[arch-projects] [PATCH] [initscripts] Use mount -n for devpts and shm

[Gerardo Exequiel Pozzi]

--- El lun 16-may-11, Seblu <seblu at seblu.net> escribió:

> De: Seblu <seblu at seblu.net>
> Asunto: Re: [arch-projects] [PATCH] [initscripts] Use mount -n for devpts and shm
> Para: "Arch Linux projects development discussion" <arch-projects at archlinux.org>
> Fecha: lunes, 16 de mayo de 2011, 14:15
> On Mon, May 16, 2011 at 8:44 AM,
> Gerardo Exequiel Pozzi
> <vmlinuz386 at yahoo.com.ar>
> wrote:
> > Signed-off-by: Gerardo Exequiel Pozzi <vmlinuz386 at yahoo.com.ar>
> > ---
> >  rc.sysinit |    4 ++--
> >  1 files changed, 2 insertions(+), 2 deletions(-)
> >
> > diff --git a/rc.sysinit b/rc.sysinit
> > index 733149c..6a01029 100755
> > --- a/rc.sysinit
> > +++ b/rc.sysinit
> > @@ -29,9 +29,9 @@ if ! /bin/mountpoint -q /dev; then
> >  fi
> >  /bin/mkdir -p /run/lock /dev/{pts,shm}
> >  /bin/chmod 1777 /run/lock
> > -/bin/mountpoint -q /dev/pts || /bin/mount /dev/pts
> &> /dev/null \
> > +/bin/mountpoint -q /dev/pts || /bin/mount -n /dev/pts
> &> /dev/null \
> >        || /bin/mount -n -t devpts devpts /dev/pts
> -o mode=620,gid=5,nosuid,noexec
> > -/bin/mountpoint -q /dev/shm || /bin/mount /dev/shm
> &> /dev/null \
> > +/bin/mountpoint -q /dev/shm || /bin/mount -n /dev/shm
> &> /dev/null \
> >        || /bin/mount -n -t tmpfs shm /dev/shm -o
> mode=1777,nosuid,nodev
> >
> >  # remount root ro to allow for fsck later on, we
> remount now to
> 
> Why doing this ? With /etc/mtab linked to /proc/mounts, why
> just every
> time calling in with -n ?
> 

Hello,

1) To be consistent with other mounts calls.
2) Currently (util-linux-2.19-2) mount is not linked against libmount, there is no support for utab. Symlink mtab will loss userspace mount features.
3) This does not affect if mtab is symlinked.