5 Feb
2019
5 Feb
'19
1:13 a.m.
On Sun, 2019-02-03 at 13:37 -0800, Andi Kleen wrote:
On Sun, Feb 03, 2019 at 08:05:53PM +0100, Jiri Kosina wrote:
On Sun, 3 Feb 2019, Ben Hutchings wrote:
3.16.63-rc1 review patch. If anyone has any objections, please let me know.
From: Jiri Kosina jkosina@suse.cz
commit dbfe2953f63c640463c630746cd5d9de8b2f63ae upstream.
You really want the whole IBPB+STIBP revamp from upstream, otherwise you're going to get noticeable performance penalties on some workloads with some microcodes.
Yes, we would need the opt-in/opt-out support too.
Please don't merge it just as is.
Thanks, I've now dropped this.
Ben.
--
Ben Hutchings
It is impossible to make anything foolproof
because fools are so ingenious.