commit 048ee0993ec8360abb0b51bdf8f8721e9ed62ec4
author Aneesh Kumar K.V <aneesh.kumar@linux.vnet.ibm.com> Mon Sep 10 02:52:55 2012 +0000
committer Benjamin Herrenschmidt <benh@kernel.crashing.org> Mon Sep 17 16:31:51 2012 +1000
tree a26ea6b76ae86d366fcff10dd54a4ecbbd29c8fb
parent 735cafc32b661f08a266a8d754e6cfbd82c11704

powerpc/mm: Add 64TB support

Increase max addressable range to 64TB. This is not tested on
real hardware yet.

Reviewed-by: Paul Mackerras <paulus@samba.org>
Signed-off-by: Aneesh Kumar K.V <aneesh.kumar@linux.vnet.ibm.com>
Signed-off-by: Benjamin Herrenschmidt <benh@kernel.crashing.org>

arch/powerpc/include/asm/sparsemem.h

diff --git a/arch/powerpc/include/asm/sparsemem.h b/arch/powerpc/include/asm/sparsemem.h
index 0c5fa31..f6fc0ee 100644
--- a/arch/powerpc/include/asm/sparsemem.h
+++ b/arch/powerpc/include/asm/sparsemem.h
@@ -10,8 +10,8 @@
  */
 #define SECTION_SIZE_BITS       24
 
-#define MAX_PHYSADDR_BITS       44
-#define MAX_PHYSMEM_BITS        44
+#define MAX_PHYSADDR_BITS       46
+#define MAX_PHYSMEM_BITS        46
 
 #endif /* CONFIG_SPARSEMEM */