Re: [PATCH v4 05/15] KVM: s390: enable/disable AP interpretive execution

From: Tony Krowiak
Date: Tue Apr 17 2018 - 11:12:41 EST

On 04/16/2018 07:12 AM, Halil Pasic wrote:

On 04/15/2018 11:22 PM, Tony Krowiak wrote:
The VFIO AP device model exploits interpretive execution of AP
instructions (APIE) to provide guests passthrough access to AP
devices. This patch introduces a new interface to enable and
disable APIE.

Signed-off-by: Tony Krowiak <akrowiak@xxxxxxxxxxxxxxxxxx>
LGTM, but should be squashed into #4. (Like this you have a
kernel that supports the cpu model feature 'ap' but does not
do 'interpretation is default'.)