linux-kernel - Re: [PATCH] mm: remove CONFIG_MEMCG

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Message-ID: <uf7eyxzbpq7bmngdsre4qxyzkzzukqyw5oz5c4v4fzcdrbptss@3o6uwbvr7e7o>
Date: Mon, 1 Jul 2024 09:14:07 -0700
From: Shakeel Butt <shakeel.butt@...ux.dev>
To: Johannes Weiner <hannes@...xchg.org>
Cc: Andrew Morton <akpm@...ux-foundation.org>, 
	Michal Hocko <mhocko@...e.com>, Roman Gushchin <roman.gushchin@...ux.dev>, 
	Muchun Song <muchun.song@...ux.dev>, linux-mm@...ck.org, cgroups@...r.kernel.org, 
	linux-kernel@...r.kernel.org
Subject: Re: [PATCH] mm: remove CONFIG_MEMCG_KMEM

On Mon, Jul 01, 2024 at 11:31:15AM GMT, Johannes Weiner wrote:
> CONFIG_MEMCG_KMEM used to be a user-visible option for whether slab
> tracking is enabled. It has been default-enabled and equivalent to
> CONFIG_MEMCG for almost a decade. We've only grown more kernel memory
> accounting sites since, and there is no imaginable cgroup usecase
> going forward that wants to track user pages but not the multitude of
> user-drivable kernel allocations.
> 
> Signed-off-by: Johannes Weiner <hannes@...xchg.org>
> Acked-by: Roman Gushchin <roman.gushchin@...ux.dev>
> Acked-by: Michal Hocko <mhocko@...e.com>

Acked-by: Shakeel Butt <shakeel.butt@...ux.dev>