netdev - Re: [PATCH v2 31/35] earlycon: add reg-offset to physical address before mapping

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Message-ID: <20171128142507.GA17797@kroah.com>
Date:   Tue, 28 Nov 2017 15:25:07 +0100
From:   Greg KH <greg@...ah.com>
To:     Greentime Hu <green.hu@...il.com>
Cc:     greentime@...estech.com, linux-kernel@...r.kernel.org,
        arnd@...db.de, linux-arch@...r.kernel.org, tglx@...utronix.de,
        jason@...edaemon.net, marc.zyngier@....com, robh+dt@...nel.org,
        netdev@...r.kernel.org, deanbo422@...il.com,
        devicetree@...r.kernel.org, viro@...iv.linux.org.uk,
        dhowells@...hat.com, will.deacon@....com,
        daniel.lezcano@...aro.org, linux-serial@...r.kernel.org
Subject: Re: [PATCH v2 31/35] earlycon: add reg-offset to physical address
 before mapping

On Mon, Nov 27, 2017 at 08:28:18PM +0800, Greentime Hu wrote:
> From: Greentime Hu <greentime@...estech.com>
> 
> It will get the wrong virtual address because port->mapbase is not added
> the correct reg-offset yet. We have to update it before earlycon_map()
> is called
> ---
>  drivers/tty/serial/earlycon.c |    3 ++-
>  1 file changed, 2 insertions(+), 1 deletion(-)

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