linux-kernel - Re: [PATCH v5 2/3] x86: probe memory block size advisement value during mm init

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Message-ID: <44325592-4185-4d14-8e8c-6b5b27bb4908@intel.com>
Date: Fri, 1 Nov 2024 08:22:20 -0700
From: Dave Hansen <dave.hansen@...el.com>
To: Gregory Price <gourry@...rry.net>, x86@...nel.org,
 linux-kernel@...r.kernel.org, linux-acpi@...r.kernel.org, linux-mm@...ck.org
Cc: linux-cxl@...r.kernel.org, Jonathan.Cameron@...wei.com,
 dan.j.williams@...el.com, rrichter@....com, Terry.Bowman@....com,
 dave.jiang@...el.com, ira.weiny@...el.com, alison.schofield@...el.com,
 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, osalvador@...e.de,
 gregkh@...uxfoundation.org, akpm@...ux-foundation.org, rppt@...nel.org
Subject: Re: [PATCH v5 2/3] x86: probe memory block size advisement value
 during mm init

On 11/1/24 06:47, Gregory Price wrote:
> Systems with hotplug may provide an advisement value on what the
> memblock size should be.  Probe this value when the rest of the
> configuration values are considered.

It's too bad this doesn't simplify any of the arch code, but it's also
not making it much worse.  I assume this is something that will go
through the mm tree, so:

Acked-by: Dave Hansen <dave.hansen@...ux.intel.com>