[PATCH v3 2/3] KVM: add converters between pfn_t and kvm_pfn_t

[Haozhong Zhang <haozhong.zhang@xxxxxxxxx>]

Signed-off-by: Haozhong Zhang <haozhong.zhang@xxxxxxxxx>
---
 include/linux/kvm_host.h | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/include/linux/kvm_host.h b/include/linux/kvm_host.h
index 6882538eda32..759fe498c89e 100644
--- a/include/linux/kvm_host.h
+++ b/include/linux/kvm_host.h
@@ -67,6 +67,9 @@
 #define KVM_PFN_ERR_HWPOISON	(KVM_PFN_ERR_MASK + 1)
 #define KVM_PFN_ERR_RO_FAULT	(KVM_PFN_ERR_MASK + 2)
 
+#define kvm_pfn_to_pfn(x) ((pfn_t){ .val = (x)})
+#define pfn_to_kvm_pfn(x) ((kvm_pfn_t)((x).val))
+
 /*
  * error pfns indicate that the gfn is in slot but faild to
  * translate it to pfn on host.
-- 
2.14.1