On Sat, Sep 29, 2018 at 03:39:06PM +0200, Xose Vazquez Perez wrote: > > It was removed from misc/mke2fs.conf.in in d0b9e0a6aa7d6805338a43b4e372623352d8df09 > > Was it intentional? Yes, metadata_csum's functionality is a superset of uninit_bg with a different way of checksuming the block group descriptors. So it's contradictory to have both metadata_csum and uninit_bg enabled at the same time. - Ted