powerpc/64s: Make hash MMU support configurable
authorNicholas Piggin <npiggin@gmail.com>
Wed, 1 Dec 2021 14:41:51 +0000 (00:41 +1000)
committerMichael Ellerman <mpe@ellerman.id.au>
Thu, 9 Dec 2021 11:40:24 +0000 (22:40 +1100)
commitc28573744b74eb6de19add503d6a986795c4c137
treea0e01828ce7e0e92ed571d5c0ed3ca471756c47b
parentdebeda017189e40bff23d1c3d2e4567ca8541aed
powerpc/64s: Make hash MMU support configurable

This adds Kconfig selection which allows 64s hash MMU support to be
disabled. It can be disabled if radix support is enabled, the minimum
supported CPU type is POWER9 (or higher), and KVM is not selected.

Signed-off-by: Nicholas Piggin <npiggin@gmail.com>
Signed-off-by: Michael Ellerman <mpe@ellerman.id.au>
Link: https://lore.kernel.org/r/20211201144153.2456614-17-npiggin@gmail.com
14 files changed:
arch/powerpc/Kconfig
arch/powerpc/include/asm/mmu.h
arch/powerpc/kernel/dt_cpu_ftrs.c
arch/powerpc/kvm/Kconfig
arch/powerpc/mm/init_64.c
arch/powerpc/platforms/Kconfig.cputype
arch/powerpc/platforms/cell/Kconfig
arch/powerpc/platforms/maple/Kconfig
arch/powerpc/platforms/microwatt/Kconfig
arch/powerpc/platforms/pasemi/Kconfig
arch/powerpc/platforms/powermac/Kconfig
arch/powerpc/platforms/powernv/Kconfig
drivers/misc/cxl/Kconfig
drivers/misc/lkdtm/Makefile