File-copy from v4.4.100

This is the result of 'cp' from a linux-stable tree with the 'v4.4.100'
tag checked out (commit 26d6298789e695c9f627ce49a7bbd2286405798a) on
git://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git

Please refer to that tree for all history prior to this point.

Change-Id: I8a9ee2aea93cd29c52c847d0ce33091a73ae6afe
diff --git a/arch/mips/include/asm/sn/klkernvars.h b/arch/mips/include/asm/sn/klkernvars.h
new file mode 100644
index 0000000..6af25ba
--- /dev/null
+++ b/arch/mips/include/asm/sn/klkernvars.h
@@ -0,0 +1,28 @@
+/*
+ * File ported from IRIX to Linux by Kanoj Sarcar, 06/08/00.
+ * Copyright 2000 Silicon Graphics, Inc.
+ */
+#ifndef __ASM_SN_KLKERNVARS_H
+#define __ASM_SN_KLKERNVARS_H
+
+#define KV_MAGIC_OFFSET		0x0
+#define KV_RO_NASID_OFFSET	0x4
+#define KV_RW_NASID_OFFSET	0x6
+
+#define KV_MAGIC		0x5f4b565f
+
+#ifndef __ASSEMBLY__
+
+#include <asm/sn/types.h>
+
+typedef struct kern_vars_s {
+	int		kv_magic;
+	nasid_t		kv_ro_nasid;
+	nasid_t		kv_rw_nasid;
+	unsigned long	kv_ro_baseaddr;
+	unsigned long	kv_rw_baseaddr;
+} kern_vars_t;
+
+#endif /* !__ASSEMBLY__ */
+
+#endif /* __ASM_SN_KLKERNVARS_H */