KVM: VMX: Consolidate to_vmx() usage in RFLAGS accessors
Capture struct vcpu_vmx in a local variable to improve the readability of vmx_{g,s}et_rflags(). No functional change intended. Signed-off-by: Sean Christopherson <sean.j.christopherson@intel.com> Reviewed-by: Vitaly Kuznetsov <vkuznets@redhat.com> Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
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@ -1412,35 +1412,37 @@ static void vmx_decache_cr0_guest_bits(struct kvm_vcpu *vcpu);
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unsigned long vmx_get_rflags(struct kvm_vcpu *vcpu)
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{
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struct vcpu_vmx *vmx = to_vmx(vcpu);
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unsigned long rflags, save_rflags;
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if (!test_bit(VCPU_EXREG_RFLAGS, (ulong *)&vcpu->arch.regs_avail)) {
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__set_bit(VCPU_EXREG_RFLAGS, (ulong *)&vcpu->arch.regs_avail);
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rflags = vmcs_readl(GUEST_RFLAGS);
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if (to_vmx(vcpu)->rmode.vm86_active) {
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if (vmx->rmode.vm86_active) {
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rflags &= RMODE_GUEST_OWNED_EFLAGS_BITS;
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save_rflags = to_vmx(vcpu)->rmode.save_rflags;
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save_rflags = vmx->rmode.save_rflags;
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rflags |= save_rflags & ~RMODE_GUEST_OWNED_EFLAGS_BITS;
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}
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to_vmx(vcpu)->rflags = rflags;
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vmx->rflags = rflags;
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}
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return to_vmx(vcpu)->rflags;
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return vmx->rflags;
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}
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void vmx_set_rflags(struct kvm_vcpu *vcpu, unsigned long rflags)
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{
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struct vcpu_vmx *vmx = to_vmx(vcpu);
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unsigned long old_rflags = vmx_get_rflags(vcpu);
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__set_bit(VCPU_EXREG_RFLAGS, (ulong *)&vcpu->arch.regs_avail);
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to_vmx(vcpu)->rflags = rflags;
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if (to_vmx(vcpu)->rmode.vm86_active) {
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to_vmx(vcpu)->rmode.save_rflags = rflags;
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vmx->rflags = rflags;
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if (vmx->rmode.vm86_active) {
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vmx->rmode.save_rflags = rflags;
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rflags |= X86_EFLAGS_IOPL | X86_EFLAGS_VM;
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}
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vmcs_writel(GUEST_RFLAGS, rflags);
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if ((old_rflags ^ to_vmx(vcpu)->rflags) & X86_EFLAGS_VM)
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to_vmx(vcpu)->emulation_required = emulation_required(vcpu);
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if ((old_rflags ^ vmx->rflags) & X86_EFLAGS_VM)
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vmx->emulation_required = emulation_required(vcpu);
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}
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u32 vmx_get_interrupt_shadow(struct kvm_vcpu *vcpu)
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