linux-kernel - Re: [PATCH v3 -next 11/11] serial: 8250_early: Remove setup_early_serial8250

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Message-ID: <CAE9FiQVaM650O139RgLcHRv7NGUVVMqSETq0YJ+7OAWVg=0Y0A@mail.gmail.com>
Date:	Thu, 2 Apr 2015 15:36:44 -0700
From:	Yinghai Lu <yinghai@...nel.org>
To:	Peter Hurley <peter@...leysoftware.com>
Cc:	Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
	Andrew Morton <akpm@...ux-foundation.org>,
	Jiri Slaby <jslaby@...e.cz>, Rob Herring <robh@...nel.org>,
	Linux Kernel Mailing List <linux-kernel@...r.kernel.org>,
	"linux-serial@...r.kernel.org" <linux-serial@...r.kernel.org>
Subject: Re: [PATCH v3 -next 11/11] serial: 8250_early: Remove setup_early_serial8250_console()

On Thu, Apr 2, 2015 at 3:12 PM, Yinghai Lu <yinghai@...nel.org> wrote:
> On Thu, Apr 2, 2015 at 10:23 AM, Yinghai Lu <yinghai@...nel.org> wrote:
>> On Thu, Apr 2, 2015 at 9:31 AM, Peter Hurley <peter@...leysoftware.com> wrote:
>>
>>> Would you please try the patch below instead?
>>>
>> Great. that works, and less lines change than my version.
>>
>
> still have another problem.
> when using console=uart8250,io,0x3f8
> it works as earlycon at first.
> but after handover to normal console
> it will revert back to 9600 again.

this regression should be caused by:

commit c7cef0a84912cab3c9df8949b034e4aa62982ec9
Author: Peter Hurley <peter@...leysoftware.com>
Date:   Mon Mar 9 16:27:12 2015 -0400

    console: Add extensible console matching
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