| Date | Fri, 10 Dec 2021 17:23:22 +0100 | Subject | Re: [PATCH 15/19] kvm: x86: Save and restore guest XFD_ERR properly | From | Paolo Bonzini <> |
| |
On 12/8/21 01:03, Yang Zhong wrote: > kvm_steal_time_set_preempted(vcpu); > srcu_read_unlock(&vcpu->kvm->srcu, idx); > > + if (vcpu->preempted) > + fpu_save_guest_xfd_err(&vcpu->arch.guest_fpu); > +
Instead of checking vcpu->preempted, can you instead check if the active FPU is the guest FPU? That is, save if current->thread.fpu->fpstate->is_guest?
Paolo
|