Re: [PATCH] efifb: allow user to disable write combined mapping.
From: "H. Peter Anvin" <hpa@zytor.com>
Date: 2017-07-31 19:18:16
Also in:
lkml
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