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author | Su Yue <glass.su@suse.com> | 2024-04-08 11:20:40 +0300 |
---|---|---|
committer | Andrew Morton <akpm@linux-foundation.org> | 2024-04-26 07:07:07 +0300 |
commit | 8c40984eeb8804cffcd28640f427f4fe829243fc (patch) | |
tree | 231d5547e32d53851cca4eb9167208e1fce58a19 | |
parent | 952b023f06a24b2ad6ba67304c4c84d45bea2f18 (diff) | |
download | linux-8c40984eeb8804cffcd28640f427f4fe829243fc.tar.xz |
ocfs2: update inode fsync transaction id in ocfs2_unlink and ocfs2_link
transaction id should be updated in ocfs2_unlink and ocfs2_link.
Otherwise, inode link will be wrong after journal replay even fsync was
called before power failure:
=======================================================================
$ touch testdir/bar
$ ln testdir/bar testdir/bar_link
$ fsync testdir/bar
$ stat -c %h $SCRATCH_MNT/testdir/bar
1
$ stat -c %h $SCRATCH_MNT/testdir/bar
1
=======================================================================
Link: https://lkml.kernel.org/r/20240408082041.20925-4-glass.su@suse.com
Fixes: ccd979bdbce9 ("[PATCH] OCFS2: The Second Oracle Cluster Filesystem")
Signed-off-by: Su Yue <glass.su@suse.com>
Reviewed-by: Joseph Qi <joseph.qi@linux.alibaba.com>
Cc: Changwei Ge <gechangwei@live.cn>
Cc: Gang He <ghe@suse.com>
Cc: Joel Becker <jlbec@evilplan.org>
Cc: Jun Piao <piaojun@huawei.com>
Cc: Junxiao Bi <junxiao.bi@oracle.com>
Cc: Mark Fasheh <mark@fasheh.com>
Cc: <stable@vger.kernel.org>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
-rw-r--r-- | fs/ocfs2/namei.c | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/fs/ocfs2/namei.c b/fs/ocfs2/namei.c index 9221a33f917b..55c9d90caaaf 100644 --- a/fs/ocfs2/namei.c +++ b/fs/ocfs2/namei.c @@ -797,6 +797,7 @@ static int ocfs2_link(struct dentry *old_dentry, ocfs2_set_links_count(fe, inode->i_nlink); fe->i_ctime = cpu_to_le64(inode_get_ctime_sec(inode)); fe->i_ctime_nsec = cpu_to_le32(inode_get_ctime_nsec(inode)); + ocfs2_update_inode_fsync_trans(handle, inode, 0); ocfs2_journal_dirty(handle, fe_bh); err = ocfs2_add_entry(handle, dentry, inode, @@ -993,6 +994,7 @@ static int ocfs2_unlink(struct inode *dir, drop_nlink(inode); drop_nlink(inode); ocfs2_set_links_count(fe, inode->i_nlink); + ocfs2_update_inode_fsync_trans(handle, inode, 0); ocfs2_journal_dirty(handle, fe_bh); inode_set_mtime_to_ts(dir, inode_set_ctime_current(dir)); |