linux-kernel - Re: [RFC] Disable auto_movable

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Message-ID: <aIdy6tzlrZhrXw3t@tiehlicka>
Date: Mon, 28 Jul 2025 14:54:02 +0200
From: Michal Hocko <mhocko@...e.com>
To: David Hildenbrand <david@...hat.com>
Cc: Oscar Salvador <osalvador@...e.de>, linux-mm@...ck.org,
	linux-kernel@...r.kernel.org, Hannes Reinecke <hare@...nel.org>
Subject: Re: [RFC] Disable auto_movable_ratio for selfhosted memmap

On Mon 28-07-25 14:27:01, David Hildenbrand wrote:
> On 28.07.25 14:17, Michal Hocko wrote:
[...]
> > In other words what would break if we didn't expose CXL memory through
> > memory blocks in sysfs?
> 
> I think the whole libdaxctl handling for onlining memory is based on that.

I am not familiar with libdaxctl so bear with me. What exactly from the
existing sysfs interface does it need?
-- 
Michal Hocko
SUSE Labs