[PATCH v2 09/92] btrfs: convert to simple_rename_timestamp

[Jeff Layton <jlayton@kernel.org>]

A rename potentially involves updating 4 different inode timestamps.
Convert to the new simple_rename_timestamp helper function.

Signed-off-by: Jeff Layton <jlayton@kernel.org>
---
 fs/btrfs/inode.c | 15 ++-------------
 1 file changed, 2 insertions(+), 13 deletions(-)

diff --git a/fs/btrfs/inode.c b/fs/btrfs/inode.c
index 601fdc956484..521c08b8ad04 100644
--- a/fs/btrfs/inode.c
+++ b/fs/btrfs/inode.c
@@ -8778,7 +8778,6 @@ static int btrfs_rename_exchange(struct inode *old_dir,
 	struct btrfs_root *dest = BTRFS_I(new_dir)->root;
 	struct inode *new_inode = new_dentry->d_inode;
 	struct inode *old_inode = old_dentry->d_inode;
-	struct timespec64 ctime = current_time(old_inode);
 	struct btrfs_rename_ctx old_rename_ctx;
 	struct btrfs_rename_ctx new_rename_ctx;
 	u64 old_ino = btrfs_ino(BTRFS_I(old_inode));
@@ -8909,12 +8908,7 @@ static int btrfs_rename_exchange(struct inode *old_dir,
 	inode_inc_iversion(new_dir);
 	inode_inc_iversion(old_inode);
 	inode_inc_iversion(new_inode);
-	old_dir->i_mtime = ctime;
-	old_dir->i_ctime = ctime;
-	new_dir->i_mtime = ctime;
-	new_dir->i_ctime = ctime;
-	old_inode->i_ctime = ctime;
-	new_inode->i_ctime = ctime;
+	simple_rename_timestamp(old_dir, old_dentry, new_dir, new_dentry);
 
 	if (old_dentry->d_parent != new_dentry->d_parent) {
 		btrfs_record_unlink_dir(trans, BTRFS_I(old_dir),
@@ -9178,11 +9172,7 @@ static int btrfs_rename(struct mnt_idmap *idmap,
 	inode_inc_iversion(old_dir);
 	inode_inc_iversion(new_dir);
 	inode_inc_iversion(old_inode);
-	old_dir->i_mtime = current_time(old_dir);
-	old_dir->i_ctime = old_dir->i_mtime;
-	new_dir->i_mtime = old_dir->i_mtime;
-	new_dir->i_ctime = old_dir->i_mtime;
-	old_inode->i_ctime = old_dir->i_mtime;
+	simple_rename_timestamp(old_dir, old_dentry, new_dir, new_dentry);
 
 	if (old_dentry->d_parent != new_dentry->d_parent)
 		btrfs_record_unlink_dir(trans, BTRFS_I(old_dir),
@@ -9204,7 +9194,6 @@ static int btrfs_rename(struct mnt_idmap *idmap,
 
 	if (new_inode) {
 		inode_inc_iversion(new_inode);
-		new_inode->i_ctime = current_time(new_inode);
 		if (unlikely(btrfs_ino(BTRFS_I(new_inode)) ==
 			     BTRFS_EMPTY_SUBVOL_DIR_OBJECTID)) {
 			ret = btrfs_unlink_subvol(trans, BTRFS_I(new_dir), new_dentry);
-- 
2.41.0