Re: [PATCH] efifb: allow user to disable write combined mapping.

From: H. Peter Anvin
Date: Mon Jul 31 2017 - 15:18:20 EST


On 07/18/17 13:44, Dave Airlie wrote:
>
> In normal operation the console is faster with _wc. It's the side effects
> on other cores that is the problem.
>

I'm guessing leaving these as UC- rate-limits them so it doesn't
interfere with the I/O operations on the other cores...

-hpa