linux-kernel - Re: [PATCH v6 3/7] ACPI/NUMA: Squash acpi_numa_slit_init() into acpi_parse

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Date: Tue, 30 Apr 2024 09:01:27 -0700
From: Alison Schofield <alison.schofield@...el.com>
To: Robert Richter <rrichter@....com>
Cc: "Rafael J. Wysocki" <rafael@...nel.org>,
	Dave Hansen <dave.hansen@...ux.intel.com>,
	Dan Williams <dan.j.williams@...el.com>, linux-acpi@...r.kernel.org,
	linux-kernel@...r.kernel.org, linux-cxl@...r.kernel.org,
	Len Brown <lenb@...nel.org>
Subject: Re: [PATCH v6 3/7] ACPI/NUMA: Squash acpi_numa_slit_init() into
 acpi_parse_slit()

On Tue, Apr 30, 2024 at 11:21:56AM +0200, Robert Richter wrote:
> After removing architectural code the helper function
> acpi_numa_slit_init() is no longer needed. Squash it into
> acpi_parse_slit(). No functional changes intended.

Reviewed-by: Alison Schofield <alison.schofield@...el.com>

> 
> Reviewed-by: Dan Williams <dan.j.williams@...el.com>
> Signed-off-by: Robert Richter <rrichter@....com>
> ---
>  drivers/acpi/numa/srat.c | 23 +++++++++--------------
>  1 file changed, 9 insertions(+), 14 deletions(-)
> 
> diff --git a/drivers/acpi/numa/srat.c b/drivers/acpi/numa/srat.c
> index e4d53e3660fd..430ddcfb8312 100644
> --- a/drivers/acpi/numa/srat.c
> +++ b/drivers/acpi/numa/srat.c
> @@ -218,10 +218,16 @@ __weak int __init numa_fill_memblks(u64 start, u64 end)
>   * I/O localities since SRAT does not list them.  I/O localities are
>   * not supported at this point.
>   */
> -static void __init acpi_numa_slit_init(struct acpi_table_slit *slit)
> +static int __init acpi_parse_slit(struct acpi_table_header *table)
>  {
> +	struct acpi_table_slit *slit = (struct acpi_table_slit *)table;
>  	int i, j;
>  
> +	if (!slit_valid(slit)) {
> +		pr_info("SLIT table looks invalid. Not used.\n");
> +		return -EINVAL;
> +	}
> +
>  	for (i = 0; i < slit->locality_count; i++) {
>  		const int from_node = pxm_to_node(i);
>  
> @@ -238,6 +244,8 @@ static void __init acpi_numa_slit_init(struct acpi_table_slit *slit)
>  				slit->entry[slit->locality_count * i + j]);
>  		}
>  	}
> +
> +	return 0;
>  }
>  
>  static int __init
> @@ -341,19 +349,6 @@ static int __init acpi_parse_cfmws(union acpi_subtable_headers *header,
>  	return 0;
>  }
>  
> -static int __init acpi_parse_slit(struct acpi_table_header *table)
> -{
> -	struct acpi_table_slit *slit = (struct acpi_table_slit *)table;
> -
> -	if (!slit_valid(slit)) {
> -		pr_info("SLIT table looks invalid. Not used.\n");
> -		return -EINVAL;
> -	}
> -	acpi_numa_slit_init(slit);
> -
> -	return 0;
> -}
> -
>  void __init __weak
>  acpi_numa_x2apic_affinity_init(struct acpi_srat_x2apic_cpu_affinity *pa)
>  {
> -- 
> 2.39.2
>