xen: correctly use xen_pfn_t in remap_domain_mfn_range.

Ian Campbell · Ian Campbell · commit 7892f6928d0c · 2012-11-29T12:59:19.000Z
For Xen on ARM a PFN is 64 bits so we need to use the appropriate
type here.

Signed-off-by: Ian Campbell &lt;ian.campbell@citrix.com&gt;
Acked-by: Stefano Stabellini &lt;stefano.stabellini@eu.citrix.com&gt;
Signed-off-by: Konrad Rzeszutek Wilk &lt;konrad.wilk@oracle.com&gt;
[v2: include the necessary header,
     Reported-by: Fengguang Wu &lt;fengguang.wu@intel.com&gt; ]
diff --git a/arch/x86/xen/mmu.c b/arch/x86/xen/mmu.c
@@ -2478,7 +2478,7 @@ static int remap_area_mfn_pte_fn(pte_t *ptep, pgtable_t token,
 
 int xen_remap_domain_mfn_range(struct vm_area_struct *vma,
 			       unsigned long addr,
-			       unsigned long mfn, int nr,
+			       xen_pfn_t mfn, int nr,
 			       pgprot_t prot, unsigned domid,
 			       struct page **pages)
 
diff --git a/include/xen/xen-ops.h b/include/xen/xen-ops.h
@@ -2,6 +2,7 @@
 #define INCLUDE_XEN_OPS_H
 
 #include <linux/percpu.h>
+#include <asm/xen/interface.h>
 
 DECLARE_PER_CPU(struct vcpu_info *, xen_vcpu);
 
@@ -26,7 +27,7 @@ void xen_destroy_contiguous_region(unsigned long vstart, unsigned int order);
 struct vm_area_struct;
 int xen_remap_domain_mfn_range(struct vm_area_struct *vma,
 			       unsigned long addr,
-			       unsigned long mfn, int nr,
+			       xen_pfn_t mfn, int nr,
 			       pgprot_t prot, unsigned domid,
 			       struct page **pages);
 int xen_unmap_domain_mfn_range(struct vm_area_struct *vma,
