xen: correctly use xen_pfn_t in remap_domain_mfn_range.

For Xen on ARM a PFN is 64 bits so we need to use the appropriate type here. Signed-off-by: Ian Campbell <ian.campbell@citrix.com> Acked-by: Stefano Stabellini <stefano.stabellini@eu.citrix.com> Signed-off-by: Konrad Rzeszutek Wilk <konrad.wilk@oracle.com> [v2: include the necessary header, Reported-by: Fengguang Wu <fengguang.wu@intel.com> ]
mariux64 · Nov 29, 2012 · 7892f69 · 7892f69
1 parent c61ba72
commit 7892f69
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Showing 2 changed files with 3 additions and 2 deletions.
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,