From: Esben Haabendal <esben@geanix.com>
To: Marc Kleine-Budde <mkl@pengutronix.de>
Cc: Greg Kroah-Hartman <gregkh@linuxfoundation.org>,
Jiri Slaby <jirislaby@kernel.org>,
Shawn Guo <shawnguo@kernel.org>,
Sascha Hauer <s.hauer@pengutronix.de>,
Pengutronix Kernel Team <kernel@pengutronix.de>,
Fabio Estevam <festevam@gmail.com>,
linux-kernel@vger.kernel.org, linux-serial@vger.kernel.org,
imx@lists.linux.dev, linux-arm-kernel@lists.infradead.org
Subject: Re: [PATCH 1/2] serial: imx: Introduce timeout when waiting on transmitter empty
Date: Mon, 08 Apr 2024 10:57:20 +0200 [thread overview]
Message-ID: <87plv0kz9r.fsf@geanix.com> (raw)
In-Reply-To: <20240405-amused-cascade-0801f31c674a-mkl@pengutronix.de> (Marc Kleine-Budde's message of "Fri, 5 Apr 2024 19:33:50 +0200")
Marc Kleine-Budde <mkl@pengutronix.de> writes:
> On 05.04.2024 19:22:29, Esben Haabendal wrote:
>> Marc Kleine-Budde <mkl@pengutronix.de> writes:
>>
>> > On 05.04.2024 11:25:13, Esben Haabendal wrote:
>> >> By waiting at most 1 second for USR2_TXDC to be set, we avoid a potentital
>> >> deadlock.
>> >>
>> >> In case of the timeout, there is not much we can do, so we simply ignore
>> >> the transmitter state and optimistically try to continue.
>> >>
>> >> Signed-off-by: Esben Haabendal <esben@geanix.com>
>> >> Acked-by: Marc Kleine-Budde <mkl@pengutronix.de>
>> >
>> > Where's the cover letter and patch 2/2? Have a look at b4 [1], it's a
>> > great tool to help you with sending git patch series.
>>
>> It is left out on purpose.
>>
>> This patch is a stand-alone patch as it is. The other part of the series
>> you are talking about is not going to mainline for now. It needs still
>> quite some work, and will only go in after all the other printk stuff.
>>
>> I hope we can merge this patch as it to mainline now, instead of piling
>> up more than necessary in the rt tree.
>
> Ok, then send it as patch 1/1.
Sure. Sorry about that.
/Esben
next prev parent reply other threads:[~2024-04-08 8:57 UTC|newest]
Thread overview: 14+ messages / expand[flat|nested] mbox.gz Atom feed top
2024-04-05 9:25 [PATCH 1/2] serial: imx: Introduce timeout when waiting on transmitter empty Esben Haabendal
2024-04-05 9:49 ` Marc Kleine-Budde
2024-04-05 17:22 ` Esben Haabendal
2024-04-05 17:33 ` Marc Kleine-Budde
2024-04-08 8:57 ` Esben Haabendal [this message]
2024-04-05 17:38 ` Fabio Estevam
2024-04-05 19:05 ` Sergey Organov
2024-04-08 8:56 ` Esben Haabendal
2024-04-10 7:18 ` [PATCH v2] " Esben Haabendal
2024-04-11 12:06 ` Greg Kroah-Hartman
2024-04-11 12:18 ` Esben Haabendal
2024-04-11 12:19 ` [PATCH v3] " Esben Haabendal
2024-05-02 9:14 ` Esben Haabendal
2024-05-04 16:03 ` Greg Kroah-Hartman
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