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References: <20220413030307.133807-1-heiko@sntech.de> <20220413030307.133807-2-heiko@sntech.de>
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From:   Philipp Tomsich <philipp.tomsich@vrull.eu>
Date:   Wed, 13 Apr 2022 11:05:17 +0200
Message-ID: <CAAeLtUBrmBg1E=AdAkOQwMPYu74WtL2YuEacLdNA69PqqkDnyg@mail.gmail.com>
Subject: Re: [PATCH v9 01/12] riscv: integrate alternatives better into the
 main architecture
To:     Heiko Stuebner <heiko@sntech.de>
Cc:     palmer@dabbelt.com, paul.walmsley@sifive.com,
        aou@eecs.berkeley.edu, linux-riscv@lists.infradead.org,
        linux-kernel@vger.kernel.org, wefu@redhat.com,
        liush@allwinnertech.com, guoren@kernel.org, atishp@atishpatra.org,
        anup@brainfault.org, drew@beagleboard.org, hch@lst.de,
        arnd@arndb.de, wens@csie.org, maxime@cerno.tech,
        gfavor@ventanamicro.com, andrea.mondelli@huawei.com,
        behrensj@mit.edu, xinhaoqu@huawei.com, mick@ics.forth.gr,
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        rtrauben@gmail.com, samuel@sholland.org, cmuellner@linux.com
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On Wed, 13 Apr 2022 at 05:04, Heiko Stuebner <heiko@sntech.de> wrote:
>
> Right now the alternatives need to be explicitly enabled and
> erratas are limited to SiFive ones.
>
> We want to use alternatives not only for patching soc erratas,
> but in the future also for handling different behaviour depending
> on the existence of future extensions.
>
> So move the core alternatives over to the kernel subdirectory
> and move the CONFIG_RISCV_ALTERNATIVE to be a hidden symbol
> which we expect relevant erratas and extensions to just select
> if needed.
>
> Signed-off-by: Heiko Stuebner <heiko@sntech.de>

Reviewed-by: Philipp Tomsich <philipp.tomsich@vrull.eu>