path: root/arch/s390/include/asm
diff options
authorCarsten Otte <cotte@de.ibm.com>2012-05-15 14:15:27 +0200
committerMarcelo Tosatti <mtosatti@redhat.com>2012-05-17 21:06:02 -0300
commit29b7c71b5ecf2caaa4c2105ecc0094826db8a8a8 (patch)
tree1dac9e51e30b008aaf53422f5d2e5aa67259a6bd /arch/s390/include/asm
parent14eebd917d154f3181d2cb219e40b18eec314db7 (diff)
KVM: s390: epoch difference and TOD programmable field
This patch makes vcpu epoch difference and the TOD programmable field accessible from userspace. This is needed in order to implement a couple of instructions that deal with the time of day clock on s390, such as SET CLOCK and for migration. Signed-off-by: Carsten Otte <cotte@de.ibm.com> Signed-off-by: Christian Borntraeger <borntraeger@de.ibm.com> Signed-off-by: Marcelo Tosatti <mtosatti@redhat.com>
Diffstat (limited to 'arch/s390/include/asm')
1 files changed, 3 insertions, 0 deletions
diff --git a/arch/s390/include/asm/kvm.h b/arch/s390/include/asm/kvm.h
index 96076676e224..53a53720830a 100644
--- a/arch/s390/include/asm/kvm.h
+++ b/arch/s390/include/asm/kvm.h
@@ -52,4 +52,7 @@ struct kvm_sync_regs {
__u32 acrs[16]; /* access registers */
__u64 crs[16]; /* control registers */
+#define KVM_REG_S390_TODPR (KVM_REG_S390 | KVM_REG_SIZE_U32 | 0x1)
+#define KVM_REG_S390_EPOCHDIFF (KVM_REG_S390 | KVM_REG_SIZE_U64 | 0x2)

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