Re: [PATCH 4/4] riscv: check for kernel config option in t-head memory types errata

From: Guo Ren
Date: Thu Sep 01 2022 - 21:06:57 EST


Is it a Fixes?

On Fri, Sep 2, 2022 at 6:28 AM Heiko Stuebner <heiko@xxxxxxxxx> wrote:
>
> The t-head variant of page-based memory types should also check first
> for the enabled kernel config option.
>
> Signed-off-by: Heiko Stuebner <heiko@xxxxxxxxx>
> ---
> arch/riscv/errata/thead/errata.c | 3 +++
> 1 file changed, 3 insertions(+)
>
> diff --git a/arch/riscv/errata/thead/errata.c b/arch/riscv/errata/thead/errata.c
> index a6f4bd8ccf3f..902e12452821 100644
> --- a/arch/riscv/errata/thead/errata.c
> +++ b/arch/riscv/errata/thead/errata.c
> @@ -17,6 +17,9 @@
> static bool errata_probe_pbmt(unsigned int stage,
> unsigned long arch_id, unsigned long impid)
> {
> + if (!IS_ENABLED(CONFIG_ERRATA_THEAD_PBMT))
> + return false;
> +
> if (arch_id != 0 || impid != 0)
> return false;
>
> --
> 2.35.1
>


--
Best Regards
Guo Ren