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authorAvi Kivity <avi@redhat.com>2009-05-31 11:29:59 -0400
committerAvi Kivity <avi@redhat.com>2009-09-10 01:32:46 -0400
commit2d84e993a8947dbeb6b416555940d97522330846 (patch)
treef12cc749054847b4ee17c61144f446466e433ea0 /arch
parent6b66ac1ae3328177305a2600eb85b7446f41fdc9 (diff)
KVM: VMX: Avoid duplicate ept tlb flush when setting cr3
vmx_set_cr3() will call vmx_tlb_flush(), which will flush the ept context. So there is no need to call ept_sync_context() explicitly. Signed-off-by: Avi Kivity <avi@redhat.com>
Diffstat (limited to 'arch')
-rw-r--r--arch/x86/kvm/vmx.c1
1 files changed, 0 insertions, 1 deletions
diff --git a/arch/x86/kvm/vmx.c b/arch/x86/kvm/vmx.c
index c14bffc8c1f9..ea0e1d5ebe70 100644
--- a/arch/x86/kvm/vmx.c
+++ b/arch/x86/kvm/vmx.c
@@ -1651,7 +1651,6 @@ static void vmx_set_cr3(struct kvm_vcpu *vcpu, unsigned long cr3)
1651 if (enable_ept) { 1651 if (enable_ept) {
1652 eptp = construct_eptp(cr3); 1652 eptp = construct_eptp(cr3);
1653 vmcs_write64(EPT_POINTER, eptp); 1653 vmcs_write64(EPT_POINTER, eptp);
1654 ept_sync_context(eptp);
1655 ept_load_pdptrs(vcpu); 1654 ept_load_pdptrs(vcpu);
1656 guest_cr3 = is_paging(vcpu) ? vcpu->arch.cr3 : 1655 guest_cr3 = is_paging(vcpu) ? vcpu->arch.cr3 :
1657 VMX_EPT_IDENTITY_PAGETABLE_ADDR; 1656 VMX_EPT_IDENTITY_PAGETABLE_ADDR;