linux-kernel - Re: [PATCH 19/40] change alloc_pages name in dma_map

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Message-ID: <CAJuCfpGPVWQ1RYVSZOiXe2xDVbgMFAxVf2x=2xbgor=YqpntzQ@mail.gmail.com>
Date:   Wed, 3 May 2023 11:03:30 -0700
From:   Suren Baghdasaryan <surenb@...gle.com>
To:     Steven Rostedt <rostedt@...dmis.org>
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Subject: Re: [PATCH 19/40] change alloc_pages name in dma_map_ops to avoid
 name conflicts

On Wed, May 3, 2023 at 9:25 AM Steven Rostedt <rostedt@...dmis.org> wrote:
>
> On Mon,  1 May 2023 09:54:29 -0700
> Suren Baghdasaryan <surenb@...gle.com> wrote:
>
> > After redefining alloc_pages, all uses of that name are being replaced.
> > Change the conflicting names to prevent preprocessor from replacing them
> > when it's not intended.
>
> Note, every change log should have enough information in it to know why it
> is being done. This says what the patch does, but does not fully explain
> "why". It should never be assumed that one must read other patches to get
> the context. A year from now, investigating git history, this may be the
> only thing someone sees for why this change occurred.
>
> The "why" above is simply "prevent preprocessor from replacing them
> when it's not intended". What does that mean?

Thanks for the feedback, Steve. I'll make appropriate modifications to
the description.

>
> -- Steve
>
>
> >
> > Signed-off-by: Suren Baghdasaryan <surenb@...gle.com>
>
> --
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