linux-kernel - Re: [PATCH v2 2/5] mm/sl[au]b: unify _

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Message-ID: <74269fcd-60ef-5308-3aaf-e8944e37d1b0@suse.cz>
Date:   Fri, 4 Mar 2022 19:25:47 +0100
From:   Vlastimil Babka <vbabka@...e.cz>
To:     Hyeonggon Yoo <42.hyeyoo@...il.com>, linux-mm@...ck.org
Cc:     Christoph Lameter <cl@...ux.com>,
        Pekka Enberg <penberg@...nel.org>,
        David Rientjes <rientjes@...gle.com>,
        Joonsoo Kim <iamjoonsoo.kim@....com>,
        Andrew Morton <akpm@...ux-foundation.org>,
        Marco Elver <elver@...gle.com>,
        Matthew WilCox <willy@...radead.org>,
        Roman Gushchin <roman.gushchin@...ux.dev>,
        linux-kernel@...r.kernel.org
Subject: Re: [PATCH v2 2/5] mm/sl[au]b: unify __ksize()

On 3/4/22 07:34, Hyeonggon Yoo wrote:
> Now that SLAB passes large requests to page allocator like SLUB,
> Unify __ksize(). Only SLOB need to implement own version of __ksize()
> because it stores size in object header for kmalloc objects.
> 
> Signed-off-by: Hyeonggon Yoo <42.hyeyoo@...il.com>

Reviewed-by: Vlastimil Babka <vbabka@...e.cz>

As discussed, we can be more specific about the !folio_test_slab() case, but
that can be done on top.