linux-kernel - Re: [PATCH v2 2/2] drivers: gpio: add virtio-gpio guest driver

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Message-ID: <dcc41cf3-ab2d-656e-6fa3-73f231bde92d@metux.net>
Date:   Tue, 8 Dec 2020 13:33:02 +0100
From:   "Enrico Weigelt, metux IT consult" <info@...ux.net>
To:     Michal Suchánek <msuchanek@...e.de>,
        "Michael S. Tsirkin" <mst@...hat.com>
Cc:     Jason Wang <jasowang@...hat.com>,
        "Enrico Weigelt, metux IT consult" <info@...ux.net>,
        linux-kernel@...r.kernel.org, corbet@....net,
        linus.walleij@...aro.org, bgolaszewski@...libre.com,
        linux-doc@...r.kernel.org, linux-gpio@...r.kernel.org,
        virtualization@...ts.linux-foundation.org,
        linux-riscv@...ts.infradead.org, stefanha@...hat.com
Subject: Re: [PATCH v2 2/2] drivers: gpio: add virtio-gpio guest driver

On 08.12.20 11:10, Michal Suchánek wrote:

Hi,

> The console driver provides early console which should initialize
> without any transport. I have not tested it actually works but the code
> seems to be there to support this use case.

What does it do if it hasn't got any transport yet ?

Just eat the bits or buffer everything, until it gets a transportport
and sends out later ?

--mtx

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Enrico Weigelt, metux IT consult
Free software and Linux embedded engineering
info@...ux.net -- +49-151-27565287