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[RFC][PATCH 0/6] x86: Fix suspend vs retbleed=stuff
- To: x86@xxxxxxxxxx, Joan Bruguera <joanbrugueram@xxxxxxxxx>
- From: Peter Zijlstra <peterz@xxxxxxxxxxxxx>
- Date: Thu, 12 Jan 2023 15:31:41 +0100
- Cc: linux-kernel@xxxxxxxxxxxxxxx, peterz@xxxxxxxxxxxxx, Juergen Gross <jgross@xxxxxxxx>, "Rafael J. Wysocki" <rafael@xxxxxxxxxx>, xen-devel <xen-devel@xxxxxxxxxxxxxxxxxxxx>, Jan Beulich <jbeulich@xxxxxxxx>, Roger Pau Monne <roger.pau@xxxxxxxxxx>, Kees Cook <keescook@xxxxxxxxxxxx>, mark.rutland@xxxxxxx
- Delivery-date: Thu, 12 Jan 2023 14:39:37 +0000
- List-id: Xen developer discussion <xen-devel.lists.xenproject.org>
Hi,
I'm thinking these few patches should do the trick -- but I've only compiled
them and looked at the resulting asm output, I've not actually ran them.
Joan, could you kindly test?
The last (two) patches are optional fixes and should probably not go into
/urgent.
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