On Sat, Apr 17, 2021 at 03:59:46PM +0800, Kefeng Wang wrote:
> commit a55749639dc1 ("ia64: drop marked broken DISCONTIGMEM and VIRTUAL_MEM_MAP")
> drop VIRTUAL_MEM_MAP, so there is no need HOLES_IN_ZONE on ia64.
>
> Also move HOLES_IN_ZONE into mm/Kconfig, select it if architecture needs
> this feature.
>
> Signed-off-by: Kefeng Wang <wangkefeng.wang@xxxxxxxxxx>
> ---
> arch/arm64/Kconfig | 4 +---
> arch/ia64/Kconfig | 3 ---
> arch/mips/Kconfig | 3 ---
> mm/Kconfig | 3 +++
> 4 files changed, 4 insertions(+), 9 deletions(-)
>
> diff --git a/arch/arm64/Kconfig b/arch/arm64/Kconfig
> index f0b17d758912..3c5a53e0db91 100644
> --- a/arch/arm64/Kconfig
> +++ b/arch/arm64/Kconfig
> @@ -202,6 +202,7 @@ config ARM64
> select HAVE_KPROBES
> select HAVE_KRETPROBES
> select HAVE_GENERIC_VDSO
> + select HOLES_IN_ZONE
> select IOMMU_DMA if IOMMU_SUPPORT
> select IRQ_DOMAIN
> select IRQ_FORCED_THREADING
> @@ -1053,9 +1054,6 @@ config NEED_PER_CPU_EMBED_FIRST_CHUNK
> def_bool y
> depends on NUMA
>
> -config HOLES_IN_ZONE
> - def_bool y
> -
> source "kernel/Kconfig.hz"
For arm64:
Acked-by: Catalin Marinas <catalin.marinas@xxxxxxx>
