From: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
To: Yu Tu <yu.tu@amlogic.com>
Cc: linux-serial@vger.kernel.org,
linux-arm-kernel@lists.infradead.org,
linux-amlogic@lists.infradead.org, linux-kernel@vger.kernel.org,
Jiri Slaby <jirislaby@kernel.org>,
Neil Armstrong <narmstrong@baylibre.com>,
Kevin Hilman <khilman@baylibre.com>,
Jerome Brunet <jbrunet@baylibre.com>,
Martin Blumenstingl <martin.blumenstingl@googlemail.com>
Subject: Re: [PATCH 1/3] tty: serial: meson: modify request_irq and free_irq
Date: Tue, 21 Dec 2021 08:30:23 +0100 [thread overview]
Message-ID: <YcGCj2jGpzl+sKcT@kroah.com> (raw)
In-Reply-To: <20211221071634.25980-2-yu.tu@amlogic.com>
On Tue, Dec 21, 2021 at 03:16:32PM +0800, Yu Tu wrote:
> Change request_irq to devm_request_irq and free_irq to devm_free_irq.
> It's better to change the code this way.
Why? What did this fix up? You still are manually requesting and
freeing the irq. What bug did you fix?
>
> The IRQF_SHARED interrupt flag was added because an interrupt error was
> detected when the serial port was opened twice in a row on the project.
That is a different change. Make that a different patch.
thanks,
greg k-h
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next prev parent reply other threads:[~2021-12-21 7:30 UTC|newest]
Thread overview: 17+ messages / expand[flat|nested] mbox.gz Atom feed top
2021-12-21 7:16 [PATCH 0/3] the UART driver compatible with the Amlogic Meson S4 SoC Yu Tu
2021-12-21 7:16 ` [PATCH 1/3] tty: serial: meson: modify request_irq and free_irq Yu Tu
2021-12-21 7:30 ` Greg Kroah-Hartman [this message]
2021-12-22 8:44 ` Yu Tu
2021-12-21 7:16 ` [PATCH 2/3] tty: serial: meson: meson_uart_shutdown omit clear AML_UART_TX_EN bit Yu Tu
2021-12-21 7:32 ` Greg Kroah-Hartman
2021-12-22 9:01 ` Yu Tu
2021-12-21 7:16 ` [PATCH 3/3] tty: serial: meson: add UART driver compatible with S4 SoC on-chip Yu Tu
2021-12-21 7:34 ` Greg Kroah-Hartman
2021-12-22 9:28 ` Yu Tu
2021-12-24 17:25 ` Martin Blumenstingl
2021-12-27 6:56 ` Yu Tu
2021-12-27 11:58 ` Jerome Brunet
2021-12-27 20:04 ` Martin Blumenstingl
2021-12-28 11:24 ` Yu Tu
2021-12-21 7:30 ` [PATCH 0/3] the UART driver compatible with the Amlogic Meson S4 SoC Greg Kroah-Hartman
2021-12-22 8:19 ` Yu Tu
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