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Subject: Re: [PATCH 08/16] tty: drivers/tty/serial/, stop using
 tty_flip_buffer_push
To:     Jiri Slaby <jslaby@suse.cz>, gregkh@linuxfoundation.org
Cc:     linux-serial@vger.kernel.org, linux-kernel@vger.kernel.org,
        Joel Stanley <joel@jms.id.au>,
        Andrew Jeffery <andrew@aj.id.au>,
        Al Cooper <alcooperx@gmail.com>,
        Matthias Brugger <matthias.bgg@gmail.com>,
        Tobias Klauser <tklauser@distanz.ch>,
        Russell King <linux@armlinux.org.uk>,
        Vineet Gupta <vgupta@kernel.org>,
        Richard Genoud <richard.genoud@gmail.com>,
        Nicolas Ferre <nicolas.ferre@microchip.com>,
        Alexandre Belloni <alexandre.belloni@bootlin.com>,
        Ludovic Desroches <ludovic.desroches@microchip.com>,
        Florian Fainelli <f.fainelli@gmail.com>,
        bcm-kernel-feedback-list@broadcom.com,
        Alexander Shiyan <shc_work@mail.ru>,
        Baruch Siach <baruch@tkos.co.il>,
        "Maciej W. Rozycki" <macro@orcam.me.uk>,
        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>,
        Karol Gugala <kgugala@antmicro.com>,
        Mateusz Holenko <mholenko@antmicro.com>,
        Vladimir Zapolskiy <vz@mleia.com>,
        Neil Armstrong <narmstrong@baylibre.com>,
        Kevin Hilman <khilman@baylibre.com>,
        Jerome Brunet <jbrunet@baylibre.com>,
        Martin Blumenstingl <martin.blumenstingl@googlemail.com>,
        Liviu Dudau <liviu.dudau@arm.com>,
        Sudeep Holla <sudeep.holla@arm.com>,
        Lorenzo Pieralisi <lorenzo.pieralisi@arm.com>,
        Andy Gross <agross@kernel.org>,
        Bjorn Andersson <bjorn.andersson@linaro.org>,
        =?UTF-8?Q?Andreas_F=c3=a4rber?= <afaerber@suse.de>,
        Manivannan Sadhasivam <mani@kernel.org>,
        Michael Ellerman <mpe@ellerman.id.au>,
        Benjamin Herrenschmidt <benh@kernel.crashing.org>,
        Paul Mackerras <paulus@samba.org>,
        Kevin Cernekee <cernekee@gmail.com>,
        Laxman Dewangan <ldewangan@nvidia.com>,
        Thierry Reding <thierry.reding@gmail.com>,
        Jonathan Hunter <jonathanh@nvidia.com>,
        Palmer Dabbelt <palmer@dabbelt.com>,
        Paul Walmsley <paul.walmsley@sifive.com>,
        Orson Zhai <orsonzhai@gmail.com>,
        Baolin Wang <baolin.wang7@gmail.com>,
        Chunyan Zhang <zhang.lyra@gmail.com>,
        Patrice Chotard <patrice.chotard@foss.st.com>,
        Maxime Coquelin <mcoquelin.stm32@gmail.com>,
        Alexandre Torgue <alexandre.torgue@foss.st.com>,
        "David S. Miller" <davem@davemloft.net>,
        Peter Korsgaard <jacmet@sunsite.dk>,
        Timur Tabi <timur@kernel.org>,
        Michal Simek <michal.simek@xilinx.com>
References: <20210914091134.17426-1-jslaby@suse.cz>
 <20210914091415.17918-1-jslaby@suse.cz>
From:   Krzysztof Kozlowski <krzysztof.kozlowski@canonical.com>
Message-ID: <3551622b-31a5-d349-5785-a07fc1241958@canonical.com>
Date:   Tue, 14 Sep 2021 11:17:56 +0200
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On 14/09/2021 11:14, Jiri Slaby wrote:
> Since commit a9c3f68f3cd8d (tty: Fix low_latency BUG) in 2014,
> tty_flip_buffer_push() is only a wrapper to tty_schedule_flip(). We are
> going to remove the former, so call the latter directly in
> drivers/tty/serial/.
