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

[Conor Dooley]

On Sat, Apr 29, 2023 at 10:21:39AM -0700, Evan Green wrote:
> On Sat, Apr 29, 2023 at 8:52 AM Randy Dunlap <rdunlap@xxxxxxxxxxxxx> 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@xxxxxxxxxxxxx>
> > Cc: Heiko Stuebner <heiko@xxxxxxxxx>
> > Cc: Paul Walmsley <paul.walmsley@xxxxxxxxxx>
> > Cc: Palmer Dabbelt <palmer@xxxxxxxxxxx>
> > Cc: Albert Ou <aou@xxxxxxxxxxxxxxxxx>
> > Cc: linux-riscv@xxxxxxxxxxxxxxxxxxx
> > Cc: Conor Dooley <conor@xxxxxxxxxx>
> > Cc: Evan Green <evan@xxxxxxxxxxxx>
> > ---
> 
> 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:

Perhaps you had a cut-down config that did not enable either of the
relevant ARCH_ options to get those errata compiled?

Thanks for changing the fixes tag Randy,
Reviewed-by: Conor Dooley <conor.dooley@xxxxxxxxxxxxx>

Thanks,
Conor.

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