linux-kernel - Re: [PATCH v3 18/18] cxl/acpi: Unify CFMWS memory log messages with SRAT messages

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Message-ID: <98940e54-a4da-4362-b137-75580da4a2fe@intel.com>
Date: Thu, 20 Feb 2025 10:46:04 -0700
From: Dave Jiang <dave.jiang@...el.com>
To: Robert Richter <rrichter@....com>,
 Alison Schofield <alison.schofield@...el.com>,
 Vishal Verma <vishal.l.verma@...el.com>, Ira Weiny <ira.weiny@...el.com>,
 Dan Williams <dan.j.williams@...el.com>,
 Jonathan Cameron <Jonathan.Cameron@...wei.com>,
 Davidlohr Bueso <dave@...olabs.net>
Cc: linux-cxl@...r.kernel.org, linux-kernel@...r.kernel.org,
 Gregory Price <gourry@...rry.net>,
 "Fabio M. De Francesco" <fabio.m.de.francesco@...ux.intel.com>,
 Terry Bowman <terry.bowman@....com>
Subject: Re: [PATCH v3 18/18] cxl/acpi: Unify CFMWS memory log messages with
 SRAT messages

On 2/11/25 2:53 AM, Robert Richter wrote:
> CFMWS entries have a similar importance as SRAT table entries to
> describe memory regions. For CXL error analysis and memory debugging
> information of both is needed. Unify output of both messages to
> improve logging. Change the style of CFMWS message according to SRAT
> output. Also, turn messages into a dev_info() same as for SRAT.
> 
> SRAT pr_info() for reference:
> 
> drivers/acpi/numa/srat.c:
>   pr_info("SRAT: Node %u PXM %u [mem %#010Lx-%#010Lx]%s%s\n",
> 
> Signed-off-by: Robert Richter <rrichter@....com>
> Reviewed-by: Gregory Price <gourry@...rry.net>
> Tested-by: Gregory Price <gourry@...rry.net>

Reviewed-by: Dave Jiang <dave.jiang@...el.com>
> ---
>  drivers/cxl/acpi.c | 2 +-
>  1 file changed, 1 insertion(+), 1 deletion(-)
> 
> diff --git a/drivers/cxl/acpi.c b/drivers/cxl/acpi.c
> index 3e75e612cbc4..93c73b163c28 100644
> --- a/drivers/cxl/acpi.c
> +++ b/drivers/cxl/acpi.c
> @@ -447,7 +447,7 @@ static int cxl_parse_cfmws(union acpi_subtable_headers *header, void *arg,
>  			cfmws->base_hpa,
>  			cfmws->base_hpa + cfmws->window_size - 1, rc);
>  	else
> -		dev_dbg(dev, "decode range: node: %d range [%#llx - %#llx]\n",
> +		dev_info(dev, "ACPI: CFMWS: Node %u [mem %#010Lx-%#010Lx]\n",
>  			phys_to_target_node(cfmws->base_hpa), cfmws->base_hpa,
>  			cfmws->base_hpa + cfmws->window_size - 1);
>