linux-kernel - Re: [PATCH v2 4/6] ACPI: NUMA: Make some NUMA related parse functions common

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Message-ID: <ZgpbqAraGbQqZv5d@sunil-laptop>
Date: Mon, 1 Apr 2024 12:30:56 +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>,
	Alexandre Ghiti <alexghiti@...osinc.com>,
	Greentime Hu <greentime.hu@...ive.com>,
	Anup Patel <apatel@...tanamicro.com>, Zong Li <zong.li@...ive.com>,
	Sami Tolvanen <samitolvanen@...gle.com>,
	Jisheng Zhang <jszhang@...nel.org>, Baoquan He <bhe@...hat.com>,
	Clément Léger <cleger@...osinc.com>,
	Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
	Chen Jiahao <chenjiahao16@...wei.com>,
	Arnd Bergmann <arnd@...db.de>, James Morse <james.morse@....com>,
	Evan Green <evan@...osinc.com>,
	Samuel Holland <samuel.holland@...ive.com>,
	Tony Luck <tony.luck@...el.com>, Ard Biesheuvel <ardb@...nel.org>,
	Yuntao Wang <ytcoode@...il.com>,
	Dan Williams <dan.j.williams@...el.com>,
	Alison Schofield <alison.schofield@...el.com>,
	Dave Hansen <dave.hansen@...ux.intel.com>,
	linux-riscv@...ts.infradead.org, linux-kernel@...r.kernel.org,
	linux-acpi@...r.kernel.org, acpica-devel@...ts.linux.dev
Subject: Re: [PATCH v2 4/6] ACPI: NUMA: Make some NUMA related parse
 functions common

On Thu, Mar 07, 2024 at 04:47:56PM +0800, Haibo Xu wrote:
> The acpi_numa_slit_init(), acpi_numa_memory_affinity_init()
> and acpi_parse_cfmws() functions are common enough to be used
> on platforms that support ACPI_NUMA(x86/arm64/loongarch).
> Remove the condition to avoid long defined(CONFIG_ARCH) check
> when new platform(riscv) support was enabled.
> 
> Suggested-by: Sunil V L <sunilvl@...tanamicro.com>
> Signed-off-by: Haibo Xu <haibo1.xu@...el.com>
> ---
>  drivers/acpi/numa/srat.c | 8 --------
>  1 file changed, 8 deletions(-)
> 
> diff --git a/drivers/acpi/numa/srat.c b/drivers/acpi/numa/srat.c
> index 1946431c0eef..938c4adb7ec4 100644
> --- a/drivers/acpi/numa/srat.c
> +++ b/drivers/acpi/numa/srat.c
> @@ -219,7 +219,6 @@ int __init srat_disabled(void)
>  	return acpi_numa < 0;
>  }
>  
> -#if defined(CONFIG_X86) || defined(CONFIG_ARM64) || defined(CONFIG_LOONGARCH)
>  /*
>   * Callback for SLIT parsing.  pxm_to_node() returns NUMA_NO_NODE for
>   * I/O localities since SRAT does not list them.  I/O localities are
> @@ -351,13 +350,6 @@ static int __init acpi_parse_cfmws(union acpi_subtable_headers *header,
>  	(*fake_pxm)++;
>  	return 0;
>  }
> -#else
> -static int __init acpi_parse_cfmws(union acpi_subtable_headers *header,
> -				   void *arg, const unsigned long table_end)
> -{
> -	return 0;
> -}
> -#endif /* defined(CONFIG_X86) || defined (CONFIG_ARM64) */
>  
>  static int __init acpi_parse_slit(struct acpi_table_header *table)
>  {
LGTM.
Reviewed-by: Sunil V L <sunilvl@...tanamicro.com>