linux-kernel - Re: [PATCH 2/5] mm/sl[auo]b: Do not export _

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Date:   Mon, 21 Feb 2022 15:46:01 +0000
From:   Matthew Wilcox <willy@...radead.org>
To:     Hyeonggon Yoo <42.hyeyoo@...il.com>
Cc:     linux-mm@...ck.org, Roman Gushchin <guro@...com>,
        Andrew Morton <akpm@...ux-foundation.org>,
        Vlastimil Babka <vbabka@...e.cz>, linux-kernel@...r.kernel.org,
        Joonsoo Kim <iamjoonsoo.kim@....com>,
        David Rientjes <rientjes@...gle.com>,
        Christoph Lameter <cl@...ux.com>,
        Pekka Enberg <penberg@...nel.org>
Subject: Re: [PATCH 2/5] mm/sl[auo]b: Do not export __ksize()

On Mon, Feb 21, 2022 at 10:53:33AM +0000, Hyeonggon Yoo wrote:
> Do not export __ksize(). Only kasan calls __ksize() directly.

We should probably delete (most of) the kernel-doc comment on __ksize,
leaving only the note that it's uninstrumented and only called by
kasan.  Also, we should probably move the declaration of __ksize from
include/linux/slab.h to mm/slab.h since we don't want to grow new callers.