linux-kernel - Re: [PATCH 4/4] ACPI: RISCV: Enable ACPI based NUMA

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Date: Tue, 5 Mar 2024 10:56:32 +0530
From: Sunil V L <sunilvl@...tanamicro.com>
To: Haibo Xu <haibo1.xu@...el.com>
Cc: xiaobo55x@...il.com, ajones@...tanamicro.com,
	Paul Walmsley <paul.walmsley@...ive.com>,
	Palmer Dabbelt <palmer@...belt.com>,
	Albert Ou <aou@...s.berkeley.edu>,
	"Rafael J. Wysocki" <rafael@...nel.org>,
	Len Brown <lenb@...nel.org>, Robert Moore <robert.moore@...el.com>,
	Conor Dooley <conor.dooley@...rochip.com>,
	Guo Ren <guoren@...nel.org>, Anup Patel <apatel@...tanamicro.com>,
	Alexandre Ghiti <alexghiti@...osinc.com>,
	Greentime Hu <greentime.hu@...ive.com>,
	Sami Tolvanen <samitolvanen@...gle.com>,
	Jisheng Zhang <jszhang@...nel.org>,
	Clément Léger <cleger@...osinc.com>,
	Baoquan He <bhe@...hat.com>,
	Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
	Chen Jiahao <chenjiahao16@...wei.com>,
	Arnd Bergmann <arnd@...db.de>, James Morse <james.morse@....com>,
	"Russell King (Oracle)" <rmk+kernel@...linux.org.uk>,
	Evan Green <evan@...osinc.com>,
	Samuel Holland <samuel.holland@...ive.com>,
	Ard Biesheuvel <ardb@...nel.org>, Tony Luck <tony.luck@...el.com>,
	Yuntao Wang <ytcoode@...il.com>,
	Dave Hansen <dave.hansen@...ux.intel.com>,
	Dan Williams <dan.j.williams@...el.com>,
	Alison Schofield <alison.schofield@...el.com>,
	linux-riscv@...ts.infradead.org, linux-kernel@...r.kernel.org,
	linux-acpi@...r.kernel.org, acpica-devel@...ts.linux.dev
Subject: Re: [PATCH 4/4] ACPI: RISCV: Enable ACPI based NUMA

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@...el.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? 

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