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SubjectRe: [PATCH v2 6/6] ACPI: RISCV: Enable ACPI based NUMA
On Mon, Apr 1, 2024 at 3:18 PM Sunil V L <sunilvl@ventanamicro.com> wrote:
>
> Hi Haibo,
>
> On Thu, Mar 07, 2024 at 04:47:58PM +0800, Haibo Xu wrote:
> > Enable ACPI based NUMA for RISCV in Kconfig.
> >
> > Signed-off-by: Haibo Xu <haibo1.xu@intel.com>
> > ---
> > arch/riscv/Kconfig | 1 +
> > 1 file changed, 1 insertion(+)
> >
> > diff --git a/arch/riscv/Kconfig b/arch/riscv/Kconfig
> > index 0bfcfec67ed5..0fb55f166701 100644
> > --- a/arch/riscv/Kconfig
> > +++ b/arch/riscv/Kconfig
> > @@ -447,6 +447,7 @@ config NUMA
> > select HAVE_SETUP_PER_CPU_AREA
> > select NEED_PER_CPU_EMBED_FIRST_CHUNK
> > select NEED_PER_CPU_PAGE_FIRST_CHUNK
> > + select ACPI_NUMA if ACPI
>
> If the firmware didn't provide the SRAT/SLIT on ACPI based systems, then
> there will be a message "Failed to initialise from firmware" from
> arch_acpi_numa_init(). This is not specific to RISC-V. But I am
> wondering why should it be pr_info instead of pr_debug.
>

My understanding is maybe it just wants to expose explicit logs to
avoid any potential
bugs from FW or Kernel.

> Thanks,
> Sunil
> > select OF_NUMA
> > select USE_PERCPU_NUMA_NODE_ID
> > help
> > --
> > 2.34.1
> >

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