[PATCH 1/1] UBUNTU: enforce -- ensure SYSFS compatibility is disabled

[Andy Whitcroft]

On Thu, May 27, 2010 at 03:07:25PM +0200, Stefan Bader wrote:
> On 05/27/2010 02:37 PM, Andy Whitcroft wrote:
> > Ensure we have all of the SYSFS compatibility modes disabled.
> > 
> > BluePrint: http://blueprints.launchpad.net/ubuntu/+spec/kernel-maverick-upstart
> > Signed-off-by: Andy Whitcroft <apw at canonical.com>
> > ---
> >  debian/config/enforce |    4 ++++
> >  1 files changed, 4 insertions(+), 0 deletions(-)
> > 
> > diff --git a/debian/config/enforce b/debian/config/enforce
> > index 80be985..6481323 100644
> > --- a/debian/config/enforce
> > +++ b/debian/config/enforce
> > @@ -38,3 +38,7 @@ value CONFIG_BLK_DEV_RAM_SIZE 65536
> >  
> >  # LVM requires dm_mod built in to activate correctly (LP: #560717)
> >  value CONFIG_BLK_DEV_DM y
> > +
> > +# sysfs: ensure all DEPRECATED items are off
> > +value CONFIG_SYSFS_DEPRECATED_V2 n
> > +!exists CONFIG_SYSFS_DEPRECATED | value CONFIG_SYSFS_DEPRECATED n
> 
> Sorry for potentially being stupid here: that reads it is ok if either
> CONFIG_SYSFS_DEPRECATED does not exist or if it does it needs to be n.
> I think if CONFIG_SYSFS_DEPRECATED exists then CONFIG_SYSFS_DEPRECATED_V2 does
> not, so would it need a similar construct?

Actually CONFIG_SYSFS_DEPRECATED_V2 selects CONFIG_SYSFS_DEPRECATED and
there is a reverse dependancy such that if CONFIG_SYSFS_DEPRECATED_V2 is
n then the other does not appear.  _V2 is currently always there.  So by
not having the !exists we get warned when they change the names.

-apw