KVM: s390: make use of ipte lock

Signed-off-by: Heiko Carstens <heiko.carstens@de.ibm.com>
Reviewed-by: Thomas Huth <thuth@linux.vnet.ibm.com>
Signed-off-by: Christian Borntraeger <borntraeger@de.ibm.com>

diff --cc arch/s390/include/asm/kvm_host.h
Simple merge

diff --cc arch/s390/kvm/gaccess.c
Simple merge

diff --cc arch/s390/kvm/gaccess.h
Simple merge

diff --cc arch/s390/kvm/kvm-s390.c
Simple merge

diff --cc arch/s390/kvm/priv.c
Simple merge