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| author | Alexander Graf <agraf@suse.de> | 2008-11-25 20:17:05 +0100 |
|---|---|---|
| committer | Avi Kivity <avi@redhat.com> | 2009-03-24 11:02:46 +0200 |
| commit | b286d5d8b0836e76832dafcc5a18b0e8e5a3bc5e (patch) | |
| tree | 5512694ea51b5d435b81763019f3c2c61d6a6b21 /arch/x86/kvm/kvm_svm.h | |
| parent | 1371d90460189d02bf1bcca19dbfe6bd10dc6031 (diff) | |
| download | op-kernel-dev-b286d5d8b0836e76832dafcc5a18b0e8e5a3bc5e.zip op-kernel-dev-b286d5d8b0836e76832dafcc5a18b0e8e5a3bc5e.tar.gz | |
KVM: SVM: Implement hsave
Implement the hsave MSR, that gives the VCPU a GPA to save the
old guest state in.
v2 allows userspace to save/restore hsave
v4 dummys out the hsave MSR, so we use a host page
v6 remembers the guest's hsave and exports the MSR
Acked-by: Joerg Roedel <joro@8bytes.org>
Signed-off-by: Alexander Graf <agraf@suse.de>
Signed-off-by: Avi Kivity <avi@redhat.com>
Diffstat (limited to 'arch/x86/kvm/kvm_svm.h')
| -rw-r--r-- | arch/x86/kvm/kvm_svm.h | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/arch/x86/kvm/kvm_svm.h b/arch/x86/kvm/kvm_svm.h index 8e5ee99..a0877ca 100644 --- a/arch/x86/kvm/kvm_svm.h +++ b/arch/x86/kvm/kvm_svm.h @@ -41,6 +41,8 @@ struct vcpu_svm { unsigned long host_dr7; u32 *msrpm; + struct vmcb *hsave; + u64 hsave_msr; }; #endif |
