1 files changed, 3 insertions, 3 deletions

diff --git a/arch/x86/xen/mmu.c b/arch/x86/xen/mmu.c
index cb6afa4ec95c..72f6a76dbfb9 100644
--- a/arch/x86/xen/mmu.c
+++ b/arch/x86/xen/mmu.c
@@ -1723,9 +1723,9 @@ __init pgd_t *xen_setup_kernel_pagetable(pgd_t *pgd,
 {
         pmd_t *kernel_pmd;
 
-        init_pg_tables_start = __pa(pgd);
-        init_pg_tables_end = __pa(pgd) + xen_start_info->nr_pt_frames*PAGE_SIZE;
-        max_pfn_mapped = PFN_DOWN(init_pg_tables_end + 512*1024);
+        max_pfn_mapped = PFN_DOWN(__pa(xen_start_info->pt_base) +
+                                  xen_start_info->nr_pt_frames * PAGE_SIZE +
+                                  512*1024);
 
         kernel_pmd = m2v(pgd[KERNEL_PGD_BOUNDARY].pgd);
         memcpy(level2_kernel_pgt, kernel_pmd, sizeof(pmd_t) * PTRS_PER_PMD);