Re: [PATCH] x86/pti: Fix !PCID and sanitize defines

From: Jiri Kosina
Date: Tue Jan 16 2018 - 11:00:54 EST


On Tue, 16 Jan 2018, Ingo Molnar wrote:

> Thanks for the confirmation. Now the fix is upstream and Greg queued it
> up as well earlier today, so this fix is part of the next -stable
> iteration as well.

Greg, please note that you need this only for the 4.14-stable.

4.4-stable and 4.9-stable already do the right thing (always or-ing 0 into
CR3 on non-PCID systems) due to the way how x86_cr3_pcid_user handling is
done.

--
Jiri Kosina
SUSE Labs