On Thu, Sep 17, 2020 at 11:40 AM Christopher Lameter <c...@linux.com> wrote:
>
> 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?

See my response to the similar question about the SLAB allocator:
https://lore.kernel.org/linux-arm-kernel/CAG_fn=XMc8NPZPFtUE=rdoR=xjh4f+txzs-w5n4vuawktjc...@mail.gmail.com/



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Alexander Potapenko
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