On Wed, Sep 24, 2014 at 06:25:07PM +0200, Jan Kara wrote: > On Wed 24-09-14 22:04:30, Li Xi wrote: > > This patch adds ioctl interface for setting/getting project of ext4. > The patch looks good to me. I was just wondering whether it won't be > useful to add an ioctl() which isn't ext4 specific. We could just extend > ->setattr() to allow setting of project ID (most filesystems would just > return -EOPNOTSUPP but ext4 and xfs could do the right thing) and then call > ->setattr from the generic ioctl. That way userspace won't have to care > about filesystem type when setting project ID... What do others think?
Absolutely. In general I also wonder why this patch doesn't implement the full XFS API. Maybe there is a reason it was considered and rejected, but it would be helpful to document why. -- To unsubscribe from this list: send the line "unsubscribe linux-api" in the body of a message to [email protected] More majordomo info at http://vger.kernel.org/majordomo-info.html
