[PATCH 2/2] riscv: Enable HAVE_ARCH_HUGE_VMALLOC for 64BIT

Kefeng Wang wangkefeng.wang at huawei.com
Fri Oct 7 19:18:45 PDT 2022


On 2022/9/15 14:50, Liu Shixin wrote:
> After we support HAVE_ARCH_HUGE_VMAP, we can now enbale HAVE_ARCH_HUGE_VMALLOC
> too. This feature has been used in kvmalloc and alloc_large_system_hash
> for now. This feature can be disabled by kernel parameters "nohugevmalloc".
>
> Signed-off-by: Liu Shixin <liushixin2 at huawei.com>
> ---
>   arch/riscv/Kconfig | 1 +
>   1 file changed, 1 insertion(+)
>
> diff --git a/arch/riscv/Kconfig b/arch/riscv/Kconfig
> index 336b925570c0..d567dca3ae75 100644
> --- a/arch/riscv/Kconfig
> +++ b/arch/riscv/Kconfig
> @@ -70,6 +70,7 @@ config RISCV
>   	select GENERIC_TIME_VSYSCALL if MMU && 64BIT
>   	select GENERIC_VDSO_TIME_NS if HAVE_GENERIC_VDSO
>   	select HAVE_ARCH_AUDITSYSCALL
> +	select HAVE_ARCH_HUGE_VMALLOC

should be "select HAVE_ARCH_HUGE_VMALLOC if HAVE_ARCH_HUGE_VMAP"

this could also fix the lkp build issue.

>   	select HAVE_ARCH_HUGE_VMAP if MMU && 64BIT && !XIP_KERNEL
>   	select HAVE_ARCH_JUMP_LABEL if !XIP_KERNEL
>   	select HAVE_ARCH_JUMP_LABEL_RELATIVE if !XIP_KERNEL



More information about the linux-riscv mailing list