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-rw-r--r--lib/prio_tree.c19
1 files changed, 2 insertions, 17 deletions
diff --git a/lib/prio_tree.c b/lib/prio_tree.c
index 4e0d2edff2b..bba37148c15 100644
--- a/lib/prio_tree.c
+++ b/lib/prio_tree.c
@@ -44,27 +44,12 @@
* The following macros are used for implementing prio_tree for i_mmap
*/
-#define RADIX_INDEX(vma) ((vma)->vm_pgoff)
-#define VMA_SIZE(vma) (((vma)->vm_end - (vma)->vm_start) >> PAGE_SHIFT)
-/* avoid overflow */
-#define HEAP_INDEX(vma) ((vma)->vm_pgoff + (VMA_SIZE(vma) - 1))
-
-
static void get_index(const struct prio_tree_root *root,
const struct prio_tree_node *node,
unsigned long *radix, unsigned long *heap)
{
- if (root->raw) {
- struct vm_area_struct *vma = prio_tree_entry(
- node, struct vm_area_struct, shared.prio_tree_node);
-
- *radix = RADIX_INDEX(vma);
- *heap = HEAP_INDEX(vma);
- }
- else {
- *radix = node->start;
- *heap = node->last;
- }
+ *radix = node->start;
+ *heap = node->last;
}
static unsigned long index_bits_to_maxindex[BITS_PER_LONG];