datapath-windows: Fix bug small bug in GRE.

[cascardo/ovs.git] / acinclude.m4

diff --git a/acinclude.m4 b/acinclude.m4
index 663f5f0..9d652c2 100644 (file)
--- a/acinclude.m4
+++ b/acinclude.m4
@@ -350,6 +350,8 @@ AC_DEFUN([OVS_CHECK_LINUX_COMPAT], [
   OVS_GREP_IFELSE([$KSRC/include/net/ip.h], [ip_do_fragment])
   OVS_GREP_IFELSE([$KSRC/include/net/ip.h], [ip_is_fragment])
   OVS_GREP_IFELSE([$KSRC/include/net/ip.h], [ip_skb_dst_mtu])
+  OVS_GREP_IFELSE([$KSRC/include/net/inet_frag.h], [hashfn.*const],
+                  [OVS_DEFINE([HAVE_INET_FRAGS_CONST])])
   OVS_GREP_IFELSE([$KSRC/include/net/dst_metadata.h], [metadata_dst])
 
   OVS_GREP_IFELSE([$KSRC/include/linux/net.h], [sock_create_kern.*net],
@@ -474,6 +476,9 @@ AC_DEFUN([OVS_CHECK_LINUX_COMPAT], [
   OVS_GREP_IFELSE([$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])])
 
@@ -517,6 +522,12 @@ AC_DEFUN([OVS_CHECK_LINUX_COMPAT], [
   OVS_GREP_IFELSE([$KSRC/include/linux/utsrelease.h], [el6],
                   [OVS_DEFINE([HAVE_RHEL6_PER_CPU])])
 
+  if test "$version" = 4 && test "$patchlevel" -le 2; then
+        OVS_DEFINE([OVS_FRAGMENT_BACKPORT])
+  elif test "$version" = 3 && test "$patchlevel" -ge 10; then
+        OVS_DEFINE([OVS_FRAGMENT_BACKPORT])
+  fi
+
   if cmp -s datapath/linux/kcompat.h.new \
             datapath/linux/kcompat.h >/dev/null 2>&1; then
     rm datapath/linux/kcompat.h.new