Re: [PATCH v4 11/11] riscv: Enable DAX VMEMMAP optimization

Alexandre Ghiti
2024-06-24T09:32:58Z

On Wed, Jun 5, 2024 at 1:42 PM Björn Töpel <bjorn@kernel.org> wrote:
>
> From: Björn Töpel <bjorn@rivosinc.com>
>
> Now that DAX is usable, enable the DAX VMEMMAP optimization as well.
>
> Signed-off-by: Björn Töpel <bjorn@rivosinc.com>
> ---
> arch/riscv/Kconfig | 1 +
> 1 file changed, 1 insertion(+)
>
> diff --git a/arch/riscv/Kconfig b/arch/riscv/Kconfig
> index 8a49b5f4c017..1631bf568158 100644
> --- a/arch/riscv/Kconfig
> +++ b/arch/riscv/Kconfig
> @@ -73,6 +73,7 @@ config RISCV
> select ARCH_WANT_GENERAL_HUGETLB if !RISCV_ISA_SVNAPOT
> select ARCH_WANT_HUGE_PMD_SHARE if 64BIT
> select ARCH_WANT_LD_ORPHAN_WARN if !XIP_KERNEL
> + select ARCH_WANT_OPTIMIZE_DAX_VMEMMAP
> select ARCH_WANT_OPTIMIZE_HUGETLB_VMEMMAP
> select ARCH_WANTS_NO_INSTR
> select ARCH_WANTS_THP_SWAP if HAVE_ARCH_TRANSPARENT_HUGEPAGE
> --
> 2.43.0
>

Reviewed-by: Alexandre Ghiti <alexghiti@rivosinc.com>

Thanks,

Alex