Re: [PATCH v2 09/31] ext4: drop redundant S_IFDIR from mkdir

From: Jan Kara

Date: Wed Jul 01 2026 - 06:11:05 EST


On Tue 30-06-26 12:53:38, Jori Koolstra wrote:
> vfs_mkdir() now sets the S_IFDIR type bit in the mode it passes to
> ->mkdir(), so OR-ing S_IFDIR into the mode again in ext4_mkdir() is
> redundant. Drop it.
>
> Assisted-by: Claude Opus 4.8 (1M context)
> Signed-off-by: Jori Koolstra <jkoolstra@xxxxxxxxx>

Looks good. Feel free to add:

Reviewed-by: Jan Kara <jack@xxxxxxx>

Honza

> ---
> fs/ext4/namei.c | 2 +-
> 1 file changed, 1 insertion(+), 1 deletion(-)
>
> diff --git a/fs/ext4/namei.c b/fs/ext4/namei.c
> index cc49ae04a6f6..0992fe21b261 100644
> --- a/fs/ext4/namei.c
> +++ b/fs/ext4/namei.c
> @@ -3009,7 +3009,7 @@ static struct dentry *ext4_mkdir(struct mnt_idmap *idmap, struct inode *dir,
> credits = (EXT4_DATA_TRANS_BLOCKS(dir->i_sb) +
> EXT4_INDEX_EXTRA_TRANS_BLOCKS + 3);
> retry:
> - inode = ext4_new_inode_start_handle(idmap, dir, S_IFDIR | mode,
> + inode = ext4_new_inode_start_handle(idmap, dir, mode,
> &dentry->d_name,
> 0, NULL, EXT4_HT_DIR, credits);
> handle = ext4_journal_current_handle();
> --
> 2.54.0
>
--
Jan Kara <jack@xxxxxxxx>
SUSE Labs, CR