linux-kernel - Re: [PATCH v10 7/8] mm, folio_zero_user: support clearing page ranges

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Message-Id: <20251217122602.ecf88868aa473ff1d4905a7d@linux-foundation.org>
Date: Wed, 17 Dec 2025 12:26:02 -0800
From: Andrew Morton <akpm@...ux-foundation.org>
To: Ankur Arora <ankur.a.arora@...cle.com>
Cc: linux-kernel@...r.kernel.org, linux-mm@...ck.org, x86@...nel.org,
 david@...nel.org, bp@...en8.de, dave.hansen@...ux.intel.com, hpa@...or.com,
 mingo@...hat.com, mjguzik@...il.com, luto@...nel.org, peterz@...radead.org,
 tglx@...utronix.de, willy@...radead.org, raghavendra.kt@....com,
 chleroy@...nel.org, ioworker0@...il.com, boris.ostrovsky@...cle.com,
 konrad.wilk@...cle.com
Subject: Re: [PATCH v10 7/8] mm, folio_zero_user: support clearing page
 ranges

On Wed, 17 Dec 2025 11:51:43 -0800 Ankur Arora <ankur.a.arora@...cle.com> wrote:

> > If so, what's the timing on that?  It would be nice to do it in the
> > current -rc cycle for testing reasons and so the changelogs can be
> > updated to reflect the altered performance numbers.
> 
> I can send out an updated version of this patch later today. I think the
> only real change is updating the constant and perf stats motivating
> the chunk size value of 32MB.

Yep.  A tiny change wouldn't normally require a full resend, but fairly
widespread changelog updates would best be handled with a v11, please.

> Anything else you also think needs doing for this?

Nope.  Just lots of review, as always ;)

What's the story with architectures other that x86, btw?