Re: [PATCH] tty: serial: Use fifo in 8250 console driver

From: Andy Shevchenko
Date: Tue Jan 25 2022 - 12:06:40 EST


On Tue, Jan 25, 2022 at 06:53:48PM +0200, Andy Shevchenko wrote:
> On Tue, Jan 25, 2022 at 12:40:27PM +0000, Jon Hunter wrote:
> > On 25/01/2022 10:29, Wander Costa wrote:

...

> > Andy, does this work for X86?
>
> Reported-by: Andy Shevchenko <andriy.shevchenko@xxxxxxxxxxxxxxx>
>
> No, it does NOT fix an issue (I see it on a handful x86) with the legacy UART
> (means the 8250_pnp is in use). And I believe the same will be the case on LPSS
> ones (8250_dw / 8250_lpss) and HSU (8250_mid), because the patch influences on
> all of them.

Shall I send a revert and we can continue with a new approach later on?

--
With Best Regards,
Andy Shevchenko