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hvm: Fix %cr4 handling in HAP paging mode.
Signed-off-by: Keir Fraser <keir@xensource.com>
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kfraser@localhost.localdomain committed
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@@ -585,9 +585,10 @@ int hvm_set_cr4(unsigned long value)
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old_cr = v->arch.hvm_vcpu.guest_cr[4];
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v->arch.hvm_vcpu.guest_cr[4] = value;
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v->arch.hvm_vcpu.hw_cr[4] = value | HVM_CR4_HOST_MASK;
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v->arch.hvm_vcpu.hw_cr[4] = HVM_CR4_HOST_MASK;
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if ( paging_mode_hap(v->domain) )
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v->arch.hvm_vcpu.hw_cr[4] &= ~X86_CR4_PAE;
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v->arch.hvm_vcpu.hw_cr[4] |= value;
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hvm_update_guest_cr(v, 4);
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/* Modifying CR4.{PSE,PAE,PGE} invalidates all TLB entries, inc. Global. */
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