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Subject[PATCH 3/6] ubifs: Add comments and debug info for ubifs_xrename()
Date
Just like other operations (eg. ubifs_create, do_rename), add comments
and debug information for ubifs_xrename().

Signed-off-by: Zhihao Cheng <chengzhihao1@huawei.com>
---
fs/ubifs/dir.c | 9 +++++++++
1 file changed, 9 insertions(+)

diff --git a/fs/ubifs/dir.c b/fs/ubifs/dir.c
index eeda471f05ee..53c5442f48b7 100644
--- a/fs/ubifs/dir.c
+++ b/fs/ubifs/dir.c
@@ -1565,6 +1565,15 @@ static int ubifs_xrename(struct inode *old_dir, struct dentry *old_dentry,

ubifs_assert(c, fst_inode && snd_inode);

+ /*
+ * Budget request settings: changing two direntries, changing the two
+ * parent directory inodes.
+ */
+
+ dbg_gen("dent '%pd' ino %lu in dir ino %lu exchange dent '%pd' ino %lu in dir ino %lu",
+ old_dentry, fst_inode->i_ino, old_dir->i_ino,
+ new_dentry, snd_inode->i_ino, new_dir->i_ino);
+
err = fscrypt_setup_filename(old_dir, &old_dentry->d_name, 0, &fst_nm);
if (err)
return err;
--
2.31.1
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