OVS_DEFINE([HAVE_NF_HOOKFN_ARG_OPS])])
 
   OVS_GREP_IFELSE([$KSRC/include/linux/random.h], [prandom_u32])
 
@@ -340,6 +355,7 @@ AC_DEFUN([OVS_CHECK_LINUX_COMPAT], [
   # 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], [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])])
@@ -367,7 +383,8 @@ AC_DEFUN([OVS_CHECK_LINUX_COMPAT], [
   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([$KSRC/include/linux/skbuff.h], [l4_rxhash])
+  OVS_GREP_IFELSE([$KSRC/include/linux/skbuff.h], [u8.*l4_rxhash],
+                  [OVS_DEFINE([HAVE_L4_RXHASH])])
   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([$KSRC/include/linux/skbuff.h], [skb_vlan_push])
@@ -432,6 +449,9 @@ AC_DEFUN([OVS_CHECK_LINUX_COMPAT], [
   OVS_GREP_IFELSE([$KSRC/include/uapi/linux/netdevice.h], [NET_NAME_UNKNOWN],
                   [OVS_DEFINE([HAVE_NET_NAME_UNKNOWN])])
 
+  OVS_GREP_IFELSE([$KSRC/include/linux/utsrelease.h], [el6],
+                  [OVS_DEFINE([HAVE_RHEL6_PER_CPU])])
+
   if cmp -s datapath/linux/kcompat.h.new \
             datapath/linux/kcompat.h >/dev/null 2>&1; then
     rm datapath/linux/kcompat.h.new