Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1760123Ab3GZVOi (ORCPT ); Fri, 26 Jul 2013 17:14:38 -0400 Received: from e8.ny.us.ibm.com ([32.97.182.138]:38200 "EHLO e8.ny.us.ibm.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S933357Ab3GZVOY (ORCPT ); Fri, 26 Jul 2013 17:14:24 -0400 From: Cody P Schafer To: Andrew Morton Cc: LKML , Linux MM , David Woodhouse , Rik van Riel , Michel Lespinasse , Seth Jennings , Cody P Schafer Subject: [PATCH 3/5] rbtree_test: add test for postorder iteration Date: Fri, 26 Jul 2013 14:13:41 -0700 Message-Id: <1374873223-25557-4-git-send-email-cody@linux.vnet.ibm.com> X-Mailer: git-send-email 1.8.3.4 In-Reply-To: <1374873223-25557-1-git-send-email-cody@linux.vnet.ibm.com> References: <1374873223-25557-1-git-send-email-cody@linux.vnet.ibm.com> X-TM-AS-MML: No X-Content-Scanned: Fidelis XPS MAILER x-cbid: 13072621-0320-0000-0000-000000726546 Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 1193 Lines: 45 Just check that we examine all nodes in the tree for the postorder iteration. Signed-off-by: Cody P Schafer --- lib/rbtree_test.c | 12 ++++++++++++ 1 file changed, 12 insertions(+) diff --git a/lib/rbtree_test.c b/lib/rbtree_test.c index 122f02f..31dd4cc 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(int nr_nodes) +{ + struct rb_node *rb; + int count = 0; + for (rb = rb_first_postorder(&root); rb; rb = rb_next_postorder(rb)) + count++; + + WARN_ON_ONCE(count != nr_nodes); +} + static void check(int nr_nodes) { struct rb_node *rb; @@ -136,6 +146,8 @@ static void check(int nr_nodes) WARN_ON_ONCE(count != nr_nodes); WARN_ON_ONCE(count < (1 << black_path_count(rb_last(&root))) - 1); + + check_postorder(nr_nodes); } static void check_augmented(int nr_nodes) -- 1.8.3.4 -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/