1 files changed, 3 insertions, 0 deletions

diff --git a/include/linux/mm.h b/include/linux/mm.h
index 6e695eaab4ce..866a3dbe5c75 100644
--- a/include/linux/mm.h
+++ b/include/linux/mm.h
@@ -1104,6 +1104,9 @@ extern struct vm_area_struct *copy_vma(struct vm_area_struct **,
         unsigned long addr, unsigned long len, pgoff_t pgoff);
 extern void exit_mmap(struct mm_struct *);
 
+extern int mm_take_all_locks(struct mm_struct *mm);
+extern void mm_drop_all_locks(struct mm_struct *mm);
+
 #ifdef CONFIG_PROC_FS
 /* From fs/proc/base.c. callers must _not_ hold the mm's exe_file_lock */
 extern void added_exe_file_vma(struct mm_struct *mm);