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KVM: nSVM: remove HF_HIF_MASK

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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>
This commit is contained in:
Paolo Bonzini 2020-05-19 09:21:04 -04:00
parent e9fd761a46
commit 08245e6d2e
3 changed files with 1 additions and 7 deletions
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1
arch/x86/include/asm/kvm_host.h
View File

@ -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 */

5
arch/x86/kvm/svm/nested.c
View File

@ -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);

2
arch/x86/kvm/svm/svm.c
View File

@ -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;