KVM: using get_fault_pfn to get the fault pfn
Using get_fault_pfn to cleanup the code
Signed-off-by: Xiao Guangrong <xiaoguangrong@linux.vnet.ibm.com>
Signed-off-by: Marcelo Tosatti <mtosatti@redhat.com>
diff --git a/virt/kvm/kvm_main.c b/virt/kvm/kvm_main.c
index e2b1a15..0fbbf2d 100644
--- a/virt/kvm/kvm_main.c
+++ b/virt/kvm/kvm_main.c
@@ -103,8 +103,8 @@
static struct page *hwpoison_page;
static pfn_t hwpoison_pfn;
-struct page *fault_page;
-pfn_t fault_pfn;
+static struct page *fault_page;
+static pfn_t fault_pfn;
inline int kvm_is_mmio_pfn(pfn_t pfn)
{
@@ -949,12 +949,6 @@
}
EXPORT_SYMBOL_GPL(is_hwpoison_pfn);
-int is_fault_pfn(pfn_t pfn)
-{
- return pfn == fault_pfn;
-}
-EXPORT_SYMBOL_GPL(is_fault_pfn);
-
int is_noslot_pfn(pfn_t pfn)
{
return pfn == bad_pfn;
@@ -1038,11 +1032,12 @@
}
EXPORT_SYMBOL_GPL(gfn_to_hva);
-static pfn_t get_fault_pfn(void)
+pfn_t get_fault_pfn(void)
{
get_page(fault_page);
return fault_pfn;
}
+EXPORT_SYMBOL_GPL(get_fault_pfn);
int get_user_page_nowait(struct task_struct *tsk, struct mm_struct *mm,
unsigned long start, int write, struct page **page)