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Subject: Re: [PATCH 16/18] clocksource: Replace setup_irq() by request_irq()
To:     afzal mohammed <afzal.mohd.ma@gmail.com>,
        linux-kernel@vger.kernel.org, linux-rpi-kernel@lists.infradead.org,
        linux-arm-kernel@lists.infradead.org,
        linux-samsung-soc@vger.kernel.org,
        linux-amlogic@lists.infradead.org
Cc:     Thomas Gleixner <tglx@linutronix.de>,
        Florian Fainelli <f.fainelli@gmail.com>,
        Ray Jui <rjui@broadcom.com>,
        Scott Branden <sbranden@broadcom.com>,
        bcm-kernel-feedback-list@broadcom.com,
        Nicolas Saenz Julienne <nsaenzjulienne@suse.de>,
        Kukjin Kim <kgene@kernel.org>,
        Krzysztof Kozlowski <krzk@kernel.org>,
        Shawn Guo <shawnguo@kernel.org>,
        Sascha Hauer <s.hauer@pengutronix.de>,
        Pengutronix Kernel Team <kernel@pengutronix.de>,
        Fabio Estevam <festevam@gmail.com>,
        NXP Linux Team <linux-imx@nxp.com>,
        Barry Song <baohua@kernel.org>,
        =?UTF-8?Q?Uwe_Kleine-K=c3=b6nig?= <u.kleine-koenig@pengutronix.de>,
        Kevin Hilman <khilman@baylibre.com>,
        Linus Walleij <linus.walleij@linaro.org>,
        Tony Prisk <linux@prisktech.co.nz>,
        Allison Randal <allison@lohutok.net>,
        Enrico Weigelt <info@metux.net>,
        Greg Kroah-Hartman <gregkh@linuxfoundation.org>,
        Kate Stewart <kstewart@linuxfoundation.org>
References: <cover.1581478323.git.afzal.mohd.ma@gmail.com>
 <109d17402bc75ed186a2e151dfda1edf05463b5a.1581478324.git.afzal.mohd.ma@gmail.com>
From:   Daniel Lezcano <daniel.lezcano@linaro.org>
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Message-ID: <7ebf8cbc-0186-c8ea-fc0d-979c762b526b@linaro.org>
Date:   Thu, 20 Feb 2020 12:13:41 +0100
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Sender: linux-kernel-owner@vger.kernel.org
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On 12/02/2020 09:05, afzal mohammed wrote:
> request_irq() is preferred over setup_irq(). Existing callers of
> setup_irq() reached mostly via 'init_IRQ()' & 'time_init()', while
> memory allocators are ready by 'mm_init()'.
> 
> Per tglx[1], setup_irq() existed in olden days when allocators were not
> ready by the time early interrupts were initialized.
> 
> Hence replace setup_irq() by request_irq().
> 
> Seldom remove_irq() usage has been observed coupled with setup_irq(),
> wherever that has been found, it too has been replaced by free_irq().
> 
> [1] https://lkml.kernel.org/r/alpine.DEB.2.20.1710191609480.1971@nanos
> 
> Signed-off-by: afzal mohammed <afzal.mohd.ma@gmail.com>

Nice, thanks for this cleanup

Acked-by: Daniel Lezcano <daniel.lezcano@linaro.org>

[ ... ]

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