linux-kernel - Re: [PATCH v3 1/1] tty: serial: Use fifo in 8250 console driver

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Message-ID: <YfAKcI8APsJmVgFp@linutronix.de>
Date:   Tue, 25 Jan 2022 15:34:24 +0100
From:   Sebastian Andrzej Siewior <bigeasy@...utronix.de>
To:     Wander Costa <wcosta@...hat.com>
Cc:     Wander Lairson Costa <wander@...hat.com>,
        Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
        Jiri Slaby <jirislaby@...nel.org>,
        "Maciej W. Rozycki" <macro@...am.me.uk>,
        Johan Hovold <johan@...nel.org>,
        Serge Semin <fancer.lancer@...il.com>,
        Lukas Wunner <lukas@...ner.de>,
        Pali Rohár <pali@...nel.org>,
        Andrew Jeffery <andrew@...id.au>,
        "open list:SERIAL DRIVERS" <linux-serial@...r.kernel.org>,
        open list <linux-kernel@...r.kernel.org>,
        Thomas Gleixner <tglx@...utronix.de>
Subject: Re: [PATCH v3 1/1] tty: serial: Use fifo in 8250 console driver

On 2022-01-25 11:26:03 [-0300], Wander Costa wrote:
> I will check on my side if I see something similar. Do you still get
> lines lost as well?

Yes. The output is garbage for a while and then it fixes itself. Setting
"use_fifo = 0" works.
Thanks.

Sebastian