From: Dominik Dingel <dingel@xxxxxxxxxxxxxxxxxx>
On s390 we are not able to cancel work. Instead we will flush the work and wait for
completion.
Signed-off-by: Dominik Dingel <dingel@xxxxxxxxxxxxxxxxxx>
Signed-off-by: Christian Borntraeger <borntraeger@xxxxxxxxxx>
---
virt/kvm/async_pf.c | 5 +++++
1 file changed, 5 insertions(+)
diff --git a/virt/kvm/async_pf.c b/virt/kvm/async_pf.c
index 00980ab..889aad0 100644
--- a/virt/kvm/async_pf.c
+++ b/virt/kvm/async_pf.c
@@ -113,11 +113,16 @@ void kvm_clear_async_pf_completion_queue(struct kvm_vcpu *vcpu)
list_entry(vcpu->async_pf.queue.next,
typeof(*work), queue);
list_del(&work->queue);
+
+#ifdef CONFIG_KVM_ASYNC_PF_SYNC
+ flush_work(&work->work);
+#else
if (cancel_work_sync(&work->work)) {
mmdrop(work->mm);
kvm_put_kvm(vcpu->kvm); /* == work->vcpu->kvm */
kmem_cache_free(async_pf_cache, work);
}
+#endif
}
spin_lock(&vcpu->async_pf.lock);
--
1.8.4.2
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