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authorCody P Schafer <cody@linux.vnet.ibm.com>2014-01-23 15:56:06 -0800
committerLinus Torvalds <torvalds@linux-foundation.org>2014-01-23 16:37:03 -0800
commit964fe94d71b771c8801134407ad8676874bb589e (patch)
treeaaed564222c3dd04e362a8307d418687538ad1ed /lib/rbtree_test.c
parentdbf128cbf9b90f97d74c734d1a768c564958e970 (diff)
rbtree/test: test rbtree_postorder_for_each_entry_safe()
Signed-off-by: Cody P Schafer <cody@linux.vnet.ibm.com> Cc: Michel Lespinasse <walken@google.com> Cc: Jan Kara <jack@suse.cz> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'lib/rbtree_test.c')
-rw-r--r--lib/rbtree_test.c11
1 files changed, 11 insertions, 0 deletions
diff --git a/lib/rbtree_test.c b/lib/rbtree_test.c
index df6c125ff5c..8b3c9dc8826 100644
--- a/lib/rbtree_test.c
+++ b/lib/rbtree_test.c
@@ -114,6 +114,16 @@ static int black_path_count(struct rb_node *rb)
return count;
}
+static void check_postorder_foreach(int nr_nodes)
+{
+ struct test_node *cur, *n;
+ int count = 0;
+ rbtree_postorder_for_each_entry_safe(cur, n, &root, rb)
+ count++;
+
+ WARN_ON_ONCE(count != nr_nodes);
+}
+
static void check_postorder(int nr_nodes)
{
struct rb_node *rb;
@@ -148,6 +158,7 @@ static void check(int nr_nodes)
WARN_ON_ONCE(count < (1 << black_path_count(rb_last(&root))) - 1);
check_postorder(nr_nodes);
+ check_postorder_foreach(nr_nodes);
}
static void check_augmented(int nr_nodes)