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-rw-r--r--include/linux/mm.h2
1 files changed, 2 insertions, 0 deletions
diff --git a/include/linux/mm.h b/include/linux/mm.h
index 1013a42d10b1..0986d19be0b7 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);
+#endif
/* 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);