powerpc/mm: Update the HID bit when switching from radix to hash

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Power9 DD1 requires to update the hid0 register when switching from
hash to radix.

Signed-off-by: Aneesh Kumar K.V <aneesh.kumar@linux.vnet.ibm.com>
Acked-by: Michael Neuling <mikey@neuling.org>
Signed-off-by: Michael Ellerman <mpe@ellerman.id.au>

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Aneesh Kumar K.V 2016-08-24 15:03:39 +05:30 • committed by Michael Ellerman

parent c6d1a767b9

commit ad410674f5

3 changed files with 56 additions and 0 deletions

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3

arch/powerpc/include/asm/reg.h

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25

arch/powerpc/mm/hash_utils_64.c

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28

arch/powerpc/mm/pgtable-radix.c

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