KVM: async_pf: Exploit one reg interface for pfault
authorDominik Dingel <dingel@linux.vnet.ibm.com>
Mon, 30 Sep 2013 08:55:33 +0000 (10:55 +0200)
committerChristian Borntraeger <borntraeger@de.ibm.com>
Thu, 30 Jan 2014 12:11:05 +0000 (13:11 +0100)
commit536336c21697551ceca44bdffb9f53e6cc5f2f20
treefd90db38f0b457deabad296b6999cc9b27d61634
parent3c038e6be0e299d4d3762d0a9a29f02de6e04991
KVM: async_pf: Exploit one reg interface for pfault

To enable pfault after live migration we need to expose pfault_token,
pfault_select and pfault_compare, as one reg registers to userspace.

So that qemu is able to transfer this between the source and the target.

Signed-off-by: Dominik Dingel <dingel@linux.vnet.ibm.com>
Signed-off-by: Christian Borntraeger <borntraeger@de.ibm.com>
arch/s390/include/uapi/asm/kvm.h
arch/s390/kvm/kvm-s390.c