linux-kernel - Re: [PATCH] mm, slub: remove slub_memcg_sysfs boot param and CONFIG_SLUB_MEMCG_SYSFS

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Message-ID: <69d1e35a-7324-5e7e-6a7-cb3246c865b6@google.com>
Date:   Wed, 27 Jan 2021 11:18:56 -0800 (PST)
From:   David Rientjes <rientjes@...gle.com>
To:     Vlastimil Babka <vbabka@...e.cz>
cc:     Christoph Lameter <cl@...ux.com>,
        Pekka Enberg <penberg@...nel.org>,
        Joonsoo Kim <iamjoonsoo.kim@....com>,
        Andrew Morton <akpm@...ux-foundation.org>, linux-mm@...ck.org,
        linux-kernel@...r.kernel.org, Roman Gushchin <guro@...com>
Subject: Re: [PATCH] mm, slub: remove slub_memcg_sysfs boot param and
 CONFIG_SLUB_MEMCG_SYSFS_ON

On Wed, 27 Jan 2021, Vlastimil Babka wrote:

> The boot param and config determine the value of memcg_sysfs_enabled, which is
> unused since commit 10befea91b61 ("mm: memcg/slab: use a single set of
> kmem_caches for all allocations") as there are no per-memcg kmem caches
> anymore.
> 
> Signed-off-by: Vlastimil Babka <vbabka@...e.cz>

Acked-by: David Rientjes <rientjes@...gle.com>