diff options
| author |   Avi Kivity <avi@qumranet.com> | 2007-11-27 15:33:10 +0200 |
|---|---|---|
| committer | Avi Kivity <avi@qumranet.com> | 2007-11-27 15:33:10 +0200 |
| commit | 8d379a7c069179a98616c9cac6bb2a06a500de49 (patch) | |
| tree | 40d9b3b5fc83b773d218abf849269f2736c78f5f /drivers/kvm | |
| parent | KVM: x86 emulator: Use emulator_write_emulated and not emulator_write_std (diff) | |
| download | linux-dev-8d379a7c069179a98616c9cac6bb2a06a500de49.tar.xz linux-dev-8d379a7c069179a98616c9cac6bb2a06a500de49.zip | |
KVM: SVM: Unload guest fpu on vcpu_put()
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>
Diffstat (limited to 'drivers/kvm')
| -rw-r--r-- | drivers/kvm/svm.c | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/drivers/kvm/svm.c b/drivers/kvm/svm.c index 7a6eead63a6b..4e04e49a2f1c 100644 --- a/drivers/kvm/svm.c +++ b/drivers/kvm/svm.c @@ -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) |