powerpc/mm: vmalloc abstraction in preparation for radix

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The vmalloc range differs between hash and radix config. Hence make
VMALLOC_START and related constants a variable which will be runtime
initialized depending on whether hash or radix mode is active.

Signed-off-by: Aneesh Kumar K.V <aneesh.kumar@linux.vnet.ibm.com>
[mpe: Fix missing init of ioremap_bot in pgtable_64.c for ppc64e]
Signed-off-by: Michael Ellerman <mpe@ellerman.id.au>

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Aneesh Kumar K.V 2016-04-29 23:26:21 +10:00 • committed by Michael Ellerman

parent 4dfb88ca9b

commit d6a9996e84

8 changed files with 118 additions and 14 deletions

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14

arch/powerpc/include/asm/book3s/64/hash.h

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15

arch/powerpc/include/asm/book3s/64/pgtable.h

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68

arch/powerpc/include/asm/book3s/64/radix.h

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3

arch/powerpc/kernel/pci_64.c

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8

arch/powerpc/mm/hash_utils_64.c

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7

arch/powerpc/mm/pgtable-radix.c

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15

arch/powerpc/mm/pgtable_64.c

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2

arch/powerpc/mm/slb_low.S

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