On Fri 2017-09-15 (22:07), Peter Grandi wrote: > > [ ... ] mounted with option user_subvol_rm_allowed [ ... ] > > root can delete this snapshot, but not the user. Why? [ ... ] > > Ordinary permissions still apply both to 'create' and 'delete': My user tux is the owner of the snapshot directory, because he has created it! tux@xerus:/test/tux/zz: id uid=1000(tux) gid=100(users) groups=100(users) tux@xerus:/test/tux/zz: ll .snapshot/ drwxr-xr-x tux users - 2017-09-15 18:22:26 .snapshot/2017-09-15_1822.test drwxr-xr-x tux users - 2017-09-15 18:22:26 .snapshot/2017-09-15_1824.test drwxr-xr-x tux users - 2017-09-15 18:57:39 .snapshot/2017-09-15_1859.test tux@xerus:/test/tux/zz: btrfs subvolume delete .snapshot/2017-09-15_1859.test Delete subvolume (no-commit): '/test/tux/zz/.snapshot/2017-09-15_1859.test' ERROR: cannot delete '/test/tux/zz/.snapshot/2017-09-15_1859.test': Read-only file system -- Ullrich Horlacher Server und Virtualisierung Rechenzentrum TIK Universitaet Stuttgart E-Mail: horlacher@xxxxxxxxxxxxxxxxxxxx Allmandring 30a Tel: ++49-711-68565868 70569 Stuttgart (Germany) WWW: http://www.tik.uni-stuttgart.de/ REF:<22972.16657.822204.646994@xxxxxxxxxxxxxxxxxx> -- To unsubscribe from this list: send the line "unsubscribe linux-btrfs" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html
