diff options
2 files changed, 3 insertions, 1 deletions
diff --git a/include/linux/mm.h b/include/linux/mm.h
index 1013a42d10b..0986d19be0b 100644
--- a/include/linux/mm.h
+++ b/include/linux/mm.h
@@ -940,7 +940,9 @@ unsigned long max_sane_readahead(unsigned long nr);
/* Do stack extension */
extern int expand_stack(struct vm_area_struct *vma, unsigned long address);
+#ifdef CONFIG_IA64
extern int expand_upwards(struct vm_area_struct *vma, unsigned long address);
/* Look up the first VMA which satisfies addr < vm_end, NULL if none. */
extern struct vm_area_struct * find_vma(struct mm_struct * mm, unsigned long addr);
diff --git a/mm/mmap.c b/mm/mmap.c
index 6c997b15960..4f8def03428 100644
--- a/mm/mmap.c
+++ b/mm/mmap.c
@@ -1501,7 +1501,7 @@ static int acct_stack_growth(struct vm_area_struct * vma, unsigned long size, un
* PA-RISC uses this for its stack; IA64 for its Register Backing Store.
* vma is the last one with address > vma->vm_end. Have to extend vma.
+#ifndef CONFIG_IA64
static inline
int expand_upwards(struct vm_area_struct *vma, unsigned long address)