linux-kernel - Re: [PATCH v8 3/3] acpi,srat: give memory block size advice based on CFMWS alignment

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Message-ID: <Z-w15qSwQYz-oJF6@localhost.localdomain>
Date: Tue, 1 Apr 2025 20:52:22 +0200
From: Oscar Salvador <osalvador@...e.de>
To: Gregory Price <gourry@...rry.net>
Cc: linux-mm@...ck.org, linux-acpi@...r.kernel.org, kernel-team@...a.com,
	x86@...nel.org, linux-kernel@...r.kernel.org,
	dave.hansen@...ux.intel.com, luto@...nel.org, peterz@...radead.org,
	tglx@...utronix.de, mingo@...hat.com, bp@...en8.de, hpa@...or.com,
	rafael@...nel.org, lenb@...nel.org, david@...hat.com,
	gregkh@...uxfoundation.org, akpm@...ux-foundation.org,
	dan.j.williams@...el.com, Jonathan.Cameron@...wei.com,
	alison.schofield@...el.com, rrichter@....com, rppt@...nel.org,
	bfaccini@...dia.com, haibo1.xu@...el.com, dave.jiang@...el.com,
	Fan Ni <fan.ni@...sung.com>,
	"Rafael J. Wysocki" <rafael.j.wysocki@...el.com>,
	Ira Weiny <ira.weiny@...el.com>
Subject: Re: [PATCH v8 3/3] acpi,srat: give memory block size advice based on
 CFMWS alignment

On Mon, Jan 27, 2025 at 10:34:05AM -0500, Gregory Price wrote:
> Capacity is stranded when CFMWS regions are not aligned to block size.
> On x86, block size increases with capacity (2G blocks @ 64G capacity).
> 
> Use CFMWS base/size to report memory block size alignment advice.
> 
> Suggested-by: Dan Williams <dan.j.williams@...el.com>
> Acked-by: Mike Rapoport (Microsoft) <rppt@...nel.org>
> Acked-by: David Hildenbrand <david@...hat.com>
> Acked-by: Dan Williams <dan.j.williams@...el.com>
> Tested-by: Fan Ni <fan.ni@...sung.com>
> Acked-by: Rafael J. Wysocki <rafael.j.wysocki@...el.com>
> Reviewed-by: Ira Weiny <ira.weiny@...el.com>
> Signed-off-by: Gregory Price <gourry@...rry.net>

Acked-by: Oscar Salvador <osalvador@...e.de>


-- 
Oscar Salvador
SUSE Labs