ARC: mm: PAE40 support
This is the first working implementation of 40-bit physical address
extension on ARCv2.
Signed-off-by: Alexey Brodkin <abrodkin@synopsys.com>
Signed-off-by: Vineet Gupta <vgupta@synopsys.com>
diff --git a/arch/arc/include/asm/page.h b/arch/arc/include/asm/page.h
index 3770683..429957f 100644
--- a/arch/arc/include/asm/page.h
+++ b/arch/arc/include/asm/page.h
@@ -56,7 +56,11 @@
#else /* !STRICT_MM_TYPECHECKS */
+#ifdef CONFIG_ARC_HAS_PAE40
+typedef unsigned long long pte_t;
+#else
typedef unsigned long pte_t;
+#endif
typedef unsigned long pgd_t;
typedef unsigned long pgprot_t;