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From: Haibo Xu <xiaobo55x@gmail.com>
Date: Tue, 5 Mar 2024 16:32:13 +0800
Message-ID: <CAJve8onPknQLfZNwUMUm3SSy8rPOJoLvcbzNAFB64EuznEn2jA@mail.gmail.com>
Subject: Re: [PATCH 4/4] ACPI: RISCV: Enable ACPI based NUMA
To: Sunil V L <sunilvl@ventanamicro.com>
Cc: Haibo Xu <haibo1.xu@intel.com>, ajones@ventanamicro.com, 
	Paul Walmsley <paul.walmsley@sifive.com>, Palmer Dabbelt <palmer@dabbelt.com>, 
	Albert Ou <aou@eecs.berkeley.edu>, "Rafael J. Wysocki" <rafael@kernel.org>, Len Brown <lenb@kernel.org>, 
	Robert Moore <robert.moore@intel.com>, Conor Dooley <conor.dooley@microchip.com>, 
	Guo Ren <guoren@kernel.org>, Anup Patel <apatel@ventanamicro.com>, 
	Alexandre Ghiti <alexghiti@rivosinc.com>, Greentime Hu <greentime.hu@sifive.com>, 
	Sami Tolvanen <samitolvanen@google.com>, Jisheng Zhang <jszhang@kernel.org>, 
	=?UTF-8?B?Q2zDqW1lbnQgTMOpZ2Vy?= <cleger@rivosinc.com>, 
	Baoquan He <bhe@redhat.com>, Greg Kroah-Hartman <gregkh@linuxfoundation.org>, 
	Chen Jiahao <chenjiahao16@huawei.com>, Arnd Bergmann <arnd@arndb.de>, 
	James Morse <james.morse@arm.com>, "Russell King (Oracle)" <rmk+kernel@armlinux.org.uk>, 
	Evan Green <evan@rivosinc.com>, Samuel Holland <samuel.holland@sifive.com>, 
	Ard Biesheuvel <ardb@kernel.org>, Tony Luck <tony.luck@intel.com>, Yuntao Wang <ytcoode@gmail.com>, 
	Dave Hansen <dave.hansen@linux.intel.com>, Dan Williams <dan.j.williams@intel.com>, 
	Alison Schofield <alison.schofield@intel.com>, linux-riscv@lists.infradead.org, 
	linux-kernel@vger.kernel.org, linux-acpi@vger.kernel.org, 
	acpica-devel@lists.linux.dev
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On Tue, Mar 5, 2024 at 1:26=E2=80=AFPM Sunil V L <sunilvl@ventanamicro.com>=
 wrote:
>
> On Wed, Jan 31, 2024 at 10:32:01AM +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 +
> >  drivers/acpi/numa/Kconfig | 2 +-
> >  2 files changed, 2 insertions(+), 1 deletion(-)
> >
> > diff --git a/arch/riscv/Kconfig b/arch/riscv/Kconfig
> > index bffbd869a068..e586ab959f34 100644
> > --- a/arch/riscv/Kconfig
> > +++ b/arch/riscv/Kconfig
> > @@ -438,6 +438,7 @@ 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
> >       select OF_NUMA
> >       select USE_PERCPU_NUMA_NODE_ID
> >       help
> > diff --git a/drivers/acpi/numa/Kconfig b/drivers/acpi/numa/Kconfig
> > index 849c2bd820b9..525297c44250 100644
> > --- a/drivers/acpi/numa/Kconfig
> > +++ b/drivers/acpi/numa/Kconfig
> > @@ -2,7 +2,7 @@
> >  config ACPI_NUMA
> >       bool "NUMA support"
> >       depends on NUMA
> > -     depends on (X86 || ARM64 || LOONGARCH)
> > +     depends on (X86 || ARM64 || LOONGARCH || RISCV)
> Is it possible to remove this if IA64 is removed now?
>

Yes. Arnd also suggest removing this totally.
Will update it in v2.

> Thanks,
> Sunil
> >       default y if ARM64
> >
> >  config ACPI_HMAT
> > --
> > 2.34.1
> >