Re: [PATCH 0/2] serial: sh-sci: Fix .flush_buffer() issues

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Hi Geert,

On Fri, Jun 28, 2019 at 01:51:25PM +0200, Geert Uytterhoeven wrote:

[..]

> If a serial port is used as a console, the port is used for both DMA
> (normal use) and PIO (serial console output).  The latter can have a
> negative impact on the former, aggravating existing bugs, or triggering
> more races, even in the hardware.  So I think it's better to be more
> cautious and keep DMA disabled for the console.

Thanks for the extensive and comprehensible replies.
No more questions from my end.
Looking forward to picking the patches from vanilla/stable trees.

-- 
Best Regards,
Eugeniu.



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