Am Sat, 16 Sep 2017 00:02:01 +0200 schrieb Ulli Horlacher <frams...@rus.uni-stuttgart.de>:
> On Fri 2017-09-15 (23:44), Ulli Horlacher wrote: > > On Fri 2017-09-15 (22:07), Peter Grandi wrote: > > > [...] > > > > > > Ordinary permissions still apply both to 'create' and 'delete': > > > > My user tux is the owner of the snapshot directory, because he has > > created it! > > I can delete normal subvolumes but not the readonly snapshots: > > tux@xerus:/test/tux/zz/.snapshot: btrfs subvolume create test > Create subvolume './test' > > tux@xerus:/test/tux/zz/.snapshot: ll > drwxr-xr-x tux users - 2017-09-15 18:22:26 > 2017-09-15_1822.test drwxr-xr-x tux users - 2017-09-15 > 18:22:26 2017-09-15_1824.test drwxr-xr-x tux users - > 2017-09-15 18:57:39 2017-09-15_1859.test drwxr-xr-x tux > users - 2017-09-15 23:58:51 test > > tux@xerus:/test/tux/zz/.snapshot: btrfs subvolume delete test > Delete subvolume (no-commit): '/test/tux/zz/.snapshot/test' > > tux@xerus:/test/tux/zz/.snapshot: btrfs subvolume delete > 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 See "man mount" in section btrfs mount options: There is a mount option to allow normal user to delete snapshots. But this is said to has security implication I cannot currently tell. Maybe someone else knows. -- Regards, Kai Replies to list-only preferred. -- To unsubscribe from this list: send the line "unsubscribe linux-btrfs" in the body of a message to majord...@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html