Commit 08245e6d authored by Paolo Bonzini's avatar Paolo Bonzini
Browse files

KVM: nSVM: remove HF_HIF_MASK 



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: default avatarPaolo Bonzini <pbonzini@redhat.com>
parent e9fd761a

arch/x86/include/asm/kvm_host.h

+0 −1
Original line number Diff line number Diff line
@@ -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 */

arch/x86/kvm/svm/nested.c

+0 −5
Original line number Diff line number Diff line
@@ -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);

arch/x86/kvm/svm/svm.c

+1 −1
Original line number Diff line number Diff line
@@ -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;

CRA Git | Maintained and supported by SUSTech CRA and CCSE