[PATCH v3 2/4] riscv: export __cpuid_to_hartid_map

[Atish Patra]

On Mon, Nov 11, 2024 at 1:52 PM Rob Herring <robh at kernel.org> wrote:
>
> On Tue, Nov 05, 2024 at 06:35:11PM +0000, Valentina Fernandez wrote:
> > EXPORT_SYMBOL_GPL() is missing for __cpuid_to_hartid_map array.
> > Export this symbol to allow drivers compiled as modules to use
> > cpuid_to_hartid_map().
> >
> > Signed-off-by: Valentina Fernandez <valentina.fernandezalanis at microchip.com>
> > ---
> >  arch/riscv/kernel/smp.c | 1 +
> >  1 file changed, 1 insertion(+)
> >
> > diff --git a/arch/riscv/kernel/smp.c b/arch/riscv/kernel/smp.c
> > index c180a647a30e..d58b5e751286 100644
> > --- a/arch/riscv/kernel/smp.c
> > +++ b/arch/riscv/kernel/smp.c
> > @@ -43,6 +43,7 @@ enum ipi_message_type {
> >  unsigned long __cpuid_to_hartid_map[NR_CPUS] __ro_after_init = {
> >       [0 ... NR_CPUS-1] = INVALID_HARTID
> >  };
> > +EXPORT_SYMBOL_GPL(__cpuid_to_hartid_map);
>
> Why can't riscv implement cpu_logical_map() like other arches?
>

We can and we should :)

> We really should have a common implementation too, but that's probably
> too much to ask I guess.
>
> Rob
>
>
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-- 
Regards,
Atish