> 
> Signed-off-by: Jiri Slaby <jslaby@suse.cz>
> Cc: Joel Stanley <joel@jms.id.au>
> Cc: Andrew Jeffery <andrew@aj.id.au>
> Cc: Al Cooper <alcooperx@gmail.com>
> Cc: Matthias Brugger <matthias.bgg@gmail.com>
> Cc: Tobias Klauser <tklauser@distanz.ch>
> Cc: Russell King <linux@armlinux.org.uk>
> Cc: Vineet Gupta <vgupta@kernel.org>
> Cc: Richard Genoud <richard.genoud@gmail.com>
> Cc: Nicolas Ferre <nicolas.ferre@microchip.com>
> Cc: Alexandre Belloni <alexandre.belloni@bootlin.com>
> Cc: Ludovic Desroches <ludovic.desroches@microchip.com>
> Cc: Florian Fainelli <f.fainelli@gmail.com>
> Cc: bcm-kernel-feedback-list@broadcom.com
> Cc: Alexander Shiyan <shc_work@mail.ru>
> Cc: Baruch Siach <baruch@tkos.co.il>
> Cc: "Maciej W. Rozycki" <macro@orcam.me.uk>
> Cc: Shawn Guo <shawnguo@kernel.org>
> Cc: Sascha Hauer <s.hauer@pengutronix.de>
> Cc: Pengutronix Kernel Team <kernel@pengutronix.de>
> Cc: Fabio Estevam <festevam@gmail.com>
> Cc: NXP Linux Team <linux-imx@nxp.com>
> Cc: Karol Gugala <kgugala@antmicro.com>
> Cc: Mateusz Holenko <mholenko@antmicro.com>
> Cc: Vladimir Zapolskiy <vz@mleia.com>
> Cc: Neil Armstrong <narmstrong@baylibre.com>
> Cc: Kevin Hilman <khilman@baylibre.com>
> Cc: Jerome Brunet <jbrunet@baylibre.com>
> Cc: Martin Blumenstingl <martin.blumenstingl@googlemail.com>
> Cc: Liviu Dudau <liviu.dudau@arm.com>
> Cc: Sudeep Holla <sudeep.holla@arm.com>
> Cc: Lorenzo Pieralisi <lorenzo.pieralisi@arm.com>
> Cc: Andy Gross <agross@kernel.org>
> Cc: Bjorn Andersson <bjorn.andersson@linaro.org>
> Cc: "Andreas Färber" <afaerber@suse.de>
> Cc: Manivannan Sadhasivam <mani@kernel.org>
> Cc: Michael Ellerman <mpe@ellerman.id.au>
> Cc: Benjamin Herrenschmidt <benh@kernel.crashing.org>
> Cc: Paul Mackerras <paulus@samba.org>
> Cc: Kevin Cernekee <cernekee@gmail.com>
> Cc: Krzysztof Kozlowski <krzysztof.kozlowski@canonical.com>
> Cc: Laxman Dewangan <ldewangan@nvidia.com>
> Cc: Thierry Reding <thierry.reding@gmail.com>
> Cc: Jonathan Hunter <jonathanh@nvidia.com>
> Cc: Palmer Dabbelt <palmer@dabbelt.com>
> Cc: Paul Walmsley <paul.walmsley@sifive.com>
> Cc: Orson Zhai <orsonzhai@gmail.com>
> Cc: Baolin Wang <baolin.wang7@gmail.com>
> Cc: Chunyan Zhang <zhang.lyra@gmail.com>
> Cc: Patrice Chotard <patrice.chotard@foss.st.com>
> Cc: Maxime Coquelin <mcoquelin.stm32@gmail.com>
> Cc: Alexandre Torgue <alexandre.torgue@foss.st.com>
> Cc: "David S. Miller" <davem@davemloft.net>
> Cc: Peter Korsgaard <jacmet@sunsite.dk>
> Cc: Timur Tabi <timur@kernel.org>
> Cc: Michal Simek <michal.simek@xilinx.com>
> ---
>  drivers/tty/serial/21285.c                  |  2 +-
>  drivers/tty/serial/8250/8250_aspeed_vuart.c |  2 +-
>  drivers/tty/serial/8250/8250_bcm7271.c      |  2 +-
>  drivers/tty/serial/8250/8250_dma.c          |  2 +-
>  drivers/tty/serial/8250/8250_mtk.c          |  2 +-
