linux-kernel - Re: [Patch v3 -mm 1/2] mm/slab: add is_kmalloc

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Message-ID: <8d8a3e03-d019-df20-9525-ea4b4043540f@google.com>
Date:   Wed, 4 Jan 2023 17:41:50 -0800 (PST)
From:   David Rientjes <rientjes@...gle.com>
To:     Feng Tang <feng.tang@...el.com>
cc:     Andrew Morton <akpm@...ux-foundation.org>,
        Vlastimil Babka <vbabka@...e.cz>,
        Christoph Lameter <cl@...ux.com>,
        Pekka Enberg <penberg@...nel.org>,
        Joonsoo Kim <iamjoonsoo.kim@....com>,
        Roman Gushchin <roman.gushchin@...ux.dev>,
        Hyeonggon Yoo <42.hyeyoo@...il.com>,
        Andrey Konovalov <andreyknvl@...il.com>,
        Dmitry Vyukov <dvyukov@...gle.com>,
        Andrey Ryabinin <ryabinin.a.a@...il.com>,
        Alexander Potapenko <glider@...gle.com>,
        Vincenzo Frascino <vincenzo.frascino@....com>,
        linux-mm@...ck.org, kasan-dev@...glegroups.com,
        linux-kernel@...r.kernel.org
Subject: Re: [Patch v3 -mm 1/2] mm/slab: add is_kmalloc_cache() helper
 function

On Wed, 4 Jan 2023, Feng Tang wrote:

> commit 6edf2576a6cc ("mm/slub: enable debugging memory wasting of
> kmalloc") introduces 'SLAB_KMALLOC' bit specifying whether a
> kmem_cache is a kmalloc cache for slab/slub (slob doesn't have
> dedicated kmalloc caches).
> 
> Add a helper inline function for other components like kasan to
> simplify code.
> 
> Signed-off-by: Feng Tang <feng.tang@...el.com>
> Acked-by: Vlastimil Babka <vbabka@...e.cz>
> Acked-by: Hyeonggon Yoo <42.hyeyoo@...il.com>

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