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x86: enable MMU on 64-bit with SMP

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The races are believed to be resolved with the patch to
irq_offload(). Allow the MMU to be turned on and enable
it for qemu_x86_64.

Signed-off-by: Andrew Boie <andrew.p.boie@intel.com>
This commit is contained in:
Andrew Boie 2019-11-06 15:11:56 -08:00 • committed by Andrew Boie
commit 1c97851726
2 changed files with 1 additions and 1 deletions
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1
arch/x86/Kconfig
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@ -169,7 +169,6 @@ config X86_VERY_EARLY_CONSOLE
config X86_MMU
bool "Enable Memory Management Unit"
select MEMORY_PROTECTION
depends on MP_NUM_CPUS = 1 # FIXME: Working through SMP issues
help
This options enables the memory management unit present in x86
and creates a set of page tables at boot time that is runtime-

1
boards/x86/qemu_x86/qemu_x86_64_defconfig
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@ -16,4 +16,5 @@ CONFIG_TEST_RANDOM_GENERATOR=y
CONFIG_DEBUG_INFO=y
CONFIG_SMP=y
CONFIG_MP_NUM_CPUS=2
CONFIG_X86_MMU=y
CONFIG_X86_VERY_EARLY_CONSOLE=y