No, the dialog was not missing in stock Dapper but it was missing in kubuntu.org's Dapper KDE update packages.
In stock Dapper, it shows an Unmounting dialog with a progress of 0% until the process was completely finished. -- umount progress dialog missing in Edgy https://launchpad.net/bugs/61946 -- kubuntu-bugs mailing list kubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/kubuntu-bugs