X-Git-Url: http://git.onelab.eu/?a=blobdiff_plain;f=acinclude.m4;h=6a37443a79f4c710a5566f1a2acbee15dd046bd3;hb=488a9d1703a182529d53d80c7ab5a1b608a3600a;hp=e38676fdc013d35f2c3ae91aa6e00e847acb9b95;hpb=a4af00400a835eb87569ba40e21874c05e872c0f;p=sliver-openvswitch.git

diff --git a/acinclude.m4 b/acinclude.m4
index e38676fdc..6a37443a7 100644
--- a/acinclude.m4
+++ b/acinclude.m4
@@ -24,6 +24,10 @@ AC_DEFUN([OVS_CHECK_LINUX26], [
               [KBUILD26="$withval"], [KBUILD26=])dnl
   if test -n "$KBUILD26"; then
     KBUILD26=`eval echo "$KBUILD26"`
+    case $KBUILD26 in
+        /*) ;;
+        *) KBUILD26=`pwd`/$KBUILD26 ;;
+    esac
 
     # The build directory is what the user provided.
     # Make sure that it exists.
@@ -70,8 +74,9 @@ AC_DEFUN([OVS_CHECK_LINUX26], [
          AC_ERROR([Linux kernel in build tree $KBUILD26 (source tree $KSRC26) is not version 2.6])
        fi
     fi
-    if ! test -e "$KBUILD26"/include/linux/version.h || \
-       ! test -e "$KBUILD26"/include/linux/autoconf.h; then
+    if test ! -e "$KBUILD26"/include/linux/version.h || \
+       (test ! -e "$KBUILD26"/include/linux/autoconf.h && \
+        test ! -e "$KBUILD26"/include/generated/autoconf.h); then
 	AC_MSG_ERROR([Linux kernel source in $KBUILD26 is not configured])
     fi
     OVS_CHECK_LINUX26_COMPAT
@@ -118,16 +123,6 @@ AC_DEFUN([OVS_CHECK_VETH], [
   fi
 ])
 