>  drivers/tty/serial/8250/8250_omap.c         |  2 +-
>  drivers/tty/serial/8250/8250_port.c         |  2 +-
>  drivers/tty/serial/altera_jtaguart.c        |  2 +-
>  drivers/tty/serial/altera_uart.c            |  2 +-
>  drivers/tty/serial/amba-pl010.c             |  2 +-
>  drivers/tty/serial/amba-pl011.c             |  6 +++---
>  drivers/tty/serial/apbuart.c                |  2 +-
>  drivers/tty/serial/ar933x_uart.c            |  2 +-
>  drivers/tty/serial/arc_uart.c               |  2 +-
>  drivers/tty/serial/atmel_serial.c           |  6 +++---
>  drivers/tty/serial/bcm63xx_uart.c           |  2 +-
>  drivers/tty/serial/clps711x.c               |  2 +-
>  drivers/tty/serial/cpm_uart/cpm_uart_core.c |  2 +-
>  drivers/tty/serial/digicolor-usart.c        |  2 +-
>  drivers/tty/serial/dz.c                     |  2 +-
>  drivers/tty/serial/fsl_linflexuart.c        |  2 +-
>  drivers/tty/serial/fsl_lpuart.c             |  6 +++---
>  drivers/tty/serial/icom.c                   |  2 +-
>  drivers/tty/serial/imx.c                    |  6 +++---
>  drivers/tty/serial/ip22zilog.c              |  4 ++--
>  drivers/tty/serial/jsm/jsm_tty.c            |  2 +-
>  drivers/tty/serial/kgdb_nmi.c               |  2 +-
>  drivers/tty/serial/lantiq.c                 |  4 ++--
>  drivers/tty/serial/liteuart.c               |  2 +-
>  drivers/tty/serial/lpc32xx_hs.c             |  2 +-
>  drivers/tty/serial/max3100.c                |  4 ++--
>  drivers/tty/serial/max310x.c                |  2 +-
>  drivers/tty/serial/mcf.c                    |  2 +-
>  drivers/tty/serial/men_z135_uart.c          |  2 +-
>  drivers/tty/serial/meson_uart.c             |  2 +-
>  drivers/tty/serial/milbeaut_usio.c          |  2 +-
>  drivers/tty/serial/mpc52xx_uart.c           |  2 +-
>  drivers/tty/serial/mps2-uart.c              |  4 ++--
>  drivers/tty/serial/msm_serial.c             |  6 +++---
>  drivers/tty/serial/mux.c                    |  2 +-
>  drivers/tty/serial/mvebu-uart.c             |  2 +-
>  drivers/tty/serial/mxs-auart.c              |  4 ++--
>  drivers/tty/serial/omap-serial.c            |  2 +-
>  drivers/tty/serial/owl-uart.c               |  2 +-
>  drivers/tty/serial/pch_uart.c               |  4 ++--
>  drivers/tty/serial/pic32_uart.c             |  2 +-
>  drivers/tty/serial/pmac_zilog.c             |  4 ++--
>  drivers/tty/serial/pxa.c                    |  2 +-
>  drivers/tty/serial/qcom_geni_serial.c       |  4 ++--
>  drivers/tty/serial/rda-uart.c               |  2 +-
>  drivers/tty/serial/rp2.c                    |  2 +-
>  drivers/tty/serial/sa1100.c                 |  2 +-
>  drivers/tty/serial/samsung_tty.c            |  6 +++---

For Samsung:
Acked-by: Krzysztof Kozlowski <krzysztof.kozlowski@canonical.com>

BR,
Krzysztof