[PATCH 4/9] KVM: define kvm_bad_pfn statically

[Xiao Guangrong]

Then, remove get_bad_pfn

Signed-off-by: Xiao Guangrong <xiaoguangrong@xxxxxxxxxxxxxxxxxx>
---
 include/linux/kvm_host.h |    1 +
 virt/kvm/kvm_main.c      |    7 +------
 2 files changed, 2 insertions(+), 6 deletions(-)

diff --git a/include/linux/kvm_host.h b/include/linux/kvm_host.h
index 4de56cd..b02203f 100644
--- a/include/linux/kvm_host.h
+++ b/include/linux/kvm_host.h
@@ -50,6 +50,7 @@

 #define kvm_fault_pfn		(-EFAULT)
 #define kvm_hwpoison_pfn	(-EHWPOISON)
+#define kvm_bad_pfn		(-ENOENT)

 /*
  * vcpu->requests bit members
diff --git a/virt/kvm/kvm_main.c b/virt/kvm/kvm_main.c
index 390a03d..da16191 100644
--- a/virt/kvm/kvm_main.c
+++ b/virt/kvm/kvm_main.c
@@ -943,11 +943,6 @@ int is_error_pfn(pfn_t pfn)
 }
 EXPORT_SYMBOL_GPL(is_error_pfn);

-static pfn_t get_bad_pfn(void)
-{
-	return -ENOENT;
-}
-
 int is_noslot_pfn(pfn_t pfn)
 {
 	return pfn == -ENOENT;
@@ -1152,7 +1147,7 @@ static pfn_t __gfn_to_pfn(struct kvm *kvm, gfn_t gfn, bool atomic, bool *async,

 	addr = gfn_to_hva(kvm, gfn);
 	if (kvm_is_error_hva(addr))
-		return get_bad_pfn();
+		return kvm_bad_pfn;

 	return hva_to_pfn(addr, atomic, async, write_fault, writable);
 }
-- 
1.7.7.6

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