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KVM: X86: Introduce generic guest-mode representation

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This patch introduces a generic representation of guest-mode
fpr a vcpu. This currently only exists in the SVM code.
Having this representation generic will help making the
non-svm code aware of nesting when this is necessary.

Signed-off-by: Joerg Roedel <joerg.roedel@amd.com>
Signed-off-by: Marcelo Tosatti <mtosatti@redhat.com>
This commit is contained in:
Joerg Roedel
2010-11-29 17:51:47 +01:00
committed by Avi Kivity
parent 6389ee9463
commit ec9e60b219
2 changed files with 16 additions and 0 deletions
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arch/x86/include/asm/kvm_host.h
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@ -779,6 +779,7 @@ enum {
#define HF_VINTR_MASK (1 << 2)
#define HF_NMI_MASK (1 << 3)
#define HF_IRET_MASK (1 << 4)
#define HF_GUEST_MASK (1 << 5) /* VCPU is in guest-mode */
/*
* Hardware virtualization extension instructions may fault if a