Re: [PATCH v3 -next 11/11] serial: 8250_early: Remove setup_early_serial8250_console()

From: Yinghai Lu
Date: Thu Apr 02 2015 - 18:36:50 EST


On Thu, Apr 2, 2015 at 3:12 PM, Yinghai Lu <yinghai@xxxxxxxxxx> wrote:
> On Thu, Apr 2, 2015 at 10:23 AM, Yinghai Lu <yinghai@xxxxxxxxxx> wrote:
>> On Thu, Apr 2, 2015 at 9:31 AM, Peter Hurley <peter@xxxxxxxxxxxxxxxxxx> 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@xxxxxxxxxxxxxxxxxx>
Date: Mon Mar 9 16:27:12 2015 -0400

console: Add extensible console matching
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