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Date:   Thu, 17 Sep 2020 09:40:09 +0000 (UTC)
From:   Christopher Lameter <cl@linux.com>
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To:     Marco Elver <elver@google.com>
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Subject: Re: [PATCH v2 05/10] mm, kfence: insert KFENCE hooks for SLUB
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On Tue, 15 Sep 2020, Marco Elver wrote:

>  void *kmem_cache_alloc(struct kmem_cache *s, gfp_t gfpflags)
>  {
> -	void *ret = slab_alloc(s, gfpflags, _RET_IP_);
> +	void *ret = slab_alloc(s, gfpflags, _RET_IP_, s->object_size);

The additional size parameter is a part of a struct kmem_cache that is
already passed to the function. Why does the parameter list need to be
expanded?