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f2fs: move the list_head initialization into the lock protection region 

Signed-off-by: Gu Zheng <guz.fnst@cn.fujitsu.com>
Signed-off-by: Jaegeuk Kim <jaegeuk.kim@samsung.com>
This commit is contained in:
Gu Zheng 2013-11-19 18:03:47 +08:00 committed by Jaegeuk Kim
parent 502c6e0bcd
commit ce3b7d80ed
1 changed files with 10 additions and 5 deletions
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15
fs/f2fs/checkpoint.c
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@ -511,8 +511,8 @@ void add_dirty_dir_inode(struct inode *inode)
void remove_dirty_dir_inode(struct inode *inode)
{
struct f2fs_sb_info *sbi = F2FS_SB(inode->i_sb);
struct list_head *head = &sbi->dir_inode_list;
struct list_head *this;
struct list_head *this, *head;
if (!S_ISDIR(inode->i_mode))
return;
@ -523,6 +523,7 @@ void remove_dirty_dir_inode(struct inode *inode)
return;
}
head = &sbi->dir_inode_list;
list_for_each(this, head) {
struct dir_inode_entry *entry;
entry = list_entry(this, struct dir_inode_entry, list);
@ -544,11 +545,13 @@ void remove_dirty_dir_inode(struct inode *inode)
struct inode *check_dirty_dir_inode(struct f2fs_sb_info *sbi, nid_t ino)
{
struct list_head *head = &sbi->dir_inode_list;
struct list_head *this;
struct list_head *this, *head;
struct inode *inode = NULL;
spin_lock(&sbi->dir_inode_lock);
head = &sbi->dir_inode_list;
list_for_each(this, head) {
struct dir_inode_entry *entry;
entry = list_entry(this, struct dir_inode_entry, list);
@ -563,11 +566,13 @@ struct inode *check_dirty_dir_inode(struct f2fs_sb_info *sbi, nid_t ino)
void sync_dirty_dir_inodes(struct f2fs_sb_info *sbi)
{
struct list_head *head = &sbi->dir_inode_list;
struct list_head *head;
struct dir_inode_entry *entry;
struct inode *inode;
retry:
spin_lock(&sbi->dir_inode_lock);
head = &sbi->dir_inode_list;
if (list_empty(head)) {
spin_unlock(&sbi->dir_inode_lock);
return;