linux-hardening - Re: [PATCH v5 2/6] mm/slab: Plumb kmem_buckets into __do_kmalloc

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Message-ID: <4c840379-5b7f-40ea-b42c-08031cffaae4@web.de>
Date: Fri, 21 Jun 2024 11:37:53 +0200
From: Markus Elfring <Markus.Elfring@....de>
To: Kees Cook <kees@...nel.org>, Vlastimil Babka <vbabka@...e.cz>,
 linux-hardening@...r.kernel.org, kernel-janitors@...r.kernel.org,
 linux-mm@...ck.org
Cc: LKML <linux-kernel@...r.kernel.org>,
 Andrew Morton <akpm@...ux-foundation.org>, Christoph Lameter <cl@...ux.com>,
 David Rientjes <rientjes@...gle.com>,
 Herbert Xu <herbert@...dor.apana.org.au>, Hyeonggon Yoo
 <42.hyeyoo@...il.com>, Jann Horn <jannh@...gle.com>,
 Joonsoo Kim <iamjoonsoo.kim@....com>, Julia Lawall <julia.lawall@...ia.fr>,
 jvoisin <julien.voisin@...tri.org>,
 Kent Overstreet <kent.overstreet@...ux.dev>, Lee Jones <lee@...nel.org>,
 Matteo Rizzo <matteorizzo@...gle.com>, Pekka Enberg <penberg@...nel.org>,
 Roman Gushchin <roman.gushchin@...ux.dev>,
 Ruiqi Gong <gongruiqi@...weicloud.com>,
 Suren Baghdasaryan <surenb@...gle.com>, Thomas Graf <tgraf@...g.ch>,
 Xiu Jianfeng <xiujianfeng@...wei.com>
Subject: Re: [PATCH v5 2/6] mm/slab: Plumb kmem_buckets into
 __do_kmalloc_node()

…
> functions can then been built without the argument, …

                     be?


…
> +++ b/include/linux/slab.h
…
> -void *kmalloc_node_track_caller_noprof(size_t size, gfp_t flags, int node,
…
> +void *__kmalloc_node_track_caller_noprof(DECL_BUCKET_PARAMS(size, b), gfp_t flags, int node,
…

Would you ever like to reconsider the usage of double underscores in such identifiers
any more?
https://wiki.sei.cmu.edu/confluence/display/c/DCL37-C.+Do+not+declare+or+define+a+reserved+identifier

Regards,
Markus