On Thu, 3 May 2018 11:56:16 +0200 Christian Borntraeger <borntraeger@xxxxxxxxxx> wrote: > Greg, > > this is a backport of a patch that is needed to make > "KVM: s390: wire up bpb feature" useful in 4.4. Without that the > bpb feature is available but the guest does not know that it > can be used. > > Alexander Yarygin (1): > KVM: s390: Enable all facility bits that are known good for > passthrough > > arch/s390/kvm/kvm-s390.c | 4 ++-- > 1 file changed, 2 insertions(+), 2 deletions(-) > Indeed, this patch is needed, and it looks good to me.