From: Oscar Salvador <osalvador@xxxxxxx> Subject: arm64/Kconfig: introduce ARCH_MHP_MEMMAP_ON_MEMORY_ENABLE Enable arm64 platform to use the MHP_MEMMAP_ON_MEMORY feature. Link: https://lkml.kernel.org/r/20210421102701.25051-9-osalvador@xxxxxxx Signed-off-by: Oscar Salvador <osalvador@xxxxxxx> Reviewed-by: David Hildenbrand <david@xxxxxxxxxx> Cc: Anshuman Khandual <anshuman.khandual@xxxxxxx> Cc: Michal Hocko <mhocko@xxxxxxxx> Cc: Pavel Tatashin <pasha.tatashin@xxxxxxxxxx> Cc: Vlastimil Babka <vbabka@xxxxxxx> Signed-off-by: Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx> --- arch/arm64/Kconfig | 3 +++ 1 file changed, 3 insertions(+) --- a/arch/arm64/Kconfig~arm64-kconfig-introduce-arch_mhp_memmap_on_memory_enable +++ a/arch/arm64/Kconfig @@ -316,6 +316,9 @@ config ZONE_DMA32 bool "Support DMA32 zone" if EXPERT default y +config ARCH_MHP_MEMMAP_ON_MEMORY_ENABLE + def_bool y + config SMP def_bool y _