On 26 August 2013 21:59, Jesse Gross <je...@nicira.com> wrote:
> This is compatibility code for older kernels so by definition it
> doesn't exist in current kernels. You can't just remove it.
My mistake :(
Will something like this makes sense? This was changed in 2.6.22 by
following patch:
b0e380b [SK_BUFF]: unions of just one member don't get anything done, kill them
-------x----------------x------------
diff --git a/acinclude.m4 b/acinclude.m4
index 73ee5ce..d6ac6af 100644
--- a/acinclude.m4
+++ b/acinclude.m4
@@ -238,8 +238,13 @@ 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], [raw],
- [OVS_DEFINE([HAVE_MAC_RAW])])
+ # Applicable only for kernels <= 2.6.21
+ if test "$version" -le 2 && test "$patchlevel" -le 6; then
+ if test "$version.$patchlevel" != 2.6 || test "$sublevel" -le 21; then
+ OVS_GREP_IFELSE([$KSRC/include/linux/skbuff.h], [raw],
+ [OVS_DEFINE([HAVE_MAC_RAW])])
+ fi
+ fi
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],
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