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authorSheng Yang <sheng@linux.intel.com>2010-06-13 13:29:39 +0400
committerAvi Kivity <avi@redhat.com>2010-08-01 11:46:37 +0400
commit2d5b5a665508c60577c1088e0405850a965b6795 (patch)
tree3549325770a39b0c7fd2b7f81aa6fa42295803e2 /include/linux/kvm.h
parent69b61833f7ce6e61e196c8a724e4d1278b24ac02 (diff)
downloadlinux-2d5b5a665508c60577c1088e0405850a965b6795.tar.xz
KVM: x86: XSAVE/XRSTOR live migration support
This patch enable save/restore of xsave state. Signed-off-by: Sheng Yang <sheng@linux.intel.com> Signed-off-by: Marcelo Tosatti <mtosatti@redhat.com>
Diffstat (limited to 'include/linux/kvm.h')
-rw-r--r--include/linux/kvm.h12
1 files changed, 12 insertions, 0 deletions
diff --git a/include/linux/kvm.h b/include/linux/kvm.h
index 23ea02253900..6fd40f540a8e 100644
--- a/include/linux/kvm.h
+++ b/include/linux/kvm.h
@@ -524,6 +524,12 @@ struct kvm_enable_cap {
#define KVM_CAP_PPC_OSI 52
#define KVM_CAP_PPC_UNSET_IRQ 53
#define KVM_CAP_ENABLE_CAP 54
+#ifdef __KVM_HAVE_XSAVE
+#define KVM_CAP_XSAVE 55
+#endif
+#ifdef __KVM_HAVE_XCRS
+#define KVM_CAP_XCRS 56
+#endif
#ifdef KVM_CAP_IRQ_ROUTING
@@ -714,6 +720,12 @@ struct kvm_clock_data {
#define KVM_GET_DEBUGREGS _IOR(KVMIO, 0xa1, struct kvm_debugregs)
#define KVM_SET_DEBUGREGS _IOW(KVMIO, 0xa2, struct kvm_debugregs)
#define KVM_ENABLE_CAP _IOW(KVMIO, 0xa3, struct kvm_enable_cap)
+/* Available with KVM_CAP_XSAVE */
+#define KVM_GET_XSAVE _IOR(KVMIO, 0xa4, struct kvm_xsave)
+#define KVM_SET_XSAVE _IOW(KVMIO, 0xa5, struct kvm_xsave)
+/* Available with KVM_CAP_XCRS */
+#define KVM_GET_XCRS _IOR(KVMIO, 0xa6, struct kvm_xcrs)
+#define KVM_SET_XCRS _IOW(KVMIO, 0xa7, struct kvm_xcrs)
#define KVM_DEV_ASSIGN_ENABLE_IOMMU (1 << 0)