From: Zheng Liu <wenqing.lz@taobao.com>
Date: Wed, 19 Sep 2012 18:45:51 +0000 (-0400)
Subject: ext4: initialize extent status tree
X-Git-Tag: next-20120925~103^2~10
X-Git-Url: https://git.karo-electronics.de/?a=commitdiff_plain;h=4ecd1ad8f0b85bb9291f33b2cec2ef9f2e6b2fa1;p=karo-tx-linux.git

ext4: initialize extent status tree

Let ext4 initialize extent status tree of an inode.

Signed-off-by: Yongqiang Yang <xiaoqiangnk@gmail.com>
Signed-off-by: Allison Henderson <achender@linux.vnet.ibm.com>
Signed-off-by: Zheng Liu <wenqing.lz@taobao.com>
Signed-off-by: "Theodore Ts'o" <tytso@mit.edu>
---

diff --git a/fs/ext4/super.c b/fs/ext4/super.c
index e6784b3276be..214e528ef001 100644
--- a/fs/ext4/super.c
+++ b/fs/ext4/super.c
@@ -953,6 +953,7 @@ static struct inode *ext4_alloc_inode(struct super_block *sb)
 	memset(&ei->i_cached_extent, 0, sizeof(struct ext4_ext_cache));
 	INIT_LIST_HEAD(&ei->i_prealloc_list);
 	spin_lock_init(&ei->i_prealloc_lock);
+	ext4_es_init_tree(&ei->i_es_tree);
 	ei->i_reserved_data_blocks = 0;
 	ei->i_reserved_meta_blocks = 0;
 	ei->i_allocated_meta_blocks = 0;