mm/mmap: Drop munmap_vma_range()

Signed-off-by: Liam R. Howlett <Liam.Howlett@Oracle.com>

diff --git a/mm/mmap.c b/mm/mmap.c
index ce086c3fa5f95c81391246cc4ed2c48858a9a275..acda9aba524f27d56b3bf69c33e91ab9ea035a6a 100644 (file)
--- a/mm/mmap.c
+++ b/mm/mmap.c
@@ -483,29 +483,6 @@ static inline struct vm_area_struct *vma_next(struct mm_struct *mm,
        return vma->vm_next;
 }
 
-/*
- * munmap_vma_range() - munmap VMAs that overlap a range.
- * @mm: The mm struct
- * @start: The start of the range.
- * @len: The length of the range.
- * @pprev: pointer to the pointer that will be set to previous vm_area_struct
- *
- * Find all the vm_area_struct that overlap from @start to
- * @end and munmap them.  Set @pprev to the previous vm_area_struct.
- *
- * Returns: -ENOMEM on munmap failure or 0 on success.
- */
-static inline int
-munmap_vma_range(struct mm_struct *mm, unsigned long start, unsigned long len,
-                struct vm_area_struct **pprev, struct list_head *uf)
-{
-       // Needs optimization.
-       while (range_has_overlap(mm, start, start + len, pprev)) {
-               if (do_munmap(mm, start, len, uf))
-                       return -ENOMEM;
-       }
-       return 0;
-}
 static unsigned long count_vma_pages_range(struct mm_struct *mm,
                unsigned long addr, unsigned long end)
 {