linux-kernel - Re: [PATCH v2] earlycon: prevent multiple register

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Message-ID: <YrrsNSI4+Gbjt9bm@kroah.com>
Date:   Tue, 28 Jun 2022 13:55:33 +0200
From:   Greg Kroah-Hartman <gregkh@...uxfoundation.org>
To:     Michael Walle <michael@...le.cc>
Cc:     Rob Herring <robh+dt@...nel.org>,
        Frank Rowand <frowand.list@...il.com>,
        Jiri Slaby <jirislaby@...nel.org>, devicetree@...r.kernel.org,
        linux-kernel@...r.kernel.org, linux-serial@...r.kernel.org
Subject: Re: [PATCH v2] earlycon: prevent multiple register_console()

On Tue, Jun 28, 2022 at 01:21:23PM +0200, Michael Walle wrote:
> Hi,
> 
> Am 2022-06-02 11:00, schrieb Michael Walle:
> > If the earlycon parameter is given twice, the kernel will spit out a
> > WARN() in register_console() because it was already registered. The
> > non-dt variant setup_earlycon() already handles that gracefully. The dt
> > variant of_setup_earlycon() doesn't. Add the check there and add the
> > -EALREADY handling in early_init_dt_scan_chosen_stdout().
> > 
> > FWIW, this doesn't happen if CONFIG_ACPI_SPCR_TABLE is set. In that case
> > the registration is delayed until after earlycon parameter(s) are
> > parsed.
> > 
> > Signed-off-by: Michael Walle <michael@...le.cc>
> 
> Ping :) Or do I have to resend this patch?

I do not see it in my queue anywhere.