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authorEric B Munson <emunson@mgebm.net>2012-03-10 14:37:27 -0500
committerAvi Kivity <avi@redhat.com>2012-04-08 12:49:01 +0300
commit1c0b28c2a46d98cd258d96b8c222144b22876c46 (patch)
tree68c5b4f6a74e3b245dd994752fdc9005075b485c /include
parent3b5d56b9317fa7b5407dff1aa7b115bf6cdbd494 (diff)
KVM: x86: Add ioctl for KVM_KVMCLOCK_CTRL
Now that we have a flag that will tell the guest it was suspended, create an interface for that communication using a KVM ioctl. Signed-off-by: Eric B Munson <emunson@mgebm.net> Signed-off-by: Marcelo Tosatti <mtosatti@redhat.com> Signed-off-by: Avi Kivity <avi@redhat.com>
Diffstat (limited to 'include')
-rw-r--r--include/linux/kvm.h3
1 files changed, 3 insertions, 0 deletions
diff --git a/include/linux/kvm.h b/include/linux/kvm.h
index 6c322a90b92f..7a9dd4b3dede 100644
--- a/include/linux/kvm.h
+++ b/include/linux/kvm.h
@@ -589,6 +589,7 @@ struct kvm_ppc_pvinfo {
#define KVM_CAP_S390_UCONTROL 73
#define KVM_CAP_SYNC_REGS 74
#define KVM_CAP_PCI_2_3 75
+#define KVM_CAP_KVMCLOCK_CTRL 76
#ifdef KVM_CAP_IRQ_ROUTING
@@ -859,6 +860,8 @@ struct kvm_s390_ucas_mapping {
/* Available with KVM_CAP_ONE_REG */
#define KVM_GET_ONE_REG _IOW(KVMIO, 0xab, struct kvm_one_reg)
#define KVM_SET_ONE_REG _IOW(KVMIO, 0xac, struct kvm_one_reg)
+/* VM is being stopped by host */
+#define KVM_KVMCLOCK_CTRL _IO(KVMIO, 0xad)
#define KVM_DEV_ASSIGN_ENABLE_IOMMU (1 << 0)
#define KVM_DEV_ASSIGN_PCI_2_3 (1 << 1)