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authorLiran Alon2019-06-19 18:21:38 +0200
committerPaolo Bonzini2019-06-21 13:23:47 +0200
commitebbfef2f34cfc749c045a4569dedb4f748ec024a (patch)
treecc5e7b2744e8878a8fac08dd91f5b58820bdcf50 /include/sysemu/kvm.h
parentvmstate: Add support for kernel integer types (diff)
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target/i386: kvm: Add support for save and restore nested state
Kernel commit 8fcc4b5923af ("kvm: nVMX: Introduce KVM_CAP_NESTED_STATE") introduced new IOCTLs to extract and restore vCPU state related to Intel VMX & AMD SVM. Utilize these IOCTLs to add support for migration of VMs which are running nested hypervisors. Reviewed-by: Nikita Leshenko <nikita.leshchenko@oracle.com> Reviewed-by: Maran Wilson <maran.wilson@oracle.com> Tested-by: Maran Wilson <maran.wilson@oracle.com> Signed-off-by: Liran Alon <liran.alon@oracle.com> Message-Id: <20190619162140.133674-9-liran.alon@oracle.com> Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
Diffstat (limited to 'include/sysemu/kvm.h')
-rw-r--r--include/sysemu/kvm.h1
1 files changed, 1 insertions, 0 deletions
diff --git a/include/sysemu/kvm.h b/include/sysemu/kvm.h
index 64f55e519d..acd90aebb6 100644
--- a/include/sysemu/kvm.h
+++ b/include/sysemu/kvm.h
@@ -210,6 +210,7 @@ bool kvm_has_sync_mmu(void);
int kvm_has_vcpu_events(void);
int kvm_has_robust_singlestep(void);
int kvm_has_debugregs(void);
+int kvm_max_nested_state_length(void);
int kvm_has_pit_state2(void);
int kvm_has_many_ioeventfds(void);
int kvm_has_gsi_routing(void);