Re: [PATCH 00/20] Mount writer count and read-only bind mounts (v3)

["Randy.Dunlap" <rdunlap@xenotime.net>]

On Tue, 27 Jun 2006 19:17:27 -0700 Andrew Morton wrote:

> On Tue, 27 Jun 2006 18:50:36 -0700
> Dave Hansen <haveblue@us.ibm.com> wrote:
> 
> > > > Since the last revision, the locking in faccessat() and
> > > > mnt_is_readonly() has been changed to fix a race which might have
> > > > caused a false-negative mount-is-readonly return when faccessat()
> > > > is called while another two processes are racing to make a mount
> > > > readonly.
> > > > 
> > > umm, what's it all for?
> > 
> > Mostly for vserver, for now.  They allow a filesystem to be r/w, but
> > have r/o views into it.  This is really handy so that every vserver can
> > use a common install but still allow the administrator to update it.
> 
> OK.  That makes it one of those features which stays in -mm until we work
> out what we're going to do about containers/vserver/etc.
> 
> Unless there's something else which needs it?
> 
> This is all rather important info, you know.  It should be presented
> front-and-centre in [patch 0/N].  In detail...

TPP says not to use patch 0/N.... !!?!!?!?!?
so which way do you want it?

---
~Randy
-
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@vger.kernel.org
More majordomo info at  http://vger.kernel.org/majordomo-info.html
Please read the FAQ at  http://www.tux.org/lkml/