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| author | Jaegeuk Kim <jaegeuk.kim@samsung.com> | 2013-05-28 09:59:27 +0900 |
|---|---|---|
| committer | Jaegeuk Kim <jaegeuk.kim@samsung.com> | 2013-05-28 15:03:06 +0900 |
| commit | afc3eda2a897b402e59f42f22eb89bba52297dd3 (patch) | |
| tree | 26763b187f63785f9bc07e4ce0c14ea4ea0034f0 | |
| parent | 6b8213d9a4ca0d7a02a38757068ba79cd96206f0 (diff) | |
| download | linux-afc3eda2a897b402e59f42f22eb89bba52297dd3.tar.bz2 | |
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>
| -rw-r--r-- | fs/f2fs/checkpoint.c | 4 |
1 files changed, 3 insertions, 1 deletions
diff --git a/fs/f2fs/checkpoint.c b/fs/f2fs/checkpoint.c index 0d3701dce462..6f56e5781dc3 100644 --- a/fs/f2fs/checkpoint.c +++ b/fs/f2fs/checkpoint.c @@ -521,8 +521,10 @@ void remove_dirty_dir_inode(struct inode *inode) spin_unlock(&sbi->dir_inode_lock); /* Only from the recovery routine */ - if (is_inode_flag_set(F2FS_I(inode), FI_DELAY_IPUT)) + if (is_inode_flag_set(F2FS_I(inode), FI_DELAY_IPUT)) { + clear_inode_flag(F2FS_I(inode), FI_DELAY_IPUT); iput(inode); + } } struct inode *check_dirty_dir_inode(struct f2fs_sb_info *sbi, nid_t ino) |