GParted uses the blkid command from util-linux v2.23 and higher to recognize f2fs file systems. See footnote 14 on the GParted features page. http://gparted.org/features.php
You can check which package version a Debian distribution is using with the following command: dpkg -l | grep util-linux >From a quick check of the Debian packages, it appears that only the experimental branch has a util-linux package >= 2.23. https://packages.debian.org/search?suite=default§ion=all&arch=any&searchon=names&keywords=util-linux -- To UNSUBSCRIBE, email to debian-bugs-dist-requ...@lists.debian.org with a subject of "unsubscribe". Trouble? Contact listmas...@lists.debian.org