PERFORCE change 127712 for review

[Kip Macy]

http://perforce.freebsd.org/chv.cgi?CH=127712

Change 127712 by kmacy at kmacy_home:ethng on 2007/10/18 19:54:32

	add BUG_ON, dst_mtu, and skb_put analog

Affected files ...

.. //depot/projects/ethng/src/sys/sys/linux_compat.h#3 edit

Differences ...

==== //depot/projects/ethng/src/sys/sys/linux_compat.h#3 (text+ko) ====

@@ -3,7 +3,7 @@
 #define _SYS_LINUX_COMPAT_H_
 #include <machine/bus.h>
 #include <sys/bus_dma.h>
-
+#include <sys/mbuf.h>
 
 typedef uint8_t u8;
 typedef uint16_t u16;
@@ -59,4 +59,27 @@
 #define cpu_to_be64 htobe64
 
 #define container_of(p, stype, field) ((stype *)(((uint8_t *)(p)) - offsetof(stype, field)))
+
+/*
+ * mimic the interface to skb_put
+ */
+static __inline caddr_t
+mbuf_put(struct mbuf *m, unsigned int len)
+{
+	caddr_t tmp = m->m_data;
+
+	m->m_data += len;
+	m->m_len += len;
+
+	return (tmp);
+}
+
+#define dst_mtu(rt) ((rt)->rt_rmx.rmx_mtu)
+#define BUG_ON(e) \
+	do { \
+		if (e) { \
+			panic("BUG: %s %s:%d", #e, __FILE__, __LINE__); \
+		} \
+	} while (0)
+
 #endif