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kvm: remove .done from struct kvm_async_pf
'.done' is used to mark the completion of 'async_pf_execute()', but 'cancel_work_sync()' returns true when the work was canceled, so we use it instead. Signed-off-by: Radim Krčmář <rkrcmar@redhat.com> Reviewed-by: Paolo Bonzini <pbonzini@redhat.com> Reviewed-by: Gleb Natapov <gleb@redhat.com> Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
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@ -190,7 +190,6 @@ struct kvm_async_pf {
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unsigned long addr;
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struct kvm_arch_async_pf arch;
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struct page *page;
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bool done;
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};
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void kvm_clear_async_pf_completion_queue(struct kvm_vcpu *vcpu);
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@ -75,7 +75,6 @@ static void async_pf_execute(struct work_struct *work)
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spin_lock(&vcpu->async_pf.lock);
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list_add_tail(&apf->link, &vcpu->async_pf.done);
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apf->page = page;
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apf->done = true;
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spin_unlock(&vcpu->async_pf.lock);
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/*
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@ -99,9 +98,8 @@ void kvm_clear_async_pf_completion_queue(struct kvm_vcpu *vcpu)
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struct kvm_async_pf *work =
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list_entry(vcpu->async_pf.queue.next,
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typeof(*work), queue);
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cancel_work_sync(&work->work);
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list_del(&work->queue);
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if (!work->done) { /* work was canceled */
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if (cancel_work_sync(&work->work)) {
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mmdrop(work->mm);
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kvm_put_kvm(vcpu->kvm); /* == work->vcpu->kvm */
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kmem_cache_free(async_pf_cache, work);
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@ -166,7 +164,6 @@ int kvm_setup_async_pf(struct kvm_vcpu *vcpu, gva_t gva, gfn_t gfn,
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return 0;
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work->page = NULL;
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work->done = false;
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work->vcpu = vcpu;
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work->gva = gva;
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work->addr = gfn_to_hva(vcpu->kvm, gfn);
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