From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from psmtp.com (na3sys010amx194.postini.com [74.125.245.194]) by kanga.kvack.org (Postfix) with SMTP id BAE0E6B02C1 for ; Thu, 2 May 2013 20:03:01 -0400 (EDT) Received: from /spool/local by e36.co.us.ibm.com with IBM ESMTP SMTP Gateway: Authorized Use Only! Violators will be prosecuted for from ; Thu, 2 May 2013 18:03:01 -0600 Received: from d03relay03.boulder.ibm.com (d03relay03.boulder.ibm.com [9.17.195.228]) by d03dlp03.boulder.ibm.com (Postfix) with ESMTP id 594EA19D803E for ; Thu, 2 May 2013 18:01:09 -0600 (MDT) Received: from d03av02.boulder.ibm.com (d03av02.boulder.ibm.com [9.17.195.168]) by d03relay03.boulder.ibm.com (8.13.8/8.13.8/NCO v10.0) with ESMTP id r4301AJk098430 for ; Thu, 2 May 2013 18:01:13 -0600 Received: from d03av02.boulder.ibm.com (loopback [127.0.0.1]) by d03av02.boulder.ibm.com (8.14.4/8.13.1/NCO v10.0 AVout) with ESMTP id r4301Aup006931 for ; Thu, 2 May 2013 18:01:10 -0600 From: Cody P Schafer Subject: [RFC PATCH v3 02/31] rbtree: add rbtree_postorder_for_each_entry_safe() helper. Date: Thu, 2 May 2013 17:00:34 -0700 Message-Id: <1367539263-19999-3-git-send-email-cody@linux.vnet.ibm.com> In-Reply-To: <1367539263-19999-1-git-send-email-cody@linux.vnet.ibm.com> References: <1367539263-19999-1-git-send-email-cody@linux.vnet.ibm.com> Sender: owner-linux-mm@kvack.org List-ID: To: Linux MM Cc: LKML , Cody P Schafer , Simon Jeons Signed-off-by: Cody P Schafer --- include/linux/rbtree.h | 8 ++++++++ 1 file changed, 8 insertions(+) diff --git a/include/linux/rbtree.h b/include/linux/rbtree.h index 2879e96..1b239ca 100644 --- a/include/linux/rbtree.h +++ b/include/linux/rbtree.h @@ -85,4 +85,12 @@ static inline void rb_link_node(struct rb_node * node, struct rb_node * parent, *rb_link = node; } +#define rbtree_postorder_for_each_entry_safe(pos, n, root, field) \ + for (pos = rb_entry(rb_first_postorder(root), typeof(*pos), field),\ + n = rb_entry(rb_next_postorder(&pos->field), \ + typeof(*pos), field); \ + &pos->field; \ + pos = n, \ + n = rb_entry(rb_next_postorder(&pos->field), typeof(*pos), field)) + #endif /* _LINUX_RBTREE_H */ -- 1.8.2.2 -- To unsubscribe, send a message with 'unsubscribe linux-mm' in the body to majordomo@kvack.org. For more info on Linux MM, see: http://www.linux-mm.org/ . Don't email: email@kvack.org