linux-kernel - Re: [PATCH v5 06/12] mm, s390: constify mapping related test functions for improved const-correctness

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Message-ID: <CAKPOu+-_E6qKmRo8UXg+5wy9fACX5JHwqjV6uou6aueA_Y7iRA@mail.gmail.com>
Date: Mon, 1 Sep 2025 17:02:41 +0200
From: Max Kellermann <max.kellermann@...os.com>
To: David Hildenbrand <david@...hat.com>
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Subject: Re: [PATCH v5 06/12] mm, s390: constify mapping related test
 functions for improved const-correctness

On Mon, Sep 1, 2025 at 3:54 PM David Hildenbrand <david@...hat.com> wrote:
> > -int vma_is_stack_for_current(struct vm_area_struct *vma);
> > +int vma_is_stack_for_current(const struct vm_area_struct *vma);
>
> Should this also be *const ?

No. These are function protoypes. A "const" on a parameter value
(pointer address, not pointed-to memory) makes no sense on a
prototype.