-AC_DEFUN([OVS_CHECK_GRE], [
-  AC_MSG_CHECKING([whether to build gre module])
-  if test "$sublevel" -ge 18; then
-    AC_MSG_RESULT([yes])
-    AC_SUBST([BUILD_GRE], 1)
-  else
-    AC_MSG_RESULT([no])
-  fi
-])
-
 AC_DEFUN([OVS_CHECK_LOG2_H], [
   AC_MSG_CHECKING([for $KSRC26/include/linux/log2.h])
   if test -e $KSRC26/include/linux/log2.h; then
@@ -146,27 +141,18 @@ AC_DEFUN([OVS_CHECK_LINUX26_COMPAT], [
   rm -f datapath/linux-2.6/kcompat.h.new
   mkdir -p datapath/linux-2.6
   : > datapath/linux-2.6/kcompat.h.new
-  OVS_GREP_IFELSE([$KSRC26/include/linux/types.h], [bool],
-                  [OVS_DEFINE([HAVE_BOOL_TYPE])])
-  OVS_GREP_IFELSE([$KSRC26/include/linux/skbuff.h], [skb_transport_header],
-                  [OVS_DEFINE([HAVE_SKBUFF_HEADER_HELPERS])])
-  OVS_GREP_IFELSE([$KSRC26/include/linux/skbuff.h], [raw],
-                  [OVS_DEFINE([HAVE_MAC_RAW])])
-  OVS_GREP_IFELSE([$KSRC26/include/linux/skbuff.h], 
-                  [skb_copy_from_linear_data_offset],
-                  [OVS_DEFINE([HAVE_SKB_COPY_FROM_LINEAR_DATA_OFFSET])])
-  OVS_GREP_IFELSE([$KSRC26/include/net/netlink.h], [NLA_NUL_STRING],
-                  [OVS_DEFINE([HAVE_NLA_NUL_STRING])])
+
   OVS_GREP_IFELSE([$KSRC26/include/linux/err.h], [ERR_CAST],
                   [OVS_DEFINE([HAVE_ERR_CAST])])
-  OVS_GREP_IFELSE([$KSRC26/include/net/checksum.h], [csum_unfold],
-                  [OVS_DEFINE([HAVE_CSUM_UNFOLD])])
-  OVS_GREP_IFELSE([$KSRC26/include/linux/skbuff.h], [skb_cow],
-                  [OVS_DEFINE([HAVE_SKB_COW])])
-  OVS_GREP_IFELSE([$KSRC26/include/net/netlink.h], [nla_get_be16],
-                  [OVS_DEFINE([HAVE_NLA_GET_BE16])])
+
   OVS_GREP_IFELSE([$KSRC26/include/linux/in.h], [ipv4_is_multicast],
                   [OVS_DEFINE([HAVE_IPV4_IS_MULTICAST])])
+
+  OVS_GREP_IFELSE([$KSRC26/include/linux/netdevice.h], [dev_disable_lro],
+                  [OVS_DEFINE([HAVE_DEV_DISABLE_LRO])])
+  OVS_GREP_IFELSE([$KSRC26/include/linux/netdevice.h], [dev_get_stats],
+                  [OVS_DEFINE([HAVE_DEV_GET_STATS])])
+
   # Check for the proto_data_valid member in struct sk_buff.  The [^@]
   # is necessary because some versions of this header remove the
   # member but retain the kerneldoc comment that describes it (which
@@ -174,9 +160,37 @@ AC_DEFUN([OVS_CHECK_LINUX26_COMPAT], [
   # quoting rules.
   OVS_GREP_IFELSE([$KSRC26/include/linux/skbuff.h], [[[^@]]proto_data_valid],
                   [OVS_DEFINE([HAVE_PROTO_DATA_VALID])])
+  OVS_GREP_IFELSE([$KSRC26/include/linux/skbuff.h], [raw],
+                  [OVS_DEFINE([HAVE_MAC_RAW])])
+  OVS_GREP_IFELSE([$KSRC26/include/linux/skbuff.h], [skb_dst(],
+                  [OVS_DEFINE([HAVE_SKB_DST_ACCESSOR_FUNCS])])
+  OVS_GREP_IFELSE([$KSRC26/include/linux/skbuff.h], 
+                  [skb_copy_from_linear_data_offset],
+                  [OVS_DEFINE([HAVE_SKB_COPY_FROM_LINEAR_DATA_OFFSET])])
+  OVS_GREP_IFELSE([$KSRC26/include/linux/skbuff.h], [skb_cow],
+                  [OVS_DEFINE([HAVE_SKB_COW])])
+  OVS_GREP_IFELSE([$KSRC26/include/linux/skbuff.h], [skb_transport_header],
+                  [OVS_DEFINE([HAVE_SKBUFF_HEADER_HELPERS])])
+  OVS_GREP_IFELSE([$KSRC26/include/linux/skbuff.h], [skb_warn_if_lro],
+                  [OVS_DEFINE([HAVE_SKB_WARN_LRO])])
+
+  OVS_GREP_IFELSE([$KSRC26/include/linux/string.h $KSRC26/include/linux/slab.h],
+                  [kmemdup], [OVS_DEFINE([HAVE_KMEMDUP])])
+
+  OVS_GREP_IFELSE([$KSRC26/include/linux/types.h], [bool],
+                  [OVS_DEFINE([HAVE_BOOL_TYPE])])
+
+  OVS_GREP_IFELSE([$KSRC26/include/net/checksum.h], [csum_unfold],
+                  [OVS_DEFINE([HAVE_CSUM_UNFOLD])])
+
+  OVS_GREP_IFELSE([$KSRC26/include/net/netlink.h], [NLA_NUL_STRING],
+                  [OVS_DEFINE([HAVE_NLA_NUL_STRING])])
+  OVS_GREP_IFELSE([$KSRC26/include/net/netlink.h], [nla_get_be16],
+                  [OVS_DEFINE([HAVE_NLA_GET_BE16])])
+
   OVS_CHECK_LOG2_H
   OVS_CHECK_VETH
-  OVS_CHECK_GRE
+
   if cmp -s datapath/linux-2.6/kcompat.h.new \
             datapath/linux-2.6/kcompat.h >/dev/null 2>&1; then
     rm datapath/linux-2.6/kcompat.h.new