From f499e40fd97698a1c48d188279647009b21905fe Mon Sep 17 00:00:00 2001
From: Wang Shilong <wangsl.fnst@cn.fujitsu.com>
Date: Fri, 10 Jan 2014 21:25:46 +0800
Subject: [PATCH] Btrfs: optimize to remove unnecessary removal with ulist
 reallocation

Here we are not going to free memory, no need to remove every node
one by one, just init root node here is ok.

Cc:  Liu Bo <bo.li.liu@oracle.com>
Signed-off-by: Wang Shilong <wangsl.fnst@cn.fujitsu.com>
Signed-off-by: Josef Bacik <jbacik@fb.com>
Signed-off-by: Chris Mason <clm@fb.com>
---
Reading git-format-patch failed