On Tue, Nov 25, 2008 at 05:15:36PM -0800, David Miller wrote:
> From: Alexey Dobriyan <[EMAIL PROTECTED]>
> Date: Tue, 25 Nov 2008 20:26:35 +0300
> 
> > To avoid unnecessary complications with passing netns around.
> > 
> > * set once, very early after allocating
> > * once set, never changes
> > 
> > For a while create every xfrm_state in init_net.
> > 
> > Signed-off-by: Alexey Dobriyan <[EMAIL PROTECTED]>
> 
> Applied.
> 
> > @@ -223,6 +226,11 @@ struct xfrm_state
> >     void                    *data;
> >  };
> >  
> > +static inline struct net *xs_net(struct xfrm_state *x)
> > +{
> > +   return read_pnet(&x->xs_net);
> > +}
> > +
> >  /* xflags - make enum if more show up */
> 
> Look mom, no ifdefs!  Amazing!

There're gone and won't return, honey.

In fact, I don't like pnet only a little now and thinking about:

        net = read_net(foo->foo_net);
        write_net(foo->foo_net, net);
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