Re: [PATCH DO NOT REVIEW v4 4/7] riscv: errata: andes: Fix auipc-jalr addresses in patched alternatives

From: "Lad, Prabhakar" <prabhakar.csengg@gmail.com>
To: Guo Ren <guoren@kernel.org>
Cc: Paul Walmsley <paul.walmsley@sifive.com>,
	Palmer Dabbelt <palmer@dabbelt.com>,
	 Albert Ou <aou@eecs.berkeley.edu>,
	Geert Uytterhoeven <geert+renesas@glider.be>,
	 Magnus Damm <magnus.damm@gmail.com>,
	Heiko Stuebner <heiko@sntech.de>,
	 Rob Herring <robh+dt@kernel.org>,
	 Krzysztof Kozlowski <krzysztof.kozlowski+dt@linaro.org>,
	 Conor Dooley <conor.dooley@microchip.com>,
	Jisheng Zhang <jszhang@kernel.org>,
	 Atish Patra <atishp@rivosinc.com>,
	Anup Patel <apatel@ventanamicro.com>,
	 Andrew Jones <ajones@ventanamicro.com>,
	Nathan Chancellor <nathan@kernel.org>,
	 Philipp Tomsich <philipp.tomsich@vrull.eu>,
	devicetree@vger.kernel.org,  linux-kernel@vger.kernel.org,
	linux-riscv@lists.infradead.org,
	 linux-renesas-soc@vger.kernel.org,
	Biju Das <biju.das.jz@bp.renesas.com>,
	 Lad Prabhakar <prabhakar.mahadev-lad.rj@bp.renesas.com>
Subject: Re: [PATCH DO NOT REVIEW v4 4/7] riscv: errata: andes: Fix auipc-jalr addresses in patched alternatives
Date: Fri, 25 Nov 2022 10:10:19 +0000	[thread overview]
Message-ID: <CA+V-a8uA=U72Mq7Rqu09BoWRG0jNHXUK=C5VFq=jb0iHLjom5w@mail.gmail.com> (raw)
In-Reply-To: <CAJF2gTT7XEXmLWpP6nnSNRms9kj2NQR2dOA5N+V2UmnsurJogQ@mail.gmail.com>

Hi Guo,

On Fri, Nov 25, 2022 at 1:09 AM Guo Ren <guoren@kernel.org> wrote:
>
> On Fri, Nov 25, 2022 at 1:22 AM Prabhakar <prabhakar.csengg@gmail.com> wrote:
> >
> > From: Lad Prabhakar <prabhakar.mahadev-lad.rj@bp.renesas.com>
> >
> > This patch is added just for building purpose, as patch [0] will export
> > this in its next version.
> >
> > https://patchwork.kernel.org/project/linux-riscv/patch/20221110164924.529386-6-heiko@sntech.de/
> >
> > Signed-off-by: Lad Prabhakar <prabhakar.mahadev-lad.rj@bp.renesas.com>
> > ---
> > Note, as Heiko will be exporting riscv_alternative_fix_auipc_jalr() function
> > so that it can be used other erratas Ive just included for compilation.
> > ---
> >  arch/riscv/errata/andes/errata.c | 71 ++++++++++++++++++++++++++++++++
> >  1 file changed, 71 insertions(+)
> >
> > diff --git a/arch/riscv/errata/andes/errata.c b/arch/riscv/errata/andes/errata.c
> > index ec3e052ca8c7..4061ad4983bc 100644
> > --- a/arch/riscv/errata/andes/errata.c
> > +++ b/arch/riscv/errata/andes/errata.c
> > @@ -13,9 +13,80 @@
> >  #include <asm/alternative.h>
> >  #include <asm/cacheflush.h>
> >  #include <asm/errata_list.h>
> > +#include <asm/parse_asm.h>
> >  #include <asm/patch.h>
> > +#include <asm/sbi.h>
> >  #include <asm/vendorid_list.h>
> >
> > +/* Copy of Heiko's code from patch [0]
> > + * [0] https://patchwork.kernel.org/project/linux-riscv/patch/20221110164924.529386-6-heiko@sntech.de/
> Move it to commit-msg. No link in the code.
>
This patch is *not* to be merged and is just included for compilation
purposes only.

Cheers,
Prabhakar

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