From 39dcfb95def4646ecdb76ea7a7491e8420dce7a7 Mon Sep 17 00:00:00 2001 From: Gleb Natapov Date: Wed, 12 Dec 2012 19:10:53 +0200 Subject: [PATCH] KVM: VMX: remove redundant code from vmx_set_segment() Segment descriptor's base is fixed by call to fix_rmode_seg(). Not need to do it twice. Reviewed-by: Marcelo Tosatti Signed-off-by: Gleb Natapov --- arch/x86/kvm/vmx.c | 12 +++--------- 1 file changed, 3 insertions(+), 9 deletions(-) diff --git a/arch/x86/kvm/vmx.c b/arch/x86/kvm/vmx.c index 9e784c2c9782..9b8edd2298e5 100644 --- a/arch/x86/kvm/vmx.c +++ b/arch/x86/kvm/vmx.c @@ -3268,7 +3268,7 @@ static void vmx_set_segment(struct kvm_vcpu *vcpu, { struct vcpu_vmx *vmx = to_vmx(vcpu); const struct kvm_vmx_segment_field *sf = &kvm_vmx_segment_fields[seg]; - u32 ar; + u32 ar = 0; vmx_segment_cache_clear(vmx); @@ -3280,15 +3280,9 @@ static void vmx_set_segment(struct kvm_vcpu *vcpu, vmcs_writel(sf->base, var->base); vmcs_write32(sf->limit, var->limit); vmcs_write16(sf->selector, var->selector); - if (vmx->rmode.vm86_active && var->s) { + if (vmx->rmode.vm86_active && var->s) vmx->rmode.segs[seg] = *var; - /* - * Hack real-mode segments into vm86 compatibility. - */ - if (var->base == 0xffff0000 && var->selector == 0xf000) - vmcs_writel(sf->base, 0xf0000); - ar = 0xf3; - } else + else ar = vmx_segment_access_rights(var); /* -- GitLab