[PATCH] ia64: compat_uptr_t and compat_ptr

Here is the ia64 part of the patch.  It depends on my previous COMPAT
patches.  This is safe to apply even before Linus applies the generic
part.

include/asm-ia64/compat.h

@@ -107,4 +107,17 @@ typedef u32		compat_sigset_word;
 #define COMPAT_OFF_T_MAX	0x7fffffff
 #define COMPAT_LOFF_T_MAX	0x7fffffffffffffffL
 
+/*
+ * A pointer passed in from user mode. This should not
+ * be used for syscall parameters, just declare them
+ * as pointers because the syscall entry code will have
+ * appropriately comverted them already.
+ */
+typedef	u32		compat_uptr_t;
+
+static inline void *compat_ptr(compat_ptr_t uptr)
+{
+	return (void *)uptr;
+}
+
 #endif /* _ASM_IA64_COMPAT_H */