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Commit 9a26b661 authored by Zheng Liu's avatar Zheng Liu Committed by Theodore Ts'o
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ext4: initialize extent status tree 



Let ext4 initialize extent status tree of an inode.

Signed-off-by: default avatarYongqiang Yang <xiaoqiangnk@gmail.com>
Signed-off-by: default avatarAllison Henderson <achender@linux.vnet.ibm.com>
Signed-off-by: default avatarZheng Liu <wenqing.lz@taobao.com>
Signed-off-by: default avatar"Theodore Ts'o" <tytso@mit.edu>
parent 654598be

fs/ext4/super.c

+2 −0
Original line number Diff line number Diff line
@@ -943,6 +943,8 @@ 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);

	rwlock_init(&ei->i_es_lock);

	ei->i_reserved_data_blocks = 0;

	ei->i_reserved_meta_blocks = 0;

	ei->i_allocated_meta_blocks = 0;