1 files changed, 10 insertions, 4 deletions

diff --git a/arch/x86/mm/init_64.c b/arch/x86/mm/init_64.c
index b8e461d49412..f79a02f64d10 100644
--- a/arch/x86/mm/init_64.c
+++ b/arch/x86/mm/init_64.c
@@ -350,8 +350,10 @@ phys_pte_init(pte_t *pte_page, unsigned long addr, unsigned long end,
                  * pagetable pages as RO. So assume someone who pre-setup
                  * these mappings are more intelligent.
                  */
-                if (pte_val(*pte))
+                if (pte_val(*pte)) {
+                        pages++;
                         continue;
+                }
 
                 if (0)
                         printk("   pte=%p addr=%lx pte=%016lx\n",
@@ -418,8 +420,10 @@ phys_pmd_init(pmd_t *pmd_page, unsigned long address, unsigned long end,
                          * not differ with respect to page frame and
                          * attributes.
                          */
-                        if (page_size_mask & (1 << PG_LEVEL_2M))
+                        if (page_size_mask & (1 << PG_LEVEL_2M)) {
+                                pages++;
                                 continue;
+                        }
                         new_prot = pte_pgprot(pte_clrhuge(*(pte_t *)pmd));
                 }
 
@@ -499,8 +503,10 @@ phys_pud_init(pud_t *pud_page, unsigned long addr, unsigned long end,
                          * not differ with respect to page frame and
                          * attributes.
                          */
-                        if (page_size_mask & (1 << PG_LEVEL_1G))
+                        if (page_size_mask & (1 << PG_LEVEL_1G)) {
+                                pages++;
                                 continue;
+                        }
                         prot = pte_pgprot(pte_clrhuge(*(pte_t *)pud));
                 }
 
@@ -831,7 +837,7 @@ int arch_add_memory(int nid, u64 start, u64 size)
         unsigned long nr_pages = size >> PAGE_SHIFT;
         int ret;
 
-        last_mapped_pfn = init_memory_mapping(start, start + size-1);
+        last_mapped_pfn = init_memory_mapping(start, start + size);
         if (last_mapped_pfn > max_pfn_mapped)
                 max_pfn_mapped = last_mapped_pfn;