From: Andy Shevchenko <andy.shevchenko@gmail.com>
To: Saravana Kannan <saravanak@google.com>
Cc: andrew lunn <andrew@lunn.ch>, peng fan <peng.fan@nxp.com>,
"Rafael J. Wysocki" <rafael@kernel.org>,
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linux-arm Mailing List <linux-arm-kernel@lists.infradead.org> ,
Andreas Farber <afaerber@suse.de>,
Maxime Coquelin
Subject: Re: [PATCH v2 2/2] serial: Set probe_no_timeout for all DT based drivers
Date: Fri, 1 Jul 2022 12:17:33 +0200 [thread overview]
Message-ID: <CAHp75Vdw8pZePnqR=mmJh4pv0bPMRJE=p7-cG3akskdxMHmoKw@mail.gmail.com> (raw)
In-Reply-To: <20220701012647.2007122-3-saravanak@google.com>
<mcoquelin.stm32@gmail.com>, Kevin Hilman <khilman@baylibre.com>, Pali Rohar <pali@kernel.org>, heiner kallweit <hkallweit1@gmail.com>, ulf hansson <ulf.hansson@linaro.org>, Neil Armstrong <narmstrong@baylibre.com>, Lorenzo Pieralisi <lpieralisi@kernel.org>, Al Cooper <alcooperx@gmail.com>, linux-tegra <linux-tegra@vger.kernel.org>, Jiri Slaby <jirislaby@kernel.org>, "moderated list:ARM/ASPEED MACHINE SUPPORT" <linux-aspeed@lists.ozlabs.org>, Rob Herring <robh@kernel.org>, Florian Fainelli <f.fainelli@gmail.com>, Mateusz Holenko <mholenko@antmicro.com>, Alexander Shiyan <shc_work@mail.ru>, kevin hilman <khilman@kernel.org>, Broadcom internal kernel review list <bcm-kernel-feedback-list@broadcom.com>, Joel Stanley <joel@jms.id.au>, Orson Zhai <orsonzhai@gmail.com>, paolo abeni <pabeni@redhat.com>, Patrice Chotard <patrice.chotard@foss.st.com>, Ray Jui <rjui@broadcom.com>, Vladimir Zapolskiy <vz@mleia.com>, linux-snps-arc@lists.infradead.org, Timur Tabi <timur@kernel.org>, hideaki yosh
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atthias Brugger <matthias.bgg@gmail.com>, Andy Shevchenko <andriy.shevchenko@linux.intel.com>, Laurentiu Tudor <laurentiu.tudor@nxp.com>, Taichi Sugaya <sugaya.taichi@socionext.com>, netdev <netdev@vger.kernel.org>, david ahern <dsahern@kernel.org>, Nicolas Ferre <nicolas.ferre@microchip.com>, Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org>, Palmer Dabbelt <palmer@dabbelt.com>, Takao Orito <orito.takao@socionext.com>, "open list:LINUX FOR POWERPC PA SEMI PWRFICIENT" <linuxppc-dev@lists.ozlabs.org>
Errors-To: linuxppc-dev-bounces+linuxppc-dev=archiver.kernel.org@lists.ozlabs.org
Sender: "Linuxppc-dev" <linuxppc-dev-bounces+linuxppc-dev=archiver.kernel.org@lists.ozlabs.org>
On Fri, Jul 1, 2022 at 3:28 AM Saravana Kannan <saravanak@google.com> wrote:
>
> With commit 71066545b48e ("driver core: Set fw_devlink.strict=1 by
> default") the probing of TTY consoles could get delayed if they have
> optional suppliers that are listed in DT, but those suppliers don't
> probe by the time kernel boot finishes. The console devices will probe
> eventually after driver_probe_timeout expires.
>
> However, since consoles are often used for debugging kernel issues, it
> does not make sense to delay their probe. So, set the newly added
> probe_no_timeout flag for all serial drivers that at DT based. This way,
> fw_devlink will know not to delay the probing of the consoles past
> kernel boot.
Same question, do you think only serial drivers need that?
--
With Best Regards,
Andy Shevchenko
next prev parent reply other threads:[~2022-07-01 23:16 UTC|newest]
Thread overview: 12+ messages / expand[flat|nested] mbox.gz Atom feed top
2022-07-01 1:26 [PATCH v2 0/2] Fix console probe delay when stdout-path isn't set Saravana Kannan
2022-07-01 1:26 ` [PATCH v2 1/2] driver core: Add probe_no_timeout flag for drivers Saravana Kannan
2022-07-01 1:26 ` [PATCH v2 2/2] serial: Set probe_no_timeout for all DT based drivers Saravana Kannan
2022-07-01 10:17 ` Andy Shevchenko [this message]
2022-08-23 11:25 ` [PATCH v2 0/2] Fix console probe delay when stdout-path isn't set Greg Kroah-Hartman
2022-08-24 1:33 ` Saravana Kannan
2022-09-19 3:44 ` Olof Johansson
2022-09-19 8:45 ` Greg Kroah-Hartman
2022-09-19 22:56 ` Olof Johansson
2022-09-26 18:25 ` Rob Herring
2022-09-27 12:17 ` Andy Shevchenko
2022-09-27 12:39 ` Greg Kroah-Hartman
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