powerpc: ability to associate pkey to a vma

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arch-independent code expects the arch to  map
a  pkey  into the vma's protection bit setting.
The patch provides that ability.

Signed-off-by: Ram Pai <linuxram@us.ibm.com>
Signed-off-by: Michael Ellerman <mpe@ellerman.id.au>

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Ram Pai 2018-01-18 17:50:33 -08:00 • committed by Michael Ellerman

parent 5586cf61e1

commit 013a91b39c

3 changed files with 25 additions and 1 deletions

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7

arch/powerpc/include/asm/mman.h

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11

arch/powerpc/include/asm/pkeys.h

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8

arch/powerpc/mm/pkeys.c

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