[PATCH 2/3] KVM: use kvm_release_page_clean to guest page

[Xiao Guangrong]

In kvm_async_pf_wakeup_all, it uses bad_page to generate broadcast wakeup,
and use put_page to release the page, the work depends on bad_page is the
normal page. But we will use the error code instead of bad_page, so use
kvm_release_page_clean to release the page which will release the error
code probably

Signed-off-by: Xiao Guangrong <xiaoguangrong@xxxxxxxxxxxxxxxxxx>
---
 virt/kvm/async_pf.c |    4 ++--
 1 files changed, 2 insertions(+), 2 deletions(-)

diff --git a/virt/kvm/async_pf.c b/virt/kvm/async_pf.c
index 74268b4..ebae24b 100644
--- a/virt/kvm/async_pf.c
+++ b/virt/kvm/async_pf.c
@@ -112,7 +112,7 @@ void kvm_clear_async_pf_completion_queue(struct kvm_vcpu *vcpu)
 				   typeof(*work), link);
 		list_del(&work->link);
 		if (work->page)
-			put_page(work->page);
+			kvm_release_page_clean(work->page);
 		kmem_cache_free(async_pf_cache, work);
 	}
 	spin_unlock(&vcpu->async_pf.lock);
@@ -139,7 +139,7 @@ void kvm_check_async_pf_completion(struct kvm_vcpu *vcpu)
 		list_del(&work->queue);
 		vcpu->async_pf.queued--;
 		if (work->page)
-			put_page(work->page);
+			kvm_release_page_clean(work->page);
 		kmem_cache_free(async_pf_cache, work);
 	}
 }
-- 
1.7.7.6

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