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f2fs: fix incorrect iputs during the dentry recovery
- iget/iput flow in the dentry recovery process 1. *dir* = f2fs_iget 2. set FI_DELAY_IPUT to *dir* 3. add *dir* to the dirty_dir_list - __f2fs_add_link - recover_dentry) 4. iput *dir* by remove_dirty_dir_inode - sync_dirty_dir_inodes - write_chekcpoint If *dir*'s i_count is not 1 (i.e., root dir), remove_dirty_dir_inode is called later and then iput is triggered again due to the FI_DELAY_IPUT flag. So, let's unset the flag properly once iput is triggered. Signed-off-by: Jaegeuk Kim <jaegeuk.kim@samsung.com>
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1 changed files with 3 additions and 1 deletions
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@ -521,8 +521,10 @@ void remove_dirty_dir_inode(struct inode *inode)
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spin_unlock(&sbi->dir_inode_lock);
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/* Only from the recovery routine */
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if (is_inode_flag_set(F2FS_I(inode), FI_DELAY_IPUT))
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if (is_inode_flag_set(F2FS_I(inode), FI_DELAY_IPUT)) {
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clear_inode_flag(F2FS_I(inode), FI_DELAY_IPUT);
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iput(inode);
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}
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}
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struct inode *check_dirty_dir_inode(struct f2fs_sb_info *sbi, nid_t ino)
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