[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]
Message-Id: <1367539263-19999-3-git-send-email-cody@linux.vnet.ibm.com>
Date: Thu, 2 May 2013 17:00:34 -0700
From: Cody P Schafer <cody@...ux.vnet.ibm.com>
To: Linux MM <linux-mm@...ck.org>
Cc: LKML <linux-kernel@...r.kernel.org>,
Cody P Schafer <cody@...ux.vnet.ibm.com>,
Simon Jeons <simon.jeons@...il.com>
Subject: [RFC PATCH v3 02/31] rbtree: add rbtree_postorder_for_each_entry_safe() helper.
Signed-off-by: Cody P Schafer <cody@...ux.vnet.ibm.com>
---
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 from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@...r.kernel.org
More majordomo info at http://vger.kernel.org/majordomo-info.html
Please read the FAQ at http://www.tux.org/lkml/
Powered by blists - more mailing lists