linux-kernel - Re: [PATCH 05/16] mm/vma: rename mmap internal functions to avoid confusion

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Message-ID: <a8fe7ef8-07e5-45af-b930-ce5deda226d9@lucifer.local>
Date: Mon, 8 Sep 2025 16:31:58 +0100
From: Lorenzo Stoakes <lorenzo.stoakes@...cle.com>
To: David Hildenbrand <david@...hat.com>
Cc: Andrew Morton <akpm@...ux-foundation.org>,
        Jonathan Corbet <corbet@....net>, Matthew Wilcox <willy@...radead.org>,
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Subject: Re: [PATCH 05/16] mm/vma: rename mmap internal functions to avoid
 confusion

On Mon, Sep 08, 2025 at 05:19:18PM +0200, David Hildenbrand wrote:
> On 08.09.25 13:10, Lorenzo Stoakes wrote:
> > Now we have the f_op->mmap_prepare() hook, having a static function called
> > __mmap_prepare() that has nothing to do with it is confusing, so rename the
> > function.
> >
> > Additionally rename __mmap_complete() to __mmap_epilogue(), as we intend to
> > provide a f_op->mmap_complete() callback.
>
> Isn't prologue the opposite of epilogue? :)

:) well indeed, the prologue comes _first_ and epilogue comes _last_. So we
rename the bit that comes first

>
> I guess I would just have done a
>
> __mmap_prepare -> __mmap_setup()

Sure will rename to __mmap_setup().

>
> and left the __mmap_complete() as is.

But we are adding a 'mmap_complete' hook :)'

I can think of another sensible name here then if I'm being too abstract here...

__mmap_finish() or something.

>
>
> --
> Cheers
>
> David / dhildenb
>

Cheers, Lorenzo