Kernels 3.17 and older have this field, while newer kernels use the
'flags' field. Detect this in the build in case anyone backports this
change to an older kernel.
Signed-off-by: Joe Stringer <joe@ovn.org>
Acked-by: Pravin B Shelar <pshelar@ovn.org>
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([$KSRC/include/net/ip.h], [ip_skb_dst_mtu])
OVS_GREP_IFELSE([$KSRC/include/net/inet_frag.h], [hashfn.*const],
[OVS_DEFINE([HAVE_INET_FRAGS_CONST])])
+ OVS_GREP_IFELSE([$KSRC/include/net/inet_frag.h], [last_in],
+ [OVS_DEFINE([HAVE_INET_FRAGS_LAST_IN])])
+
OVS_GREP_IFELSE([$KSRC/include/net/dst_metadata.h], [metadata_dst])
OVS_GREP_IFELSE([$KSRC/include/linux/net.h], [sock_create_kern.*net],
OVS_GREP_IFELSE([$KSRC/include/net/dst_metadata.h], [metadata_dst])
OVS_GREP_IFELSE([$KSRC/include/linux/net.h], [sock_create_kern.*net],
#endif
#ifdef OVS_FRAGMENT_BACKPORT
#endif
#ifdef OVS_FRAGMENT_BACKPORT
-#if LINUX_VERSION_CODE < KERNEL_VERSION(3,17,0)
+#ifdef HAVE_INET_FRAGS_LAST_IN
#define q_flags(q) (q->last_in)
#define qp_flags(qp) (qp->q.last_in)
#else
#define q_flags(q) (q->last_in)
#define qp_flags(qp) (qp->q.last_in)
#else