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-rw-r--r--virt/kvm/async_pf.c6
1 files changed, 1 insertions, 5 deletions
diff --git a/virt/kvm/async_pf.c b/virt/kvm/async_pf.c
index bb298a200cd3..57bcb27dcf30 100644
--- a/virt/kvm/async_pf.c
+++ b/virt/kvm/async_pf.c
@@ -106,11 +106,7 @@ static void async_pf_execute(struct work_struct *work)
trace_kvm_async_pf_completed(addr, gva);
- /*
- * This memory barrier pairs with prepare_to_wait's set_current_state()
- */
- smp_mb();
- if (swait_active(&vcpu->wq))
+ if (swq_has_sleeper(&vcpu->wq))
swake_up(&vcpu->wq);
mmput(mm);