From: Vladimir Sokolovsky <vlad@mellanox.com>
Date: Wed, 22 Feb 2012 10:50:32 +0000 (+0200)
Subject: compat: add net/dst.h stub for Linux 3.1 and older
X-Git-Tag: compat-2012-07-02~19
X-Git-Url: https://openfabrics.org/gitweb/?a=commitdiff_plain;h=a27eb3eead864baaf9648072ebfd47fb85652766;p=~emulex%2Ftmp%2Fcompat%2F.git

compat: add net/dst.h stub for Linux 3.1 and older

Signed-off-by: Vladimir Sokolovsky <vlad@mellanox.com>
---

diff --git a/include/net/dst.h b/include/net/dst.h
new file mode 100644
index 0000000..f943fc4
--- /dev/null
+++ b/include/net/dst.h
@@ -0,0 +1,27 @@
+#ifndef _COMPAT_NET_DST_H
+#define _COMPAT_NET_DST_H 1
+
+#include <linux/version.h>
+
+#if (LINUX_VERSION_CODE > KERNEL_VERSION(3,1,0))
+#include <net/dst.h>
+#else /* (LINUX_VERSION_CODE > KERNEL_VERSION(3,1,0)) */
+#include_next <net/dst.h>
+
+static inline struct neighbour *dst_get_neighbour(struct dst_entry *dst)
+{
+	return dst->neighbour;
+}
+
+static inline void dst_set_neighbour(struct dst_entry *dst, struct neighbour *neigh)
+{
+	dst->neighbour = neigh;
+}
+
+static inline struct neighbour *dst_get_neighbour_raw(struct dst_entry *dst)
+{
+	return rcu_dereference_raw(dst->neighbour);
+}
+#endif /* (LINUX_VERSION_CODE > KERNEL_VERSION(3,1,0)) */
+
+#endif	/* _COMPAT_NET_DST_H */