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Subject[PATCH 23/28] KVM: nSVM: remove HF_HIF_MASK
Date
The L1 flags can be found in the save area of svm->nested.hsave, fish
it from there so that there is one fewer thing to migrate.

Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
---
arch/x86/include/asm/kvm_host.h | 1 -
arch/x86/kvm/svm/nested.c | 5 -----
arch/x86/kvm/svm/svm.c | 2 +-
3 files changed, 1 insertion(+), 7 deletions(-)

diff --git a/arch/x86/include/asm/kvm_host.h b/arch/x86/include/asm/kvm_host.h
index 0dfc522f96cc..3485f8454088 100644
--- a/arch/x86/include/asm/kvm_host.h
+++ b/arch/x86/include/asm/kvm_host.h
@@ -1595,7 +1595,6 @@ enum {
};

#define HF_GIF_MASK (1 << 0)
-#define HF_HIF_MASK (1 << 1)
#define HF_NMI_MASK (1 << 3)
#define HF_IRET_MASK (1 << 4)
#define HF_GUEST_MASK (1 << 5) /* VCPU is in guest-mode */
diff --git a/arch/x86/kvm/svm/nested.c b/arch/x86/kvm/svm/nested.c
index 56d45fe6eb45..f3e70aee18cd 100644
--- a/arch/x86/kvm/svm/nested.c
+++ b/arch/x86/kvm/svm/nested.c
@@ -371,11 +371,6 @@ void enter_svm_guest_mode(struct vcpu_svm *svm, u64 vmcb_gpa,
struct vmcb *nested_vmcb)
{
svm->nested.vmcb = vmcb_gpa;
- if (kvm_get_rflags(&svm->vcpu) & X86_EFLAGS_IF)
- svm->vcpu.arch.hflags |= HF_HIF_MASK;
- else
- svm->vcpu.arch.hflags &= ~HF_HIF_MASK;
-
load_nested_vmcb_control(svm, &nested_vmcb->control);
nested_prepare_vmcb_save(svm, nested_vmcb);
nested_prepare_vmcb_control(svm);
diff --git a/arch/x86/kvm/svm/svm.c b/arch/x86/kvm/svm/svm.c
index d1a6e2f3db55..f0da6f0ebf1b 100644
--- a/arch/x86/kvm/svm/svm.c
+++ b/arch/x86/kvm/svm/svm.c
@@ -3105,7 +3105,7 @@ bool svm_interrupt_blocked(struct kvm_vcpu *vcpu)
if (is_guest_mode(vcpu)) {
/* As long as interrupts are being delivered... */
if ((svm->nested.ctl.int_ctl & V_INTR_MASKING_MASK)
- ? !(svm->vcpu.arch.hflags & HF_HIF_MASK)
+ ? !(svm->nested.hsave->save.rflags & X86_EFLAGS_IF)
: !(kvm_get_rflags(vcpu) & X86_EFLAGS_IF))
return true;

--
2.26.2

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