diff options
Diffstat (limited to 'tools/testing/radix-tree/idr-test.c')
| -rw-r--r-- | tools/testing/radix-tree/idr-test.c | 17 |
1 files changed, 17 insertions, 0 deletions
diff --git a/tools/testing/radix-tree/idr-test.c b/tools/testing/radix-tree/idr-test.c index 892ef8855b02..36437ade429c 100644 --- a/tools/testing/radix-tree/idr-test.c +++ b/tools/testing/radix-tree/idr-test.c @@ -215,6 +215,23 @@ void idr_checks(void) assert(idr_is_empty(&idr)); + idr_set_cursor(&idr, INT_MAX - 3UL); + for (i = INT_MAX - 3UL; i < INT_MAX + 3UL; i++) { + struct item *item; + unsigned int id; + if (i <= INT_MAX) + item = item_create(i, 0); + else + item = item_create(i - INT_MAX - 1, 0); + + id = idr_alloc_cyclic(&idr, item, 0, 0, GFP_KERNEL); + assert(id == item->index); + } + + idr_for_each(&idr, item_idr_free, &idr); + idr_destroy(&idr); + assert(idr_is_empty(&idr)); + for (i = 1; i < 10000; i++) { struct item *item = item_create(i, 0); assert(idr_alloc(&idr, item, 1, 20000, GFP_KERNEL) == i); |