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KVM: SVM: Unload guest fpu on vcpu_put()

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Not unloading the guest fpu can cause fpu leaks from guest to guest (or host
to guest).

Signed-off-by: Avi Kivity <avi@qumranet.com>
This commit is contained in:
Avi Kivity 2007-11-27 15:33:10 +02:00
parent 00b2ef475d
commit 8d379a7c06
1 changed files with 1 additions and 0 deletions
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1
drivers/kvm/svm.c
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@ -663,6 +663,7 @@ static void svm_vcpu_put(struct kvm_vcpu *vcpu)
wrmsrl(host_save_user_msrs[i], svm->host_user_msrs[i]);
rdtscll(vcpu->host_tsc);
kvm_put_guest_fpu(vcpu);
}
static void svm_vcpu_decache(struct kvm_vcpu *vcpu)