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powerpc/mm/hash64: Increase the VA range

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This patch increases the max virtual (effective) address value to 4PB.
With 4K page size config we continue to limit ourself to 64TB.

Signed-off-by: Aneesh Kumar K.V <aneesh.kumar@linux.vnet.ibm.com>
[mpe: Keep the H_PGTABLE_RANGE test, update it to work]
Signed-off-by: Michael Ellerman <mpe@ellerman.id.au>
This commit is contained in:
Aneesh Kumar K.V
2018-03-26 15:34:49 +05:30
committed by Michael Ellerman
parent f384796c40
commit c2b4d8b741
5 changed files with 13 additions and 13 deletions
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6
arch/powerpc/mm/init_64.c
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@@ -68,12 +68,6 @@
#include "mmu_decl.h"
#ifdef CONFIG_PPC_BOOK3S_64
#if H_PGTABLE_RANGE > USER_VSID_RANGE
#warning Limited user VSID range means pagetable space is wasted
#endif
#endif /* CONFIG_PPC_BOOK3S_64 */
phys_addr_t memstart_addr = ~0;
EXPORT_SYMBOL_GPL(memstart_addr);
phys_addr_t kernstart_addr;