linux-kernel - Re: [PATCH] mfd: Drop obsolete dependencies on COMPILE

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Message-ID: <Y5HjkaWNF5/nTVTQ@google.com>
Date:   Thu, 8 Dec 2022 13:16:01 +0000
From:   Lee Jones <lee@...nel.org>
To:     Jean Delvare <jdelvare@...e.de>
Cc:     LKML <linux-kernel@...r.kernel.org>,
        Bartosz Golaszewski <brgl@...ev.pl>,
        Chanwoo Choi <cw00.choi@...sung.com>,
        Krzysztof Kozlowski <krzysztof.kozlowski@...aro.org>,
        Bartlomiej Zolnierkiewicz <b.zolnierkie@...sung.com>,
        Luca Ceresoli <luca.ceresoli@...tlin.com>,
        Jonathan Neuschäfer <j.neuschaefer@....net>
Subject: Re: [PATCH] mfd: Drop obsolete dependencies on COMPILE_TEST

On Tue, 22 Nov 2022, Jean Delvare wrote:

> Since commit 0166dc11be91 ("of: make CONFIG_OF user selectable"), it
> is possible to test-build any driver which depends on OF on any
> architecture by explicitly selecting OF. Therefore depending on
> COMPILE_TEST as an alternative is no longer needed.
> 
> It is actually better to always build such drivers with OF enabled,
> so that the test builds are closer to how each driver will actually be
> built on its intended target. Building them without OF may not test
> much as the compiler will optimize out potentially large parts of the
> code. In the worst case, this could even pop false positive warnings.
> Dropping COMPILE_TEST here improves the quality of our testing and
> avoids wasting time on non-existent issues.
> 
> As a minor optimization, this also lets us drop of_match_ptr(), as we
> now know what it will resolve to, we might as well save cpp some work.
> 
> Signed-off-by: Jean Delvare <jdelvare@...e.de>
> Cc: Lee Jones <lee@...nel.org>
> Cc: Bartosz Golaszewski <brgl@...ev.pl>
> Cc: Chanwoo Choi <cw00.choi@...sung.com>
> Cc: Krzysztof Kozlowski <krzysztof.kozlowski@...aro.org>
> Cc: Bartlomiej Zolnierkiewicz <b.zolnierkie@...sung.com>
> Cc: Luca Ceresoli <luca.ceresoli@...tlin.com>
> Cc: "Jonathan Neuschäfer" <j.neuschaefer@....net>
> ---
>  drivers/mfd/Kconfig          |   16 ++++++++--------
>  drivers/mfd/motorola-cpcap.c |    2 +-
>  2 files changed, 9 insertions(+), 9 deletions(-)

Applied, thanks.

-- 
Lee Jones [李琼斯]