Commit 404fb881 authored by Amit Shah's avatar Amit Shah Committed by Avi Kivity

KVM: SVM: Fix FPU leak while emulating clts

The clts code didn't use set_cr0 properly, so our lazy FPU
processing wasn't being done by the clts instruction at all.

(this isn't called on Intel as the hardware does the decode for us)
Signed-off-by: default avatarAmit Shah <amit.shah@qumranet.com>
Signed-off-by: default avatarAvi Kivity <avi@qumranet.com>
parent 8d379a7c
...@@ -1188,8 +1188,7 @@ int emulate_invlpg(struct kvm_vcpu *vcpu, gva_t address) ...@@ -1188,8 +1188,7 @@ int emulate_invlpg(struct kvm_vcpu *vcpu, gva_t address)
int emulate_clts(struct kvm_vcpu *vcpu) int emulate_clts(struct kvm_vcpu *vcpu)
{ {
vcpu->cr0 &= ~X86_CR0_TS; kvm_x86_ops->set_cr0(vcpu, vcpu->cr0 & ~X86_CR0_TS);
kvm_x86_ops->set_cr0(vcpu, vcpu->cr0);
return X86EMUL_CONTINUE; return X86EMUL_CONTINUE;
} }
......
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