Update utsname to use proper compatible interface to avoid API issues.

git-svn-id: https://outreach.scidac.gov/svn/spl/trunk@123 7e1ea52c-4ff2-0310-8f11-9dd32ca42a1c

include/sys/utsname.h

@@ -3,6 +3,8 @@
 
 #include <linux/utsname.h>
 
-#define utsname				system_utsname
+extern struct new_utsname *__utsname(void);
+
+#define utsname			(*__utsname())
 
 #endif /* SPL_UTSNAME_H */

modules/spl/spl-generic.c

@@ -32,6 +32,7 @@
 #include <sys/debug.h>
 #include <sys/proc.h>
 #include <sys/kstat.h>
+#include <sys/utsname.h>
 #include <linux/kmod.h>
 
 #ifdef DEBUG_SUBSYSTEM
@@ -94,6 +95,12 @@ ddi_strtoul(const char *str, char **nptr, int base, unsigned long *result)
 }
 EXPORT_SYMBOL(ddi_strtoul);
 
+struct new_utsname *__utsname(void)
+{
+	return init_utsname();
+}
+EXPORT_SYMBOL(__utsname);
+
 static int
 set_hostid(void)
 {