linux-kernel - Re: [PATCH v2] RISC-V: fix sifive and thead section mismatches in errata

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Message-ID: <CALs-HsuG3EFBs60sgiMcPHoE1dF7mhi3GKt=AWvRPaUHAfA88Q@mail.gmail.com>
Date:   Sat, 29 Apr 2023 10:21:39 -0700
From:   Evan Green <evan@...osinc.com>
To:     Randy Dunlap <rdunlap@...radead.org>
Cc:     linux-kernel@...r.kernel.org, Heiko Stuebner <heiko@...ech.de>,
        Paul Walmsley <paul.walmsley@...ive.com>,
        Palmer Dabbelt <palmer@...belt.com>,
        Albert Ou <aou@...s.berkeley.edu>,
        linux-riscv@...ts.infradead.org, Conor Dooley <conor@...nel.org>
Subject: Re: [PATCH v2] RISC-V: fix sifive and thead section mismatches in errata

On Sat, Apr 29, 2023 at 8:52 AM Randy Dunlap <rdunlap@...radead.org> wrote:
>
> When CONFIG_MODULES is set, __init_or_module becomes <empty>, but when
> CONFIG_MODULES is not set, __init_or_module becomes __init.
> In the latter case, it causes section mismatch warnings:
>
> WARNING: modpost: vmlinux.o: section mismatch in reference: riscv_fill_cpu_mfr_info (section: .text) -> sifive_errata_patch_func (section: .init.text)
> WARNING: modpost: vmlinux.o: section mismatch in reference: riscv_fill_cpu_mfr_info (section: .text) -> thead_errata_patch_func (section: .init.text)
>
> Fixes: bb3f89487fd9 ("RISC-V: hwprobe: Remove __init on probe_vendor_features()")
> Signed-off-by: Randy Dunlap <rdunlap@...radead.org>
> Cc: Heiko Stuebner <heiko@...ech.de>
> Cc: Paul Walmsley <paul.walmsley@...ive.com>
> Cc: Palmer Dabbelt <palmer@...belt.com>
> Cc: Albert Ou <aou@...s.berkeley.edu>
> Cc: linux-riscv@...ts.infradead.org
> Cc: Conor Dooley <conor@...nel.org>
> Cc: Evan Green <evan@...osinc.com>
> ---

Thanks, Randy. I'm confused at how I didn't see that when I made the
original fix. I feel like repro of these section mismatch errors
depend on some other factor I'm not understanding. In any case:

Reviewed-by: Evan Green  <evan@...osinc.com>