linux-kernel - Re: [PATCH] leds: Use DEVICE_ATTR

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Date:   Sun, 13 Dec 2020 00:40:10 -0800
From:   Joe Perches <joe@...ches.com>
To:     Dwaipayan Ray <dwaipayanray1@...il.com>,
        Lukas Bulwahn <lukas.bulwahn@...il.com>
Cc:     linux-leds@...r.kernel.org,
        Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
        Dan Murphy <dmurphy@...com>, Pavel Machek <pavel@....cz>,
        Linux Kernel Mailing List <linux-kernel@...r.kernel.org>,
        linux-kernel-mentees@...ts.linuxfoundation.org
Subject: Re: [PATCH] leds: Use DEVICE_ATTR_{RW, RO, WO} macros

On Sun, 2020-12-13 at 13:48 +0530, Dwaipayan Ray wrote:
> On Sun, Dec 13, 2020 at 1:31 PM Lukas Bulwahn <lukas.bulwahn@...il.com> wrote:
[]
> > Will you also add a checkpatch rule to identify other DEVICE_ATTR(...)
> > that can be adjusted to the refined macros, so that checkpatch informs
> > other submitters as well?
> > 
> I think a checkpatch rule for this already exists. But it cannot automatically
> rename the function names. That might be the only drawback we got.
> Probably clang-format could fix these automatically.

clang-format is not a tool to rewrite code only neaten its layout.

coccinelle _might_ be able to do this for limited cases where the
show function is in the same compilation unit/file, but even then
it would not be a trivial script.