linux-kernel - Re: [RFC PATCH 1/4] mm/mempolicy: Expose policy

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Message-Id: <20250617223005.2526-1-sj@kernel.org>
Date: Tue, 17 Jun 2025 15:30:05 -0700
From: SeongJae Park <sj@...nel.org>
To: Bijan Tabatabai <bijan311@...il.com>
Cc: SeongJae Park <sj@...nel.org>,
	Gregory Price <gourry@...rry.net>,
	David Hildenbrand <david@...hat.com>,
	linux-mm@...ck.org,
	linux-doc@...r.kernel.org,
	linux-kernel@...r.kernel.org,
	akpm@...ux-foundation.org,
	corbet@....net,
	ziy@...dia.com,
	matthew.brost@...el.com,
	joshua.hahnjy@...il.com,
	rakie.kim@...com,
	byungchul@...com,
	ying.huang@...ux.alibaba.com,
	apopple@...dia.com,
	bijantabatab@...ron.com,
	venkataravis@...ron.com,
	emirakhur@...ron.com,
	ajayjoshi@...ron.com,
	vtavarespetr@...ron.com,
	damon@...ts.linux.dev
Subject: Re: [RFC PATCH 1/4] mm/mempolicy: Expose policy_nodemask() in include/linux/mempolicy.h

On Tue, 17 Jun 2025 14:54:39 -0500 Bijan Tabatabai <bijan311@...il.com> wrote:

[...]
> Given this discussion, as well as Joshua's comments earlier [1], it
> sounds like while people aren't exactly opposed to using mempolicy for
> this, the building consensus is that it would be best not to. I will
> move the interleave logic to DAMON for the next revision. However, I
> still think it makes sense to use the global weights (probably via
> get_il_weight) for now to avoid allocating pages a certain way and
> then migrating them soon after.

Makes sense to me :)

> 
> I'll try to send the next version of the patch set by the end of the week.

Looking forwrd to it!


Thanks,
SJ

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