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

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Message-ID: <CAEbi=3enx6tyuBmOygo3=gGa0HC+uit+gm3D=Thbyuv2hV=F0g@mail.gmail.com>
Date:   Wed, 29 Nov 2017 13:40:16 +0800
From:   Greentime Hu <green.hu@...il.com>
To:     Greg KH <greg@...ah.com>
Cc:     Greentime <greentime@...estech.com>,
        Linux Kernel Mailing List <linux-kernel@...r.kernel.org>,
        Arnd Bergmann <arnd@...db.de>,
        linux-arch <linux-arch@...r.kernel.org>,
        Thomas Gleixner <tglx@...utronix.de>,
        Jason Cooper <jason@...edaemon.net>,
        Marc Zyngier <marc.zyngier@....com>,
        Rob Herring <robh+dt@...nel.org>,
        netdev <netdev@...r.kernel.org>,
        Vincent Chen <deanbo422@...il.com>,
        DTML <devicetree@...r.kernel.org>,
        Al Viro <viro@...iv.linux.org.uk>,
        David Howells <dhowells@...hat.com>,
        Will Deacon <will.deacon@....com>,
        Daniel Lezcano <daniel.lezcano@...aro.org>,
        linux-serial@...r.kernel.org
Subject: Re: [PATCH v2 31/35] earlycon: add reg-offset to physical address
 before mapping

2017-11-28 22:25 GMT+08:00 Greg KH <greg@...ah.com>:
> 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(-)
>
> No signed-off-by line?

Sorry I forget it.
Signed-off-by: Greentime Hu <greentime@...estech.com>

I will add it in the next version patch.