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-rw-r--r--mm/damon/vaddr-test.h36
1 files changed, 12 insertions, 24 deletions
diff --git a/mm/damon/vaddr-test.h b/mm/damon/vaddr-test.h
index d4f55f349100..bce37c487540 100644
--- a/mm/damon/vaddr-test.h
+++ b/mm/damon/vaddr-test.h
@@ -14,33 +14,19 @@
#include <kunit/test.h>
-static void __link_vmas(struct vm_area_struct *vmas, ssize_t nr_vmas)
+static void __link_vmas(struct maple_tree *mt, struct vm_area_struct *vmas,
+ ssize_t nr_vmas)
{
- int i, j;
- unsigned long largest_gap, gap;
+ int i;
+ MA_STATE(mas, mt, 0, 0);
if (!nr_vmas)
return;
- for (i = 0; i < nr_vmas - 1; i++) {
- vmas[i].vm_next = &vmas[i + 1];
-
- vmas[i].vm_rb.rb_left = NULL;
- vmas[i].vm_rb.rb_right = &vmas[i + 1].vm_rb;
-
- largest_gap = 0;
- for (j = i; j < nr_vmas; j++) {
- if (j == 0)
- continue;
- gap = vmas[j].vm_start - vmas[j - 1].vm_end;
- if (gap > largest_gap)
- largest_gap = gap;
- }
- vmas[i].rb_subtree_gap = largest_gap;
- }
- vmas[i].vm_next = NULL;
- vmas[i].vm_rb.rb_right = NULL;
- vmas[i].rb_subtree_gap = 0;
+ mas_lock(&mas);
+ for (i = 0; i < nr_vmas; i++)
+ vma_mas_store(&vmas[i], &mas);
+ mas_unlock(&mas);
}
/*
@@ -72,6 +58,7 @@ static void __link_vmas(struct vm_area_struct *vmas, ssize_t nr_vmas)
*/
static void damon_test_three_regions_in_vmas(struct kunit *test)
{
+ static struct mm_struct mm;
struct damon_addr_range regions[3] = {0,};
/* 10-20-25, 200-210-220, 300-305, 307-330 */
struct vm_area_struct vmas[] = {
@@ -83,9 +70,10 @@ static void damon_test_three_regions_in_vmas(struct kunit *test)
(struct vm_area_struct) {.vm_start = 307, .vm_end = 330},
};
- __link_vmas(vmas, 6);
+ mt_init_flags(&mm.mm_mt, MM_MT_FLAGS);
+ __link_vmas(&mm.mm_mt, vmas, ARRAY_SIZE(vmas));
- __damon_va_three_regions(&vmas[0], regions);
+ __damon_va_three_regions(&mm, regions);
KUNIT_EXPECT_EQ(test, 10ul, regions[0].start);
KUNIT_EXPECT_EQ(test, 25ul, regions[0].end);