xen/privcmd: improve performance of MMAPBATCH_V2

[uclinux-h8/linux.git] / arch / arm / xen / enlighten.c

diff --git a/arch/arm/xen/enlighten.c b/arch/arm/xen/enlighten.c
index 5c04389..224081c 100644 (file)
--- a/arch/arm/xen/enlighten.c
+++ b/arch/arm/xen/enlighten.c
@@ -53,15 +53,27 @@ EXPORT_SYMBOL_GPL(xen_platform_pci_unplug);
 
 static __read_mostly int xen_events_irq = -1;
 
-int xen_remap_domain_mfn_range(struct vm_area_struct *vma,
+int xen_remap_domain_mfn_array(struct vm_area_struct *vma,
                               unsigned long addr,
-                              xen_pfn_t mfn, int nr,
-                              pgprot_t prot, unsigned domid,
+                              xen_pfn_t *mfn, int nr,
+                              int *err_ptr, pgprot_t prot,
+                              unsigned domid,
                               struct page **pages)
 {
-       return xen_xlate_remap_gfn_range(vma, addr, mfn, nr,
+       return xen_xlate_remap_gfn_array(vma, addr, mfn, nr, err_ptr,
                                         prot, domid, pages);
 }
+EXPORT_SYMBOL_GPL(xen_remap_domain_mfn_array);
+
+/* Not used by XENFEAT_auto_translated guests. */
+int xen_remap_domain_mfn_range(struct vm_area_struct *vma,
+                              unsigned long addr,
+                              xen_pfn_t mfn, int nr,
+                              pgprot_t prot, unsigned domid,
+                              struct page **pages)
+{
+       return -ENOSYS;
+}
 EXPORT_SYMBOL_GPL(xen_remap_domain_mfn_range);
 
 int xen_unmap_domain_mfn_range(struct vm_area_struct *vma,