x86/paravirt/xen: add set_fixmap pv_mmu_ops

Signed-off-by: Jeremy Fitzhardinge <jeremy@xensource.com>
Signed-off-by: Juan Quintela <quintela@redhat.com>
Signed-off-by: Eduardo Habkost <ehabkost@redhat.com>
Signed-off-by: Mark McLoughlin <markmc@redhat.com>
Signed-off-by: Ingo Molnar <mingo@elte.hu>

1 files changed, 7 insertions, 2 deletions

diff --git a/arch/x86/mm/pgtable.c b/arch/x86/mm/pgtable.c
index 7498124e30fc..e9fb66361fc8 100644
--- a/arch/x86/mm/pgtable.c
+++ b/arch/x86/mm/pgtable.c
@@ -277,7 +277,7 @@ int ptep_clear_flush_young(struct vm_area_struct *vma,
 
 int fixmaps_set;
 
-void __set_fixmap (enum fixed_addresses idx, unsigned long phys, pgprot_t flags)
+void __native_set_fixmap(enum fixed_addresses idx, pte_t pte)
 {
         unsigned long address = __fix_to_virt(idx);
 
@@ -285,6 +285,11 @@ void __set_fixmap (enum fixed_addresses idx, unsigned long phys, pgprot_t flags)
                 BUG();
                 return;
         }
-        set_pte_vaddr(address, pfn_pte(phys >> PAGE_SHIFT, flags));
+        set_pte_vaddr(address, pte);
         fixmaps_set++;
 }
+
+void native_set_fixmap(enum fixed_addresses idx, unsigned long phys, pgprot_t flags)
+{
+        __native_set_fixmap(idx, pfn_pte(phys >> PAGE_SHIFT, flags));
+}