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powerpc/mm: Add 64TB support

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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>
This commit is contained in:
Aneesh Kumar K.V
2012-09-10 02:52:55 +00:00
committed by Benjamin Herrenschmidt
parent 735cafc32b
commit 048ee0993e
7 changed files with 54 additions and 16 deletions
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2
arch/powerpc/include/asm/pgtable-ppc64-64k.h
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@@ -7,7 +7,7 @@
#define PTE_INDEX_SIZE 12
#define PMD_INDEX_SIZE 12
#define PUD_INDEX_SIZE 0
#define PGD_INDEX_SIZE 4
#define PGD_INDEX_SIZE 6
#ifndef __ASSEMBLY__
#define PTE_TABLE_SIZE (sizeof(real_pte_t) << PTE_INDEX_SIZE)