linux-kernel - Re: [PATCH v3 4/5] amba: Make the remove callback return void

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Date:   Tue, 26 Jan 2021 19:05:11 +0000
From:   Russell King - ARM Linux admin <linux@...linux.org.uk>
To:     Uwe Kleine-König 
        <u.kleine-koenig@...gutronix.de>
Cc:     Suzuki K Poulose <suzuki.poulose@....com>,
        Arnd Bergmann <arnd@...db.de>, Matt Mackall <mpm@...enic.com>,
        Herbert Xu <herbert@...dor.apana.org.au>,
        Vinod Koul <vkoul@...nel.org>,
        Dan Williams <dan.j.williams@...el.com>,
        Eric Anholt <eric@...olt.net>, David Airlie <airlied@...ux.ie>,
        Daniel Vetter <daniel@...ll.ch>,
        Mathieu Poirier <mathieu.poirier@...aro.org>,
        Alexander Shishkin <alexander.shishkin@...ux.intel.com>,
        Maxime Coquelin <mcoquelin.stm32@...il.com>,
        Alexandre Torgue <alexandre.torgue@...com>,
        Linus Walleij <linus.walleij@...aro.org>,
        Dmitry Torokhov <dmitry.torokhov@...il.com>,
        Vladimir Zapolskiy <vz@...ia.com>,
        Krzysztof Kozlowski <krzk@...nel.org>,
        Ulf Hansson <ulf.hansson@...aro.org>,
        Alessandro Zummo <a.zummo@...ertech.it>,
        Alexandre Belloni <alexandre.belloni@...tlin.com>,
        Mark Brown <broonie@...nel.org>,
        Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
        Jiri Slaby <jirislaby@...nel.org>,
        Eric Auger <eric.auger@...hat.com>,
        Alex Williamson <alex.williamson@...hat.com>,
        Cornelia Huck <cohuck@...hat.com>,
        Wim Van Sebroeck <wim@...ux-watchdog.org>,
        Guenter Roeck <linux@...ck-us.net>,
        Jaroslav Kysela <perex@...ex.cz>,
        Takashi Iwai <tiwai@...e.com>, linux-rtc@...r.kernel.org,
        kvm@...r.kernel.org, linux-fbdev@...r.kernel.org,
        linux-serial@...r.kernel.org, coresight@...ts.linaro.org,
        linux-input@...r.kernel.org, linux-mmc@...r.kernel.org,
        linux-kernel@...r.kernel.org, dri-devel@...ts.freedesktop.org,
        linux-spi@...r.kernel.org, linux-i2c@...r.kernel.org,
        alsa-devel@...a-project.org, linux-crypto@...r.kernel.org,
        kernel@...gutronix.de, Leo Yan <leo.yan@...aro.org>,
        dmaengine@...r.kernel.org, linux-watchdog@...r.kernel.org,
        linux-stm32@...md-mailman.stormreply.com,
        linux-arm-kernel@...ts.infradead.org,
        Mike Leach <mike.leach@...aro.org>
Subject: Re: [PATCH v3 4/5] amba: Make the remove callback return void

On Tue, Jan 26, 2021 at 06:56:52PM +0100, Uwe Kleine-König wrote:
> I'm surprised to see that the remove callback introduced in 2952ecf5df33
> ("coresight: etm4x: Refactor probing routine") has an __exit annotation.

In general, remove callbacks should not have an __exit annotation.
__exit _can_ be discarded at link time for built-in stuff.

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