2 files changed, 9 insertions, 1 deletions

diff --git a/arch/ia64/mm/hugetlbpage.c b/arch/ia64/mm/hugetlbpage.c
index 0c7e94edc20e..c7c90f4f4298 100644
--- a/arch/ia64/mm/hugetlbpage.c
+++ b/arch/ia64/mm/hugetlbpage.c
@@ -148,6 +148,14 @@ unsigned long hugetlb_get_unmapped_area(struct file *file, unsigned long addr, u
                 return -ENOMEM;
         if (len & ~HPAGE_MASK)
                 return -EINVAL;
+
+        /* Handle MAP_FIXED */
+        if (flags & MAP_FIXED) {
+                if (prepare_hugepage_range(addr, len, pgoff))
+                        return -EINVAL;
+                return addr;
+        }
+
         /* This code assumes that RGN_HPAGE != 0. */
         if ((REGION_NUMBER(addr) != RGN_HPAGE) || (addr & (HPAGE_SIZE - 1)))
                 addr = HPAGE_REGION_BASE;
diff --git a/arch/ia64/mm/init.c b/arch/ia64/mm/init.c
index 5b70241741b4..cffb1e8325e8 100644
--- a/arch/ia64/mm/init.c
+++ b/arch/ia64/mm/init.c
@@ -121,7 +121,7 @@ lazy_mmu_prot_update (pte_t pte)
                 return;                         /* i-cache is already coherent with d-cache */
 
         if (PageCompound(page)) {
-                order = (unsigned long) (page[1].lru.prev);
+                order = compound_order(page);
                 flush_icache_range(addr, addr + (1UL << order << PAGE_SHIFT));
         }
         else