Pressed send too early. It is also worth pointing out that I'm fairly sure every *nix has similar ways to blow your arms and legs off. There's nothing special about OpenBSD or bioctl in that sense.
On Wed, 27 Jan 2021 at 11:31, Ashton Fagg <ash...@fagg.id.au> wrote: > > On Wed, 27 Jan 2021 at 10:55, Samarul Meu <samarul....@gmail.com> wrote: > > > > I am a little puzzled that there is no failsafe mechanism for commands like > > bioctl or fdisk on the already mounted disk. For me the obvious think was > > that the system complains when trying bioctl -d sd0. > > To be fair, bioctl talks to block I/O devices (i.e. nothing to do with > filesystems). So it is hardly surprising that this can happen > considering that fact. Do you want "rm -rf /" to hold your hand also? > You could also blow away a disk with "dd" if you're not careful - > should that try and preempt you from making a mistake? > > I know that doesn't help you, but I can imagine that's the rationale. > If you want to shoot yourself in the foot, that's just fine.
