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Diffstat (limited to 'tools/testing/radix-tree/test.c')
-rw-r--r--tools/testing/radix-tree/test.c29
1 files changed, 19 insertions, 10 deletions
diff --git a/tools/testing/radix-tree/test.c b/tools/testing/radix-tree/test.c
index 6f8dafc797ce..0de548939a2e 100644
--- a/tools/testing/radix-tree/test.c
+++ b/tools/testing/radix-tree/test.c
@@ -24,21 +24,29 @@ int item_tag_get(struct radix_tree_root *root, unsigned long index, int tag)
return radix_tree_tag_get(root, index, tag);
}
-int __item_insert(struct radix_tree_root *root, struct item *item,
- unsigned order)
+int __item_insert(struct radix_tree_root *root, struct item *item)
{
- return __radix_tree_insert(root, item->index, order, item);
+ return __radix_tree_insert(root, item->index, item->order, item);
}
int item_insert(struct radix_tree_root *root, unsigned long index)
{
- return __item_insert(root, item_create(index), 0);
+ return __item_insert(root, item_create(index, 0));
}
int item_insert_order(struct radix_tree_root *root, unsigned long index,
unsigned order)
{
- return __item_insert(root, item_create(index), order);
+ return __item_insert(root, item_create(index, order));
+}
+
+void item_sanity(struct item *item, unsigned long index)
+{
+ unsigned long mask;
+ assert(!radix_tree_is_internal_node(item));
+ assert(item->order < BITS_PER_LONG);
+ mask = (1UL << item->order) - 1;
+ assert((item->index | mask) == (index | mask));
}
int item_delete(struct radix_tree_root *root, unsigned long index)
@@ -46,18 +54,19 @@ int item_delete(struct radix_tree_root *root, unsigned long index)
struct item *item = radix_tree_delete(root, index);
if (item) {
- assert(item->index == index);
+ item_sanity(item, index);
free(item);
return 1;
}
return 0;
}
-struct item *item_create(unsigned long index)
+struct item *item_create(unsigned long index, unsigned int order)
{
struct item *ret = malloc(sizeof(*ret));
ret->index = index;
+ ret->order = order;
return ret;
}
@@ -66,8 +75,8 @@ void item_check_present(struct radix_tree_root *root, unsigned long index)
struct item *item;
item = radix_tree_lookup(root, index);
- assert(item != 0);
- assert(item->index == index);
+ assert(item != NULL);
+ item_sanity(item, index);
}
struct item *item_lookup(struct radix_tree_root *root, unsigned long index)
@@ -80,7 +89,7 @@ void item_check_absent(struct radix_tree_root *root, unsigned long index)
struct item *item;
item = radix_tree_lookup(root, index);
- assert(item == 0);
+ assert(item == NULL);
}
/*