[systemd-devel] systemd.mount questions

[Dave Reisner]

On Mon, Jul 29, 2013 at 12:39:40PM +0100, lux-integ wrote:
> I am attempting to learn how to use systemd.  I read the man page on 
> systemd.mount 
> 
> (  http://www.freedesktop.org/software/systemd/man/systemd.mount.html )
> 
> and I have two questions
> 
> 1:  say you want to mount proc, sys, run, dev, devpts, tmpfs
> do you need multiple systemd.mount files  (1 for each)  or can one file do and 
> if so how so?

1 mount unit = 1 mounted filesystem

But, why? These things are already mounted for you. If you really need
to override options, you can still use /etc/fstab

> 2.  I   did not see an option for passing the --no-mtab (-n ) option when 
> calling mount.  
>  ( http://linux.die.net/man/8/mount )
> 
> So  when using systemd.mount  how is the  --no-mtab option inserted?

You couldn't possibly make use of this option, even if you were able to
pass it. systemd requires that /etc/mtab is a symlink to
/proc/self/mounts:

http://cgit.freedesktop.org/systemd/systemd/tree/src/core/main.c#n1136

d