[PATCH -next v2] riscv: Enable KFENCE for riscv64

[Marco Elver]

On Tue, 15 Jun 2021 at 04:35, Liu Shixin <liushixin2 at huawei.com> wrote:
> Add architecture specific implementation details for KFENCE and enable
> KFENCE for the riscv64 architecture. In particular, this implements the
> required interface in <asm/kfence.h>.
>
> KFENCE requires that attributes for pages from its memory pool can
> individually be set. Therefore, force the kfence pool to be mapped at
> page granularity.
>
> Testing this patch using the testcases in kfence_test.c and all passed.
>
> Signed-off-by: Liu Shixin <liushixin2 at huawei.com>
> Acked-by: Marco Elver <elver at google.com>
> Reviewed-by: Kefeng Wang <wangkefeng.wang at huawei.com>

I can't see this in -next yet. It would be nice if riscv64 could get
KFENCE support.

Thanks,
-- Marco