RE: [tip: ras/core] x86/{mce,mm}: Change so poison pages are either unmapped or marked uncacheable

From: Luck, Tony
Date: Tue May 26 2020 - 13:37:07 EST

> Ok, I had to change this one due to other pending changes in
> tip:x86/entry. The new version below.
> Can you guys run this branch to make sure it still works as expected?

Tested the native case. We correctly try to set the page uncacheable because
the scope of the error is a cache line.

I don't have the right setup to test the virtualization case. Maybe Jue can test again?