From: Andrew Jones <ajones@ventanamicro.com>
To: Heiko Stuebner <heiko@sntech.de>
Cc: paul.walmsley@sifive.com, palmer@dabbelt.com,
aou@eecs.berkeley.edu, conor.dooley@microchip.com,
guoren@kernel.org, apatel@ventanamicro.com, atishp@rivosinc.com,
linux-riscv@lists.infradead.org, linux-kernel@vger.kernel.org
Subject: Re: [PATCH 4/4] riscv: check for kernel config option in t-head memory types errata
Date: Fri, 2 Sep 2022 11:50:16 +0200 [thread overview]
Message-ID: <20220902095016.bc3bttpdnla6swsk@kamzik> (raw)
In-Reply-To: <20220901222744.2210215-4-heiko@sntech.de>
On Fri, Sep 02, 2022 at 12:27:44AM +0200, Heiko Stuebner 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@sntech.de>
> ---
> 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
>
Reviewed-by: Andrew Jones <ajones@ventanamicro.com>
next prev parent reply other threads:[~2022-09-02 9:50 UTC|newest]
Thread overview: 22+ messages / expand[flat|nested] mbox.gz Atom feed top
2022-09-01 22:27 [PATCH 1/4] riscv: cleanup svpbmt cpufeature probing Heiko Stuebner
2022-09-01 22:27 ` [PATCH 2/4] riscv: drop some idefs from CMO initialization Heiko Stuebner
2022-09-02 1:05 ` Guo Ren
2022-09-02 9:34 ` Conor.Dooley
2022-09-02 9:49 ` Andrew Jones
2022-09-01 22:27 ` [PATCH 3/4] riscv: use BIT macros in t-head errata init Heiko Stuebner
2022-09-02 1:06 ` Guo Ren
2022-09-02 9:35 ` Conor.Dooley
2022-09-02 9:50 ` Andrew Jones
2022-09-01 22:27 ` [PATCH 4/4] riscv: check for kernel config option in t-head memory types errata Heiko Stuebner
2022-09-02 1:06 ` Guo Ren
2022-09-02 9:33 ` Conor.Dooley
2022-09-02 15:17 ` Heiko Stübner
2022-09-02 9:50 ` Andrew Jones [this message]
2022-09-02 1:07 ` [PATCH 1/4] riscv: cleanup svpbmt cpufeature probing Guo Ren
2022-09-02 9:31 ` Conor.Dooley
2022-09-02 9:49 ` Andrew Jones
2022-09-02 15:12 ` Heiko Stübner
2022-09-02 15:26 ` Conor.Dooley
2022-09-02 15:34 ` Heiko Stübner
2022-09-02 19:29 ` Konstantin Ryabitsev
2022-09-02 9:50 ` Andrew Jones
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